Compositions and articles

Abstract

The purpose of the present invention is to provide a composition capable of forming a film having both anti-icing performance and transparency, preferably a composition capable of forming a film having excellent weather resistance. This composition contains an organosilane compound (A), and the organosilane compound (A) contains a reaction product (A3) of a silane compound (A1) having a fluoropolyether group and a hydrolyzable silyl group and an organosilicon compound (A2) having an epoxy ring and a hydrolyzable silyl group. The silane compound (A1) having a fluoropolyether group and a hydrolyzable silyl group is different from the organosilicon compound (A2) having an epoxy group and a hydrolyzable silyl group.

Description

Technical Field

[0001] The present invention relates to compositions and articles. Background Art

[0002] As the organosilane compound used for the coating or the molded body, an organosilane compound having an epoxy group is known.

[0003] Patent document 1 describes a curable composition comprising a fluorine-containing amide compound, a fluorine-containing organohydrogensiloxane, and an organosiloxane, wherein the organosiloxane has one or more hydrogen atoms directly bonded to silicon atoms in one molecule, a catalytic amount of a platinum group element, a hydrogen atom directly bonded to silicon atoms in one molecule, and an epoxy group and / or a trialkoxysilyl group bonded to silicon atoms via a carbon atom or via a carbon atom and an oxygen atom.

[0004] Patent Document 2 describes an epoxy group-containing cyclic organosiloxane.

[0005] Prior art literature

[0006] Patent Literature

[0007] Patent Document 1: Japanese Patent Application Laid-Open No. 9-95615

[0008] Patent Document 2: Japanese Patent Application Publication No. 2016-204288 Summary of the invention

[0009] Technical problem to be solved by the invention

[0010] When the organosilane compounds described in Patent Documents 1 and 2 are used for coating, it has been found that the anti-icing performance and transparency may be insufficient.

[0011] The technical problem of the present invention is to provide a composition capable of forming a film having both anti-icing performance and transparency, preferably a composition capable of forming a film having excellent weather resistance. Another technical problem of the present invention is to provide an article using the composition.

[0012] Technical means for solving technical problems

[0013] The present invention includes the following aspects.

[0014] [1] A composition comprising an organosilane compound (A),

[0015] The organosilane compound (A) comprises a reaction product (A3) of a silane compound (A1) having a fluoropolyether group and a hydrolyzable silyl group and an organosilicon compound (A2) having an epoxy ring and a hydrolyzable silyl group.

[0016] The silane compound (A1) having a fluoropolyether group and a hydrolyzable silyl group is different from the organosilicon compound (A2) having an epoxy group and a hydrolyzable silyl group.

[0017] [2] The composition according to [1], wherein the organosilane compound (A) further comprises an organosilicon compound (A2) having an epoxy group and a hydrolyzable silyl group.

[0018] [3] The composition according to [1] or [2], wherein the silane compound (A1) having a fluorinated polyether group comprises at least one compound represented by formula (1) or (2).

[0019] R F1 α -X A -R Si β (1)

[0020] R Si γ -X A -R F2 -X A -R Si γ (2)

[0021] [Wherein,

[0022] R F1 Rf is independently 1 ﹣R F ﹣O q -

[0023] R F2 =Rf 2 p ﹣R F ﹣O q -

[0024] R 1 Each occurrence is independently C which may be substituted with one or more fluorine atoms. 1-16 alkyl;

[0025] R 2 is C which may be substituted by one or more fluorine atoms 1-6 Alkylene;

[0026] R F Each occurrence is independently a divalent fluoropolyether group;

[0027] p is 0 or 1;

[0028] q is independently 0 or 1 at each occurrence;

[0029] R Si Each occurrence is independently a monovalent group comprising a Si atom to which a hydroxyl group, a hydrolyzable group, a hydrogen atom or a monovalent organic group is bonded;

[0030] In each of formula (1) or formula (2), at least one R Si It is a monovalent group containing a Si atom to which a hydroxyl group or a hydrolyzable group is bonded;

[0031] X A Each is independently a single bond or a 2- to 10-valent organic group;

[0032] α is an integer from 1 to 9;

[0033] β is an integer from 1 to 9;

[0034] γ is each independently an integer of 1 to 9.]

[0035] [4] The composition according to any one of [1] to [3], wherein the silane compound (A1) having a fluorinated polyether group comprises a compound represented by formula (1b) or formula (2b).

[0036]

[0037] [Wherein,

[0038] R 1 is a monovalent organic group containing a fluoropolyether group;

[0039] R 1' is a divalent organic group containing a fluoropolyether group;

[0040] The above fluoropolyether group is independently of each other in each occurrence of the formula: -(OC6F 12 ) m31 ﹣(OC5F 10 ) m32 ﹣(OC4F8) m33 ﹣(OC3X 10 6) m34 ﹣(OC2F4) m35 -(OCF2) m36 -[wherein, m31, m32, m33, m34, m35 and m36 are independently integers of 0 or 1 or more, X 10 are independently H, F or Cl, and the order of existence of each repeating unit is arbitrary. ] The group shown;

[0041] X 1 independently a silane-containing reactive crosslinking group;

[0042] X 2 are independently monovalent groups;

[0043] In each of formula (1b) or formula (2b), X 1 and X 2 At least one of them is a monovalent group including a Si atom to which a hydroxyl group or a hydrolyzable group is bonded.]

[0044] [5] The composition according to any one of [1] to [4], wherein the content of the unit derived from the silane compound (A1) having the fluorinated polyether group in the organosilane compound (A) is 0.1% by mass or more.

[0045] [6] The composition according to any one of [1] to [5], wherein the organosilicon compound (A2) having an epoxy group and a hydrolyzable silyl group includes a compound represented by formula (3).

[0046] M a1 D b1 T c1 Q d1 (3)

[0047] [Wherein,

[0048] M is (R s1 3SiO 1 / 2 ) represented by a monovalent group;

[0049] D is (R s1 2SiO 2 / 2 ) shown as a divalent group;

[0050] T is (R s1 SiO 3 / 2 ) shown as a trivalent group;

[0051] Q is (SiO 4 / 2 ) shown as a 4-valent group;

[0052] R s1 Each occurrence is independently a hydrogen atom, a hydroxyl group, a hydrolyzable group, -X s1 ﹣NR s2 2. -X s1 -COOH, a group having an epoxy ring, a monovalent organic group or -X s1 -SiR s3 n11 R s4 3﹣n11 ;

[0053] R s2 Each occurrence is independently a hydrogen atom or a C 1-20 alkyl;

[0054] R s3is independently a hydroxyl group or a hydrolyzable group at each occurrence;

[0055] R s4 Each time it occurs, it is independently C 1-20 alkyl;

[0056] X s1 Each occurrence is independently a divalent organic group;

[0057] n11 is an integer from 1 to 3;

[0058] a1 is an integer from 3 to 60;

[0059] b1 is an integer from 10 to 1,100;

[0060] c1 is an integer from 0 to 30;

[0061] d1 is an integer from 0 to 15;

[0062] c1+d1 is greater than 1;

[0063] Among them, at least 1 R s1 Contains an epoxy ring, at least one additional R s1 is a hydroxyl group or a hydrolyzable group.]

[0064] [7] The composition according to any one of [1] to [6], further comprising a crosslinking agent (B), wherein the crosslinking agent (B) comprises a compound having two or more groups reactive with at least one of an epoxy group and a hydrolyzable silyl group.

[0065] [8] The composition according to [7], wherein in the crosslinking agent (B), the group capable of reacting with at least one of an epoxy group and a hydrolyzable silyl group is selected from -OR b5 , carboxyl, -NR b5 2 and -SiR b6 n6 R b7 3﹣n6 At least one of the following (wherein R b5 Each occurrence is independently a hydrogen atom or a C 1-20 Alkyl; R b6 Each occurrence is independently a hydroxyl group or a hydrolyzable group; R b7 Each time it occurs, it is independently C 1-20 alkyl; n6 is an integer from 1 to 3).

[0066] [9] The composition according to [7] or [8], wherein the amount of the crosslinking agent (B) is 0.1 parts by mass or more and 30 parts by mass or less based on 100 parts by mass of the organosilane compound (A).

[0067]

[10] The composition according to any one of [1] to [9], further comprising a catalyst (C).

[0068]

[11] The composition according to any one of [1] to

[10] , which is a two-component curable composition comprising a main agent (I) and a curing agent (II),

[0069] The main agent (I) comprises the organosilane compound (A),

[0070] The curing agent (II) comprises a cross-linking agent (B),

[0071] The crosslinking agent includes a compound having two or more groups reactive with at least one of an epoxy group and a hydrolyzable silyl group.

[0072]

[12] An article comprising:

[0073] substrate; and

[0074] A film formed from the composition according to any one of [1] to

[11] provided on the substrate.

[0075]

[13] The article according to

[12] , wherein the water contact angle of the film is 100° or greater.

[0076]

[14] The article according to

[12] or

[13] , wherein the haze of the film is 1 or less.

[0077]

[15] The article as described in any one of

[12] to

[14] , wherein the freezing index of the above-mentioned film evaluated by the following method is 650 kPa or less.

[0078] [Evaluation method of icing index]

[0079] The above film was formed on a stainless steel substrate with an inner bottom area of ​​110 mm 2 A bottomless cuvette is arranged on the membrane in such a way that the membrane contacts the bottom of the cuvette. Next, 0.5 mL of water is injected into the cuvette so that the water contacts the membrane, and the stainless steel substrate is cooled to -32°C to freeze the water in the cuvette. A load is applied to the cuvette in a direction parallel to the membrane surface, and the cuvette is moved at a speed of 10 mm / min. The load when the ice starts to move is used as an indicator of the freezing property.

[0080] Effects of the Invention

[0081] The composition of the present invention can provide a film having both anti-icing performance and transparency, and preferably can provide a composition capable of forming a film having excellent weather resistance. It can also provide an article having such a film. DETAILED DESCRIPTION

[0082] As used in the present specification, a "hydrolyzable silyl group" means a Si atom to which a hydroxyl group or a hydrolyzable group is bonded.

[0083] As used in this specification, "hydrolyzable group" refers to a group that can undergo a hydrolysis reaction, that is, a group that can be separated from the main skeleton of a compound by a hydrolysis reaction. Examples of hydrolyzable groups include -OR j , ﹣OCOR j 、﹣O﹣N=CR j 2. -NR j 2. -NHR j , -NCO, halogen (in these formulas, R j Indicates substituted or unsubstituted C 1-4 Alkyl), etc., preferably -OR j (i.e. alkoxy). j Examples include: unsubstituted alkyl groups such as methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, etc.; substituted alkyl groups such as chloromethyl, etc. Among these, alkyl groups, especially unsubstituted alkyl groups, are preferred, and methyl or ethyl groups are more preferred. The hydroxyl group in the hydrolyzable silyl group is not particularly limited, and may be generated by hydrolysis of the hydrolyzable group.

[0084] When used in this specification, "organic group" refers to a monovalent group containing carbon. As an organic group, there is no particular limitation, and it can be a hydrocarbon group or a derivative thereof. A derivative of a hydrocarbon group refers to a group having one or more N, O, S, Si, amide, sulfonyl, siloxane, carbonyl, carbonyloxy, etc. at the end of the hydrocarbon group or in the molecular chain. Among them, when it is simply recorded as an "organic group", it means a monovalent organic group. In addition, a "divalent organic group" refers to a divalent group containing carbon. As such a divalent organic group, there is no particular limitation, and a divalent group after further detaching one hydrogen atom from the organic group can be listed.

[0085] As used in this specification, "hydrocarbon group" is a group containing carbon and hydrogen, and refers to a group obtained by removing one hydrogen atom from a hydrocarbon. Such a hydrocarbon group is not particularly limited, and examples thereof include C 1-20 The hydrocarbon group includes, for example, an aliphatic hydrocarbon group, an aromatic hydrocarbon group, etc. The aliphatic hydrocarbon group may be any one of a straight chain, a branched chain or a ring, and may be any one of a saturated or an unsaturated. In addition, the hydrocarbon group may also contain one or more ring structures.

[0086] As used in this specification, the substituent of the "hydrocarbon group" is not particularly limited, and examples thereof include halogen atoms, C 1-6 Alkyl, C 2-6Alkenyl, C 2-6 Alkynyl, C 3-10 Cycloalkyl, C 3-10 unsaturated cycloalkyl, 5- to 10-membered heterocyclic group, 5- to 10-membered unsaturated heterocyclic group, C 6-10 One or more of aryl and 5- to 10-membered heteroaryl.

[0087] As used in this specification, "alkyl" includes, unless otherwise specified, C 1-12 (Preferred C 1-6 , more preferably C 1-3 , more preferably C1) alkyl (e.g. methyl, ethyl, n-propyl, isopropyl). The "alkyl" may be linear or branched, preferably linear. Furthermore, the "alkyl" may contain a functional group.

[0088] The composition of the present invention is described below.

[0089] The composition of the present invention contains an organosilane compound (A),

[0090] The organosilane compound (A) comprises a reaction product (A3) of a silane compound (A1) having a fluoropolyether group and an organosilicon compound (A2) having an epoxy group and a hydrolyzable silyl group.

[0091] The silane compound (A1) having a fluorinated polyether group is different from the organosilicon compound (A2) having an epoxy group and a hydrolyzable silyl group.

[0092] This makes it possible to provide a film having both anti-icing performance and transparency.

[0093] The composition of the present invention may further contain a crosslinking agent (B) and may further contain a catalyst (C).

[0094] [Organosilane compound (A)]

[0095] The above-mentioned organosilane compound (A) is a compound having at least a Si atom bonded to an organic group, and includes a reaction product (A3) of a silane compound (A1) having a fluoropolyether group and a hydrolyzable silyl group (hereinafter also referred to as "fluoropolyether group-containing silane compound (A1)") and an organosilicon compound (A2) having an epoxy group and a hydrolyzable silyl group (hereinafter also referred to as "epoxy group-containing organosilicon compound (A2)").

[0096] In one embodiment, the reaction product (A3) may be a reaction product obtained by reacting a hydrolyzable silyl group of a fluorinated polyether group-containing silane compound (A1) with a hydrolyzable silyl group of an epoxy group-containing organosilicon compound (A2).

[0097] In one embodiment, the organosilane compound (A) preferably has a hydrolyzable silyl group.

[0098] The fluorinated polyether group-containing silane compound (A1) is different from the epoxy group-containing organosilicon compound (A2). In one embodiment, the fluorinated polyether group-containing silane compound (A1) preferably does not contain an epoxy group. In another embodiment, the epoxy group-containing organosilicon compound (A2) preferably does not contain a fluorinated polyether group (for example, a group represented by PFPE described later), and more preferably does not contain a fluorine atom.

[0099] In the reaction product (A3), the amount of units derived from the fluorinated polyether group-containing silane compound (A1) is preferably from 5 parts by mass to 100 parts by mass, more preferably from 10 parts by mass to 70 parts by mass, and even more preferably from 20 parts by mass to 60 parts by mass, relative to 100 parts by mass of the units derived from the epoxy group-containing organosilicon compound (A2).

[0100] The organosilane compound (A) may further contain an epoxy-containing organosilicon compound (A2) in addition to the reaction product (A3) of the fluorinated polyether group-containing silane compound (A1) and the epoxy-containing organosilicon compound (A2). Thus, the adhesion of the composition of the present invention to the substrate and the compatibility with the solvent or other materials are improved.

[0101] The content of the unit derived from the fluorinated polyether group-containing silane compound (A1) in the organosilane compound (A) is preferably 0.1 mass % or more, more preferably 0.1 mass % or more and 2 mass % or less, further preferably 0.5 mass % or more and 1.7 mass % or less.

[0102] In a preferred embodiment, the fluorinated polyether group-containing silane compound (A1) preferably contains at least one compound represented by the following formula (1) or (2).

[0103] R F1 α -X A -R Si β (1)

[0104] R Si γ -X A -R F2 -X A -R Si γ (2)

[0105] [Wherein,

[0106] R F1 Rf is independently 1 ﹣R F ﹣Oq -

[0107] R F2 =Rf 2 p ﹣R F ﹣O q -

[0108] R 1 Each occurrence is independently C which may be substituted with one or more fluorine atoms. 1-16 alkyl;

[0109] R 2 is C which may be substituted by one or more fluorine atoms 1-6 Alkylene;

[0110] R F Each occurrence is independently a divalent fluoropolyether group;

[0111] p is 0 or 1;

[0112] q is independently 0 or 1 at each occurrence;

[0113] R Si Each occurrence is independently a monovalent group comprising a Si atom to which a hydroxyl group, a hydrolyzable group, a hydrogen atom or a monovalent organic group is bonded;

[0114] At least 1 R Si It is a monovalent group containing a Si atom to which a hydroxyl group or a hydrolyzable group is bonded;

[0115] X A Each is independently a single bond or a 2- to 10-valent organic group;

[0116] α is an integer from 1 to 9;

[0117] β is an integer from 1 to 9;

[0118] γ is each independently an integer of 1 to 9.]

[0119] In the above formula (1), R F1 Rf is independently 1 ﹣R F ﹣O q ﹣.

[0120] In the above formula (2), R F2 =Rf 2 p ﹣R F ﹣O q ﹣.

[0121] In the above formula, Rf1 Each occurrence is independently C which may be substituted with one or more fluorine atoms. 1-16 alkyl.

[0122] The above C may be substituted with one or more fluorine atoms 1-16 The "C" in the alkyl 1-16 The "alkyl" may be a straight chain or a branched chain, preferably a straight chain or a branched chain C 1-6 Alkyl, especially straight chain or branched C 1-3 Alkyl, more preferably a straight chain C 1-6 Alkyl, especially straight chain C 1-3 alkyl.

[0123] The above Rf 1 Preferably, C is substituted with one or more fluorine atoms. 1-16 Alkyl, more preferably CF2H-C 1-15 Perfluoroalkylene, more preferably C 1-16 Perfluoroalkyl.

[0124] C 1-16 The perfluoroalkyl group may be a straight chain or a branched chain, preferably a straight chain or a branched chain C 1-6 Perfluoroalkyl, especially C 1-3 Perfluoroalkyl, more preferably linear C 1-6 Perfluoroalkyl, especially C 1-3 The perfluoroalkyl group may specifically be -CF3, -CF2CF3 or -CF2CF2CF3.

[0125] In the above formula, Rf 2 is C which may be substituted by one or more fluorine atoms 1-6 Alkylene.

[0126] The above C may be substituted with one or more fluorine atoms 1-6 The "C" in the alkylene 1-6 The "alkylene" may be a straight chain or a branched chain, preferably a straight chain or a branched chain C 1-3 Alkylene, more preferably a straight chain C 1-3 Alkylene.

[0127] The above Rf 2 Preferably, C is substituted with one or more fluorine atoms. 1-6 Alkylene, more preferably C 1-6 Perfluoroalkylene, more preferably C 1-3 Perfluoroalkylene.

[0128] C 1-6 The perfluoroalkylene group may be a linear or branched group, preferably a linear or branched C1-3 Perfluoroalkylene, more preferably linear C 1-3 The perfluoroalkylene group may specifically be -CF2-, -CF2CF2- or -CF2CF2CF2-.

[0129] In the above formula, p is 0 or 1. In one embodiment, p is 0. In another embodiment, p is 1.

[0130] In the above formula, q is independently 0 or 1 at each occurrence. In one embodiment, q is 0. In another embodiment, q is 1.

[0131] In the above formulas (1) and (2), R F Each occurrence is independently a divalent fluorinated polyether group.

[0132] R F The preferred formula is: -(OC6F 12 ) a ﹣(OC5F 10 ) b ﹣(OC4F8) c ﹣(OC3R Fa 6) d ﹣(OC2F4) e -(OCF2) f A group represented by - (hereinafter also referred to as a group represented by "PFPE").

[0133] [Wherein,

[0134] R Fa is independently a hydrogen atom, a fluorine atom or a chlorine atom at each occurrence,

[0135] a, b, c, d, e and f are each independently an integer of 0 to 200, and the sum of a, b, c, d, e and f is 1 or more. The order of existence of each repeating unit indicated by a, b, c, d, e or f and enclosed in parentheses in the formula is arbitrary. Fa When it is a hydrogen atom or a chlorine atom, at least one of a, b, c, e and f is 1 or more.]

[0136] R Fa Preferably, it is a hydrogen atom or a fluorine atom, and more preferably, it is a fluorine atom. Fa In the case of a hydrogen atom or a chlorine atom, at least one of a, b, c, e and f is 1 or more.

[0137] Preferably, a, b, c, d, e and f are each independently an integer of 0 to 100.

[0138] The sum of a, b, c, d, e and f is preferably 5 or more, more preferably 10 or more, for example, 15 or more or 20 or more. The sum of a, b, c, d, e and f is preferably 200 or less, more preferably 100 or less, further preferably 60 or less, for example, 50 or less or 30 or less.

[0139] These repeating units can be straight-chain or branched, and can also contain ring structures. For example, -(OC6F 12 )﹣ can be -(OCF2CF2CF2CF2CF2CF2)﹣, -(OCF(CF3)CF2CF2CF2CF2)﹣, -(OCF2CF(CF3)CF2CF2CF2) ﹣, ﹣(OCF2CF2CF(CF3)CF2CF2)﹣, ﹣(OCF2CF2CF2CF(CF3)CF2)﹣, ﹣(OCF2CF2CF2CF2CF(CF3))﹣, etc. ﹣(OC5F 10 )﹣ can be ﹣(OCF2CF2CF2CF2CF2)﹣, ﹣(OCF(CF3)CF2CF2CF2)﹣, ﹣(OCF2CF(CF3)CF2CF2)﹣, ﹣(OCF2CF2CF(CF3)CF2)﹣, ﹣(OCF2CF2CF2CF(CF3)CF2)﹣, ﹣(OCF2CF2CF2CF(CF3))﹣, etc. ﹣(OC4F8)﹣ can be any of ﹣(OCF2CF2CF2CF2)﹣, ﹣(OCF(CF3)CF2CF2)﹣, ﹣(OCF2CF(CF3)CF2)﹣, ﹣(OCF2CF2CF(CF3))﹣, ﹣(OC(CF3)2CF2)﹣, ﹣(OCF2C(CF3)2)﹣, ﹣(OCF(CF3)CF(CF3))﹣, ﹣(OCF(C2F5)CF2)﹣ and ﹣(OCF2CF(C2F5))﹣. ﹣(OC3F6)﹣ (i.e., R Fa is a fluorine atom) may be any of -(OCF2CF2CF2)-, -(OCF(CF3)CF2)-, and -(OCF2CF(CF3))-. -(OC2F4)- may be any of -(OCF2CF2)-, and -(OCF(CF3))-.

[0140] The ring structure may be a three-membered ring, a four-membered ring, a five-membered ring or a six-membered ring.

[0141]

[0142] [Wherein, * represents the bonding position.]

[0143] The above ring structure may preferably be a four-membered ring, a five-membered ring or a six-membered ring, and more preferably a four-membered ring or a six-membered ring.

[0144] The repeating unit having a ring structure may preferably be the following units.

[0145]

[0146] [Wherein, * represents the bonding position.]

[0147] In one embodiment, the repeating unit is linear. When the repeating unit is linear, the surface slipperiness and wear durability of the film (surface treatment layer) can be improved.

[0148] In one embodiment, the repeating unit is branched. By making the repeating unit branched, the dynamic friction coefficient of the film (surface treatment layer) can be increased.

[0149] In one approach, R F Each occurrence is independently a group represented by any one of the following formulae (f1) to (f6).

[0150] ﹣(OC3F6) d ﹣(OC2F4) e - (f1)

[0151] [Wherein, d is an integer of 1 to 200, and e is 0 or 1.]

[0152] ﹣(OC4F8) c ﹣(OC3R Fa 6) d ﹣(OC2F4) e -(OCF2) f - (f2)

[0153] [Where R Fa Each occurrence is independently a hydrogen atom, a fluorine atom or a chlorine atom, preferably a fluorine atom, c and d are independently an integer from 0 to 30, e and f are independently an integer from 1 to 200,

[0154] The sum of c, d, e and f is greater than 2,

[0155] The order of presence of the repeating units marked with the subscript c, d, e or f and enclosed in parentheses is arbitrary in the formula.]

[0156] ﹣(R 6 ﹣R 7 ) g - (f3)

[0157] [Where R 6 For OCF2 or OC2F4,

[0158] R 7is selected from OC2F4, OC3F6, OC4F8, OC5F 10 and OC6F 12 or a combination of 2 or 3 groups independently selected from these groups,

[0159] g is an integer from 2 to 100.]

[0160] ﹣(R 6 ﹣R 7 ) g ﹣R r ﹣(R 7' ﹣R 6' ) g' - (f4)

[0161] [Where R 6 For OCF2 or OC2F4,

[0162] R 7 is selected from OC2F4, OC3F6, OC4F8, OC5F 10 and OC6F 12 or a combination of 2 or 3 groups independently selected from these groups,

[0163] R 6' For OCF2 or OC2F4,

[0164] R 7' is selected from OC2F4, OC3F6, OC4F8, OC5F 10 and OC6F 12 or a combination of 2 or 3 groups independently selected from these groups,

[0165] g is an integer from 2 to 100,

[0166] g' is an integer from 2 to 100,

[0167] R r for

[0168]

[0169] (Where * indicates the bonding position.)]

[0170] ﹣(OC6F 12 ) a ﹣(OC5F 10 ) b ﹣(OC4F8) c ﹣(OC3F6) d ﹣(OC2F4) e -(OCF2) f - (f5)

[0171] [In the formula, e is an integer from 1 to 200, a, b, c, d and f are each independently an integer from 0 to 200, and the order of existence of each repeating unit marked with a, b, c, d, e or f and enclosed in parentheses is arbitrary in the formula.]

[0172] ﹣(OC6F 12 ) a ﹣(OC5F 10 ) b ﹣(OC4F8) c ﹣(OC3F6) d ﹣(OC2F4) e -(OCF2) f - (f6)

[0173] [In the formula, f is an integer from 1 to 200, a, b, c, d and e are each independently an integer from 0 to 200, and the order of existence of each repeating unit marked with a, b, c, d, e or f and enclosed in parentheses is arbitrary in the formula.]

[0174] In the above formula (f1), d is preferably an integer of 5 to 200, more preferably an integer of 10 to 100, further preferably an integer of 15 to 50, for example, an integer of 25 to 35. OC3F6 in the above formula (f1) is preferably (OCF2CF2CF2), (OCF(CF3)CF2) or (OCF2CF(CF3)), more preferably (OCF2CF2CF2). (OC2F4) in the above formula (f1) is preferably (OCF2CF2) or (OCF(CF3)), more preferably (OCF2CF2). In one embodiment, e is 0. In another embodiment, e is 1.

[0175] In the above formula (f2), e and f are each independently preferably an integer of 5 to 200, more preferably an integer of 10 to 200. And the sum of c, d, e and f is preferably 5 or more, more preferably 10 or more, for example, 15 or more or 20 or more. In one embodiment, the above formula (f2) is preferably -(OC4F8) c ﹣(OC3F6) d ﹣(OC2F4) e -(OCF2) f -, more preferably -(OCF2CF2CF2CF2) c ﹣(OCF2CF2CF2) d -(OCF2CF2) e -(OCF2) f In another embodiment, formula (f2) can be -(OC2F4)e -(OCF2) f In another embodiment, the above formula (f2) may be -(OC4F8) c ﹣(OCF2CF2(CR Fa )2) d10 -(OCF2CF(CF3)) d11 -(OCF2CF2) e -(OCF2) f -. d10 and d11 are each independently an integer of 0 to 200, preferably an integer of 5 to 200, and more preferably an integer of 10 to 200. The sum of d10 and d11 is 0 to 200, preferably 5 to 200, and more preferably 10 to 200.

[0176] In the above formula (f3), R 6 Preferably, it is OC2F4, and in another embodiment, it is OCF2. In the above (f3), R 7 It is preferably a group selected from OC2F4, OC3F6 and OC4F8, or a combination of two or three groups independently selected from these groups, and more preferably a group selected from OC3F6 and OC4F8. The combination of two or three groups independently selected from OC2F4, OC3F6 and OC4F8 is not particularly limited, and examples thereof include -OC2F4OC3F6-, -OC2F4OC4F8-, -OC3F6OC2F4-, -OC3F6OC3F6-, -OC3F6OC4F8-, -OC4F8OC4F8-, -OC4F8OC3F6-, -OC4F8OC2F4-, -OC2 F4OC2F4OC3F6-, -OC2F4OC2F4OC4F8-, -OC2F4OC3F6OC2F4-, -OC2F4OC3F6OC3F6-, -OC2F4OC4F8OC2F4-, -OC3F6OC2F4OC2F4-, -OC3F6OC2F4OC3F6-, -OC3F6OC3F6OC2F4- and -OC4F8OC2F4OC2F4-. In the above formula (f3), g is preferably an integer greater than or equal to 3, more preferably an integer greater than or equal to 5. The above g is preferably an integer less than or equal to 50. In the above formula (f3), OC2F4, OC3F6, OC4F8, OC5F 10 and OC6F 12 It may be a straight chain or a branched chain, and is preferably a straight chain. In this embodiment, the above formula (f3) is preferably -(OC2F4-OC3F6) g ﹣or﹣(OC2F4﹣OC4F8) g ﹣.

[0177] In the above formula (f4), R6 , R 7 and g have the same meanings as those described in the above formula (f3). 6' , R 7' and g' respectively have the same meanings as R described in the above formula (f3). 6 , R 7 Same as g, in the same way. r Preferably:

[0178]

[0179] [Wherein, * represents the bonding position.]

[0180] More preferably

[0181]

[0182] [Wherein, * represents the bonding position.]

[0183] In the above formula (f5), e is preferably an integer of 1 to 100, more preferably an integer of 5 to 100. The sum of a, b, c, d, e and f is preferably 5 or more, more preferably 10 or more, for example, 10 to 100.

[0184] In the above formula (f6), f is preferably an integer of 1 to 100, more preferably an integer of 5 to 100. The sum of a, b, c, d, e and f is preferably 5 or more, more preferably 10 or more, for example, 10 to 100.

[0185] In one embodiment, the above R F It is a group represented by the above formula (f1).

[0186] In one embodiment, the above R F It is a group represented by the above formula (f2).

[0187] In one embodiment, the above R F It is a group represented by the above formula (f3).

[0188] In one embodiment, the above R F It is a group represented by the above formula (f4).

[0189] In one embodiment, the above R F It is a group represented by the above formula (f5).

[0190] In the above R FIn the embodiment of the present invention, the ratio of e to f (hereinafter referred to as "e / f ratio") is 0.1 to 10, preferably 0.2 to 5, more preferably 0.2 to 2, further preferably 0.2 to 1.5, and further more preferably 0.2 to 0.85. By making the e / f ratio less than 10, the sliding property, wear durability and chemical resistance of the film (surface treatment layer) obtained from the compound are further improved. The smaller the e / f ratio, the higher the sliding property and wear durability of the film. On the other hand, by making the e / f ratio greater than 0.1, the stability of the compound can be further improved. The larger the e / f ratio, the higher the stability of the compound.

[0191] In the above fluorinated polyether group-containing silane compound, R F1 and R F2 The number average molecular weight of the part is not particularly limited, and is, for example, 500 to 30,000, preferably 1,500 to 30,000, and more preferably 2,000 to 10,000. F1 and R F2 The number average molecular weight is obtained by 19 The value measured by F-NMR.

[0192] In another embodiment, R F1 and R F2 The number average molecular weight of the moiety is 500 to 30,000, preferably 1,000 to 20,000, more preferably 2,000 to 15,000, further preferably 2,000 to 10,000, and for example, may be 3,000 to 6,000.

[0193] In another embodiment, R F1 and R F2 The number average molecular weight of the moiety may be 4,000 to 30,000, preferably 5,000 to 10,000, and more preferably 6,000 to 10,000.

[0194] In the above formulas (1) and (2), R Si Each occurrence is independently a monovalent group comprising a Si atom to which a hydroxyl group, a hydrolyzable group, a hydrogen atom or a monovalent organic group is bonded, and at least one R Si It is a monovalent group including a Si atom to which a hydroxyl group or a hydrolyzable group is bonded. Si It helps to improve adhesion to the substrate and can also chemically react with the material of the substrate.

[0195] In a preferred embodiment, R Si It is a monovalent group including a Si atom to which a hydroxyl group or a hydrolyzable group is bonded.

[0196] In a preferred embodiment, R Si It is a group represented by the following formula (S1), (S2), (S3) or (S4).

[0197]

[0198] -SiR 11 n1 R 12 3-n1 (S2)

[0199] -SiR a1 k1 R b1 l1 R c1 m1 (S3)

[0200] -CR d1 k2 R e1 l2 R f1 m2 (S4)

[0201] -NR g1 R h1 (S5)

[0202] In the above formula, R 11 Each occurrence is independently a hydroxyl group or a hydrolyzable group.

[0203] R 11 Preferably, each occurrence is independently a hydrolyzable group.

[0204] R 11 Preferably, each occurrence is independently -OR j , ﹣OCOR j 、﹣O﹣N=CR j 2. -NR j 2. -NHR j , -NCO or halogen (in these formulas, R j Indicates substituted or unsubstituted C 1-4 alkyl), more preferably -OR j (i.e., alkoxy). j , which may include: unsubstituted alkyl groups such as methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, etc.; substituted alkyl groups such as chloromethyl, etc. Among these, alkyl groups, especially unsubstituted alkyl groups, are preferred, and methyl or ethyl groups are more preferred. In one embodiment, R j is methyl, in another embodiment R j It is ethyl.

[0205] In the above formula, R 12 Each occurrence of is independently a hydrogen atom or a monovalent organic group. The monovalent organic group is a monovalent organic group other than the above-mentioned hydrolyzable group.

[0206] In R 12 The monovalent organic group is preferably C 1-20 Alkyl, more preferably C 1-6 The alkyl group is more preferably a methyl group.

[0207] In the above formula, n1 is in each (SiR 11 n1 R 12 3﹣n1 ) units are independently an integer of 0 to 3. Si When the group is represented by formula (S1) or (S2), the R at the end of formula (1) and formula (2) is Si part (hereinafter also referred to as the "terminal part" of formula (1) and formula (2)), there is at least one (SiR 11 n1 R 12 3﹣n1 ) unit. That is, at the terminal part, all n1 are not 0 at the same time. In other words, at the terminal part of formula (1) and formula (2), there is at least one Si atom bonded with a hydroxyl group or a hydrolyzable group.

[0208] n1 in each (SiR 11 n1 R 12 3﹣n1 ) units are each independently an integer of preferably 1 to 3, more preferably 2 to 3, and even more preferably 3.

[0209] In the above formula, X 11 Each occurrence of is independently a single bond or a divalent organic group. The divalent organic group is preferably -R 28 ﹣O x ﹣R 29 ﹣(where R 28 and R 29 Each occurrence is independently a single bond or C 1-20 alkylene, x is 0 or 1). 1-20 The alkylene group may be a straight chain or a branched chain, and is preferably a straight chain. 1-20 The alkylene group is preferably C 1-10 Alkylene, more preferably C 1-6 Alkylene, more preferably C 1-3 Alkylene.

[0210] In one approach, X 11 Each time it occurs, it is independently -C 1-6 Alkylene-O-C 1-6 Alkylene - or -O - C 1-6 Alkylene-.

[0211] In a preferred embodiment, X 11 Each occurrence is independently a single bond or a linear C 1-6 Alkylene, preferably a single bond or straight chain C 1-3 Alkylene, more preferably a single bond or straight chain C 1-2 Alkylene, more preferably a straight chain C 1-2 Alkylene.

[0212] In the above formula, R 13 Each occurrence is independently a hydrogen atom or a monovalent organic group. The monovalent organic group is preferably C 1-20 Alkyl. 1-20 The alkyl group may be a linear chain or a branched chain, and is preferably a linear chain.

[0213] In a preferred embodiment, R 13 Each occurrence is independently a hydrogen atom or a linear C 1-6 Alkyl, preferably a hydrogen atom or a straight-chain C 1-3 The alkyl group is preferably a hydrogen atom or a methyl group.

[0214] In the above formula, t is independently an integer greater than 2 at each occurrence.

[0215] In a preferred embodiment, t is independently an integer of 2 to 10, preferably an integer of 2 to 6, at each occurrence.

[0216] In the above formula, R 14 Each occurrence is independently a hydrogen atom, a halogen atom or -X 11 ﹣SiR 11 n1 R 12 3﹣n1 The halogen atom is preferably an iodine atom, a chlorine atom or a fluorine atom, more preferably a fluorine atom. In a preferred embodiment, R 14 A hydrogen atom.

[0217] In the above formula, R 15 Each occurrence is independently a single bond, an oxygen atom, a C 1-6 Alkylene or C 1-6 Alkylene oxide.

[0218] In one approach, R 15 Each occurrence is independently an oxygen atom, C 1-6 Alkylene or C 1-6 Alkylene oxide.

[0219] In a preferred embodiment, R 15 For a single key.

[0220] In one embodiment, formula (S1) is the following formula (S1-a).

[0221]

[0222] [Wherein,

[0223] R 11 , R 12 , R 13 , X 11 and n1 have the same meanings as those in the above formula (S1);

[0224] t1 and t2 are each independently an integer greater than 1, preferably an integer from 1 to 10, more preferably an integer from 2 to 10, for example an integer from 1 to 5 or an integer from 2 to 5;

[0225] The order of presence of the repeating units indicated by t1 and t2 and enclosed in parentheses is arbitrary in the formula.]

[0226] In a preferred embodiment, formula (S1) is the following formula (S1-b).

[0227]

[0228] [Where R 11 , R 12 , R 13 , X 11 , n1 and t have the same meanings as those described in the above formula (S1).]

[0229] In the above formula, R a1 Each time it occurs, it is independently -Z 1 -SiR 21 p1 R 22 q1 R 23 r1 .

[0230] The above Z 1 Each occurrence is independently an oxygen atom or a divalent organic group. 1 The right side of the structure is 21 p1 R 22 q1 R 23 r1 ) bonding.

[0231] In a preferred embodiment, Z 1 It is a divalent organic group.

[0232] In a preferred embodiment, Z 1 Not including Z1 The bonded Si atom forms a siloxane bond. Preferably, in formula (S3), (Si-Z 1 -Si) does not contain siloxane bonds.

[0233] The above Z 1 Preferably C 1-6 Alkylene, -(CH2) z1 ﹣O﹣(CH2) z2 -(wherein z1 is an integer of 0 to 6, for example, an integer of 1 to 6, and z2 is an integer of 0 to 6, for example, an integer of 1 to 6) or -(CH2) z3 -phenylene-(CH2) z4 - (wherein z3 is an integer of 0 to 6, for example, an integer of 1 to 6, and z4 is an integer of 0 to 6, for example, an integer of 1 to 6). 1-6 The alkylene group may be straight chain or branched, preferably straight chain. These groups may be selected, for example, from fluorine atoms, C 1-6 Alkyl, C 2-6 Alkenyl and C 2-6 One or more substituents in the alkynyl group may be substituted, but preferably the alkynyl group is unsubstituted.

[0234] In a preferred embodiment, Z 1 C 1-6 Alkylene or -(CH2) z3 -phenylene-(CH2) z4 -, preferably -phenylene-(CH2) z4 ﹣. In Z 1 In the case of such a group, light resistance, particularly ultraviolet resistance, can be further improved.

[0235] In another preferred embodiment, the above Z 1 C 1-3 In one embodiment, Z 1 It can be -CH2CH2CH2-. In another way, Z 1 It can be -CH2CH2-.

[0236] The above R 21 Each time it occurs, it is independently -Z 1' -SiR 21' p1' R 22' q1' R 23' r1' .

[0237] The above Z 1' Each occurrence is independently an oxygen atom or a divalent organic group. 1' The right side of the structure is21' p1' R 22' q1' R 23' r1' ) bonding.

[0238] In a preferred embodiment, Z 1' It is a divalent organic group.

[0239] In a preferred embodiment, Z 1' Not including Z 1' The bonded Si atom forms a siloxane bond. Preferably, in formula (S3), (Si—Z 1' -Si) does not contain siloxane bonds.

[0240] The above Z 1' Preferably C 1-6 Alkylene, -(CH2) z1' ﹣O﹣(CH2) z2' -(wherein z1' is an integer of 0 to 6, for example, an integer of 1 to 6, and z2' is an integer of 0 to 6, for example, an integer of 1 to 6) or -(CH2) z3' -phenylene-(CH2) z4' - (wherein, z3' is an integer of 0 to 6, for example, an integer of 1 to 6, and z4' is an integer of 0 to 6, for example, an integer of 1 to 6). 1-6 The alkylene group may be straight chain or branched, preferably straight chain. These groups may be selected, for example, from fluorine atoms, C 1-6 Alkyl, C 2-6 Alkenyl and C 2-6 One or more substituents in the alkynyl group may be substituted, but preferably the alkynyl group is unsubstituted.

[0241] In a preferred embodiment, Z 1' C 1-6 Alkylene or -(CH2) z3' -phenylene-(CH2) z4' -, preferably -phenylene-(CH2) z4' ﹣. Z 1' In the case of such a group, light resistance, particularly ultraviolet resistance, can be further improved.

[0242] In another preferred embodiment, the above Z 1' C 1-3 In one embodiment, Z 1' It can be -CH2CH2CH2-. In another embodiment, Z 1' It can be -CH2CH2-.

[0243] The above R 21' Each time it occurs, it is independently -Z1” -SiR 22” q1” R 23” r1” .

[0244] The above Z 1” Each occurrence is independently an oxygen atom or a divalent organic group. 1” The right side of the structure is 22” q1” R 23” r1” ) bonding.

[0245] In a preferred embodiment, Z 1” It is a divalent organic group.

[0246] In a preferred embodiment, Z 1” Not including Z 1” The bonded Si atom forms a siloxane bond. Preferably, in formula (S3), (Si-Z 1” -Si) does not contain siloxane bonds.

[0247] The above Z 1” Preferably C 1-6 Alkylene, -(CH2) z1” ﹣O﹣(CH2) z2” -(wherein, z1" is an integer of 0 to 6, for example, an integer of 1 to 6, and z2" is an integer of 0 to 6, for example, an integer of 1 to 6) or -(CH2) z3” -phenylene-(CH2) z4” - (wherein, z3" is an integer of 0 to 6, for example, an integer of 1 to 6, and z4" is an integer of 0 to 6, for example, an integer of 1 to 6). 1-6 The alkylene group may be straight chain or branched, preferably straight chain. These groups may be selected, for example, from fluorine atoms, C 1-6 Alkyl, C 2-6 Alkenyl and C 2-6 One or more substituents in the alkynyl group may be substituted, but preferably the alkynyl group is unsubstituted.

[0248] In a preferred embodiment, Z 1” C 1-6 Alkylene or -(CH2) z3” -phenylene-(CH2) z4” -, preferably -phenylene-(CH2) z4” ﹣. In Z 1” In the case of such a group, light resistance, particularly ultraviolet resistance, can be further improved.

[0249] In another preferred embodiment, the above Z 1” C1-3 In one embodiment, Z 1” It can be -CH2CH2CH2-. In another embodiment, Z 1” It can be -CH2CH2-.

[0250] The above R 22” Each occurrence is independently a hydroxyl group or a hydrolyzable group.

[0251] The above R 22” Preferably, each occurrence is independently a hydrolyzable group.

[0252] The above R 22” Preferably, each occurrence is independently -OR j , ﹣OCOR j 、﹣O﹣N=CR j 2. -NR j 2. -NHR j , -NCO or halogen (in these formulas, R j Indicates substituted or unsubstituted C 1-4 alkyl), more preferably -OR j (i.e., alkoxy). j , which may include: unsubstituted alkyl groups such as methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, etc.; substituted alkyl groups such as chloromethyl, etc. Among these, alkyl groups, especially unsubstituted alkyl groups, are preferred, and methyl or ethyl groups are more preferred. In one embodiment, R j is methyl, in another embodiment R j It is ethyl.

[0253] The above R 23” Each occurrence of is independently a hydrogen atom or a monovalent organic group. The monovalent organic group is a monovalent organic group other than the above-mentioned hydrolyzable group.

[0254] In the above R 23” The monovalent organic group is preferably C 1-20 Alkyl, more preferably C 1-6 The alkyl group is more preferably a methyl group.

[0255] Q1 above ” Each occurrence is independently an integer of 0 to 3, and each occurrence of r1" is independently an integer of 0 to 3. The sum of q1" and r1" is (SiR 22” q1” R 23” r1” ) unit is 3.

[0256] The above q1" is in each (SiR 22” q1” R23” r1” ) units are each independently an integer of preferably 1 to 3, more preferably 2 to 3, and even more preferably 3.

[0257] The above R 22' Each occurrence is independently a hydroxyl group or a hydrolyzable group.

[0258] R 22' Preferably, each occurrence is independently a hydrolyzable group.

[0259] R 22' Preferably, each occurrence is independently -OR j , ﹣OCOR j 、﹣O﹣N=CR j 2. -NR j 2. -NHR j , -NCO or halogen (in these formulas, R j Indicates substituted or unsubstituted C 1-4 alkyl), more preferably -OR j (i.e., alkoxy). j , which may include: unsubstituted alkyl groups such as methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, etc.; substituted alkyl groups such as chloromethyl, etc. Among these, alkyl groups, especially unsubstituted alkyl groups, are preferred, and methyl or ethyl groups are more preferred. In one embodiment, R j is methyl, in another embodiment, R j It is ethyl.

[0260] The above R 23' Each occurrence of is independently a hydrogen atom or a monovalent organic group. The monovalent organic group is a monovalent organic group other than the above-mentioned hydrolyzable group.

[0261] In R 23' The monovalent organic group is preferably C 1-20 Alkyl, more preferably C 1-6 The alkyl group is more preferably a methyl group.

[0262] The above p1' is independently an integer of 0 to 3 at each occurrence, q1' is independently an integer of 0 to 3 at each occurrence, and r1' is independently an integer of 0 to 3 at each occurrence. The sum of p', q1' and r1' is (SiR 21' p1' R 22' q1' R 23' r1' ) unit is 3.

[0263] In one embodiment, p1' is zero.

[0264] In one embodiment, p1′ is 21' p1' R 22' q1' R 23' r1' ) units may each independently be an integer of 1 to 3, an integer of 2 to 3, or 3. In a preferred embodiment, p1' is 3.

[0265] In one embodiment, q1' is 21' p1' R 22' q1' R 23' r1' ) units are each independently an integer of 1 to 3, preferably an integer of 2 to 3, and more preferably 3.

[0266] In one embodiment, p1' is 0 and q1' is 21' p1' R 22' q1' R 23' r1' ) units are each independently an integer of 1 to 3, preferably an integer of 2 to 3, and more preferably 3.

[0267] The above R 22 Each occurrence is independently a hydroxyl group or a hydrolyzable group.

[0268] R 22 Preferably, each occurrence is independently a hydrolyzable group.

[0269] R 22 Preferably, each occurrence is independently -OR j , ﹣OCOR j 、﹣O﹣N=CR j 2. -NR j 2. -NHR j , -NCO or halogen (in these formulas, R j Indicates substituted or unsubstituted C 1-4 alkyl), more preferably -OR j (i.e., alkoxy). j , which may include: unsubstituted alkyl groups such as methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, etc.; substituted alkyl groups such as chloromethyl, etc. Among these, alkyl groups, especially unsubstituted alkyl groups, are preferred, and methyl or ethyl groups are more preferred. In one embodiment, R j is methyl, in another embodiment R j It is ethyl.

[0270] The above R 23Each occurrence of is independently a hydrogen atom or a monovalent organic group. The monovalent organic group is a monovalent organic group other than the above-mentioned hydrolyzable group.

[0271] In R 23 The monovalent organic group is preferably C 1-20 Alkyl, more preferably C 1-6 The alkyl group is more preferably a methyl group.

[0272] The above p1 is independently an integer of 0 to 3 at each occurrence, q1 is independently an integer of 0 to 3 at each occurrence, and r1 is independently an integer of 0 to 3 at each occurrence. The sum of p1, q1 and r1 is in each (SiR 21 p1 R 22 q1 R 23 r1 ) unit is 3.

[0273] In one embodiment, p1 is zero.

[0274] In one embodiment, p1 is 21 p1 R 22 q1 R 23 r1 ) units may each independently be an integer of 1 to 3, an integer of 2 to 3, or 3. In a preferred embodiment, p1 is 3.

[0275] In one embodiment, q1 is 21 p1 R 22 q1 R 23 r1 ) units are each independently an integer of 1 to 3, preferably an integer of 2 to 3, and more preferably 3.

[0276] In one embodiment, p1 is 0 and q1 is 21 p1 R 22 q1 R 23 r1 ) units are each independently an integer of 1 to 3, preferably an integer of 2 to 3, and more preferably 3.

[0277] In the above formula, R b1 Each occurrence is independently a hydroxyl group or a hydrolyzable group.

[0278] The above R b1 Preferably, each occurrence is independently a hydrolyzable group.

[0279] The above R b1 Preferably, each occurrence is independently -OR j , ﹣OCOR j 、﹣O﹣N=CR j 2. -NR j 2. -NHR j , -NCO or halogen (in these formulas, R j Indicates substituted or unsubstituted C 1-4 alkyl), more preferably -OR j (i.e., alkoxy). j , which may include: unsubstituted alkyl groups such as methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, etc.; substituted alkyl groups such as chloromethyl, etc. Among these, alkyl groups, especially unsubstituted alkyl groups, are preferred, and methyl or ethyl groups are more preferred. In one embodiment, R j is methyl, in another embodiment R j It is ethyl.

[0280] In the above formula, R c1 Each occurrence of is independently a hydrogen atom or a monovalent organic group. The monovalent organic group is a monovalent organic group other than the above-mentioned hydrolyzable group.

[0281] In the above R c1 The monovalent organic group is preferably C 1-20 Alkyl, more preferably C 1-6 The alkyl group is more preferably a methyl group.

[0282] The above k1 is independently an integer of 0 to 3 at each occurrence, l1 is independently an integer of 0 to 3 at each occurrence, and m1 is independently an integer of 0 to 3 at each occurrence. The sum of k1, l1 and m1 is (SiR a1 k1 R b1 l1 R c1 m1 ) unit is 3.

[0283] In one embodiment, k1 is a1 k1 R b1 l1 R c1 m1 ) units are each independently an integer of 1 to 3, preferably 2 or 3, and more preferably 3. In a preferred embodiment, k1 is 3.

[0284] In the above formulas (1) and (2), R SiIn the case of a group represented by formula (S3), it is preferred that at least two Si atoms to which a hydroxyl group or a hydrolyzable group is bonded exist at the terminal parts of formula (1) and formula (2).

[0285] In a preferred embodiment, the group represented by formula (S3) has -Z 1 ﹣SiR 22 q1 R 23 r1 (wherein, q1 is an integer of 1 to 3, preferably 2 or 3, more preferably 3, and r1 is an integer of 0 to 2), -Z 1' ﹣SiR 22' q1' R 23' r1' (wherein, q1' is an integer of 1 to 3, preferably 2 or 3, more preferably 3, and r1' is an integer of 0 to 2) or -Z 1” ﹣SiR 22” q1” R 23” r1” (wherein, q1" is an integer of 1 to 3, preferably 2 or 3, more preferably 3, and r1" is an integer of 0 to 2). 1 , Z 1' , Z 1” , R 22 , R 23 , R 22' , R 23' , R 22” and R 23” Same meaning as above.

[0286] In a preferred embodiment, in formula (S3) there is R 21' In the case of at least one, preferably all, R 21' In the above, q1" is an integer of 1 to 3, preferably 2 or 3, and more preferably 3.

[0287] In a preferred embodiment, in formula (S3) there is R 21 In the case of at least one, preferably all, R 21 In the formula (a), p1′ is 0, and q1′ is an integer of 1 to 3, preferably 2 or 3, and more preferably 3.

[0288] In a preferred embodiment, in formula (S3) there is R a1 In the case of at least one, preferably all, R a1 In the above, p1 is 0, q1 is an integer of 1 to 3, preferably 2 or 3, and more preferably 3.

[0289] In a preferred embodiment, in formula (S3), k1 is 2 or 3, preferably 3, p1 is 0, and q1 is 2 or 3, preferably 3.

[0290] R d1 Each time it occurs, it is independently -Z 2 ﹣CR 31 p2 R 32 q2 R 33 r2 .

[0291] Z 2 Each occurrence is independently a single bond, an oxygen atom or a divalent organic group. 2 The right side of the structure is the same as (CR 31 p2 R 32 q2 R 33 r2 ) bonding.

[0292] In a preferred embodiment, Z 2 It is a divalent organic group.

[0293] The above Z 2 Preferably C 1-6 Alkylene, -(CH2) z5 ﹣O﹣(CH2) z6 -(wherein z5 is an integer of 0 to 6, for example, an integer of 1 to 6, and z6 is an integer of 0 to 6, for example, an integer of 1 to 6) or -(CH2) z7 -phenylene-(CH2) z8 - (wherein z7 is an integer of 0 to 6, for example, an integer of 1 to 6, and z8 is an integer of 0 to 6, for example, an integer of 1 to 6). 1-6 The alkylene group may be straight chain or branched, preferably straight chain. These groups may be selected, for example, from fluorine atoms, C 1-6 Alkyl, C 2-6 Alkenyl and C 2-6 One or more substituents in the alkynyl group may be substituted, but preferably the alkynyl group is unsubstituted.

[0294] In a preferred embodiment, Z 2 C 1-6 Alkylene or -(CH2) z7 -phenylene-(CH2) z8 -, preferably -phenylene-(CH2) z8 ﹣. In Z 2 In the case of such a group, light resistance, particularly ultraviolet resistance, can be further improved.

[0295] In another preferred embodiment, the above Z 2 C 1-3In one embodiment, Z 2 It can be -CH2CH2CH2-. In another embodiment, Z 2 It can be -CH2CH2-.

[0296] R 31 Each time it occurs, it is independently -Z 2' ﹣CR 32' q2' R 33' r2' .

[0297] Z 2' Each occurrence is independently a single bond, an oxygen atom or a divalent organic group. 2' The right side of the structure is the same as (CR 32' q2' R 33' r2' ) bonding.

[0298] The above Z 2' Preferably C 1-6 Alkylene, -(CH2) z5' ﹣O﹣(CH2) z6' -(wherein z5' is an integer of 0 to 6, for example, an integer of 1 to 6, and z6' is an integer of 0 to 6, for example, an integer of 1 to 6) or -(CH2) z7' -phenylene-(CH2) z8' - (wherein z7' is an integer of 0 to 6, for example, an integer of 1 to 6, and z8' is an integer of 0 to 6, for example, an integer of 1 to 6). 1-6 The alkylene group may be straight chain or branched, preferably straight chain. These may be selected from, for example, fluorine atoms, C 1-6 Alkyl, C 2-6 Alkenyl and C 2-6 One or more substituents in the alkynyl group may be substituted, but preferably the alkynyl group is unsubstituted.

[0299] In a preferred embodiment, Z 2' C 1-6 Alkylene or -(CH2) z7' -phenylene-(CH2) z8' -, preferably -phenylene-(CH2) z8' ﹣. In Z 2' In the case of such a group, light resistance, particularly ultraviolet resistance, can be further improved.

[0300] In another preferred embodiment, the above Z 2' C 1-3 In one embodiment, Z 2'It can be -CH2CH2CH2-. In another embodiment, Z 2' It can be -CH2CH2-.

[0301] The above R 32' Each time it occurs, it is independently -Z 3 ﹣SiR 34 n2 R 35 3﹣n2 .

[0302] The above Z 3 Each occurrence is independently a single bond, an oxygen atom or a divalent organic group. 3 The right side of the structure is 34 n2 R 35 3﹣n2 ) bonding.

[0303] In one approach, Z 3 For oxygen atoms.

[0304] In one approach, Z 3 It is a divalent organic group.

[0305] The above Z 3 Preferably C 1-6 Alkylene, -(CH2) z5” ﹣O﹣(CH2) z6” -(wherein, z5" is an integer of 0 to 6, for example, an integer of 1 to 6, and z6" is an integer of 0 to 6, for example, an integer of 1 to 6) or -(CH2) z7” -phenylene-(CH2) z8” - (wherein, z7" is an integer of 0 to 6, for example, an integer of 1 to 6, and z8" is an integer of 0 to 6, for example, an integer of 1 to 6). 1-6 The alkylene group may be straight chain or branched, preferably straight chain. These groups may be selected from fluorine atoms, C 1-6 Alkyl, C 2-6 Alkenyl and C 2-6 One or more substituents in the alkynyl group may be substituted, but preferably the alkynyl group is unsubstituted.

[0306] In a preferred embodiment, Z 3 C 1-6 Alkylene or -(CH2) z7” -phenylene-(CH2) z8” -, preferably -phenylene-(CH2) z8” ﹣. In Z 3 In the case of such a group, light resistance, particularly ultraviolet resistance, can be further improved.

[0307] In another preferred embodiment, the above Z 3 C 1-3 In one embodiment, Z 3 It can be -CH2CH2CH2-. In another embodiment, Z 3 It can be -CH2CH2-.

[0308] The above R 34 Each occurrence is independently a hydroxyl group or a hydrolyzable group.

[0309] R 34 Preferably, each occurrence is independently a hydrolyzable group.

[0310] R 34 Preferably, each occurrence is independently -OR j , ﹣OCOR j 、﹣O﹣N=CR j 2. -NR j 2. -NHR j , -NCO or halogen (in these formulas, R j Indicates substituted or unsubstituted C 1-4 alkyl), more preferably -OR j (i.e., alkoxy). j , which may include: unsubstituted alkyl groups such as methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, etc.; substituted alkyl groups such as chloromethyl, etc. Among these, alkyl groups, especially unsubstituted alkyl groups, are preferred, and methyl or ethyl groups are more preferred. In one embodiment, R j is methyl, in another embodiment R j It is ethyl.

[0311] The above R 35 Each occurrence of is independently a hydrogen atom or a monovalent organic group. The monovalent organic group is a monovalent organic group other than the above-mentioned hydrolyzable group.

[0312] In the above R 35 The monovalent organic group is preferably C 1-20 Alkyl, more preferably C 1-6 The alkyl group is more preferably a methyl group.

[0313] In the above formula, n2 is in each (SiR 34 n2 R 35 3﹣n2 ) units are independently an integer of 0 to 3. Si In the case of a group represented by formula (S4), at least one (SiR 34n2 R 35 3﹣n2 ) unit. That is, at the terminal part, all n2 are not 0 at the same time. In other words, at the terminal part of formula (1) and formula (2), there is at least one Si atom bonded with a hydroxyl group or a hydrolyzable group.

[0314] n2 in each (SiR 34 n2 R 35 3﹣n2 ) units are each independently an integer of preferably 1 to 3, more preferably 2 to 3, and even more preferably 3.

[0315] The above R 33' Each occurrence of is independently a hydrogen atom, a hydroxyl group or a monovalent organic group. The monovalent organic group is a monovalent organic group other than the above-mentioned hydrolyzable group.

[0316] In the above R 33' The monovalent organic group is preferably C 1-20 Alkyl or -(C s H 2s ) t1 ﹣(O﹣C s H 2s ) t2 (wherein, s is an integer of 1 to 6, preferably an integer of 2 to 4, t1 is 1 or 0, preferably 0, t2 is an integer of 1 to 20, preferably an integer of 2 to 10, more preferably an integer of 2 to 6), more preferably C 1-20 Alkyl, more preferably C 1-6 The alkyl group is particularly preferably a methyl group.

[0317] In one approach, R 33' It is hydroxyl.

[0318] In another embodiment, R 33' is a monovalent organic group, preferably C 1-20 Alkyl, more preferably C 1-6 alkyl.

[0319] The above q2' is independently an integer of 0 to 3 at each occurrence, and the above r2' is independently an integer of 0 to 3 at each occurrence. The sum of q2' and r2' is (CR 32' q2' R 33' r2' ) unit is 3.

[0320] q2' in each (CR 32' q2' R 33' r2') units are each independently an integer of preferably 1 to 3, more preferably 2 to 3, and even more preferably 3.

[0321] R 32 Each time it occurs, it is independently -Z 3 ﹣SiR 34 n2 R 35 3﹣n2 . The ﹣Z 3 ﹣SiR 34 n2 R 35 3﹣n2 The meaning is the same as above R 32' The records in are the same.

[0322] The above R 33 Each occurrence of is independently a hydrogen atom, a hydroxyl group or a monovalent organic group. The monovalent organic group is a monovalent organic group other than the above-mentioned hydrolyzable group.

[0323] In the above R 33 The monovalent organic group is preferably C 1-20 Alkyl or -(C s H 2s ) t1 ﹣(O﹣C s H 2s ) t2 (wherein, s is an integer of 1 to 6, preferably an integer of 2 to 4, t1 is 1 or 0, preferably 0, t2 is an integer of 1 to 20, preferably an integer of 2 to 10, more preferably an integer of 2 to 6), more preferably C 1-20 Alkyl, more preferably C 1-6 The alkyl group is particularly preferably a methyl group.

[0324] In one approach, R 33 It is hydroxyl.

[0325] In another embodiment, R 33 is a monovalent organic group, preferably C 1-20 Alkyl, more preferably C 1-6 alkyl.

[0326] The above p2 is independently an integer of 0 to 3 at each occurrence, q2 is independently an integer of 0 to 3 at each occurrence, and r2 is independently an integer of 0 to 3 at each occurrence. The sum of p2, q2 and r2 is (CR 31 p2 R 32 q2 R 33 r2 ) unit is 3.

[0327] In one embodiment, p2 is zero.

[0328] In one embodiment, p2 is 31 p2 R 32 q2 R 33 r2 ) units may each independently be an integer of 1 to 3, an integer of 2 to 3, or 3. In a preferred embodiment, p2 is 3.

[0329] In one embodiment, q2 is 31 p2 R 32 q2 R 33 r2 ) units are each independently an integer of 1 to 3, preferably an integer of 2 to 3, and more preferably 3.

[0330] In one embodiment, p2 is 0 and q2 is 31 p2 R 32 q2 R 33 r2 ) units are each independently an integer of 1 to 3, preferably an integer of 2 to 3, and more preferably 3.

[0331] The above R e1 Each time it occurs, it is independently -Z 3 ﹣SiR 34 n2 R 35 3﹣n2 . The ﹣Z 3 ﹣SiR 34 n2 R 35 3﹣n2 The meaning is the same as above R 32' The records in are the same.

[0332] The above R f1 Each occurrence of is independently a hydrogen atom, a hydroxyl group or a monovalent organic group. The monovalent organic group is a monovalent organic group other than the above-mentioned hydrolyzable group.

[0333] In the above R f1 The monovalent organic group is preferably C 1-20 Alkyl or -(C s H 2s ) t1 ﹣(O﹣C s H 2s ) t2(wherein, s is an integer of 1 to 6, preferably an integer of 2 to 4, t1 is 1 or 0, preferably 0, t2 is an integer of 1 to 20, preferably an integer of 2 to 10, more preferably an integer of 2 to 6), more preferably C 1-20 Alkyl, more preferably C 1-6 The alkyl group is particularly preferably a methyl group.

[0334] In one approach, R f1 It is hydroxyl.

[0335] In another embodiment, R f1 is a monovalent organic group, preferably C 1-20 Alkyl, more preferably C 1-6 alkyl.

[0336] The above k2 is independently an integer of 0 to 3 at each occurrence, l2 is independently an integer of 0 to 3 at each occurrence, and m2 is independently an integer of 0 to 3 at each occurrence. The sum of k2, l2 and m2 is (CR d1 k2 R e1 l2 R f1 m2 ) unit is 3.

[0337] In the above formulas (1) and (2), R Si In the case of a group represented by formula (S4), it is preferred that at least two Si atoms to which a hydroxyl group or a hydrolyzable group is bonded exist at the terminal parts of formula (1) and formula (2).

[0338] In one approach, in R Si In the case of a group represented by formula (S4), n2 is 1 to 3, preferably 2 or 3, more preferably 3 (SiR 34 n2 R 35 3﹣n2 ) units exist in 2 or more, for example 2 to 27, preferably 2 to 9, more preferably 2 to 6, further preferably 2 to 3, and particularly preferably 3, at each terminal portion of formula (1) and formula (2).

[0339] In a preferred embodiment, in formula (S4) there is R 32' In the case of at least one, preferably all, R 32' In the above, n2 is an integer of 1 to 3, preferably 2 or 3, and more preferably 3.

[0340] In a preferred embodiment, in formula (S4) there is R 32 In the case of at least one, preferably all, R 32In the above, n2 is an integer of 1 to 3, preferably 2 or 3, and more preferably 3.

[0341] In a preferred embodiment, in formula (S4) there is R e1 In the case of at least one, preferably all, R a1 In the above, n2 is an integer of 1 to 3, preferably 2 or 3, and more preferably 3.

[0342] In a preferred embodiment, in formula (S4), k2 is 0, l2 is 2 or 3, preferably 3, and n2 is 2 or 3, preferably 3.

[0343] The above R g1 and R h1 Each time it occurs, it is independently -Z 4 -SiR 11 n1 R 12 3﹣n1 , -Z 4 -SiR a1 k1 R b1 l1 R c1 m1 , -Z 4 ﹣CR d1 k2 R e1 l2 R f1 m2 Here, R 11 , R 12 , R a1 , R b2 , R c1 , R d1 , R e1 , R f1 , n1, k1, l1, m1, k2, l2 and m2 have the same meanings as above.

[0344] In a preferred embodiment, R g1 and R h1 Independently -Z 4 -SiR 11 n1 R 12 3﹣n1 .

[0345] The above Z 4 Each occurrence is independently a single bond, an oxygen atom or a divalent organic group. 4 The right side of the structure is 11 n1 R 12 3﹣n1 ) bonding.

[0346] In one approach, Z 4 For oxygen atoms.

[0347] In one approach, Z 4 It is a divalent organic group.

[0348] The above Z 4 Preferably C 1-6 Alkylene, -(CH2) z5” ﹣O﹣(CH2) z6” -(wherein, z5" is an integer of 0 to 6, for example, an integer of 1 to 6, and z6" is an integer of 0 to 6, for example, an integer of 1 to 6) or -(CH2) z7” -phenylene-(CH2) z8” - (wherein, z7" is an integer of 0 to 6, for example, an integer of 1 to 6, and z8" is an integer of 0 to 6, for example, an integer of 1 to 6). 1-6 The alkylene group may be straight chain or branched, preferably straight chain. These groups may be selected, for example, from fluorine atoms, C 1-6 Alkyl, C 2-6 Alkenyl and C 2-6 One or more substituents in the alkynyl group may be substituted, but preferably the alkynyl group is unsubstituted.

[0349] In a preferred embodiment, Z 4 C 1-6 Alkylene or -(CH2) z7” -phenylene-(CH2) z8” -, preferably -phenylene-(CH2) z8” ﹣. In Z 3 In the case of such a group, light resistance, particularly ultraviolet resistance, can be further improved.

[0350] In another preferred embodiment, the above Z 4 C 1-3 In one embodiment, Z 4 It can be -CH2CH2CH2-. In another embodiment, Z 4 It can be -CH2CH2-.

[0351] In one approach, R Si It is a group represented by formula (S2), (S3), (S4) or (S5). These compounds can form a film (surface treatment layer) having high surface slip properties.

[0352] In one approach, R SiIt is a group represented by formula (S3), (S4) or (S5). Since these compounds have a plurality of hydrolyzable groups at one end, they can adhere firmly to the substrate and form a film (surface treatment layer) with high wear resistance.

[0353] In one approach, R Si The group is represented by the formula (S3) or (S4). These compounds may have a plurality of hydrolyzable groups branched from one Si atom or C atom at one end, and thus can form a film having higher wear durability.

[0354] In one approach, R Si It is a group represented by formula (S1).

[0355] In one approach, R Si It is a group represented by formula (S2).

[0356] In one approach, R Si It is a group represented by formula (S3).

[0357] In one approach, R Si It is a group represented by formula (S4).

[0358] In one approach, R Si It is a group represented by formula (S5).

[0359] In one embodiment, the hydrolyzable groups contained in the above formulae (1) and (2) may be condensed with other hydrolyzable groups. In this case, the hydrolyzable groups contained in the above formulae (1) or (2) may be divalent groups after removing the part involved in the condensation, and compounds substituted with divalent groups related to hydrolysis in the formulae (1) or (2) are also included in the compounds (1) or (2). The same applies to the hydrolyzable groups contained in the formulae (1a) and (2a) described later.

[0360] In the above formulas (1) and (2), X A It can be understood that the fluoropolyether portion (R F1 and R F2 ) and the part providing the ability to bind to the substrate (R Si Therefore, as long as the compounds represented by formula (1) and (2) can exist stably, the X A It may be a single bond or an arbitrary group.

[0361] In the above formula (1), α is an integer of 1 to 9, and β is an integer of 1 to 9. These α and β may correspond to X A The sum of α and β is equal to X A For example, in X AWhen X is a devalent organic group, the sum of α and β is 10, for example, α is 9 and β is 1, α is 5 and β is 5, or α is 1 and β is 9. A In the case of a divalent organic group, α and β are 1.

[0362] In the above formula (2), γ An integer from 1 to 9. γ Can correspond to X A That is, γ Yes X A The value of the valence minus 1.

[0363] X A Each independently may be a single bond or a di- to decavalent organic group.

[0364] The above X A The 2- to 10-valent organic group is preferably a 2- to 8-valent organic group. In one embodiment, the 2- to 10-valent organic group is preferably a 2- to 4-valent organic group, and more preferably a 2-valent organic group. In another embodiment, the 2- to 10-valent organic group is preferably a 3- to 8-valent organic group, and more preferably a 3- to 6-valent organic group.

[0365] In one approach, X A is a single bond or a divalent organic group, α is 1, and β is 1.

[0366] In one approach, X A is a single bond or a divalent organic group, γ is 1.

[0367] In one approach, X A It is a 3- to 6-valent organic group, α is 1, and β is 2-5.

[0368] In one approach, X A is a 3- to 6-valent organic group, γ 2 to 5.

[0369] In one approach, X A It is a trivalent organic group, α is 1, and β is 2.

[0370] In one approach, X A is a trivalent organic group, γ is 2.

[0371] In X A When it is a single bond or a divalent organic group, formulae (1) and (2) are represented by the following formulae (1a) and (2a).

[0372] R F1 -X A -R Si (1a)

[0373] R Si -X A -R F2 -X A -R Si (2a)

[0374] In formula (1a) or formula (2a), at least one R Si It is a monovalent group including a Si atom to which a hydroxyl group or a hydrolyzable group is bonded.

[0375] In one approach, X A For a single key.

[0376] In another way, X A It is a divalent organic group.

[0377] In one approach, as X A , for example, a single bond or the following formula can be cited: -(R 51 ) p5 ﹣(X 51 ) q5 - The divalent organic group shown.

[0378] [Wherein,

[0379] R 51 Indicates a single bond, -(CH2) s5 - or o-phenylene, m-phenylene or p-phenylene, preferably -(CH2) s5 ﹣,

[0380] s5 is an integer of 1 to 20, preferably an integer of 1 to 6, more preferably an integer of 1 to 3, and even more preferably 1 or 2,

[0381] X 51 Indicates -(X 52 ) l5 ﹣,

[0382] X 52 Each occurrence independently represents a group selected from -O-, -S-, o-phenylene, m-phenylene or p-phenylene, -C(O)O-, -Si(R 53 )2-,-(Si(R 53 )2O) m5 ﹣Si(R 53 )2-CONR 54 ﹣、﹣O﹣CONR 54 ﹣、﹣NR 54 - and - (CH2) n5 The groups in ﹣,

[0383] R 53Each occurrence independently represents phenyl, C 1-6 Alkyl or C 1-6 Alkoxy, preferably phenyl or C 1-6 Alkyl, more preferably methyl,

[0384] R 54 Each occurrence independently represents a hydrogen atom, a phenyl group or a C 1-6 Alkyl (preferably methyl),

[0385] m5 is independently an integer of 1 to 100, preferably an integer of 1 to 20, at each occurrence.

[0386] n5 is independently an integer of 1 to 20 at each occurrence, preferably an integer of 1 to 6, more preferably an integer of 1 to 3,

[0387] l5 is an integer of 1 to 10, preferably an integer of 1 to 5, more preferably an integer of 1 to 3,

[0388] p5 is 0 or 1,

[0389] q5 is 0 or 1,

[0390] Here, at least one of p5 and q5 is 1, and the order of existence of each repeating unit indicated by p5 or q5 and enclosed in parentheses is arbitrary.]

[0391] Here, X A (Typically X A The hydrogen atoms) may be selected from fluorine atoms, C 1-3 Alkyl and C 1-3 In a preferred embodiment, X A Not substituted by these groups.

[0392] In a preferred embodiment, the above X A Each independently is -(R 51 ) p5 ﹣(X 51 ) q5 ﹣R 52 ﹣. R 52 Indicates a single bond, -(CH2) t5 - or o-phenylene, m-phenylene or p-phenylene, preferably -(CH2) t5 -. t5 is an integer of 1 to 20, preferably an integer of 2 to 6, and more preferably an integer of 2 to 3. 52 (Typically R 52 The hydrogen atoms) may be selected from fluorine atoms, C 1-3 Alkyl and C 1-3In a preferred embodiment, R 56 Not substituted by these groups.

[0393] Preferably the above X A Can be independently:

[0394] single bond,

[0395] C 1-20 Alkylene,

[0396] ﹣R 51 ﹣X 53 ﹣R 52 -,or

[0397] ﹣X 54 ﹣R 52 ﹣.

[0398] [Where R 51 and R 52 The meaning is the same as above.

[0399] X 53 express:

[0400] ﹣O﹣、

[0401] ﹣S﹣、

[0402] ﹣C(O)O﹣、

[0403] ﹣CONR 54 ﹣、

[0404] ﹣O﹣CONR 54 ﹣、

[0405] ﹣Si(R 53 )2-、

[0406] ﹣(Si(R 53 )2O) m5 ﹣Si(R 53 )2-、

[0407] ﹣O﹣(CH2) u5 ﹣(Si(R 53 )2O) m5 ﹣Si(R 53 )2-、

[0408] ﹣O﹣(CH2) u5 ﹣Si(R 53 )2-O-Si(R 53 )2-CH2CH2-Si(R 53 )2-O-Si(R 53 )2-、

[0409] ﹣O﹣(CH2) u5 ﹣Si(OCH3)2OSi(OCH3)2﹣、

[0410] ﹣CONR 54 -(CH2) u5 ﹣(Si(R 53 )2O) m5 ﹣Si(R 53 )2-、

[0411] ﹣CONR 54 -(CH2) u5 -N(R 54 )-,or

[0412] ﹣CONR 54 ﹣(o-phenylene, m-phenylene or p-phenylene)﹣Si(R 53 )2﹣,

[0413] (Where R 53 , R 54 Same meaning as m5.

[0414] u5 is an integer of 1 to 20, preferably an integer of 2 to 6, and more preferably an integer of 2 to 3.)

[0415] X 54 express:

[0416] ﹣S﹣、

[0417] ﹣C(O)O﹣、

[0418] ﹣CONR 54 ﹣、

[0419] ﹣O﹣CONR 54 ﹣、

[0420] ﹣CONR 54 -(CH2) u5 ﹣(Si(R 54 )2O) m5 ﹣Si(R 54 )2-、

[0421] ﹣CONR 54 -(CH2) u5 -N(R 54 )-,or

[0422] ﹣CONR 54 ﹣(o-phenylene, m-phenylene or p-phenylene)﹣Si(R 54 )2-. (In the formula, the meanings of the symbols are the same as above.)]

[0423] More preferably, the above X A Respectively and independently:

[0424] single bond,

[0425] C 1-20 Alkylene,

[0426] -(CH2) s5 ﹣X 53 ﹣、

[0427] -(CH2) s5 ﹣X 53 -(CH2) t5 ﹣

[0428] ﹣X 54 -,or

[0429] ﹣X 54 -(CH2) t5 ﹣.

[0430] [Wherein, X 53 , X 54 , s5 and t5 have the same meanings as above.]

[0431] More preferably, the above X A Can be independently:

[0432] single bond,

[0433] C 1-20 Alkylene,

[0434] -(CH2) s5 ﹣X 53 -(CH2) t5 -,or

[0435] ﹣X 54 -(CH2) t5 ﹣.

[0436] [In the formula, the meanings of the symbols are the same as above.]

[0437] In a preferred embodiment, the above X A Can be independently:

[0438] single bond,

[0439] C 1-20 Alkylene,

[0440] -(CH2) s5 ﹣X 53 -,or

[0441] -(CH2) s5 ﹣X 53 -(CH2)t5 ﹣.

[0442] [Wherein,

[0443] X 53 =O, ﹣CONR 54 ﹣or﹣O﹣CONR 54 ,

[0444] R 54 Each occurrence independently represents a hydrogen atom, a phenyl group or a C 1-6 alkyl,

[0445] s5 is an integer from 1 to 20,

[0446] t5 is an integer from 1 to 20.]

[0447] In a preferred embodiment, the above X A Can be independently:

[0448] -(CH2) s5 ﹣O﹣(CH2) t5 ﹣

[0449] ﹣CONR 54 -(CH2) t5 ﹣.

[0450] [Wherein,

[0451] R 54 Each occurrence independently represents a hydrogen atom, a phenyl group or a C 1-6 alkyl,

[0452] s5 is an integer from 1 to 20,

[0453] t5 is an integer from 1 to 20.]

[0454] In one embodiment, the above X A Respectively and independently:

[0455] single bond,

[0456] C 1-20 Alkylene,

[0457] -(CH2) s5 ﹣O﹣(CH2) t5 ﹣、

[0458] -(CH2) s5 ﹣(Si(R 53 )2O) m5 ﹣Si(R 53 )2-(CH2) t5 ﹣、

[0459] -(CH2) s5 ﹣O﹣(CH2) u5 ﹣(Si(R 53 )2O) m5 ﹣Si(R 53 )2-(CH2) t5 -,or

[0460] -(CH2) s5 ﹣O﹣(CH2) t5 ﹣Si(R 53 )2-(CH2) u5 ﹣Si(R 53 )2﹣(C v5 H 2v5 )﹣.

[0461] [Where R 53 , m5, s5, t5 and u5 have the same meanings as above, and v5 is an integer of 1 to 20, preferably an integer of 2 to 6, and more preferably an integer of 2 to 3.]

[0462] In the above formula, -(C v H 2v )- may be a straight chain or a branched chain, for example, it may be -CH2CH2-, -CH2CH2CH2-, -CH(CH3)-, -CH(CH3)CH2-.

[0463] The above X A can be independently selected from fluorine atoms, C 1-3 Alkyl and C 1-3 Fluorinated alkyl (preferably C 1-3 In one embodiment, X A For non-substitution.

[0464] Among them, the above X A The left side of each formula and R F1 or R F2 Bonding, right side with R Si Bonding.

[0465] In one approach, X A Can be independently -O-C 1-6 Groups other than alkylene.

[0466] In another way, as X A , for example, the following groups can be cited:

[0467]

[0468] [Where R 41 are independently a hydrogen atom, a phenyl group, a C1-6 Alkyl or C 1-6 Alkoxy, preferably methyl;

[0469] D is selected from:

[0470] -CH2O(CH2)2-,

[0471] -CH2O(CH2)3-,

[0472] -CF2O(CH2)3-,

[0473] -(CH2)2-,

[0474] -(CH2)3-,

[0475] -(CH2)4-,

[0476] ﹣CONH﹣(CH2)3﹣、

[0477] ﹣CON(CH3)﹣(CH2)3﹣、

[0478] -CON(Ph)-(CH2)3-(where Ph represents phenyl), and

[0479] The groups in

[0480] (Where R 42 Each independently represents a hydrogen atom, a C 1-6 Alkyl or C 1-6 The alkoxy group preferably represents a methyl group or a methoxy group, and more preferably represents a methyl group.)

[0481] E is -(CH2) n -(n is an integer from 2 to 6),

[0482] D and R of the molecular main chain F1 or R F2 Bonding, E and R Si Bonding.]

[0483] As the above X A Specific examples include:

[0484] single bond,

[0485] ﹣CH2OCH2﹣、

[0486] -CH2O(CH2)2-,

[0487] -CH2O(CH2)3-,

[0488] ﹣CH2O(CH2)4﹣、

[0489] <h2 style=";text-align:left;direction:ltr">﹣CH2O(CH2)5﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0490] <h2 style=";text-align:left;direction:ltr"> ﹣CH2O(CH2)6﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0491] <h2 style=";text-align:left;direction:ltr"> ﹣CH2O(CH2)3Si(CH3)2OSi(CH3)2(CH2)2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0492] <h2 style=";text-align:left;direction:ltr"> ﹣CH2O(CH2)3Si(CH3)2OSi(CH3)2OSi(CH3)2(CH2)2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0493] <h2 style=";text-align:left;direction:ltr"> ﹣CH2O(CH2)3Si(CH3)2O(Si(CH3)2O)2Si(CH3)2(CH2)2-、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0494] <h2 style=";text-align:left;direction:ltr"> ﹣CH2O(CH2)3Si(CH3)2O(Si(CH3)2O)3Si(CH3)2(CH2)2-、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0495] <h2 style=";text-align:left;direction:ltr"> ﹣CH2O(CH2)3Si(CH3)2O(Si(CH3)2O)<h2 style=";text-align:left;direction:ltr"> 10 <h2 style=";text-align:left;direction:ltr"> Si(CH3)2(CH2)2-<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0496] <h2 style=";text-align:left;direction:ltr"> ﹣CH2O(CH2)3Si(CH3)2O(Si(CH3)2O)<h2 style=";text-align:left;direction:ltr"> 20 <h2 style=";text-align:left;direction:ltr"> Si(CH3)2(CH2)2-<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0497] <h2 style=";text-align:left;direction:ltr"> CH2OCF2CHFOCF2<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0498] <h2 style=";text-align:left;direction:ltr"> CH2OCF2CHFOCF2CF2<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0499] <h2 style=";text-align:left;direction:ltr"> CH2OCF2CHFOCF2CF2CF2<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0500] <h2 style=";text-align:left;direction:ltr"> CH2OCH2CF2CF2OCF2<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0501] <h2 style=";text-align:left;direction:ltr"> CH2OCH2CF2CF2OCF2CF2<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0502] <h2 style=";text-align:left;direction:ltr"> ﹣CH2OCH2CF2CF2OCF2CF2CF2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0503] <h2 style=";text-align:left;direction:ltr"> ﹣CH2OCH2CF2CF2OCF(CF3)CF2OCF2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0504] <h2 style=";text-align:left;direction:ltr"> ﹣CH2OCH2CF2CF2OCF(CF3)CF2OCF2CF2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0505] <h2 style=";text-align:left;direction:ltr"> ﹣CH2OCH2CF2CF2OCF(CF3)CF2OCF2CF2CF2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0506] <h2 style=";text-align:left;direction:ltr">CH2OCH2CHFCF2OCF2<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0507] <h2 style=";text-align:left;direction:ltr"> CH2OCH2CHFCF2OCF2CF2<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0508] <h2 style=";text-align:left;direction:ltr"> ﹣CH2OCH2CHFCF2OCF2CF2CF2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0509] <h2 style=";text-align:left;direction:ltr"> ﹣CH2OCH2CHFCF2OCF(CF3)CF2OCF2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0510] <h2 style=";text-align:left;direction:ltr"> ﹣CH2OCH2CHFCF2OCF(CF3)CF2OCF2CF2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0511] <h2 style=";text-align:left;direction:ltr"> ﹣CH2OCH2CHFCF2OCF(CF3)CF2OCF2CF2CF2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0512] <h2 style=";text-align:left;direction:ltr"> ﹣CH2OCF2CHFOCF2CF2CF2﹣C(O)NH﹣CH2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0513] <h2 style=";text-align:left;direction:ltr"> ﹣CH2OCH2(CH2)7CH2Si(OCH3)2OSi(OCH3)2(CH2)2Si(OCH3)2OSi(OCH3)2(CH2)2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0514] <h2 style=";text-align:left;direction:ltr"> ﹣CH2OCH2CH2CH2Si(OCH3)2OSi(OCH3)2(CH2)3﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0515] <h2 style=";text-align:left;direction:ltr"> ﹣CH2OCH2CH2CH2Si(OCH2CH3)2OSi(OCH2CH3)2(CH2)3﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0516] <h2 style=";text-align:left;direction:ltr"> ﹣CH2OCH2CH2CH2Si(OCH3)2OSi(OCH3)2(CH2)2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0517] <h2 style=";text-align:left;direction:ltr"> ﹣CH2OCH2CH2CH2Si(OCH2CH3)2OSi(OCH2CH3)2(CH2)2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0518] <h2 style=";text-align:left;direction:ltr"> ﹣(CH2)2﹣Si(CH3)2﹣(CH2)2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0519] <h2 style=";text-align:left;direction:ltr"> CH2<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0520] <h2 style=";text-align:left;direction:ltr"> (CH2)2<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0521] <h2 style=";text-align:left;direction:ltr"> (CH2)3<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0522] <h2 style=";text-align:left;direction:ltr"> (CH2)4<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0523] <h2 style=";text-align:left;direction:ltr"> (CH2)5<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0524] <h2 style=";text-align:left;direction:ltr"> (CH2)6

[0525] ﹣CO﹣、

[0526] ﹣CONH﹣、

[0527] ﹣CONH﹣CH2﹣、

[0528] ﹣CONH﹣(CH2)2﹣、

[0529] ﹣CONH﹣(CH2)3﹣、

[0530] ﹣CONH﹣(CH2)4﹣、

[0531] ﹣CONH﹣(CH2)5﹣、

[0532] ﹣CONH﹣(CH2)6﹣、

[0533] ﹣CON(CH3)﹣CH2﹣、

[0534] ﹣CON(CH3)﹣(CH2)2﹣、

[0535] ﹣CON(CH3)﹣(CH2)3﹣、

[0536] ﹣CON(CH3)﹣(CH2)4﹣、

[0537] ﹣CON(CH3)﹣(CH2)5﹣、

[0538] ﹣CON(CH3)﹣(CH2)6﹣、

[0539] ﹣CON(Ph)﹣CH2﹣(where Ph represents phenyl),

[0540] ﹣CON(Ph)﹣(CH2)2﹣(where Ph represents phenyl),

[0541] ﹣CON(Ph)﹣(CH2)3﹣(where Ph represents phenyl),

[0542] ﹣CON(Ph)﹣(CH2)4﹣(where Ph represents phenyl),

[0543] ﹣CON(Ph)﹣(CH2)5﹣(where Ph represents phenyl),

[0544] ﹣CON(Ph)﹣(CH2)6﹣(where Ph represents phenyl),

[0545] ﹣CONH﹣(CH2)2NH(CH2)3﹣、

[0546] ﹣CONH﹣(CH2)6NH(CH2)3﹣

[0547] <h2 style=";text-align:left;direction:ltr">CH2O﹣CONH﹣(CH2)3﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0548] <h2 style=";text-align:left;direction:ltr"> CH2O﹣CONH﹣(CH2)6﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0549] <h2 style=";text-align:left;direction:ltr"> ﹣S﹣(CH2)3﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0550] <h2 style=";text-align:left;direction:ltr"> (CH2)2S(CH2)3﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0551] <h2 style=";text-align:left;direction:ltr"> ﹣CONH﹣(CH2)3Si(CH3)2OSi(CH3)2(CH2)2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0552] <h2 style=";text-align:left;direction:ltr"> ﹣CONH﹣(CH2)3Si(CH3)2OSi(CH3)2OSi(CH3)2(CH2)2-、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0553] <h2 style=";text-align:left;direction:ltr"> ﹣CONH﹣(CH2)3Si(CH3)2O(Si(CH3)2O)2Si(CH3)2(CH2)2-、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0554] <h2 style=";text-align:left;direction:ltr"> ﹣CONH﹣(CH2)3Si(CH3)2O(Si(CH3)2O)3Si(CH3)2(CH2)2-、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0555] <h2 style=";text-align:left;direction:ltr"> ﹣CONH﹣(CH2)3Si(CH3)2O(Si(CH3)2O)<h2 style=";text-align:left;direction:ltr"> 10 <h2 style=";text-align:left;direction:ltr"> Si(CH3)2(CH2)2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0556] <h2 style=";text-align:left;direction:ltr"> ﹣CONH﹣(CH2)3Si(CH3)2O(Si(CH3)2O)<h2 style=";text-align:left;direction:ltr"> 20 <h2 style=";text-align:left;direction:ltr"> Si(CH3)2(CH2)2﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0557] <h2 style=";text-align:left;direction:ltr"> ﹣C(O)O﹣(CH2)3﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0558] <h2 style=";text-align:left;direction:ltr"> ﹣C(O)O﹣(CH2)6﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0559] <h2 style=";text-align:left;direction:ltr"> ﹣CH2﹣O﹣(CH2)3﹣Si(CH3)2﹣(CH2)2﹣Si(CH3)2﹣(CH2)2-、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0560] <h2 style=";text-align:left;direction:ltr"> ﹣CH2﹣O﹣(CH2)3﹣Si(CH3)2﹣(CH2)2﹣Si(CH3)2﹣CH(CH3)﹣、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0561] <h2 style=";text-align:left;direction:ltr"> ﹣CH2﹣O﹣(CH2)3﹣Si(CH3)2﹣(CH2)2﹣Si(CH3)2﹣(CH2)3-、<h2 style=";text-align:left;direction:ltr"> <h2 style=";text-align:left;direction:ltr">

[0562] <h2 style=";text-align:left;direction:ltr"> ﹣CH2﹣O﹣(CH2)3﹣Si(CH3)2﹣(CH2)2﹣Si(CH3)2﹣CH(CH3)﹣CH2﹣、<h2 style=";text-align:left;direction:ltr">

[0563] -OCH2-,

[0564] -O(CH2)3-,

[0565] ﹣OCFHCF2﹣、

[0566] wait.

[0567] In yet another approach, X A They are independently of each other and are of the formula: -(R 16 ) x1 ﹣(CFR 17 ) y1 -(CH2) z1 In the formula, x1, y1 and z1 are each independently an integer of 0 to 10, the sum of x1, y1 and z1 is 1 or more, and the order of existence of each repeating unit enclosed in brackets is arbitrary in the formula.

[0568] In the above formula, R 16 Each occurrence is independently an oxygen atom, a phenylene group, a carbazolyl group, -NR 18 ﹣(where R 18 represents a hydrogen atom or an organic group) or a divalent organic group. Preferably R 18 It is an oxygen atom or a divalent polar group.

[0569] The "divalent polar group" is not particularly limited, and examples thereof include -C(O)-, -C(=NR 19 )-and-C(O)NR 19 -(In these formulas, R 19 represents a hydrogen atom or a lower alkyl group). The “lower alkyl group” can be, for example, C 1-6 Alkyl groups, such as methyl, ethyl and n-propyl, may be substituted with one or more fluorine atoms.

[0570] In the above formula, R 17 Each occurrence is independently a hydrogen atom, a fluorine atom or a lower fluorinated alkyl group, preferably a fluorine atom. The “lower fluorinated alkyl group” is, for example, C 1-6 , preferably C 1-3 Fluorinated alkyl, preferably C 1-3 The perfluoroalkyl group is more preferably a trifluoromethyl group or a pentafluoroethyl group, and further preferably a trifluoromethyl group.

[0571] In yet another embodiment, as X A As examples, the following groups can be cited:

[0572]

[0573] [Wherein,

[0574] R 41 are independently a hydrogen atom, a phenyl group, a C 1-6 Alkyl or C 1-6 Alkoxy, preferably methyl;

[0575] In each X A In the base, any of the Ts are R F1 or R F2 Bonded to the following groups:

[0576] -CH2O(CH2)2-,

[0577] -CH2O(CH2)3-,

[0578] -CF2O(CH2)3-,

[0579] -(CH2)2-,

[0580] -(CH2)3-,

[0581] -(CH2)4-,

[0582] ﹣CONH﹣(CH2)3﹣、

[0583] ﹣CON(CH3)﹣(CH2)3﹣、

[0584] -CON(Ph)-(CH2)3-(where Ph represents phenyl), or

[0585]

[0586] [Where R 42 Each independently represents a hydrogen atom, a C 1-6 Alkyl or C 1-6 Alkoxy preferably represents methyl or methoxy, more preferably represents methyl.]

[0587] Several other R Si The remaining T, if present, are independently methyl, phenyl, C 1－6 Alkoxy groups or free radical scavenging groups or ultraviolet absorbing groups.

[0588] The radical scavenging group is not particularly limited as long as it can scavenger free radicals generated by light irradiation, and examples thereof include residues of benzophenones, benzotriazoles, benzoates, phenyl salicylates, crotonic acids, malonic esters, organic acrylates, hindered amines, hindered phenols, or triazines.

[0589] The ultraviolet absorbing group is not particularly limited as long as it can absorb ultraviolet rays, and examples thereof include residues of benzotriazoles, hydroxybenzophenones, esters of substituted and unsubstituted benzoic acid or salicylic acid compounds, acrylates or alkoxycinnamates, oxamides, oxanilides, benzoxazinones, and benzoxazoles.

[0590] In a preferred embodiment, preferred radical scavenging groups or ultraviolet absorbing groups include groups represented by the following formulae.

[0591]

[0592] In this method, X A Each independently may be a tri- to decavalent organic group.

[0593] In yet another embodiment, as X A Examples include the following groups:

[0594]

[0595] [Where R 25 , R 26 and R 27 are independently 2-6 valent organic groups,

[0596] R 25 With at least 1 R F1 Bonding, R 26 and R 27 Each with at least 1 R Si Bonding. ].

[0597] In one embodiment, the above R 25 For a single bond, C 1-20 Alkylene, C 3-20 Cycloalkylene, C 5-20 Arylene, -R 57 ﹣X 58 ﹣R 59 ﹣、﹣X 58 ﹣R 59 - or - R 57 ﹣X 58 - The above R 57 and R 59 are independently a single bond, C 1-20 Alkylene, C 3-20 Cycloalkylene or C 5-20 The above X 58 It is -O-, -S-, -CO-, -O-CO- or -COO-.

[0598] In one embodiment, the above R 26 and R27 are each independently a hydrocarbon group, or a group having at least one atom selected from N, O and S in the end or main chain of a hydrocarbon group, preferably C 1-6 Alkyl, -R 36 ﹣R 37 ﹣R 36 ﹣、﹣R 36 ﹣CHR 38 2-, etc. Among them, R 36 are independently a single bond or C 1-6 Alkyl, preferably C 1-6 Alkyl. 37 is N, O or S, preferably N or O. 38 For -R 45 ﹣R 46 ﹣R 45 ﹣、﹣R 46 ﹣R 45 - or - R 45 ﹣R 46 ﹣. Here, R 45 C 1-6 Alkyl. 46 is N, O or S, preferably O.

[0599] In this method, X A Each independently may be a tri- to decavalent organic group.

[0600] In yet another embodiment, as X A Examples of include groups represented by the following formulae.

[0601]

[0602] [Wherein, X a is a single bond or a divalent organic group.]

[0603] The above X a X is a single bond or a divalent linking group directly bonded to the isocyanuric ring. a , preferably a single bond, an alkylene group, or a divalent group containing at least one bond selected from an ether bond, an ester bond, an amide bond, and a thioether bond, more preferably a single bond, C 1-10 an alkylene group, or a divalent C 1-10 Hydrocarbon.

[0604] As X a , more preferably the following formula: -(CX 121 X 122 ) x1 ﹣(X a1 ) y1 CX 123 X124 ) z1 - shown in the group (where X 121 ~X 124 are independently H, F, OH or -OSi(OR 121 )3(where 3 R 121 C 1-4 alkyl.),

[0605] The above X a1 -C(=O)NH-, -NHC(=O)-, -O-, -C(=O)O-, -OC(=O)-, -OC(=O)O-, or -NHC(=O)NH- (the left side of each key is the same as CX 121 X 122 bonding),

[0606] x1 is an integer from 0 to 10, y1 is 0 or 1, and z1 is an integer from 1 to 10. ).

[0607] As the above X a1 , preferably -O- or -C(=O)O-.

[0608] As the above X a , particularly preferably: the following formula: -(CF2) m11 -(CH2) m12 ﹣O﹣(CH2) m13 - (wherein m11 is an integer of 1 to 3, m12 is an integer of 1 to 3, and m13 is an integer of 1 to 3),

[0609] -(CF2) m14 -(CH2) m15 ﹣O﹣CH2CH(OH)﹣(CH2) m16 - (wherein m14 is an integer of 1 to 3, m15 is an integer of 1 to 3, and m16 is an integer of 1 to 3),

[0610] -(CF2) m17 -(CH2) m18 - (wherein m17 is an integer of 1 to 3, and m18 is an integer of 1 to 3),

[0611] -(CF2) m19 -(CH2) m20 ﹣O﹣CH2CH(OSi(OCH3)3)﹣(CH2) m21 - (wherein m19 is an integer of 1 to 3, m20 is an integer of 1 to 3, and m21 is an integer of 1 to 3) or

[0612] -(CH2) m22- (wherein m22 is an integer of 1 to 3).

[0613] As the above X a , there is no particular limitation, specific examples include: -CH2-, -C2H4-, -C3H6-, -C4H8-, -C4H8-O-CH2-, -CO-O-CH2-CH(OH)-CH2-, -(CF2) n5 -(n5 is an integer from 0 to 4), -(CF2) n5 -(CH2) m5 -(n5 and m5 are each independently an integer of 0 to 4), -CF2CF2CH2OCH2CH(OH)CH2-, -CF2CF2CH2OCH2CH(OSi(OCH3)3)CH2-, etc.

[0614] In this method, X A Each independently may be a divalent or trivalent organic group.

[0615] In a preferred embodiment, the fluorinated polyether group-containing compound may be a compound represented by formula (1b) or formula (2b).

[0616]

[0617] [Wherein,

[0618] R 1 is a monovalent organic group containing a fluoropolyether group;

[0619] R 1' is a divalent organic group containing a fluoropolyether group;

[0620] The above fluoropolyether group is independently of each other in each occurrence of the formula: -(OC6F 12 ) m31 ﹣(OC5F 10 ) m32 ﹣(OC4F8) m33 ﹣(OC3X 10 6) m34 ﹣(OC2F4) m35 -(OCF2) m36 - the group shown;

[0621] [wherein, m31, m32, m33, m34, m35 and m36 are independently an integer greater than 0 or 1;

[0622] X 10 are independently H, F or Cl;

[0623] The order in which the repeating units occur is arbitrary.]

[0624] X 1 independently a silane-containing reactive crosslinking group;

[0625] X 2 are independently monovalent groups;

[0626] In each of formula (1b) or formula (2b), X 1 and X 2 At least one of them is a monovalent group including a Si atom to which a hydroxyl group or a hydrolyzable group is bonded.]

[0627] As R 1 , preferably a monovalent organic group containing a fluoropolyether group (but excluding a group containing a urethane bond).

[0628] As R 1' , preferably a divalent organic group containing a fluoropolyether group (but excluding a group containing a urethane bond).

[0629] As X 10 , preferably F.

[0630] Each of m31 to m36 is preferably an integer of 0 to 200, and more preferably an integer of 0 to 100. The total of m31 to m36 is preferably 1 or more, more preferably 5 or more, and further preferably 10 or more. The total of m31 to m36 is preferably 200 or less, and more preferably 100 or less. The total of m31 to m36 is preferably 10 to 200, and more preferably 10 to 100.

[0631] In the above fluoropolyether group, each repeating unit may be linear or branched, and may also contain a ring structure, preferably a linear one. 12 )﹣ can be ﹣(OCF2CF2CF2CF2CF2CF2)﹣, ﹣(OCF(CF3)CF2CF2CF2CF2)﹣, ﹣(OCF2CF(CF3)CF2CF2CF2)﹣, ﹣(OCF2CF2CF(CF3)CF2CF2)﹣, ﹣(OCF2CF2CF(CF3)CF2CF2)﹣, ﹣(OCF2CF2CF2CF(CF3)CF2)﹣, ﹣(OCF2CF2CF2CF2CF(CF3)CF2)﹣, ﹣(OCF2CF2CF2CF2CF(CF3))﹣, etc., preferably ﹣(OCF2CF2CF2CF2CF2CF2CF2)﹣. ﹣(OC5F 10)﹣ can be ﹣(OCF2CF2CF2CF2CF2)﹣, ﹣(OCF(CF3)CF2CF2CF2)﹣, ﹣(OCF2CF(CF3)CF2CF2)﹣, ﹣(OCF2CF2CF(CF3)CF2)﹣, ﹣(OCF2CF2CF(CF3)CF2)﹣, ﹣(OCF2CF2CF2CF(CF3))﹣, etc., and is preferably ﹣(OCF2CF2CF2CF2CF2)﹣. ﹣(OC4F8)﹣ can be any of ﹣(OCF2CF2CF2CF2)﹣, ﹣(OCF(CF3)CF2CF2)﹣, ﹣(OCF2CF(CF3)CF2)﹣, ﹣(OCF2CF2CF(CF3))﹣, ﹣(OC(CF3)2CF2)﹣, ﹣(OCF2C(CF3)2)﹣, ﹣(OCF(CF3)CF(CF3))﹣, ﹣(OCF(C2F5)CF2)﹣ and ﹣(OCF2CF(C2F5))﹣, preferably ﹣(OCF2CF2CF2CF2)﹣. -(OC3F6)- may be any of -(OCF2CF2CF2)-, -(OCF(CF3)CF2)- and -(OCF2CF(CF3))-, preferably -(OCF2CF2CF2)-. In addition, -(OC2F4)- may be any of -(OCF2CF2)- and -(OCF(CF3))-, preferably -(OCF2CF2)-.

[0632] The ring structure may be a three-membered ring, a four-membered ring, a five-membered ring or a six-membered ring.

[0633]

[0634] [Wherein, * represents the bonding position.]

[0635] The above ring structure may preferably be a four-membered ring, a five-membered ring or a six-membered ring, and more preferably a four-membered ring or a six-membered ring.

[0636] The repeating unit having a ring structure may preferably be the following units.

[0637]

[0638] [Wherein, * represents the bonding position.]

[0639] In one embodiment, the fluorinated polyether group is -(OC3F6) m34 ﹣(OC2F4) m35-(wherein m34 is an integer of 1 to 200, and m35 is 0 or 1). The (OC3F6) in the above-mentioned fluoropolyether group is preferably (OCF2CF2CF2), (OCF(CF3)CF2) or (OCF2CF(CF3)), and more preferably (OCF2CF2CF2). The (OC2F4) in the above-mentioned fluoropolyether group is preferably (OCF2CF2) or (OCF(CF3)), and more preferably (OCF2CF2). m34 is preferably an integer of 5 to 200, and more preferably an integer of 10 to 200. In one embodiment, m35 is 0. In another embodiment, m35 is 1.

[0640] In another embodiment, the fluorinated polyether group is -(OC4F8) m33 ﹣(OC3F6) m34 ﹣(OC2F4) m35 -(OCF2) m36 -(wherein, m33 and m34 are integers of 0 to 30, m35 and m36 are integers of 1 to 200, and the total of m33 to m36 is 5 or more. The order of existence of each repeating unit is arbitrary). m35 and m36 are preferably integers of 5 to 200, more preferably integers of 10 to 200. The total of m33 to m36 is preferably 10 or more. The above-mentioned fluorinated polyether group is preferably -(OCF2CF2CF2CF2) m33 ﹣(OCF2CF2CF2) m34 -(OCF2CF2) m35 -(OCF2) m36 In one embodiment, the fluorinated polyether group may be -(OC2F4) m35 -(OCF2) m36 - (wherein m35 and m36 are each an integer of 1 to 200. The order of existence of each repeating unit is arbitrary). m35 and m36 are each preferably an integer of 5 to 200, more preferably an integer of 10 to 200.

[0641] In another embodiment, the fluoropolyether group is -(R m1 ﹣R m2 ) m37 - shown in the formula. m1 is OCF2 or OC2F4, preferably OC2F4. Wherein, R m2 is selected from OC2F4, OC3F6, OC4F8, OC5F 10 and OC6F 12 or a combination of 2 or 3 groups independently selected from these groups. m1is a group selected from OC2F4, OC3F6 and OC4F8, is a group selected from OC3F6, OC4F8, OC5F 10 and OC6F 12 The combination of two or three groups independently selected from these groups is not particularly limited, and examples thereof include -OC2F4OC3F6-, -OC2F4OC4F8-, -OC3F6OC2F4-, -OC3F6OC3F6-, -OC3F6OC4F8-, -OC4F8OC4F8-, -OC4F8OC3F6-, -OC4F8OC2F4-, -OC2 F4OC2F4OC3F6-, -OC2F4OC2F4OC4F8-, -OC2F4OC3F6OC2F4-, -OC2F4OC3F6OC3F6-, -OC2F4OC4F8OC2F4-, -OC3F6OC2F4OC2F4-, -OC3F6OC2F4OC3F6-, -OC3F6OC3F6OC2F4- and -OC4F8OC2F4OC2F4-. The above m37 is an integer greater than or equal to 2, preferably an integer greater than or equal to 3, more preferably an integer greater than or equal to 5, and is an integer less than or equal to 100, preferably an integer less than or equal to 50. In the above formula, OC2F4, OC3F6, OC4F8, OC5F 10 and OC6F 12 It can be either a straight chain or a branched chain, preferably a straight chain. In this embodiment, the fluoropolyether group is preferably -(OC2F4-OC3F6) m37 ﹣or﹣(OC2F4﹣OC4F8) m37 -.

[0642] In another embodiment, the fluoropolyether group is -(R m1 ﹣R m2 ) m37 ﹣R r' ﹣(R m1' ﹣R m2' ) m37' - shown in the formula. m1 For OCF2 or OC2F4, R m2 is selected from OC2F4, OC3F6, OC4F8, OC5F 10 and OC6F 12 or a combination of two or three groups independently selected from these groups, R m1' For OCF2 or OC2F4, R m2' is selected from OC2F4, OC3F6, OC4F8, OC5F 10 and OC6F12 or a combination of two or three groups independently selected from these groups, m37 is an integer of 2 to 100, m37' is an integer of 2 to 100, R r' for:

[0643]

[0644] (Where * indicates the bonding position.)]

[0645] R m1 , R m2 Same meaning as m37, same method. m1' , R m2' and m37' respectively have the same meanings as above R m1 , R m2 Same as m37, with the same method.

[0646] R r' Preferably:

[0647]

[0648] [Wherein, * represents the bonding position.]

[0649] More preferably:

[0650]

[0651] [Wherein, * represents the bonding position.]

[0652] In another embodiment, the fluorinated polyether group is -(OC6F 12 ) m31 ﹣(OC5F 10 ) m32 ﹣(OC4F8) m33 ﹣(OC3F6) m34 ﹣(OC2F4) m35 -(OCF2) m36 -(wherein, m35 is an integer from 1 to 200, m31, m32, m33, m34 and m36 are each independently an integer from 0 to 200, and the sum of m31, m32, m33, m34, m35 and m36 is at least 1, and the order of existence of each repeating unit marked with m31, m32, m33, m34, m35 or m36 and enclosed in parentheses is arbitrary in the formula). m35 is preferably an integer from 1 to 100, more preferably an integer from 5 to 100. The sum of m31, m32, m33, m34, m35 and m36 is preferably 5 or more, more preferably 10 or more, for example, 10 or more and 100 or less.

[0653] In another embodiment, the fluorinated polyether group is -(OC6F 12 ) m31 ﹣(OC5F 10 ) m32 ﹣(OC4F8) m33 ﹣(OC3F6) m34 ﹣(OC2F4) m35 -(OCF2) m36 -(wherein, m36 is an integer from 1 to 200, m31, m32, m33, m34 and m35 are each independently an integer from 0 to 200, and the sum of m31, m32, m33, m34, m35 and m36 is at least 1, and the order of existence of each repeating unit marked with m31, m32, m33, m34, m35 or m36 and enclosed in parentheses is arbitrary in the formula). m36 is preferably an integer from 1 to 100, more preferably an integer from 5 to 100. The sum of m31, m32, m33, m34, m35 and m36 is preferably 5 or more, more preferably 10 or more, for example, 10 or more and 100 or less.

[0654] In the above-mentioned fluoropolyether group, the ratio of m35 to m36 (hereinafter referred to as "m35 / m36 ratio") is 0.1 to 10, preferably 0.2 to 5, more preferably 0.2 to 2, further preferably 0.2 to 1.5, and further more preferably 0.2 to 0.85. By making the m35 / m36 ratio less than 10, the sliding property, friction durability and chemical resistance of the film (surface treatment layer) are further improved. The smaller the m35 / m36 ratio, the higher the sliding property and friction durability of the above-mentioned film (surface treatment layer). On the other hand, by making the m35 / m36 ratio greater than 0.1, the stability of the compound can be further improved. The larger the m35 / m36 ratio, the higher the stability of the compound.

[0655] The fluorinated polyether group may be selected from the following formula: -(OCF2CF2CX 11 2) n11 (OCF2CF(CF3)) n12 (OCF2CF2) n13 (OCF2) n14 (OC4F8) n15 -(wherein, n11, n12, n13, n14 and n15 are independently integers of 0 or 1 or more, X 11 independently H, F or Cl, and the order of existence of each repeating unit is arbitrary), and the following formula: -(OCF2-R 11 ) f10 ﹣(where R 11is a group selected from OC2F4, OC3F6 and OC4F8, and f10 is an integer of 2 to 100).

[0656] As X 11 , preferably F.

[0657] Each of n11 to n15 is preferably an integer of 0 to 200. The total of n11 to n15 is preferably 2 or more, more preferably 5 to 300, further preferably 10 to 200, and particularly preferably 10 to 100.

[0658] R 11 It is a group selected from OC2F4, OC3F6 and OC4F8, or a combination of two or three groups independently selected from these groups. The combination of two or three groups independently selected from OC2F4, OC3F6 and OC4F8 is not particularly limited, and examples thereof include -OC2F4OC3F6-, -OC2F4OC4F8-, -OC3F6OC2F4-, -OC3F6OC3F6-, -OC3F6OC4F8-, -OC4F8OC4F8-, -OC4F8OC3F6-, -OC4F8OC2F4-, -OC2F 4OC2F4OC3F6-, -OC2F4OC2F4OC4F8-, -OC2F4OC3F6OC2F4-, -OC2F4OC3F6OC3F6-, -OC2F4OC4F8OC2F4-, -OC3F6OC2F4OC2F4-, -OC3F6OC2F4OC3F6-, -OC3F6OC3F6OC2F4- and -OC4F8OC2F4OC2F4- etc. The above f is an integer of 2 to 100, preferably an integer of 2 to 50. In the above formula, OC2F4, OC3F6 and OC4F8 may be any of linear or branched chains, preferably linear chains. In this embodiment, the formula: -(OC2F4-R 11 ) f10 ﹣Preferred formula: ﹣(OC2F4﹣OC3F6) f10 - or formula: -(OC2F4-OC4F8) f10 ﹣.

[0659] The number average molecular weight of the fluoropolyether group in the isocyanurate compound is not particularly limited, and is, for example, 500 to 30,000, preferably 1,500 to 30,000, and more preferably 2,000 to 10,000. 19 The value measured by F-NMR.

[0660] In another embodiment, the number average molecular weight of the fluoropolyether group portion is 500 to 30,000, preferably 1,000 to 20,000, more preferably 2,000 to 15,000, further preferably 2,000 to 10,000, and for example, may be 3,000 to 6,000.

[0661] In another embodiment, the number average molecular weight of the fluoropolyether group portion may be 4,000 to 30,000, preferably 5,000 to 10,000, and more preferably 6,000 to 10,000.

[0662] As R 1 , preferably the formula: R 3 ﹣(OR 2 ) a10 A monovalent organic group represented by -L-.

[0663] (In the formula, (OR 2 ) a10 is the above-mentioned fluorinated polyether group,

[0664] R 3 is an alkyl group or a fluoroalkyl group,

[0665] L is a single bond or a divalent linking group.)

[0666] As R 1' , preferably the formula: -L'-(OR 2 ) a10 A monovalent organic group represented by -L-.

[0667] (In the formula, (OR 2 ) a10 is the above-mentioned polyether chain,

[0668] L is independently a single bond or a divalent linking group,

[0669] L' is independently a single bond or a divalent linking group,

[0670] L is bonded to the isocyanuric ring on the right side of formula (2b), and L' is bonded to the isocyanuric ring on the left side.)

[0671] As R 3 The number of carbon atoms in the moiety is preferably 1-16, more preferably 1-8.

[0672] As R 3, may be straight chain or branched, preferably a straight chain or branched alkyl group having 1 to 16 carbon atoms or a fluoroalkyl group, more preferably a straight chain or branched alkyl group having 1 to 8 carbon atoms or a fluoroalkyl group, further preferably a straight chain or branched alkyl group having 1 to 6 carbon atoms or a fluoroalkyl group, further more preferably a straight chain or branched alkyl group having 1 to 3 carbon atoms, particularly preferably a straight chain alkyl group having 1 to 3 carbon atoms.

[0673] R 3 It is preferably a fluorinated alkyl group having 1 to 16 carbon atoms, and more preferably CF2H-C 1-15 The fluorinated alkylene group or the perfluoroalkyl group having 1 to 16 carbon atoms is more preferably a perfluoroalkyl group having 1 to 16 carbon atoms.

[0674] The perfluoroalkyl group having 1 to 16 carbon atoms may be linear or branched, preferably a linear or branched perfluoroalkyl group having 1 to 6 carbon atoms, particularly a perfluoroalkyl group having 1 to 3 carbon atoms, more preferably a linear perfluoroalkyl group having 1 to 3 carbon atoms, specifically -CF3, -CF2CF3 or -CF2CF2CF3.

[0675] L is a single bond or a divalent linking group directly bonded to the isocyanuric ring of formula (1b). L is preferably a single bond, an alkylene group, or a divalent group containing at least one bond selected from an ether bond and an ester bond, and more preferably a single bond, an alkylene group having 1 to 10 carbon atoms, or a divalent hydrocarbon group having 1 to 10 carbon atoms containing at least one bond selected from an ether bond and an ester bond.

[0676] As L, more preferably, the formula: -(CX 221 X 222 ) o10 ﹣(L 1 ) p10 CX 223 X 224 ) q10 ﹣(Where X 221 ~X 224 are independently H, F, OH or -OSi(OR 225 )3(3 R 225 are independently an alkyl group having 1 to 4 carbon atoms), L 1 -C(=O)NH-, -NHC(=O)-, -O-, -C(=O)O-, -OC(=O)-, -OC(=O)O-, or -NHC(=O)NH- (the left side of each key is the same as CX 221 X 222 bond), o10 is an integer from 0 to 10, p10 is 0 or 1, and q10 is an integer from 1 to 10. ) is a group represented by.

[0677] As L', it is more preferable that -(CX226 X 227 ) r10 CX 221 X 222 ) o10 ﹣(L 1 ) p10 CX 223 X 224 ) q10 ﹣(Where X 221 ~X 224 , L 1 , o10, p10 and q10 have the same meanings as those in L above. 226 and X 227 are independently H, F or Cl, preferably F, r10 is an integer from 1 to 6, -(CX 226 X 227 ) r10 ﹣ and (OR 2 ) a10 Bonding, (CX 223 X 224 ) q10 Bonded to the isocyanuric ring. ) group shown.

[0678] As L 1 , preferably -O- or -C(=O)O-.

[0679] Particularly preferred examples of L are:

[0680] Formula: -(CF2) m31 -(CH2) m32 ﹣O﹣(CH2) m33 - (wherein m31 is an integer of 1 to 3, m32 is an integer of 1 to 3, and m33 is an integer of 1 to 3),

[0681] Formula: -(CF2) m34 -(CH2) m35 ﹣O﹣CH2CH(OH)﹣(CH2) m36 - (wherein m34 is an integer of 1 to 3, m35 is an integer of 1 to 3, and m36 is an integer of 1 to 3),

[0682] Formula: -(CF2) m37 -(CH2) m38 - (wherein m37 is an integer of 1 to 3, and m38 is an integer of 1 to 3),

[0683] ﹣(R m1 ﹣R m2 ) m37 ﹣R r' ﹣(R m1' ﹣Rm2' ) m37' - the group shown, or

[0684] Formula: -(CF2) m39 -(CH2) m40 ﹣O﹣CH2CH(OSi(OCH3)3)﹣(CH2) m41 -(wherein, m39 is an integer of 1 to 3, m40 is an integer of 1 to 3, and m41 is an integer of 1 to 3).

[0685] L is not particularly limited, and specific examples thereof include -C2H4-, -C3H6-, -C4H8-O-CH2-, -CO-O-CH2-CH(OH)-CH2-, and -(CF2) n10 -(n10 is an integer from 0 to 4), -CH2-, -C4H8-, -(CF2) n10 -(CH2) m10 -(n10 and m10 are independently integers of 0 to 4), -CF2CF2CH2OCH2CH(OH)CH2-, -CF2CF2CH2OCH2CH(OSi(OCH3)3)CH2-, etc.

[0686] X 1 It is a monovalent silane-containing reactive crosslinking group.

[0687] The silane-containing reactive crosslinking group contributes to the adhesion to the substrate. The crosslinking group can chemically react with the material of the substrate.

[0688] In one embodiment, the silane-containing reactive crosslinking group is preferably a group of the formula: -L 2 ﹣{Si(R a ) s10 (R b ) t10 (R c ) u10 (R d ) v10} n10 The groups shown.

[0689] (Where L 2 is a single bond or a divalent linking group,

[0690] R a , R b and R c The same or different are hydrogen atoms, hydroxyl groups or hydrolyzable groups; preferably R a , R b and R care identical or different hydrogen atoms, halogen atoms, hydroxyl groups, alkoxy groups having 1 to 10 carbon atoms, amino groups having 1 to 10 carbon atoms, acetoxy groups having 1 to 10 carbon atoms, allyl groups having 3 to 10 carbon atoms, or glycidyl groups having 3 to 10 carbon atoms; more preferably R a , R b and R c The same or different ones are hydrogen atoms, halogen atoms, hydroxyl groups, alkoxy groups having 1 to 10 carbon atoms, amino groups having 1 to 10 carbon atoms, acetoxy groups having 1 to 10 carbon atoms, or allyl groups having 3 to 10 carbon atoms.

[0691] R d The same or different bonds are -O-, -NH-, -C≡C- or silane bonds.

[0692] s10, t10 and u10 are the same or different and are 0 or 1, v10 is an integer of 0 to 3, and n10 is an integer of 1 to 20. When n10 is 1, s10+t10+u10 is 3, and v10 is 0. When n10 is 2 to 20, s10+t10+u10 are the same or different and are 0 to 2, and v10 is the same or different and is 0 to 2, and when v10 is an integer greater than 1, at least 2 Si are connected by R d Linked into straight chain, ladder type, ring or heterocyclic shape.)

[0693] R a , R b and R c It is a monovalent group bonded to Si. d It is a divalent group bonded to two Si atoms.

[0694] R a , R b and R c Preferably, they are the same or different, at least one of which is a hydrogen atom, a halogen atom, a hydroxyl group, an alkoxy group having 1 to 10 carbon atoms, or an amino group having 1 to 10 carbon atoms, and the rest are acetoxy groups having 1 to 10 carbon atoms, allyl groups having 3 to 10 carbon atoms, or glycidyl groups having 3 to 10 carbon atoms; R a , R b and R c More preferably, they are the same or different, at least one of which is a hydrogen atom, a halogen atom, a hydroxyl group, an alkoxy group having 1 to 10 carbon atoms, or an amino group having 1 to 10 carbon atoms, and the rest are acetoxy groups having 1 to 10 carbon atoms or allyl groups having 3 to 10 carbon atoms; R a , R b and R c More preferably, they are identical or different and are hydroxyl groups or alkoxy groups having 1 to 4 carbon atoms; a , R b and R cMore preferably, they are the same or different alkoxy groups having 1 to 4 carbon atoms. When n10 is 2 to 20, s10+t10+u10 are the same or different and are 0 to 2, and v10 is 0 to 2.

[0695] In R a , R b and R c In the above, the halogen is preferably Cl, Br or I, more preferably Cl.

[0696] In R a , R b and R c In the above, the number of carbon atoms of the alkoxy group is preferably 1 to 5. The alkoxy group may be chain-shaped, cyclic, or branched. In addition, the hydrogen atom may be substituted by a fluorine atom or the like. The alkoxy group is preferably a methoxy group, an ethoxy group, a propoxy group, or a butoxy group, and more preferably a methoxy group or an ethoxy group.

[0697] R d are identically or differently -O-, -NH-, -C≡C- or a silane bond. d , preferably -O-, -NH- or -C≡C-. d is a divalent group bonded to two Si atoms, through R d , 2 or more silicon atoms are connected via R d The silicon atoms may be bonded to each other in a linear chain, ladder type, cyclic or heterocyclic form. When n is an integer of 2 or more, the silicon atoms may be bonded to each other.

[0698] In one approach, X 1 Formula: -L 2 ﹣{Si(R a ) s10 (R b ) t10 (R c ) u10 (R d' ) v10} n10 The shown ones contain silane-reactive crosslinking groups.

[0699] (Where L 2 is a single bond or a divalent linking group,

[0700] R a , R b and R c The same or different are hydrogen atoms, hydroxyl groups or hydrolyzable groups; preferably R a , R b and R care identical or different hydrogen atoms, halogen atoms, hydroxyl groups, alkoxy groups having 1 to 10 carbon atoms, amino groups having 1 to 10 carbon atoms, acetoxy groups having 1 to 10 carbon atoms, allyl groups having 3 to 10 carbon atoms, or glycidyl groups having 3 to 10 carbon atoms; more preferably R a , R b and R c are identical or different hydrogen atoms, halogen atoms, hydroxyl groups, alkoxy groups having 1 to 10 carbon atoms, amino groups having 1 to 10 carbon atoms, acetoxy groups having 1 to 10 carbon atoms, or allyl groups having 3 to 10 carbon atoms,

[0701] R d' Same or different as -Z-SiR d2 p11 R d3 q11 R d4 r11 The groups shown,

[0702] (wherein, Z is the same or different and is a single bond or a divalent linking group,

[0703] R d2 Same or different as R d” ,

[0704] R d” The meaning of R d' same,

[0705] R d' The maximum number of Si atoms connected in a straight chain via Z groups is 5.

[0706] R d3 are identically or differently hydroxyl groups or hydrolyzable groups,

[0707] R d4 are identically or differently a hydrogen atom or a lower alkyl group,

[0708] p11 is the same or different integer from 0 to 3,

[0709] q11 is the same or different integer from 0 to 3,

[0710] r11 is the same or different integer from 0 to 3,

[0711] Among them, the sum of p11, q11 and r11 is 3. )

[0712] s11, t11 and u11 are the same or different and are 0 or 1,

[0713] v11 is an integer from 0 to 3.

[0714] n10 is an integer from 1 to 20. )

[0715] In the formula, Z is the same or different and represents a single bond or a divalent linking group.

[0716] Specific examples of Z include -C2H4-, -C3H6-, -CO-O-CH2-CH(OH)-CH2-, -CH2-, and -C4H8-.

[0717] In the formula, R d2 Same or different, indicates R d” . R d” The meaning of R d' same.

[0718] R d' In the above R d' There is at least one R d2 When R d' There are two or more Si atoms linked in a straight chain via a Z group, but the maximum number of Si atoms linked in a straight chain via a Z group is 5. d' The number of Si atoms connected in a straight chain via the Z group is equal to the number of Si atoms in R d' The number of repetitions of -Z-Si- connected in a straight chain.

[0719] For example, the following expression in R d' An example of Si atoms being linked via a Z group.

[0720]

[0721] In the above formula, * means the site bonded to Si of the main chain, ... means the site bonded to a specified group other than ZSi, that is, when the three valence bonds of the Si atom are all ..., it means the site where the repetition of ZSi ends. In addition, the number on the upper right corner of Si means the number of occurrences of Si connected in a straight chain via the Z group starting from *. That is, ZSi repeats with Si 2 The chain ends with "R d' The number of Si atoms connected in a straight chain via the Z group is 2. Similarly, ZSi is repeated with Si 3 、Si 4 and Si 5 The chain ends with "R d' The number of Si atoms connected in a straight chain via the Z group is 3, 4 and 5 respectively. In addition, according to the above formula, R d' Although there are multiple ZSi chains, they do not necessarily all have to be the same length and can be any length.

[0722] In a preferred embodiment, as described below, "R d'The number of Si atoms linked in a straight chain via the Z group in all chains is 1 (left-hand formula) or 2 (right-hand formula).

[0723]

[0724] In one approach, R d' The number of Si atoms linked in a straight chain via the Z group is 1 or 2, preferably 1.

[0725] In the formula, R d3 The same or different groups represent a hydroxyl group or a hydrolyzable group. The hydroxyl group is not particularly limited, and may be formed by hydrolysis of a hydrolyzable group.

[0726] Preferred R d3 =OR (where R represents a substituted or unsubstituted C 1-3 Alkyl, more preferably means methyl).

[0727] In the formula, R d4 The same or different groups represent a hydrogen atom or a lower alkyl group. The lower alkyl group is preferably an alkyl group having 1 to 20 carbon atoms, more preferably an alkyl group having 1 to 6 carbon atoms, and further preferably a methyl group.

[0728] In the formula, p11 is the same or different and is an integer of 0 to 3; q11 is the same or different and is an integer of 0 to 3; r11 is the same or different and is an integer of 0 to 3. The sum of p11, q11 and r11 is 3.

[0729] In a preferred embodiment, R d The R at the end of d' (There is no R d' When R d ), the above q11 is preferably greater than 2, for example, 2 or 3, and more preferably 3.

[0730] In a preferred embodiment, R d At least one -Si(-Z-SiR d3 q11 R d4 r11 )2 or -Si(-Z-SiR d3 q11 R d4 r11 )3. Preferred -Si(-Z-SiR d3 q11 R d4 r11 )3. In the formula, (﹣Z﹣SiR d3 q11 R d4 r11 ) unit is preferably (-Z-SiRd3 3) In a more preferred embodiment, preferably R d The ends of the d3 q11 R d4 r11 )3, more preferably -Si(-Z-SiR d4 3)3. The R bonded to each Si at the terminal d3 The larger the amount, the higher the adhesion to the substrate, and excellent durability can be obtained.

[0731] In a preferred embodiment, the number of Si atoms having a hydroxyl group or a hydrolyzable group in the formula may be preferably 1 to 6, more preferably 2 to 4, and further preferably 3 in formula (1b), and may be preferably 2 to 12, more preferably 4 to 8, and further preferably 6 in formula (2b).

[0732] In the preferred embodiment, v10 is 3, R d Each independently is -Z-SiR d3 q11 R d4 r11 .

[0733] L 2 is a single bond or a divalent linking group directly bonded to the ring of formula (α1). 2 , preferably a single bond, an alkylene group, or a divalent group containing at least one bond selected from an ether bond and an ester bond, more preferably a single bond, an alkylene group having 1 to 10 carbon atoms, or a divalent hydrocarbon group having 1 to 10 carbon atoms containing at least one bond selected from an ether bond and an ester bond.

[0734] As L 2 Specific examples include -C2H4-, -C3H6-, -C4H8-O-CH2-, -CO-O-CH2-CH(OH)-CH2-, -CH2-, -C4H8-, etc.

[0735] Examples of the silane-containing reactive crosslinking group include -L 2 ﹣SiR 5 3. -L 2 ﹣Si(OR 60 )3. -L 2 ﹣Si(NR 60 2)3, -L 2 ﹣Si(OCOR 60 )3(In each formula, L 2 As above, R 5 is a halogen atom, R 60 are independently an alkyl group having 1 to 4 carbon atoms).

[0736] In one embodiment, the silane-containing reactive crosslinking group is preferably a group of the formula: -L 6 ﹣{C(R a6 ) s6 (R b6 ) t6 (R c6 ) u6 (R d6 ) v6} n6 The groups shown.

[0737] (Where L 6 is a single bond or a divalent linking group,

[0738] R a6 , R b6 and R c6 The same or different are hydrogen atoms, hydroxyl groups or hydrolyzable groups; preferably R a6 , R b6 and R c6 are identical or different hydrogen, halogen, alkoxy having 1 to 10 carbon atoms, amino having 1 to 10 carbon atoms, acetoxy having 1 to 10 carbon atoms, allyl having 3 to 10 carbon atoms, glycidyl having 3 to 10 carbon atoms, OCOR 67 (R 67 is an alkyl group having 1 to 6 carbon atoms), OH or -Y 6 ﹣SiR 65 j6 R 66 3﹣j6 More preferably R a6 , R b6 and R c6 are identical or different hydrogen, halogen, alkoxy having 1 to 10 carbon atoms, amino having 1 to 10 carbon atoms, acetoxy having 1 to 10 carbon atoms, allyl having 3 to 10 carbon atoms, OCOR 67 (R 67 is an alkyl group having 1 to 6 carbon atoms), OH or -Y 6 ﹣SiR 65 j6 R 66 3 ﹣ j 6 .

[0739] R d6 The same or different are -O-, -NH-, -C≡C- or -Z 6 ﹣CR 61 p6 R 62 q6 R 63 r6 .

[0740] Z 6 The same or different ones are oxygen atoms or divalent organic groups.

[0741] In the formula, R 61 Same or different R d6' .

[0742] R d6' The meaning of R d6 same.

[0743] R d6 Via Z 6 The maximum number of carbon atoms connected in a straight chain is 5.

[0744] R 62 Same or different as -Y 6 ﹣SiR 65 j6 R 66 3﹣j6 .

[0745] Y 6 The same or different ones are divalent organic groups.

[0746] R 65 The same or different groups are hydroxyl groups or hydrolyzable groups.

[0747] R 66 The same or different ones are a hydrogen atom or a lower alkyl group.

[0748] j6 in each (﹣Y 6 ﹣SiR 65 j6 R 66 3﹣j6 ) units are independently an integer of 1 to 3.

[0749] R 63 The same or different ones are a hydrogen atom or a lower alkyl group.

[0750] p6 is an integer of 0 to 3, which may be the same or different.

[0751] q6 is an integer of 0 to 3, which may be the same or different.

[0752] r6 is an integer of 0 to 3, which may be the same or different.

[0753] s6, t6 and u6 are the same or different and are 0 or 1, v6 is an integer from 0 to 3, and n6 is an integer from 1 to 20.

[0754] Among them, there are at least 2 (-Y 6 ﹣SiR 65 j6 R 663﹣j6 ). )

[0755] L 6 is a single bond or a divalent linking group directly bonded to the ring of formula (α1) or formula (α2). 6 , preferably a single bond, an alkylene group, or a divalent group containing at least one bond selected from an ether bond and an ester bond, more preferably a single bond, an alkylene group having 1 to 10 carbon atoms, or a divalent hydrocarbon group having 1 to 10 carbon atoms containing at least one bond selected from an ether bond and an ester bond.

[0756] As L 6 Specific examples include -C2H4-, -C3H6-, -C4H8-O-CH2-, -CO-O-CH2-CH(OH)-CH2-, -CH2-, -C4H8-, etc.

[0757] In R a , R b , R c , R a6 , R b6 and R c6 In the above, the halogen is preferably Cl, Br or I, more preferably Cl.

[0758] In R a , R b , R c , R a6 , R b6 and R c6 In the above, the number of carbon atoms of the alkoxy group is preferably 1 to 5. The alkoxy group may be chain-shaped, cyclic, or branched. In addition, the hydrogen atom may be substituted by a fluorine atom or the like. The alkoxy group is preferably a methoxy group, an ethoxy group, a propoxy group, or a butoxy group, and more preferably a methoxy group or an ethoxy group.

[0759] The above Z 6 Preferably C 1-6 Alkylene, -(CH2) g10 ﹣O﹣(CH2) h10 -(wherein, g10 is an integer of 0 to 6, for example, an integer of 1 to 6, and h10 is an integer of 0 to 6, for example, an integer of 1 to 6) or -phenylene-(CH2) i10 - (where i10 is an integer from 0 to 6), more preferably C 1-3 These groups can be selected, for example, from fluorine atoms, C 1-6 Alkyl, C 2-6 Alkenyl and C 2-6 The alkynyl group is substituted with one or more substituents.

[0760] In the formula, R 61 Each occurrence represents R independentlyd6' . R d6' The meaning of R d6 same.

[0761] R d6 Via Z 6 The maximum number of carbon atoms connected in a straight chain is 5. d6 There is at least one R 61 When R d6 Via Z 6 There are two or more Si atoms connected in a straight chain via Z 6 The maximum number of carbon atoms connected in a straight chain is 5. d6 Via Z 6 The number of carbon atoms connected to form a straight chain is equal to R d6 -Z 6 The number of repetitions of ﹣C﹣.

[0762] In a preferred embodiment, as shown below, "R d6 Via Z 6 The number of carbon atoms connected to the radicals in a straight chain is 1 (left-hand formula) or 2 (right-hand formula) in all chains.

[0763]

[0764] In one approach, R d6 Via Z 6 The number of carbon atoms connected in a straight chain is 1 or 2, preferably 1.

[0765] In the formula, R 62 Indicates -Y 6 ﹣SiR 65 j6 R 66 3﹣j6 .

[0766] Y 6 Each occurrence independently represents a divalent organic group.

[0767] In a preferred embodiment, Y 6 C 1-6 Alkylene, -(CH2) g11 ﹣O﹣(CH2) h11 -(wherein, g11 is an integer of 0 to 6, for example, an integer of 1 to 6, and h11 is an integer of 0 to 6, for example, an integer of 1 to 6) or -phenylene-(CH2) i11 - (wherein i11 is an integer from 0 to 6). These groups can be selected, for example, from fluorine atoms, C 1-6 Alkyl, C 2-6 Alkenyl and C2-6 The alkynyl group is substituted with one or more substituents.

[0768] In one approach, Y 6 Can be C 1-6 Alkylene or -phenylene-(CH2) i11 When Y is the above group, light resistance, especially ultraviolet resistance, can be further improved.

[0769] The above R 65 Each occurrence independently represents a hydroxyl group or a hydrolyzable group. Examples of the "hydrolyzable group" include the same groups as described above.

[0770] Preferred R 65 =OR (where R represents a substituted or unsubstituted C 1-3 alkyl, more preferably ethyl or methyl, especially methyl).

[0771] The above R 66 Each occurrence of is independently a hydrogen atom or a lower alkyl group. The lower alkyl group is preferably an alkyl group having 1 to 20 carbon atoms, more preferably an alkyl group having 1 to 6 carbon atoms, and further preferably a methyl group.

[0772] j6 In each (﹣Y﹣SiR 65 j6 R 66 3﹣j6 ) units independently represent an integer of 1 to 3, preferably 2 or 3, more preferably 3.

[0773] The above R 63 Each occurrence of is independently a hydrogen atom or a lower alkyl group. The lower alkyl group is preferably an alkyl group having 1 to 20 carbon atoms, more preferably an alkyl group having 1 to 6 carbon atoms, and further preferably a methyl group.

[0774] In the formula, p6 is independently an integer from 0 to 3 at each occurrence; q6 is independently an integer from 0 to 3 at each occurrence; and r6 is independently an integer from 0 to 3 at each occurrence. The sum of p6, q6 and r6 is 3.

[0775] In a preferred embodiment, in R d6 The R at the end of d6' (In the absence of R d6' When R d6 In itself), the above q6 is preferably greater than 2, for example, 2 or 3, more preferably 3.

[0776] In one approach, X 1 The basis is: -L 2 ﹣{Si(R a )s10 (R b ) t10 (R c ) u10 (R d ) v10} n10 or -L 6 ﹣{C(R a6 ) s6 (R b6 ) t6 (R c6 ) u6 (R d6 ) v6} n6 The group shown. (In the formula, the meanings of the symbols are the same as above.)

[0777] In one approach, X 2 can be independently a monovalent organic group containing the above polyether chain. The preferred groups of the above organic groups are 1 same.

[0778] In another way, X 2 The above-mentioned silane-containing reactive crosslinking group may be independent.

[0779] In another way, X 2 The groups may independently be at least one group selected from the group consisting of an organosilicon residue, a silsesquioxane residue, and a silazane group.

[0780] Examples of the above-mentioned silicone residue include the following groups.

[0781]

[0782]

[0783] In various types, L 2 is a single bond or a divalent linking group, n6 is an integer from 1 to 20, m6 is an integer from 0 to 10, R 81 are independently monovalent groups, each having R 81 At least one of them is a reactive group.

[0784] The number of R contained in each group 81 Each independently is a monovalent group and may be the above-mentioned reactive group or a group other than the above-mentioned reactive group. 81 At least one of them is the above-mentioned reactive group.

[0785] The reactive group is preferably H, a halogen atom, or a group selected from -OR 82 (R 82is an alkyl group having 1 to 4 carbon atoms or an aryl group having 6 to 20 carbon atoms), -L 3 -SiR 5 3(L 3 is a single bond or an alkylene group having 1 to 10 carbon atoms, R 5 is a halogen atom), -L 3 ﹣Si(OR 60 )3(L 3 As above, R 60 are independently an alkyl group having 1 to 4 carbon atoms), -L 3 ﹣Si(NR 60 2)3(L 3 and R 60 As above), -L 3 ﹣Si(OCOR 60 )3(L 3 and R 60 As above) and at least one of a group containing these arbitrary groups.

[0786] As the group other than the above-mentioned reactive group, it is preferably selected from alkyl, halogenated alkyl, alkyl ester, halogenated alkyl ester, alkyl ether, halogenated alkyl ether, alkyl amide, halogenated alkyl amide, urea, halogenated urea, urea, halogenated urea, -CONR k COR l (R k and R l The alkyl radicals are independently H, alkyl radicals or halogenated alkyl radicals), sugar chain-containing radicals, alkylene polyether radicals, arylene radicals, halogenated arylene radicals, heterocyclic ring-containing radicals, aryl radicals and halogenated aryl radicals.

[0787] L 2 L is a single bond or a divalent linking group directly bonded to the ring of formula (1b) or formula (2b). 2 The preferred example is as above.

[0788] As the above-mentioned silicone residue, the following groups can also be mentioned.

[0789]

[0790]

[0791] Among the various types, L 2 is a single bond or a divalent linking group, R 83 are independently monovalent groups, and each group has R 83 Among them, at least one is a reactive group.

[0792] Multiple R contained in each base 83Each independently is a monovalent group and may be the above-mentioned reactive group or a group other than the above-mentioned reactive group. 83 At least one of them is the above-mentioned reactive group.

[0793] The reactive group is preferably selected from -H, -OR 84 (R 84 is an alkyl group having 1 to 4 carbon atoms), a halogen atom, -OH, -O-CR 84 =CH2(R 84 As above), -OCOR 84 (R 84 As above), -OCOOR j2 (R j2 is alkyl or halogenated alkyl), -NR 84 2(R 84 As above) and at least one of a group containing these arbitrary groups.

[0794] As the group other than the above-mentioned reactive group, it is preferably selected from alkyl, halogenated alkyl, alkyl ester, halogenated alkyl ester, alkyl ether, halogenated alkyl ether, alkyl amide, halogenated alkyl amide, urea, halogenated urea, urea, halogenated urea, -CONR k COR l (R k and R l The alkyl radicals are independently H, alkyl radicals or halogenated alkyl radicals), sugar chain-containing radicals, alkylene polyether radicals, arylene radicals, halogenated arylene radicals, heterocyclic ring-containing radicals, aryl radicals and halogenated aryl radicals.

[0795] L 2 L is a single bond or a divalent linking group directly bonded to the ring of formula (α1) or formula (α2). 2 The preferred example is as above.

[0796] Examples of the silsesquioxane residue include the following groups.

[0797]

[0798]

[0799] In various types, L 2 is a single bond or a divalent linking group, R 85 Each is independently a monovalent group, and each group has R 85 Among them, at least one is a reactive group, and p10 is independently an integer of 0 to 5,000.

[0800] The number of R contained in each group 85Each independently is a monovalent group and may be the above-mentioned reactive group or a group other than the above-mentioned reactive group. 85 Among them, at least one is the above-mentioned reactive group.

[0801] The reactive group is preferably selected from -H, -OR 84 (R 84 is an alkyl group having 1 to 4 carbon atoms), a halogen atom, -OH, -O-CR 84 =CH2(R 84 As above), -OCOR 84 (R 84 As above), -OCOOR j2 (R j2 is alkyl or halogenated alkyl), -NR 84 2(R 84 As above) and at least one of a group containing any of these groups.

[0802] As the group other than the above-mentioned reactive group, it is preferably selected from alkyl, halogenated alkyl, alkyl ester, halogenated alkyl ester, alkyl ether, halogenated alkyl ether, alkyl amide, halogenated alkyl amide, urea, halogenated urea, urea, halogenated urea, -CONR k COR l (R k and R l The alkyl radicals are independently H, alkyl radicals or halogenated alkyl radicals), sugar chain-containing radicals, alkylene polyether radicals, arylene radicals, halogenated arylene radicals, heterocyclic ring-containing radicals, aryl radicals and halogenated aryl radicals.

[0803] L 2 L is a single bond or a divalent linking group directly bonded to the ring of formula (1b) or formula (2b). 2 The preferred example is as above.

[0804] X 2 The group may be different from the above-mentioned monovalent organic group containing a polyether chain, the silane-containing reactive crosslinking group, the organosilicon residue, the silsesquioxane residue, and the silazane group.

[0805] That is, X 2 can be independently selected from H, alkyl, haloalkyl, alkyl ester, haloalkyl ester, alkyl ether, haloalkyl ether, alkyl amide, haloalkyl amide, urea, halourea, urea, halourea, -OCOOR j2 (R j2 is alkyl or halogenated alkyl), -CONR k COR l (R k and R lThe present invention is at least one of an alkyl group, an alkyl group or a halogenated alkyl group, a sugar chain-containing group, an alkylene polyether group, an arylene group, a halogenated arylene group, a heterocyclic group, an aryl group, a halogenated aryl group, an organosilicon residue (but excluding a group having a reactive group) and a silsesquioxane residue (but excluding a group having a reactive group).

[0806] As the above-mentioned organosilicon residue (but not including the group having a reactive group), the following groups can be listed. Among them, the above-mentioned reactive group is a group that can constitute R 85 The reactive groups are exemplified by the following.

[0807]

[0808]

[0809] In various types, L 4 is a single bond or a divalent linking group, R 86 Each independently is a group other than a monovalent reactive group.

[0810] As the group other than the above-mentioned reactive group, it is preferably selected from alkyl, halogenated alkyl, alkyl ester, halogenated alkyl ester, alkyl ether, halogenated alkyl ether, alkyl amide, halogenated alkyl amide, urea, halogenated urea, urea, halogenated urea, -CONR k COR l (R k and R l The alkyl radicals are independently H, alkyl radicals or halogenated alkyl radicals), sugar chain-containing radicals, alkylene polyether radicals, arylene radicals, halogenated arylene radicals, heterocyclic ring-containing radicals, aryl radicals and halogenated aryl radicals.

[0811] L 4 is a single bond or a divalent linking group directly bonded to the ring of formula (1b) or formula (2b). 4 , preferably a single bond, an alkylene group, or a divalent group containing at least one bond selected from an ether bond and an ester bond, more preferably a single bond, an alkylene group having 1 to 10 carbon atoms, or a divalent hydrocarbon group having 1 to 10 carbon atoms containing at least one bond selected from an ether bond and an ester bond.

[0812] As L 4 Specific examples include -C2H4-, -C3H6-, -C4H8-O-CH2-, -CO-O-CH2-CH(OH)-CH2-, etc.

[0813] As the above-mentioned silsesquioxane residue (but excluding the group having a reactive group), the following groups can be listed. Among them, the above-mentioned reactive group is a group that can constitute R 85 The reactive groups are exemplified by the following.

[0814]

[0815]

[0816] In various types, L 4 is a single bond or a divalent linking group, R 86 Each p10 is independently a group other than a monovalent reactive group, and p10 is independently an integer of 0 to 5,000.

[0817] As the group other than the above-mentioned reactive group, it is preferably selected from alkyl, halogenated alkyl, alkyl ester, halogenated alkyl ester, alkyl ether, halogenated alkyl ether, alkyl amide, halogenated alkyl amide, urea, halogenated urea, urea, halogenated urea, -CONR k COR l (R k and R l The alkyl radicals are independently H, alkyl radicals or halogenated alkyl radicals), sugar chain-containing radicals, alkylene polyether radicals, arylene radicals, halogenated arylene radicals, heterocyclic ring-containing radicals, aryl radicals and halogenated aryl radicals.

[0818] L 4 L is a single bond or a divalent linking group directly bonded to the ring of formula (α1) or formula (α2). 4 The preferred example is as above.

[0819] As the above-mentioned silazyl group, the following groups can be mentioned.

[0820]

[0821]

[0822] In various types, L 5 is a single bond or a divalent linking group, m is an integer from 2 to 100, n is an integer less than 100, R 87 Each is independently H, an alkyl group having 1 to 10 carbon atoms, an alkenyl group, a cycloalkyl group having 5 to 12 carbon atoms, an aryl group having 6 to 10 carbon atoms, an alkylsilyl group, an alkylcyano group, or an alkoxy group having 1 to 4 carbon atoms.

[0823] L 5 is a single bond or a divalent linking group directly bonded to the ring of formula (α1) or formula (α2). 5 , preferably a single bond, an alkylene group, or a divalent group containing at least one bond selected from an ether bond and an ester bond, more preferably a single bond, an alkylene group having 1 to 10 carbon atoms, or a divalent hydrocarbon group having 1 to 10 carbon atoms containing at least one bond selected from an ether bond and an ester bond.

[0824] As L 5Specific examples include -C2H4-, -C3H6-, -C4H8-O-CH2-, -CO-O-CH2-CH(OH)-CH2-, etc.

[0825] Specific examples of the silazyl group include the following groups.

[0826]

[0827]

[0828] In the above compounds, R 1 The average molecular weight is not particularly limited, but is 500 to 30,000, preferably 1,500 to 30,000, and more preferably 2,000 to 10,000.

[0829] The above compounds can have 5×10 2 ~1×10 5 The average molecular weight of the polymer is not particularly limited. From the viewpoint of UV resistance and friction durability, the average molecular weight is preferably 2,000 to 30,000, more preferably 2,500 to 12,000. In the present invention, the "average molecular weight" refers to the number average molecular weight. 19 The value measured by F-NMR.

[0830] In one embodiment, compound (A1) is preferably a compound represented by formula (1), more preferably a compound represented by formula (1a), and further preferably a compound represented by formula (1b). In another embodiment, compound (A1) may be preferably a compound represented by formula (2), more preferably a compound represented by formula (2a), and further preferably a compound represented by formula (2b).

[0831] The fluorinated polyether silane compound represented by the formula (1) or (2) may have a 2 ~1×10 5 The average molecular weight is not particularly limited. In this range, from the viewpoint of wear durability, it is preferably 2,000 to 32,000, more preferably 2,500 to 12,000. Here, the "average molecular weight" refers to the number average molecular weight, and the "average molecular weight" is calculated by 19 The value measured by F-NMR.

[0832] The total content of the compound represented by formula (1) or (2) in compound (A1) is preferably 80% by mass to 100% by mass, more preferably 90% by mass to 100% by mass, and even more preferably 95% by mass to 100% by mass.

[0833] The epoxy-containing organosilicon compound (A2) preferably contains a compound represented by formula (3).

[0834] M a1 D b1 T c1 Q d1 (3)

[0835] [Wherein,

[0836] M is (R s1 3SiO 1 / 2 ) represented by a monovalent group;

[0837] D is (R s1 2SiO 2 / 2 ) shown as a divalent group;

[0838] T is (R s1 SiO 3 / 2 ) shown as a trivalent group;

[0839] Q is (SiO 4 / 2 ) shown as a 4-valent group;

[0840] R s1 Each occurrence is independently a hydrogen atom, a hydroxyl group, a hydrolyzable group, -X s1 ﹣NR s2 2. -X s1 -COOH, a group having an epoxy ring, a monovalent organic group or -X s1 ﹣SiR s3 n11 R s4 3﹣n11 ;

[0841] R s2 A hydrogen atom or C 1-20 alkyl;

[0842] R s3 is a hydroxyl group or a hydrolyzable group;

[0843] R s4 C 1-20 The alkyl group;

[0844] X s1 It is a divalent organic group;

[0845] n11 is an integer from 1 to 3;

[0846] a1 is an integer from 3 to 60;

[0847] b1 is an integer from 10 to 1,100;

[0848] c1 is an integer from 0 to 30;

[0849] d1 is an integer from 0 to 15;

[0850] c1+d1 is greater than 1;

[0851] Among them, at least 1 R s1 Contains an epoxy ring, at least 1 additional R s1 is a hydroxyl group or a hydrolyzable group.]

[0852] Examples of the group having an epoxy ring include an epoxy group (monocyclic epoxy group), and polycyclic epoxy groups such as an epoxycyclohexyl group and an epoxynorbornyl group.

[0853] Examples of the hydrolyzable group include -OR j , ﹣OCOR j 、﹣O﹣N=CR j 2. -NR j 2. -NHR j , -NCO or halogen (in these formulas, R j Indicates substituted or unsubstituted C 1-4 alkyl), more preferably -OR j (i.e., alkoxy). j , which may include: unsubstituted alkyl groups such as methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, etc.; substituted alkyl groups such as chloromethyl, etc. Among these, alkyl groups, especially unsubstituted alkyl groups, are preferred, and methyl or ethyl groups are more preferred. In one embodiment, R j is methyl, in another embodiment R j It is ethyl.

[0854] SiO 1 / 2 It means that an O atom is bonded to the Si atom, and the Si atom shares the O atom with other atoms bonded via the O atom. SiO 1 / 2 、SiO 2 / 2 、SiO 3 / 2 These respectively indicate that a Si atom has 1, 2 or 3 such O atoms.

[0855] In the above formula (3), R s1 Each occurrence is independently a hydrogen atom, a hydroxyl group, -X s1 -COOH, group having an epoxy ring, hydrolyzable group, monovalent organic group, -X s1 ﹣NR s2 2 or -X s1 ﹣SiR s3 n11 R s4 3﹣n11 Among them, R s2 Each occurrence is independently a hydrogen atom or a C 1-20 Alkyl; Rs3 Each occurrence is independently a hydroxyl group or a hydrolyzable group; R s4 Each time it occurs, it is independently C 1-20 Alkyl; X s1 Each occurrence is independently a divalent organic group.

[0856] Examples of the hydrolyzable group include -OR j , ﹣OCOR j 、﹣O﹣N=CR j 2. -NR j 2. -NHR j , -NCO or halogen (in these formulas, R j Indicates substituted or unsubstituted C 1-4 alkyl), more preferably -OR j (i.e., alkoxy). j , which may include: unsubstituted alkyl groups such as methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, etc.; substituted alkyl groups such as chloromethyl, etc. Among these, alkyl groups, especially unsubstituted alkyl groups, are preferred, and methyl or ethyl groups are more preferred. In one embodiment, R j is methyl, in another embodiment R j It is ethyl.

[0857] In R s1 The monovalent organic group is preferably C 1-400 Hydrocarbyl, more preferably C 1-400 Aliphatic hydrocarbon group. The -CH2- contained in the above hydrocarbon group (preferably aliphatic hydrocarbon group) can be replaced by -O-, -CO-, -NR j3 ﹣(R j3 represents a hydrogen atom, a substituted or unsubstituted C 1-4 The hydrocarbon group (preferably an aliphatic hydrocarbon group) may be substituted with a hydroxyl group, a carboxyl group, or a group having an epoxy ring. The hydrocarbon group (preferably an aliphatic hydrocarbon group) may be linear, branched, or cyclic, and may be saturated or unsaturated. Furthermore, the hydrocarbon group (preferably an aliphatic hydrocarbon group) may contain one or more ring structures. The group having an epoxy ring has the same meaning as above.

[0858] In one embodiment, the above C 1-400 The hydrocarbon group may be C 1-30 Aliphatic hydrocarbon group, can also be C 1-25 In another embodiment, the above C 1-400 The hydrocarbon group may be C 1-300 Aliphatic hydrocarbon group, can also be C 10-150 Aliphatic hydrocarbon group, can also be C 15-120 In another embodiment, the above C 1-400The hydrocarbon group may be C 10-50 Aliphatic hydrocarbon group, can also be C 15-40 Aliphatic hydrocarbon group.

[0859] In the above formula, X s1 Each occurrence is independently preferably -R s8 ﹣O x10 ﹣R s9 ﹣(where R s8 and R s9 Each occurrence is independently a single bond or C 1-20 alkylene, x10 is 0 or 1). 1-20 The alkylene group may be a straight chain or a branched chain, and is preferably a straight chain. 1-20 The alkylene group is preferably C 1-10 Alkylene, more preferably C 1-6 Alkylene, more preferably C 1-3 Alkylene.

[0860] In the above formula, R s2 Each occurrence is independently a hydrogen atom or a carbon atom C. 1-20 Alkyl. 1-20 The alkyl group may be a straight chain or a branched chain, preferably a straight chain or a branched chain C 1-16 Alkyl, more preferably a linear or branched C 1-6 Alkyl, especially straight chain or branched C 1-3 Alkyl, preferably a straight chain C 1-6 Alkyl groups, especially straight-chain C 1-3 alkyl.

[0861] In the above formula, R s3 Each occurrence of is independently a hydroxyl group or a hydrolyzable group. Examples of such hydrolyzable groups include -OR j , ﹣OCOR j 、﹣O﹣N=CR j 2. -NR j 2. -NHR j , -NCO or halogen (in these formulas, R j Indicates substituted or unsubstituted C 1-4 alkyl), more preferably -OR j (i.e., alkoxy). j , which may include: unsubstituted alkyl groups such as methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, etc.; substituted alkyl groups such as chloromethyl, etc. Among these, alkyl groups, especially unsubstituted alkyl groups, are preferred, and methyl or ethyl groups are more preferred. In one embodiment, R j is methyl, in another embodiment R j It is ethyl.

[0862] In the above formula, R s4 Each time it occurs, it is independently C 1-20 Alkyl. 1-20 The alkyl group may be a straight chain or a branched chain, preferably a straight chain or a branched chain C 1-16 Alkyl, more preferably a linear or branched C 1-6 Alkyl, especially straight chain or branched C 1-3 Alkyl, preferably a straight chain C 1-6 Alkyl, especially straight chain C 1-3 alkyl.

[0863] Above - X s1 ﹣NR s2 2. Monovalent organic group or -X s1 -SiR s3 n11 R s4 3﹣n11 Examples of such substituents include halogen atoms, C 1-6 Alkyl, C 2-6 Alkenyl, C 2-6 Alkynyl, C 3-10 Cycloalkyl, C 3-10 unsaturated cycloalkyl, 5- to 10-membered heterocyclic group, 5- to 10-membered unsaturated heterocyclic group, C 6-10 Aryl group, 5- to 10-membered heteroaryl group, hydroxyl group, hydrolyzable group and epoxy group. Examples of such hydrolyzable group include -OR j , ﹣OCOR j 、﹣O﹣N=CR j 2. -NR j 2. -NHR j , -NCO or halogen (in these formulas, R j Indicates substituted or unsubstituted C 1-4 alkyl), more preferably -OR j (i.e., alkoxy). j , which may include: unsubstituted alkyl groups such as methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, etc.; substituted alkyl groups such as chloromethyl, etc. Among these, alkyl groups, especially unsubstituted alkyl groups, are preferred, and methyl or ethyl groups are more preferred. In one embodiment, R j is methyl, in another embodiment R j It is ethyl.

[0864] As R s1 , groups represented by the following formulae can be mentioned.

[0865]

[0866] In the above formula, Rj5 Indicates substituted or unsubstituted C 1-4 Alkyl. As R j5 , which may include: unsubstituted alkyl groups such as methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, etc.; substituted alkyl groups such as chloromethyl, etc. Among these, alkyl groups, especially unsubstituted alkyl groups, are preferred, and methyl or ethyl groups are more preferred. In one embodiment, R j5 is methyl, in another embodiment R j5 It is ethyl.

[0867] m50 represents an integer of 6 to 20, preferably an integer of 8 to 18. n50 represents an integer of 2 to 18, preferably an integer of 4 to 8. o50 represents an integer of 0 to 30, preferably an integer of 2 to 20, and especially an integer of 5 to 15. p50 represents an integer of 0 to 30, preferably an integer of 0 to 10. q50 represents an integer of 0 to 30, preferably an integer of 2 to 20, and especially an integer of 5 to 15. r50 represents an integer of 0 to 30, preferably an integer of 0 to 10. s50 represents an integer of 0 to 10, preferably an integer of 1 to 5. t50 represents an integer of 1 to 20, preferably an integer of 1 to 10. u50 represents an integer of 1 to 10, preferably an integer of 2 to 4. v50 represents an integer of 1 to 10, preferably an integer of 2 to 5. w50 represents an integer of 1 to 6, preferably an integer of 1 to 3.

[0868] In formula (3), at least one R s1 Contains an epoxy ring, at least 1 additional R s1 The epoxy ring may be a monocyclic epoxy ring or a polycyclic epoxy ring such as an epoxycyclodecane ring or an epoxynorbornane ring. s1 The group having an epoxy ring in includes any of the following: R s1 For epoxy group; R s1 Shown -X s1 ﹣NR s2 2. Monovalent organic group or -X s1 ﹣SiR s3 n11 R s4 3﹣n11 The substituent is an epoxy group; and because R s1 The contained -CH2- is replaced by -O- to form an epoxy group.

[0869] The epoxy equivalent in the epoxy-containing organosilicon compound (A2) (molecular weight of the epoxy-containing organosilicon compound (A2) / the number of epoxy rings contained in one molecule of the epoxy-containing organosilicon compound (A2)) is, for example, 50 g / eq to 1,000 g / eq, more preferably 100 g / eq to 800 g / eq, and even more preferably 200 g / eq to 600 g / eq.

[0870] In formula (3), it is more preferred that at least one additional R s1 It has a group selected from an organic group having a hydroxyl group as a substituent, a carboxylate group, a hydroxyethylpropyl group, an alkoxysilylalkyl group, a dodecyl group, or an aminoalkyl group.

[0871] a1 represents an integer of 3 to 60, preferably an integer of 3 to 40, and more preferably an integer of 3 to 24. b1 represents an integer of 10 to 1,100, preferably an integer of 30 to 920, and more preferably an integer of 50 to 820. c1 represents an integer of 0 to 30, preferably an integer of 0 to 20. d1 represents an integer of 0 to 15, preferably an integer of 0 to 12. The total of c1 and d1 is 1 or more. Since the total of c1+d1 is 1 or more, the epoxy-containing organosilicon compound (A2) contains a branched structure.

[0872] a1, b1, c1, and d1 may be understood as average values ​​of the epoxy-containing organosilicon compound (A2) contained in the composition.

[0873] In formula (3), the order of combining M, D, T, and Q is arbitrary. In one embodiment, M, D, T, and Q can be randomly distributed, for example, each M, D, T, and Q can be randomly combined, each M, D, T, and Q can also be alternately arranged, or a block containing any number of M, D, T, or Q can be arbitrarily continuous. In addition, M, D, T, and Q can also form a distribution gradient in formula (3), in particular, a so-called mixed form can be formed.

[0874] The epoxy-containing organosilicon compound (A2) may also contain side chain modified siloxanes and α,ω modified siloxanes. Since the epoxy-containing organosilicon compound (A2) contains a branched structure, it can be said that the substitution possibility is greater and the degree of modification is higher than that of a pure linear structure. As a result, a structure with a long and continuous siloxane main chain can be obtained. When the number of functional groups in the siloxane is large, the crosslinking density of the obtained film (surface treatment layer) will be higher, the tolerance (strength) of the film (surface treatment layer) can be further improved, and a significant anti-adhesion effect is expected to be obtained.

[0875] The epoxy group-containing organosilicon compound (A2) is preferably an organo-modified siloxane having a single branch (so-called single T structure or single Q structure) or a multi-branch (so-called multi-T structure or multi-Q structure) in the siloxane portion.

[0876] The epoxy group-containing organosilicon compound (A2) is described in, for example, International Publication No. 2011 / 088937, European Patent No. 2176319, and European Patent No. 2159248, and these can be used.

[0877] The average branching degree of the epoxy group-containing organosilicon compound (A2) is preferably greater than 1, more preferably greater than 1.25.

[0878] The average branching degree K is understood within the scope of the present invention as the ratio of the number of M units (a1) to the sum of the number of T units (c1) and the number of Q units (d1) [a1 / (c1+d1)]. The names of the units conform to the internationally recognized nomenclature, for example, their names can also be found using Thieme Toempp Online, Georg Thieme Verlag, 2008. The branching degree is determined by determining the number of 29 The ratio of the peak areas in the Si NMR spectrum is used to determine the peak area.

[0879] The average number F1 of directly continuous D units in the epoxy-containing organosilicon compound (A2) is preferably 5 or more, more preferably 10 or more.

[0880] The coefficient F1 in the present invention means the average number of directly continuous D units, which can be understood as b1 / (1+2×c1+3×d1) calculated based on the number of D units (b1), the number of T units (c1), and the number of Q units (d1). The coefficient F1 represents the silicone properties of the epoxy-containing organosilicon compound (A2). F1 is distributed to each unit by forming 29 The ratio of the peak areas in the Si-NMR spectrum is used to determine the peak area.

[0881] The weight average molecular weight of the epoxy-containing organosilicon compound (A2) is preferably 1,000 to 70,000, more preferably 1,500 to 50,000, and even more preferably 2,000 to 35,000.

[0882] The viscosity of the epoxy-containing organosilicon compound (A2) is preferably 50 mPa·s to 5,000 mPa·s, more preferably 100 mPa·s to 3,500 mPa·s, and further preferably 150 mPa·s to 2,000 mPa·s. The viscosity of the organosilicon compound represented by formula (3) can be measured at 25° C. in accordance with DIN 53015.

[0883] The above-mentioned reaction product (A3) can be prepared by reacting the above-mentioned compound (A1) with (A2). The reaction can be carried out in the presence of a reaction solvent or in the absence of a solvent. In one embodiment, the reaction temperature is preferably above 20°C and below 150°C, more preferably above 50°C and below 130°C, and the reaction time is preferably above 10 minutes and below 50 hours. As the above-mentioned reaction solvent, fluorine-based solvents such as 1,3-bistrifluoromethylbenzene, methyl nonafluoro-n-butyl ether, methyl nonafluoroisobutyl ether, ethyl nonafluoro-n-butyl ether, ethyl nonafluoroisobutyl ether, 1,1,1,2,2,3,4,5,5,5-decafluoro-3-methoxy-4-(trifluoromethyl)-pentane, perfluorohexane, 1,1,1,2,2,3,3,4,4,5,5,6,6-tridecafluorooctane can be used; ethyl acetate, n-butyl acetate, tert-butyl acetate, diethyl oxalate can be used. , ethyl pyruvate, ethyl 2-hydroxybutyrate, ethyl acetoacetate, amyl acetate, ethyl butyrate, butyl butyrate, methyl lactate, ethyl lactate, methyl 3-methoxypropionate, ethyl 3-methoxypropionate, methyl 2-hydroxyisobutyrate, ethyl 2-hydroxyisobutyrate, diethyl acetate and other carboxylic acid esters; carbonates such as dimethyl carbonate and ethylene carbonate; ester solvents such as cyclic esters such as γ-butyrolactone, aliphatic hydrocarbon solvents such as alkanes, olefins, alkynes, and cycloalkanes; aromatic hydrocarbon solvents such as benzene, toluene, and naphtha fractions.

[0884] In the above-mentioned organosilane compound (A), the content of the reaction product (A3) of the above-mentioned fluorinated polyether group-containing silane compound (A1) and the epoxy ring-containing organosilicon compound (A2) can be preferably from 1 mass % to 50 mass %, more preferably from 2 mass % to 35 mass %, and further preferably from 3 mass % to 20 mass %.

[0885] The content of the organosilane compound (A) in the nonvolatile component of the composition of the present invention is preferably 60% by mass to 99% by mass, and more preferably 70% by mass to 95% by mass.

[0886] In the composition of the present invention, the nonvolatile component may be a portion obtained by removing the solvent (D) from the total amount of the composition.

[0887] [Crosslinking agent (B)]

[0888] The composition of the present invention may further contain a crosslinking agent (B). Thus, the organosilane compound (A) can be cured. In one embodiment, the crosslinking agent preferably contains a compound (B1) having two or more groups that can react with at least one of an epoxy group and a hydrolyzable silyl group.

[0889] The group capable of reacting with at least one of the epoxy group and the hydrolyzable silyl group is preferably selected from -OR b5 , carboxyl, epoxy, -NRb5 2 and -SiR b6 n6 R b7 3﹣n6 At least one of the following. b5 Each occurrence is independently a hydrogen atom or a C 1-20 Alkyl; R b6 Each occurrence is independently a hydroxyl group or a hydrolyzable group; R b7 Each time it occurs, it is independently C 1-20 Alkyl; n6 can be an integer from 1 to 3.

[0890] In the crosslinking agent (B), the number of groups reactive with at least one of an epoxy group and a hydrolyzable silyl group is 2 or more, for example, 6 or less, and may be 4 or less in one molecule.

[0891] Examples of the crosslinking agent (B) include:

[0892] ·Organosilicon compounds having at least two silanol groups in one molecule,

[0893] - Organic silicon compounds represented by formulae (B3) to (B5) described later, etc.

[0894] Organosilicon compounds having at least 2 silanol groups in one molecule:

[0895] In the above-mentioned organosilicon compound, it is preferred that two silanol groups exist at both ends of the main chain of the molecule. Here, the main chain of the molecule refers to the longest bond chain in the molecule of the organosilicon compound.

[0896] Examples of the compound having silanol groups at both ends of the molecular main chain include compounds represented by the following formula (B1) or (B2).

[0897]

[0898] In the above formula (B1) or (B2), R b11 Each occurrence of is independently a substituted or unsubstituted monovalent hydrocarbon group having 1 to 8 carbon atoms. b11Specific examples include: alkyl groups such as methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, tert-butyl, n-pentyl, neopentyl, hexyl, heptyl, octyl, nonyl, and decyl; cycloalkyl groups such as cyclopentyl, cyclohexyl, and cycloheptyl; alkenyl groups such as vinyl, allyl, n-propenyl, isopropenyl, n-butenyl, isobutenyl, hexenyl, and cyclohexenyl; aryl groups such as phenyl, tolyl, xylyl, and naphthyl; aralkyl groups such as benzyl, phenethyl, and phenylpropyl; and groups in which some or all of the hydrogen atoms of these groups are substituted by halogen atoms (for example, chloromethyl, bromoethyl, chloropropyl, trifluoropropyl, and nonafluorohexyl).

[0899] Examples of the substituents for the hydrocarbon group include -OR b5 , carboxyl, epoxy, -NR b5 2 and -SiR b6 n6 R b7 3﹣n6 At least one of the following. b5 , R b6 , R b7 Same meaning as above.

[0900] In the above formula (B1) or (B2), R b12 Each occurrence of is independently a substituted or unsubstituted divalent hydrocarbon group having 1 to 20 carbon atoms, preferably 2 to 10 carbon atoms. b12 Specific examples include: alkylene groups such as methylene, ethylene, propylene, methylethylene, butylene, and hexamethylene; cycloalkylene groups such as cyclohexylene; arylene groups such as phenylene, tolylene, xylylene, naphthylene, and biphenylene; groups in which some or all of the hydrogen atoms of these groups are replaced by halogen atoms; and combinations of these substituted or unsubstituted alkylene and arylene groups. b12 , preferably methylene, ethylene, propylene, butylene, hexamethylene, cyclohexylene and phenylene, and particularly preferably ethylene, propylene, butylene and phenylene. As compounds having a silanol group in the molecule, examples include b11 3SiO 1 / 2 , R b11 2SiO 2 / 2 , R b11 SiO 3 / 2 A resinous compound composed of one or a combination of two or more SiO2 units and a silanol group. The structural units in the above resinous compound may be directly bonded to each other or may be bonded via a divalent or higher hydrocarbon group.

[0901] Examples of the substituents for the hydrocarbon group include -OR b5 , carboxyl, epoxy, -NR b5 2 and -SiRb6 n6 R b7 3﹣n6 At least one of the following. b5 , R b6 , R b7 Same meaning as above.

[0902] In the above formula (B1) or (B2), β1 is independently an integer greater than 1 at each occurrence. β1 is preferably 2 or greater, more preferably 5 or greater, and is preferably 50 or less, more preferably 20 or less.

[0903] The organosilicon compound having at least two silanol groups in one molecule (specifically, the compound represented by formula (B1) or (B2)) preferably does not have a PFPE structure in its molecular structure.

[0904] The organosilicon compound represented by formula (B3), (B4), or (B5):

[0905] (R b13 -O) β2 -Si-R b14 4-β2 (B3)

[0906]

[0907] In the above formulae (B3) and (B4), R b13 is a hydrogen atom or a monovalent organic group. b13 It is a portion capable of reacting with a hydrolyzable silyl group.

[0908] The above R b13 A monovalent organic group is preferred.

[0909] The above R b13 More preferably, each occurrence is independently CH3-, C2H5-, C3H7-, CF3CH2-, CH3CO-, CH2=C(CH3)-, CH3CH2C(CH3)=N-, (CH3)2N-, (C2H5)2N-, CH2=C(OC2H5)-, (CH3)2C=C(OC8H 17 )-or

[0910]

[0911] In the above formulae (B3) and (B4), R b14 Each occurrence of is independently a monovalent organic group. b14 It is preferably a substituted or unsubstituted monovalent hydrocarbon group, more preferably a substituted or unsubstituted monovalent C 1-12 Hydrocarbon. As R b14Specific examples include: alkyl groups such as methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, tert-butyl, n-pentyl, neopentyl, hexyl, heptyl, octyl, nonyl, and decyl; cycloalkyl groups such as cyclopentyl, cyclohexyl, and cycloheptyl; aryl groups such as phenyl, tolyl, xylyl, and naphthyl; aralkyl groups such as benzyl, phenethyl, and phenylpropyl; alkenyl groups such as vinyl, allyl, propenyl, and butenyl; and groups in which some or all of the hydrogen atoms of these groups are substituted by halogen atoms such as fluorine, chlorine, and bromine (for example, chloromethyl, bromoethyl, chloropropyl, trifluoropropyl, 3,3,4,4,5,5,6,6,6-nonafluorohexyl, etc.).

[0912] Examples of the substituents for the hydrocarbon group include -OR b5 , carboxyl, epoxy, -NR b5 2 and -SiR b6 n6R b7 3﹣ At least one of n6. b5 , R b6 , R b7 Same meaning as above.

[0913] In one approach, R b14 The group may be a group represented by the following general formula.

[0914] R 1 ﹣R b15 ﹣

[0915] In the above formula, Rf 1 is a monovalent fluorinated polyether group. 1 Examples include groups having structures such as CF3O-, CF3CF2O-, CF3CF2CF2O-, (CF3)2CFO- or CF3CF2CF2CF2O- bonded to the CF2 end of the above-mentioned PFPE.

[0916] The above R b15 is a divalent organic group. The divalent organic group has the same meaning as above.

[0917] The above R b15It may be a substituted or unsubstituted divalent hydrocarbon group, and the divalent hydrocarbon group may contain, for example, one or more of oxygen atoms, nitrogen atoms, silicon atoms, and sulfur atoms, and may also contain an amide bond or a sulfonamide bond. The number of carbon atoms in the divalent hydrocarbon group is preferably 2 to 20. Here, as specific examples of substituted or unsubstituted divalent hydrocarbon groups that do not contain oxygen atoms, nitrogen atoms, silicon atoms, or sulfur atoms and do not contain an amide bond or a sulfonamide bond, there can be listed: alkylene groups such as ethylene, propylene, methylethylene, butylene, and hexamethylene; cycloalkylene groups such as cyclohexylene; arylene groups such as phenylene, tolylene, xylylene, naphthylene, and biphenylene; combinations of these alkylene and arylene groups; and groups in which some or all of the hydrogen atoms of these alkylene and arylene groups are substituted with halogen atoms.

[0918] In the above-mentioned divalent hydrocarbon group, oxygen atoms may be contained in the form of -O-, and nitrogen atoms may be contained in the form of -NR b51 ﹣(R b51 For hydrogen atoms, C 1-10 Alkyl or C 1-10 Aryl) or -N=, silicon atoms can be -SiR b52 R b53 ﹣(R b52 , R b53 Each occurrence of the divalent hydrocarbon group is independently an alkyl group or an aryl group having 1 to 10 carbon atoms), and the sulfur atom may be contained in the form of -S-. In addition, in the above-mentioned divalent hydrocarbon group, the amide bond may be contained in the form of -C(=O)NR b51 ﹣(R b51 The sulfonamide bond can be in the form of -SO2NR b51 ﹣(R b51 The same form as above contains. As specific examples of such a divalent hydrocarbon group, the following groups can be cited. Wherein, in the following formula, Me represents a methyl group, Ph represents a phenyl group, and in each of the following formulas, the left side (J of each formula) is bonded to Rf 1 base.

[0919] Examples of the substituents for the hydrocarbon group include -OR b5 , carboxyl, epoxy, -NR b5 2 and -SiR b6 n6 R b7 3﹣n6 At least one of the following. b5 , R b6 , R b7 Same meaning as above.

[0920] J-CH2CH2-O-CH2CH2CH2- J-CH2-O-CH2CH2CH2-

[0921]

[0922] [Wherein, J represents a bonding site.]

[0923] In the above formulae (B3) and (B4), β2 is independently 2 or 3 at each occurrence, and β3 is independently 2 or 3 at each occurrence.

[0924] In the above formula (B5), R b13 , R b14 has the same meaning as above. In the above formula (B5), R b16 - represents R independently at each occurrence b18 ﹣R b17 ﹣.

[0925] The above R b17 Each occurrence independently represents a single bond, an oxygen atom or a divalent organic group. The divalent organic group is as described above.

[0926] The above R b17 Preferably C 1-10 An alkylene group, or a group having 1 to 10 carbon atoms and containing a nitrogen atom or an oxygen atom in the main chain.

[0927] The above R b17 More preferably C 1-3 Alkylene, CH2CH2-NH-CH2CH2CH2, or CH2-O-CH2CH2CH2.

[0928] The above R b18 is a reactive functional group. b18 Preferably, each occurrence is independently amino, epoxy, methacrylate, vinyl or mercapto, more preferably amino.

[0929] In the above formula (B5), β4 is an integer greater than or equal to 2, preferably 2 or 3, and more preferably 3. In the above formula (B5), β5 is an integer greater than or equal to 0, preferably 0 or 1. In the above formula (B5), β6 is 1 or 2, and preferably 1. The sum of β4, β5, and β6 is 4.

[0930] In the above formula (B5), preferably β4 is 2 or 3, β5 is 0 or 1, and β6 is 1 or 2, and more preferably β4 is 3, β5 is 0, and β6 is 1.

[0931] The crosslinking agent (B) is preferably a compound represented by formula (B3) or formula (B5), more preferably a compound represented by formula (B5) in one embodiment, and more preferably a compound represented by formula (B3) in another embodiment.

[0932] In one embodiment, the crosslinking agent (B) does not have a group represented by PFPE in the molecular chain.

[0933] In one embodiment, the molecular weight of the crosslinking agent (B) is 1,000 or less, preferably 600 or less, and more preferably 400 or less. The lower limit of the molecular weight of the crosslinking agent may be 50 or more, or 100 or more.

[0934] In a preferred embodiment, the crosslinking agent (B) is at least one selected from tetraethoxysilane, tetrakistrimethoxysilane, methyltriethoxysilane, methyltrimethoxysilane, dimethyldimethoxysilane, dimethyltrimethoxysilane, aminopropyltriethoxysilane, aminopropyltrimethoxysilane, 3-glycidoxypropyltriethoxysilane, 3-glycidoxypropyltrimethoxysilane, tridecafluorooctyltriethoxysilane and tridecafluorooctyltrimethoxysilane.

[0935] The crosslinking agent (B) is preferably used together with the organosilane compound (A). b13 A cross-linking reaction (condensation reaction) can occur with the hydrolyzable silyl group contained in the organosilane compound (A).

[0936] In the crosslinking agent (B), the total content of the compounds represented by formula (B1), (B2), (B3), (B4) or (B5) can be, for example, 50% by mass to 100% by mass, preferably 70% by mass to 100% by mass.

[0937] The crosslinking agent (B) may contain an amine crosslinking agent (B6) or an epoxy crosslinking agent (B7). In one embodiment, the crosslinking agent (B) may contain an amine crosslinking agent (B6) or an epoxy crosslinking agent (B7) in addition to the compound represented by formula (B1), (B2), (B3), (B4) or (B5).

[0938] The above-mentioned amine cross-linking agent (B6) is representatively a polyfunctional amine compound having more than two amino groups in one molecule, and can be any of an aliphatic polyfunctional amine compound, an aromatic polyfunctional amine compound, an alicyclic polyfunctional amine compound, and a cyclic polyfunctional amine compound. The polyfunctional amine compound also includes: a condensation product of at least one selected from aliphatic polyfunctional amine compounds, aromatic polyfunctional amine compounds and alicyclic polyfunctional amine compounds and a dimer acid; an adduct of at least one selected from aliphatic polyfunctional amine compounds, aromatic polyfunctional amine compounds and alicyclic polyfunctional amine compounds; a reaction product (ketimine) of at least one selected from aliphatic polyfunctional amine compounds, aromatic polyfunctional amine compounds and alicyclic polyfunctional amine compounds and a ketone.

[0939] Examples of the aliphatic polyfunctional amine compound include diethylenetriamine, triethylenetetramine, tetraethylenepentamine, dipropylenediamine, diethylaminopropylamine, and hexamethylenediamine.

[0940] Examples of the aromatic polyfunctional amine compound include meta-xylylenediamine, xylylenediamine, 2-(dimethylaminomethyl)phenol, 2,4,6-tris(dimethylaminomethyl)phenol, benzylmethylamine, xylylenediamine trimer, xylylenediamine derivatives, meta-phenylenediamine, diaminodiphenylmethane, and diaminodiphenylsulfone.

[0941] Examples of the alicyclic polyfunctional amine compound include N-aminoethylpiperazine, bis(4-amino-3-methylcyclohexyl)methane, menthanediamine, isophoronediamine, bis(4-aminocyclohexyl)methane, and 1,3-bis(aminomethyl)cyclohexane.

[0942] Examples of the cyclic polyfunctional amine compound include piperidine, N,N-dimethylpiperazine, 2-methylimidazole, 2-ethyl-4-methylimidazole, and 1-cyanoethyl-2-undecylimidazolium trimellitate.

[0943] Examples of the adducts include adducts with polyfunctional epoxy compounds such as bisphenol A diglycidyl ether, etc. Examples of the dimer acids include dimers of unsaturated fatty acids such as oleic acid, linoleic acid, linolenic acid, erucic acid, etc., or hydrogenated products thereof, etc. Examples of the ketones include methyl ethyl ketone, methyl isobutyl ketone, etc.

[0944] The number of amino groups contained in the amine crosslinking agent (B6) may be 2 to 3.

[0945] The epoxy crosslinking agent (B7) may be typically a polyfunctional epoxy compound having two or more epoxy groups in one molecule, and may be any of an aliphatic polyfunctional epoxy compound, an aromatic polyfunctional epoxy compound, and an alicyclic polyfunctional epoxy compound.

[0946] Examples of the aliphatic polyfunctional epoxy compound include 1,4-butanediol diglycidyl ether, neopentyl glycol diglycidyl ether, glycerol triglycidyl ether, and trimethylolpropane triglycidyl ether.

[0947] Examples of the aromatic polyfunctional epoxy compound include bisphenol A diglycidyl ether, bisphenol F diglycidyl ether, and biphenyl diglycidyl ether.

[0948] Examples of the alicyclic polyfunctional epoxy compound include 2,2'-bis(4-glycidoxycyclohexyl)propane, 3,4-epoxycyclohexylmethyl-3,4-epoxycyclohexanecarboxylate, vinylcyclohexene dioxide, 2-(3,4-epoxycyclohexyl)-5,5-spiro-(3,4-epoxycyclohexane)-1,3-dioxane, bis(3,4-epoxycyclohexyl)adipate, 1,2-cyclopropanedicarboxylic acid bisglycidyl ester, 3',4'-epoxycyclohexylmethyl-3,4-epoxycyclohexanecarboxylate, ε-caprolactone modified product of 3',4'-epoxycyclohexylmethyl-3,4-epoxycyclohexanecarboxylate, 1,2-epoxy-4-(2-epoxyethyl)cyclohexane adduct of 2,2-bis(hydroxymethyl)-1-butanol, triglycidyl isocyanurate, etc.

[0949] Hydrogenated epoxy resins, alicyclic epoxy resins or epoxy resins containing isocyanurate rings, or bisphenol A epoxy resins, bisphenol F epoxy resins, phenol novolac epoxy resins, cresol novolac epoxy resins, naphthalene epoxy resins, biphenyl epoxy resins, phenol aralkyl epoxy resins, biphenyl aralkyl epoxy resins, hydrogenated epoxy resins obtained by hydrogenating the aromatic rings of the above epoxy resins, and dicyclopentadiene epoxy resins can be used.

[0950] The number of epoxy groups contained in the epoxy crosslinking agent (B7) may be 2 to 3.

[0951] As the epoxy crosslinking agent (B7), commercially available products can be used, and specific examples include CELLOXIDE (registered trademark) 2021P, CELLOXIDE 2081, EHPE (registered trademark) 3150 (all produced by Daicel Corporation), Epodil (registered trademark) 733, Epodil 749, Epodil 750, and Epodil 762 (all produced by Evonik Industries).

[0952] In the composition of this embodiment, the crosslinking agent (B) may be contained in an amount of preferably 5 parts by mass to 60 parts by mass, more preferably 10 parts by mass to 45 parts by mass, and even more preferably 15 parts by mass to 35 parts by mass, relative to 100 parts by mass of the organosilane compound (A).

[0953] The crosslinking agent (B) may be contained in an amount of, for example, 5 to 60 parts by mass, and specifically, 10 to 45 parts by mass, based on 100 parts by mass of the composition of the present embodiment.

[0954] [Catalyst (C)]

[0955] The composition of the present invention may further contain a catalyst (hereinafter sometimes referred to as "catalyst (C)"). The catalyst can promote the condensation reaction between the organosilane compound (A) and the crosslinking agent.

[0956] As the catalyst, a metal catalyst, an organic acid catalyst, an inorganic acid catalyst, an alkali catalyst (for example, ammonia, triethylamine, diethylamine, etc.), etc. can be used.

[0957] Examples of the organic acid catalyst include compounds having carboxylic acid, sulfonic acid, and phosphonic acid, and specific examples thereof include acetic acid, trifluoroacetic acid, methanesulfonic acid, toluenesulfonic acid, and alkylphosphonic acid.

[0958] Examples of the inorganic acid catalyst include hydrochloric acid and sulfuric acid.

[0959] The above-mentioned catalyst is preferably a metal-based catalyst.

[0960] In one embodiment, examples of the metal atom contained in the metal-based catalyst include titanium, zirconium, zinc, and tin. Among these metal atoms, tin, titanium, or zirconium is preferably used.

[0961] In this embodiment, as the above-mentioned metal catalyst, it is preferred to use at least one selected from tetra-n-butyl titanate, tetraisopropyl titanate, n-butyl zirconate, n-propyl zirconate, dibutyl dimethoxytin, dioctyl tin dicarboxylate and dibutyl tin dilaurate, and more preferably at least one selected from tetraisopropyl titanate, dioctyl tin dicarboxylate and n-propyl zirconate. When using the above-mentioned metal catalyst, the condensation reaction of the organosilane compound (such as the above-mentioned reaction product (A3), the fluorinated polyether-containing silane compound (A1), and the epoxy-containing organosilicon compound (A2)) with the crosslinking agent can be promoted. The above-mentioned metal catalyst is easily dissolved or dispersed in the curable composition, which helps to promote uniform reaction. The curable composition of this embodiment containing the above-mentioned metal catalyst can help to form a cured product of the curable composition with less foreign matter and high transparency.

[0962] The catalyst (C) of this embodiment is preferably used together with the fluorinated polyether group-containing silane compound (A1).

[0963] The catalyst (C) of this embodiment is preferably used together with the organosilane compound (A) and the crosslinking agent (B).

[0964] In the present embodiment, the content of the catalyst (C) in the composition is preferably 0.01 to 5.0 parts by mass, more preferably 0.07 to 3 parts by mass, based on 100 parts by mass of the organosilane compound (A).

[0965] The above catalysts may be used alone or in combination of two or more.

[0966] [Solvent (D)]

[0967] The composition of the present invention may further contain a solvent (D). By containing a solvent (D), the operability of the composition becomes better. When such a composition is used to form a layer, the formed layer can become a continuous film. Moreover, such a composition can contribute to the formation of a film of any film thickness.

[0968] Examples of the solvent (D) include hydrocarbon solvents; halogenated hydrocarbon solvents; ester solvents; ether solvents; ketone solvents; amide solvents; nitrile solvents such as acetonitrile; urea solvents such as tetramethylurea or dimethylpropylene urea (DMPU); sulfoxide solvents such as dimethyl sulfoxide (DMSO); sulfone solvents such as cyclopentane; alcohol solvents such as methanol, ethanol, n-propanol, 2-propanol, n-butanol, tert-butanol, and diacetone alcohol; 1,3-diisopropyl alcohol; Fluorinated solvents such as trifluoromethylbenzene, methyl nonafluoro-n-butyl ether, methyl nonafluoroisobutyl ether, ethyl nonafluoro-n-butyl ether, ethyl nonafluoroisobutyl ether, 1,1,1,2,2,3,4,5,5,5-decafluoro-3-methoxy-4-(trifluoromethyl)-pentane, perfluorohexane, 1,1,1,2,2,3,3,4,4,5,5,6,6-tridecafluorooctane; amine solvents; carboxylic anhydride; nitro compounds, etc. Furthermore, when under high pressure, the solvent (D) may be carbon dioxide, etc.

[0969] Examples of the hydrocarbon solvent include aliphatic hydrocarbon solvents such as alkanes, alkenes, alkynes, and cycloalkanes; and aromatic hydrocarbon solvents such as benzene, toluene, and naphtha fractions.

[0970] Examples of the ester solvent include carboxylic acid esters such as ethyl acetate, n-butyl acetate, tert-butyl acetate, diethyl oxalate, ethyl pyruvate, ethyl 2-hydroxybutyrate, ethyl acetoacetate, amyl acetate, ethyl butyrate, butyl butyrate, methyl lactate, ethyl lactate, methyl 3-methoxypropionate, ethyl 3-methoxypropionate, methyl 2-hydroxyisobutyrate, ethyl 2-hydroxyisobutyrate, and diethyl acetate; carbonates such as dimethyl carbonate and ethylene carbonate; cyclic esters such as γ-butyrolactone, and the like.

[0971] Examples of the ether solvent include chain ethers such as tert-butyl methyl ether, propylene glycol monomethyl ether, propylene glycol monoethyl ether, propylene glycol monobutyl ether, propylene glycol monomethyl ether acetate, propylene glycol monoethyl ether acetate, propylene glycol monobutyl ether acetate, dipropylene glycol dimethyl ether, methyl cellosolve, ethyl cellosolve, methyl cellosolve acetate, and ethyl cellosolve acetate; and cyclic ethers such as tetrahydrofuran.

[0972] Examples of the ketone solvent include methyl ethyl ketone, methyl isobutyl ketone, acetone, 2-hexanone, cyclohexanone, methyl aminoketone, and 2-heptanone.

[0973] Examples of the amide solvent include carboxylic acid amides such as formamide and dimethylformamide; and cyclic amides such as N-methyl-2-pyrrolidone.

[0974] The content of the solvent (D) is preferably 1 to 300 parts by mass, more preferably 20 to 200 parts by mass, and even more preferably 50 to 100 parts by mass, based on 100 parts by mass of the total amount of the organosilicon compound (A) and, if necessary, the crosslinking agent (B) and the catalyst (C).

[0975] The composition may contain other optional components in addition to the organosilane compound (A), the crosslinking agent (B), the catalyst (C) and the solvent (D). As such optional components, there can be mentioned stabilizers (dehydrating agents, molecular sieves, magnesium sulfate or methyl orthoformate), viscosity modifiers, fillers, fluorescent agents, storage stabilizers, fillers, colorants, heat resistance improvers, cold resistance improvers, rust inhibitors, adhesion improvers, liquid reinforcing agents, plasticizers, viscosity modifiers, flexibility imparting agents, adhesion promoters, co-crosslinking agents, flame retardants, degassing additives, curing accelerators for promoting amine epoxidation reactions, antibacterial agents and preservatives, dyes, colorants and pigments, antifreeze agents, fungicides and / or reactive diluents and complexing agents, spray aids, wetting agents, fragrances, light protectants, free radical scavengers, UV absorbers and stabilizers, especially stabilizers against thermal and / or chemical loads and / or loads caused by ultraviolet and visible light, and one or more substances selected from (non-reactive) fluoropolyether compounds, preferably perfluoro(poly)ether compounds (hereinafter referred to as "fluorooils"), which can be understood as fluorinated oils.

[0976] Examples of the UV absorber and stabilizer include benzophenones, benzotriazoles, hydroxyphenyltriazines, cyclic imino esters, cyanoacrylates, hindered phenols, hindered amines, and oxalic acid anilides.

[0977] Examples of the benzophenones include 2,4-dihydroxybenzophenone, 2-hydroxy-4-methoxybenzophenone, 2-hydroxy-4-octyloxybenzophenone, 2-hydroxy-4-benzyloxybenzophenone, 2-hydroxy-4-methoxy-5-sulfonyloxybenzophenone, 2,2'-dihydroxy-4-methoxybenzophenone, 2,2',4,4'-tetrahydroxybenzophenone. benzophenone, 2,2'-dihydroxy-4,4'-dimethoxybenzophenone, 2,2'-dihydroxy-4,4'-dimethoxy-5-sulfonyloxybenzophenone sodium, bis(5-benzoyl-4-hydroxy-2-methoxyphenyl)methane, 2-hydroxy-4-n-dodecyloxybenzophenone, 2-hydroxy-4-methoxy-2'-carboxybenzophenone, etc.

[0978] Examples of the benzotriazoles include polymers containing units derived from the following compounds, namely, 2-(2-hydroxy-5-methylphenyl)benzotriazole, 2-(2-hydroxy-5-tert-octylphenyl)benzotriazole, 2-(2-hydroxy-3,5-dicumylphenyl)phenylbenzotriazole, 2-(2-hydroxy-3-tert-butyl-5-methylphenyl)benzotriazole, -5-chlorobenzotriazole, 2,2'-methylenebis[4-(1,1,3,3-tetramethylbutyl)-6-(2H-benzotriazole-2-yl)phenol], 2-(2-hydroxy-3,5-di-tert-butylphenyl)benzotriazole, 2-(2-hydroxy-3,5-di-tert-butylphenyl)-5-chlorobenzotriazole, 2-(2-hydroxy-3,5-di-tert-butylphenyl)- tert-amylphenyl)benzotriazole, 2-(2-hydroxy-5-tert-octylphenyl)benzotriazole, 2-(2-hydroxy-5-tert-butylphenyl)benzotriazole, 2-(2-hydroxy-4-octyloxyphenyl)benzotriazole, 2,2'-methylenebis(4-cumyl-6-benzotriazolephenyl), 2,2'-p-phenylenebis(1,3-benzoxazine-4- ketone), 2-[2-hydroxy-3-(3,4,5,6-tetrahydrophthalimidomethyl)-5-methylphenyl]benzotriazole, 2-(2'-hydroxy-5-methacryloyloxyethylphenyl)-2H-benzotriazole; polymers containing units derived from 2-(2'-hydroxy-5-acryloyloxyethylphenyl)-2H-benzotriazole, etc.

[0979] Examples of the hydroxyphenyltriazines include 2-(4,6-diphenyl-1,3,5-triazine-2-yl)-5-hexyloxyphenol, 2-(4,6-bis(2,4-dimethylphenyl)-1,3,5-triazine-2-yl)-5-hexyloxyphenol, 2-(4,6-bis(2,4-dimethylphenyl)-1,3,5-triazine-2-yl)-5-hexyloxyphenol, 2-(4,6-bis(2,4-dimethylphenyl)-1,3,5-triazine-2-yl)-5-methyloxyphenol, 2-(4,6-diphenyl-1,3,5-triazine-2-yl)-5-methyloxyphenol, Phenol, 2-(4,6-bis(2,4-dimethylphenyl)-1,3,5-triazine-2-yl)-5-ethyloxyphenol, 2-(4,6-diphenyl-1,3,5-triazine-2-yl)-5-propyloxyphenol, 2-(4,6-bis(2,4-dimethylphenyl)-1,3 , 5-triazine-2-yl)-5-propyloxyphenol, 2-(4,6-diphenyl-1,3,5-triazine-2-yl)-5-butyloxyphenol, 2-(4,6-bis(2,4-dimethylphenyl)-1,3,5-triazine-2-yl)-5-butyloxyphenol, 2-[4- ([2-hydroxy-3-dodecyloxypropoxy]-2-hydroxyphenyl]-4,6-diphenyl-1,3,5-triazine, 2-[4-([2-hydroxy-3-dodecyloxypropoxy]-2-hydroxyphenyl]-4,6-bis(2,4-dimethylphenyl)-1,3,5-triazine, 2-[4-([2-hydroxy-3-tridecyloxypropoxy]-2-hydroxyphenyl]-4,6-diphenyl)-1,3,5-triazine, 2-[4-([2-hydroxy-3-tridecyloxypropoxy]-2-hydroxyphenyl]-4,6-bis(2,4-dimethylphenyl)-1,3 , 5-triazine, 2-[4-[(2-hydroxy-3-(2'-ethyl)hexyl)oxy]-2-hydroxyphenyl]-4,6-diphenyl-1,3,5-triazine, 2-[4-[(2-hydroxy-3-(2'-ethyl)hexyl)oxy]-2-hydroxyphenyl]-4,6-bis(2 , 4-dimethylphenyl)-1,3,5-triazine, etc., and 2-(2'-hydroxy-5'-methacryloyloxyethylphenyl)-2H-benzotriazole and polymers having units derived from 2-(2'-hydroxy-5'-methacryloyloxyethylphenyl)-2H-benzotriazole can also be mentioned.

[0980] Examples of the cyclic imidoesters include 2,2'-p-phenylenebis(3,1-benzoxazine-4-one), 2,2'-m-phenylenebis(3,1-benzoxazine-4-one), and 2,2'-p,p'-diphenylenebis(3,1-benzoxazine-4-one).

[0981] Examples of the cyanoacrylates include 1,3-bis-[(2'-cyano-3',3'-diphenylacryloyl)oxy]-2,2-bis-[(2-cyano-3,3-diphenylacryloyl)oxy]methyl)propane and 1,3-bis-[(2-cyano-3,3-diphenylacryloyl)oxy]benzene.

[0982] Examples of the hindered amines include bis(2,2,6,6-tetramethyl-4-piperidinyl) sebacate, bis(1,2,2,6,6-pentamethyl-4-piperidinyl) sebacate, mono(2,2,6,6-tetramethyl-4-piperidinyl) sebacate, mono(1,2,2,6,6-pentamethyl-4-piperidinyl) sebacate, 2,2,6,6-tetramethyl-4-methacryloyloxypiperidine, 1,2,2,6,6-pentamethyl-4-piperidinyl) sebacate. Methyl-4-methacryloyloxypiperidine, 2,2,6,6-tetramethyl-4-piperidinyl methacrylate, 2-hydroxyethylamino-4,6-bis(N-butyl-N-(2,2,6,6-tetramethyl-1-cyclohexyloxypiperidinyl)amino)-1,3,5-triazine, 2,2,4,4-tetramethyl-7-oxa-3,20-diazabispiro[5.1.11.2]-heneicosane-21-one and oligomers of epichlorohydrin, etc.

[0983] Examples of the oxalic acid anilides include N-(4-dodecylphenyl)-N'-(2-ethoxyphenyl)oxalic acid and N-(2-ethylphenyl)-N'-(2-ethoxyphenyl)oxalic acid.

[0984] As the above-mentioned UV absorber and stabilizer, commercially available products can be used, and specific examples include: Tinuvin (registered trademark) 400, same series 405, same series 479, same series 152, same series 292 (all produced by BASF), Hostavin (registered trademark) 3400, same series 3206, same series 3070 (all produced by Clariant Ltd.), ADK STAB (registered trademark) LA-82, same series 87 (all produced by ADEKA), RUVA-93 (produced by Otsuka Chemical Co., Ltd.), etc.

[0985] The amounts of these optional components added are arbitrary within the range that does not impair the object of the present invention and does not impair the properties of the composition and the physical properties of the cured product.

[0986] In one embodiment, the composition may contain the organosilane compound (A) and the crosslinking agent (B), catalyst (C), solvent (D) and other optional components as needed in the form of a single composition, which is a so-called one-component curable composition. In another embodiment, the composition may be a two-component curable composition containing a main agent (I) and a curing agent (II), wherein the main agent (I) contains the organosilane compound (A) and the curing agent (II) contains the crosslinking agent (B).

[0987] The present invention provides an article comprising a substrate and a film (hereinafter also referred to as a "surface treatment layer" or "layer") formed by the composition of the present invention (hereinafter also referred to as a "surface treatment composition") disposed on the substrate (the surface of the substrate). The article can be manufactured, for example, as follows.

[0988] First, prepare a substrate. The substrate that can be used in the present invention can be composed of any suitable material such as glass, resin (can be natural or synthetic resin, such as ordinary plastic material, preferably polycarbonate resin, poly (meth) acrylate resin, polyethylene terephthalate resin, cellulose triacetate resin, polyimide resin, modified (transparent) polyimide resin, polycycloolefin resin, polyethylene naphthalate resin, can be in the form of plate, film, or other forms), metal (can be a metal single substance or alloy composite such as aluminum, copper, silver, iron, etc.), ceramic, semiconductor (silicon, germanium, etc.), fiber (knitted fabric, non-woven fabric, etc.), fur, leather, wood, ceramics, stone, building materials, etc.

[0989] For example, when the object to be manufactured is an optical component, the material constituting the surface of the substrate may be a material for optical components, such as glass or transparent plastic, etc. Furthermore, the substrate may have an insulating layer, an adhesive layer, a protective layer, a decorative frame layer (I-CON), an atomized film layer, a hard coating layer, a polarizing film, a phase difference film, an organic EL display module, a liquid crystal display module, etc., according to its specific specifications.

[0990] The shape of the substrate is not particularly limited. In addition, the surface area of ​​the substrate where the film (surface treatment layer) is to be formed only needs to be at least a portion of the substrate surface, and can be appropriately determined according to the purpose and specific specifications of the article to be manufactured.

[0991] Next, a film of the surface treatment composition of the present invention is formed on the surface of the substrate, and the film is subjected to post-treatment as necessary, thereby forming a film (surface treatment layer) made of the surface treatment composition of the present invention.

[0992] The film formation of the surface treatment composition of the present invention can be carried out by applying the surface treatment composition to the surface of the substrate so as to cover the surface. The covering method is not particularly limited. For example, a wet covering method can be used.

[0993] As examples of the wet coating method, there can be cited dip coating, spin coating, flow coating, spray coating, roller coating, gravure coating, micro gravure coating, bar coating, die coating, screen printing and the like.

[0994] In the case of using a wet coating method, the surface treatment composition of the present invention can be applied to the surface of the substrate after being diluted with a solvent. As the solvent, the above-mentioned fluorinated organic solvents and non-fluorinated organic solvents can be used. From the viewpoint of the stability of the surface treatment composition of the present invention and the volatility of the solvent, the following solvents are preferably used: C 5-12 Perfluoroaliphatic hydrocarbons (e.g., perfluorohexane, perfluoromethylcyclohexane, and perfluoro-1,3-dimethylcyclohexane); polyfluoroaromatic hydrocarbons (e.g., bis(trifluoromethyl)benzene); polyfluoroaliphatic hydrocarbons; hydrofluoroethers (HFE) (e.g., alkyl perfluoroalkyl ethers (perfluoroalkyl and alkyl groups may be linear or branched) such as perfluoropropyl methyl ether (C3F7OCH3), perfluorobutyl methyl ether (C4F9OCH3), perfluorobutyl ethyl ether (C4F9OC2H5), perfluorohexyl methyl ether (C2F5CF(OCH3)C3F7)), hydrochlorofluorocarbons (ASAHIKLIN AK-225 (trade name), etc.), cellosolve solvents such as methyl cellosolve, ethyl cellosolve, methyl cellosolve acetate, ethyl cellosolve acetate, etc.; diethyl oxalate, ethyl pyruvate, ethyl 2-hydroxybutyrate, ethyl acetoacetate, ethyl acetate, butyl acetate, amyl acetate, ethyl butyrate, butyl butyrate, methyl lactate, ethyl lactate, methyl 3-methoxypropionate, ethyl 3-methoxypropionate, methyl 2-hydroxyisobutyrate, ethyl 2-hydroxyisobutyrate Ester solvents such as esters; propylene glycol monomethyl ether, propylene glycol monoethyl ether, propylene glycol monobutyl ether, propylene glycol monomethyl ether acetate, propylene glycol monoethyl ether acetate, propylene glycol monobutyl ether acetate, dipropylene glycol dimethyl ether and other propylene glycol solvents; acetone, methyl ethyl ketone, methyl isobutyl ketone, 2-hexanone, cyclohexanone, methyl amino ketone, 2-heptanone and other ketone solvents; methanol, ethanol, propanol, isopropanol, butanol, diacetone alcohol and other alcohol solvents; toluene, xylene and other aromatic hydrocarbons, etc. These solvents can be used alone or in the form of a mixture of two or more. Among them, hydrofluoroethers, glycol solvents, ester solvents, ketone solvents, and alcohol solvents are preferred, and perfluorobutyl methyl ether (C4F9OCH3) and / or perfluorobutyl ethyl ether (C4F9OC2H5), propylene glycol monomethyl ether, ethyl acetate, butyl acetate, propylene glycol monomethyl ether acetate, methyl ethyl ketone, methyl isobutyl ketone, isopropanol, butanol, and diacetone alcohol are particularly preferred.

[0995] The film is then post-treated. The post-treatment is not particularly limited, and can be performed, for example, by irradiating active energy rays, such as electromagnetic waves in a band below 350nm, i.e., ultraviolet rays, electron beams, X-rays, gamma rays, etc. Or by heating for a predetermined time. By implementing such a post-treatment, the curing of the curing site of the organic silicon copolymer having a curing site and the curing site of the composition forming the matrix when present are initiated, and bonds are formed between these compounds and between these compounds and the substrate.

[0996] Operation as described above, the surface treatment composition of the present invention is used to form a film (i.e., a surface treatment layer) on the surface of the substrate to manufacture the article of the present invention. The film (surface treatment layer) thus obtained can form a film having both anti-icing performance and transparency. In addition, the film (surface treatment layer) also has high surface sliding properties (or lubricity, such as the wiping properties of dirt such as fingerprints and excellent touch to fingers) and high friction durability. In addition, the film (surface treatment layer) is in addition to having high friction durability and surface sliding properties, and also depends on the composition of the surface treatment composition used, and can have water repellency, oil repellency, antifouling properties (such as preventing dirt such as fingerprints from adhering), etc., and is suitable for use as a functional film.

[0997] The water contact angle of the above-mentioned film (surface treatment layer) is, for example, 90° or more, further 95° or more, preferably 100° or more, more preferably 105° or more, further preferably 110° or more, and can be, for example, 140° or less, further 120° or less.

[0998] The water contact angle of the film (surface treatment layer) can be measured in accordance with JIS R3257:1999.

[0999] The haze of the film (surface treatment layer) may be, for example, 1.5 or less, further 1.2 or less, preferably 1 or less, more preferably 0.9 or less, further preferably 0.8 or less, and may be, for example, 0.1 or more.

[1000] The haze of the film (surface treatment layer) can be measured in accordance with JIS K7136:2000.

[1001] The freezing index (index) of the above-mentioned film (surface treatment layer) evaluated by the following method can be, for example, 750 kPa or less, and further 700 kPa or less, preferably 650 kPa or less, more preferably 600 kPa or less, and further preferably 550 kPa or less, for example, 10 kPa or more, and further 50 kPa or more.

[1002] [Evaluation method of icing index]

[1003] The above film was formed on a stainless steel substrate (NIRO1.4301) with an inner bottom area of ​​110 mm 2 A bottomless cuvette is arranged on the membrane in such a way that the membrane contacts the bottom of the cuvette. Next, 0.5 mL of water is injected into the cuvette so that the water contacts the membrane, and the stainless steel substrate is cooled to -32°C to freeze the water in the cuvette. A load is applied to the cuvette in a direction parallel to the membrane surface, and the cuvette is moved at a speed of 10 mm / min. The load when the ice starts to move is used as an indicator of the freezing property.

[1004] The present invention also relates to an optical material having the above-mentioned film (surface treatment layer) as the outermost layer.

[1005] As optical materials, in addition to the optical materials related to displays etc. exemplified below, it is also preferred to cite a variety of optical materials, for example: cathode ray tubes (CRT, such as TV, computer monitors), liquid crystal displays, plasma displays, organic EL displays, inorganic thin film EL dot matrix displays, rear projection displays, fluorescent display tubes (VFD), field emission displays (FED, Field Emission Display) and the like or protective plates of these displays, or materials having an anti-reflection film treated on their surfaces.

[1006] In one embodiment, the article having the film (surface treatment layer) obtained by the present invention may be an optical component, but is not particularly limited. Examples of optical components include the following: lenses of glasses, etc.; front protection plates, anti-splash films, anti-reflection plates, polarizing plates, anti-glare plates of displays such as PDP and LCD; touch screen sheets of devices such as mobile phones and portable information terminals; disc surfaces of optical discs such as Blu-ray (registered trademark) discs, DVD discs, CD-R, MO, etc.; optical fibers, etc.

[1007] In one embodiment, articles having the film (surface treatment layer) obtained by the present invention include, for example, LiDAR (Light Detection and Ranging) cover parts, sensor parts, headlight parts, sunroof parts, vehicle logo parts, bumper parts, windshields, side windows, rear windows, instrument panel cover parts, automobile interior decoration parts, etc., especially these parts for automobiles.

[1008] The thickness of the film (surface treatment layer) is not particularly limited. In the case of optical components, from the viewpoint of optical performance, surface slip, friction durability and antifouling properties, the thickness of the film (surface treatment layer) is preferably in the range of 0.1 to 50 μm, preferably 0.5 to 30 μm.

[1009] The articles obtained by using the surface treatment composition of the present invention have been described in detail above. However, the uses, methods of use, and methods of producing articles of the surface treatment agent of the present invention are not limited to the above examples.

[1010] Example

[1011] The present invention is described in more detail by the following examples, but the present invention is not limited to these. In the present examples, the chemical formulas shown below all represent average compositions.

[1012] (Synthesis example 1)

[1013] 0.44 g of Optool UD120 (produced by Daikin Industries, Ltd.) as the silane compound (A1) was dissolved in 5.41 g of 1,3-bistrifluoromethylbenzene, and 0.31 g of SILIKOPON EF (produced by Evonik Industries AG) as the organosilicon compound (A2) was added. After stirring for 5 minutes, 0.14 g of dioctyltin formate was added, and the mixture was stirred at room temperature for 12 hours, and then stirred at 100°C for 30 minutes to obtain a reaction product (A3). After cooling to room temperature, 13.40 g of SILIKOPON EF as the organosilicon compound (A2) was added. 0.15 g of Tinuvin 292 (produced by BASF), 0.3 g of Tinuvin 400 (produced by BASF), and 3.05 g of (3-aminopropyl)triethoxysilane dissolved in 3.61 g of butyl acetate were added, and the mixture was stirred for 2 hours to obtain a composition.

[1014] (Synthesis example 2)

[1015] A composition was obtained in the same manner as in Synthesis Example 1 except that Optool UD120 was changed to 0.88 g, SILIKOPON EF added in the first addition was changed to 0.62 g, and SILIKOPON EF added in the second addition was changed to 13.09 g.

[1016] (Synthesis example 3)

[1017] A composition was obtained in the same manner as in Synthesis Example 1 except that Optool UD120 was changed to 1.15 g, SILIKOPON EF added in the first addition was changed to 0.81 g, and SILIKOPON EF added in the second addition was changed to 12.90 g.

[1018] (Synthesis Example 4)

[1019] A composition was obtained in the same manner as in Synthesis Example 1 except that Optool UD120 was changed to 1.59 g, SILIKOPON EF added in the first addition was changed to 1.12 g, and SILIKOPON EF added in the second addition was changed to 12.59 g.

[1020] (Synthesis Example 5)

[1021] A composition was obtained in the same manner as in Synthesis Example 1 except that Optool UD120 was changed to 2.22 g, SILIKOPON EF added in the first addition was changed to 1.57 g, and SILIKOPON EF added in the second addition was changed to 12.14 g.

[1022] (Comparative Synthesis Example 1)

[1023] 13.71 g of SILIKOPON EF was dissolved in 9.94 g of butyl acetate, and 0.14 g of dioctyltin formate, 0.15 g of Tinuvin 292, 0.3 g of Tinuvin 400, and 3.05 g of (3-aminopropyl)triethoxysilane were added, followed by stirring for 2 hours to obtain a composition.

[1024] (Examples 1 to 4, Comparative Example 1)

[1025] The compositions obtained in Synthesis Examples 1 to 4 and Comparative Synthesis Example 1 were coated on a stainless steel substrate (NIRO 1.4301) using a 100 μm bar coater, left at room temperature for 30 minutes, and then heated at 120° C. for 30 minutes to form a film (surface treatment layer).

[1026] (Anti-icing performance evaluation)

[1027] The above film was formed on a stainless steel substrate (NIRO1.4301) with an inner bottom area of ​​110 mm 2 A bottomless cuvette (cell) is arranged on the membrane in such a way that the membrane contacts the bottom of the cuvette. Next, 0.5 mL of water is injected into the cuvette so that the water contacts the membrane, and the stainless steel substrate is cooled to -32°C to freeze the water in the cuvette. A load is applied to the cuvette in a direction parallel to the membrane surface, and the cuvette is moved at a speed of 10 mm / min. The load when the ice starts to move is used as an indicator of the freezing property.

[1028] (Measurement of water contact angle)

[1029] The water contact angle of the film (surface treatment layer) was measured in accordance with JIS R3257:1999.

[1030] [Table 1]

[1031]

[1032] (Examples 5 and 6)

[1033] The compositions obtained in Synthesis Examples 2 and 3 were coated on polycarbonate or soda-lime glass (SGG Plainclear, manufactured by Saint-Gobain Glass UK Ltd) using a 100 μm bar coater, left at room temperature for 10 minutes, and then heated at 120° C. for 30 minutes to obtain a film (surface treatment layer).

[1034] (Comparative Example 2)

[1035] The composition obtained in Comparative Synthesis Example 1 was coated on polycarbonate (Makrolon GP farblos 099, produced by Covestro AG) or soda-lime glass (SGG Plainclear, produced by Saint-Gobain Glass UK Ltd) using a 100-micron bar coater, left at room temperature for 10 minutes, and then heated at 120°C for 30 minutes to obtain a film (surface treatment layer).

[1036] (Example 7)

[1037] The composition obtained in Synthesis Example 5 was coated on polycarbonate or soda-lime glass (SGG Plainclear, manufactured by Saint-Gobain Glass UK Ltd) using a 100-micron bar coater, left at room temperature for 10 minutes, and then heated at 120° C. for 30 minutes to obtain a film (surface treatment layer). In Table 2, "PC" means coating on polycarbonate, and "glass" means coating on the above-mentioned soda-lime glass.

[1038] (Comparative Example 3)

[1039] 0.44 g of Optool UD120 was dissolved in 5.41 g of 1,3-bistrifluoromethylbenzene, and 13.71 g of SILIKOPON EF was added. After stirring for 5 minutes, 0.14 g of dioctyltin formate, 0.15 g of Tinuvin 292, 0.3 g of Tinuvin 400, and 3.05 g of (3-aminopropyl)triethoxysilane dissolved in 3.61 g of butyl acetate were added, and stirred for 2 hours to obtain a composition.

[1040] The composition was coated on polycarbonate or soda lime glass (SGG Plainclear, manufactured by Saint-Gobain Glass UK Ltd) using a 100 μm bar coater, left at room temperature for 10 minutes, and then heated at 120° C. for 30 minutes to obtain a film (surface treatment layer).

[1041] (Measurement of water contact angle)

[1042] About the said film (surface-treated layer), the contact angle (degree) with respect to water was measured according to JIS R3257:1999.

[1043] (Haze measurement)

[1044] The haze (%) of the film (surface treatment layer) was measured in accordance with JIS K7135:2000.

[1045] (Scratch hardness test)

[1046] Using Erichsen Model 413, using BOSCH type probe Carry out determination.

[1047] [Table 2]

[1048]

[1049] In Comparative Example 3, since the haze value of the film (surface treatment layer) was high, it is considered that the film was incompatible with Optool UD120 and SILIKOPON EF, and a reaction product of Optool UD120 and SILIKOPON EF was not generated.

[1050] (Example 8)

[1051] Using the treated substrate obtained in Example 6, a xenon test was carried out.

[1052] (Example 9)

[1053] Using the treated substrate obtained in Example 7, a xenon test was carried out.

[1054] (Xenon test)

[1055] The accelerated weathering test was carried out according to DIN EN ISO 16474-2, and the water contact angle (°) was measured after a certain period of time.

[1056] [Table 3]

[1057]

[1058] In Example 9, peeling of the coating film was observed after 600 hours, and thus the test was terminated.

Claims

1. A composition, characterized in that Containing an organic silane compound (A), The organosilane compound (A) comprises a reaction product (A3) of a silane compound (A1) having a fluoropolyether group and a hydrolyzable silyl group and an organosilicon compound (A2) having an epoxy ring and a hydrolyzable silyl group, The silane compound (A1) having a fluoropolyether group and a hydrolyzable silyl group is different from the organosilicon compound (A2) having an epoxy group and a hydrolyzable silyl group.

2. The composition according to claim 1, characterized in that The organosilane compound (A) further includes an organosilicon compound (A2) having an epoxy group and a hydrolyzable silyl group.

3. The composition according to claim 1 or 2, characterized in that The silane compound (A1) having a fluorinated polyether group comprises at least one compound represented by formula (1) or (2), R F1 α -X A -R Si β (1) R Si γ -X A -R F2 -X A -R Si γ (2) In the formula, R F1 Rf is independently 1 ﹣R F ﹣O q - R F2 is -Rf 2 p -R F -O q -; R 1 Each occurrence is independently C which may be substituted with one or more fluorine atoms. 1-16 alkyl; R 2 is C which may be substituted by one or more fluorine atoms 1-6 Alkylene; R F Each occurrence is independently a divalent fluoropolyether group; p is 0 or 1; q is independently 0 or 1 at each occurrence; R Si Each occurrence is independently a monovalent group comprising a Si atom to which a hydroxyl group, a hydrolyzable group, a hydrogen atom or a monovalent organic group is bonded; In each of formula (1) or formula (2), at least one R Si It is a monovalent group containing a Si atom to which a hydroxyl group or a hydrolyzable group is bonded; X A Each is independently a single bond or a 2- to 10-valent organic group; α is an integer from 1 to 9; β is an integer from 1 to 9; γ is an integer of 1-9 respectively independently.

4. The composition according to any one of claims 1 to 3, characterized in that The silane compound (A1) having a fluorinated polyether group includes a compound represented by formula (1b) or formula (2b), In the formula, R 1 is a monovalent organic group containing a fluoropolyether group; R 1 ' is a divalent organic group containing a fluoropolyether group; The fluoropolyether group is independently of each other in each occurrence of the formula: -(OC6F 12 ) m31 ﹣(OC5F 10 ) m32 ﹣(OC4F8) m33 ﹣(OC3X 10 6) m34 ﹣(OC2F4) m35 -(OCF2) m36 -, wherein m31, m32, m33, m34, m35 and m36 are independently an integer greater than 0 or 1, and X 10 are independently H, F or Cl, and the order of occurrence of each repeating unit is arbitrary; X 1 independently a silane-containing reactive crosslinking group; X 2 are independently monovalent groups; In each of formula (1b) or formula (2b), X 1 and X 2 At least one of them is a monovalent group including a Si atom to which a hydroxyl group or a hydrolyzable group is bonded.

5. The composition according to any one of claims 1 to 4, characterized in that The content of the unit derived from the silane compound (A1) having a fluorinated polyether group in the organosilane compound (A) is 0.1% by mass or more.

6. The composition according to any one of claims 1 to 5, characterized in that The organosilicon compound (A2) having an epoxy group and a hydrolyzable silyl group includes a compound represented by formula (3), M a1 D b1 T c1 Q d1 (3) In the formula, M is (R s1 3SiO 1 / 2 ) represented by a monovalent group; D is (R s1 2SiO 2 / 2 ) shown as a divalent group; T is (R s1 SiO 3 / 2 ) shown as a trivalent group; Q is (SiO 4 / 2 ) shown as a 4-valent group; R s1 Each occurrence is independently a hydrogen atom, a hydroxyl group, a hydrolyzable group, -X s1 ﹣NR s2 2. -X s1 -COOH, a group having an epoxy ring, a monovalent organic group or -X s1 -SiR s3 n11 R s4 3﹣n11 ; R s2 Each occurrence is independently a hydrogen atom or a C 1-20 alkyl; R s3 is independently a hydroxyl group or a hydrolyzable group at each occurrence; R s4 Each time it occurs, it is independently C 1-20 alkyl; X s1 Each occurrence is independently a divalent organic group; n11 is an integer from 1 to 3; a1 is an integer from 3 to 60; b1 is an integer from 10 to 1,100; c1 is an integer from 0 to 30; d1 is an integer from 0 to 15; c1+d1 is greater than 1; Among them, at least 1 R s1 Contains an epoxy ring, at least one additional R s1 It is a hydroxyl group or a hydrolyzable group.

7. The composition according to any one of claims 1 to 6, characterized in that It also contains a cross-linking agent (B), The crosslinking agent (B) includes a compound having two or more groups reactive with at least one of an epoxy group and a hydrolyzable silyl group.

8. The composition according to claim 7, characterized in that In the crosslinking agent (B), the group capable of reacting with at least one of an epoxy group and a hydrolyzable silyl group is selected from -OR b5 , carboxyl, -NR b5 2 and -SiR b6 n6 R b7 3﹣n6 At least one of the following, wherein R b5 Each occurrence is independently a hydrogen atom or a C 1-20 Alkyl; R b6 Each occurrence is independently a hydroxyl group or a hydrolyzable group; R b7 Each time it occurs, it is independently C 1-20 Alkyl; n6 is an integer from 1 to 3.

9. The composition according to claim 7 or 8, characterized in that The amount of the crosslinking agent (B) is 0.1 parts by mass or more and 30 parts by mass or less based on 100 parts by mass of the organosilane compound (A).

10. The composition according to any one of claims 1 to 9, characterized in that It also contains a catalyst (C).

11. The composition according to any one of claims 7 to 9, characterized in that It is a two-component curable composition containing a main agent (I) and a curing agent (II). The main agent (I) comprises the organosilane compound (A), The curing agent (II) contains a cross-linking agent (B).

12. An article, characterized in that include: Base material; and A film formed from the composition according to any one of claims 1 to 11 and provided on the substrate.

13. The article according to claim 12, characterized in that The water contact angle of the film is 100° or more.

14. The article according to claim 12 or 13, characterized in that The haze of the film is 1 or less.

15. The article according to any one of claims 12 to 14, characterized in that The freezing index of the film evaluated by the following method is 650 kPa or less, Evaluation method of icing index: The film was formed on a stainless steel substrate with an inner bottom area of ​​110 mm 2 A bottomless cuvette is arranged on the membrane in such a way that the membrane is in contact with the bottom of the cuvette. Then, 0.5 mL of water is injected into the cuvette to make the water contact with the membrane. The stainless steel substrate is cooled to -32°C to freeze the water in the cuvette. A load is applied to the cuvette in a direction parallel to the membrane surface. The cuvette is moved at a speed of 10 mm / min. The load when the ice starts to move is used as an indicator of the freezing property.

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