74results about How to "Good coating workability" patented technology

The present invention addresses the problem of providing a moisture-curable polyurethane hot melt resin composition which has excellent waterproof properties, fast curing properties, flexibility and the like. The present invention provides: a moisture-curable polyurethane hot melt resin composition which is characterized by containing (i) a urethane prepolymer having an isocyanate group, which is obtained by reacting (A) a polyol that contains (A-1) a polyether polyol, (A-2) a crystalline polyester polyol, (A-3) an amorphous polyester polyol and (A-4) an acrylic polyol with (B) a polyisocyanate, and (ii) a curing catalyst that is represented by general formula (1); an adhesive which is obtained using the moisture-curable polyurethane hot melt resin composition; and an article. An adhesive that is obtained using the moisture-curable polyurethane hot melt resin composition of the present invention is suitable not only for use in fiber bonding and building material lamination but also for use in bonding of optical members.

Disclosed is a tie coat which is formed on a surface of a base or an undercoating film prior to formation of an organopolysiloxane-based antifouling coating film and is formed from a moisture-curing organopolysiloxane-based composition comprising (b1) organopolysiloxane having condensing functional groups at both ends of a molecule and / or (b2) a curing composition formed by subjecting the component (b1) and an extender pigment selected from the group consisting of silica, calcium carbonate, talc, mica, clay, kaolin and barium sulfate to contact treatment with heating or without heating. Also disclosed is a composite coating film wherein on a surface of the above tie coat is formed a finish coat formed from a three-pack type organopolysiloxane-based curing composition comprising (c1) a main agent comprising the component (b1), (c2) a curing agent component comprising tetraalkoxysilicate or its condensate and (c3) a curing accelerator component comprising a metallic compound. Further disclosed is a composite coating film wherein an epoxy-based sealer coat, the tie coat and the finish coat are formed in this order on a surface of an old antifouling coating film (G). There is provided by the invention a tie coat capable of forming a composite coating film having excellent interlaminar bond property. The composite coating film is favorably formed on a surface of a base, an undercoating film, an old antifouling coating film or the like, has excellent interlaminar bond strength and antifouling property and is preferably used for coating outer surfaces of ships, submerged parts of marine structures, water supply / drainage channels of atomic power plant, etc.

The invention discloses a matte cathode electrophoresis coating, comprising a matte cathode electrophoresis coating emulsion and a colour paste which are independently stored, wherein the matte cathode electrophoresis coating emulsion comprises 40-50 parts of matrix resin, 0.5-1 parts of alcohol ether cosolvent, 3-5 parts of organic acid, 0.3-0.6 parts of emulsifier, 40-50 parts of deionized water, and 0.5-1 parts of acid; the colour paste comprises 20-30 parts of matrix resin, 5-10 parts of alcohol ether cosolvent, 3-8 parts of organic acid, 0.3-0.7 parts of alkyne diol emulsifier, 30-40 parts of deionized water, 15-20 parts of filler, 3-8 parts of microgel resin, and 5-9 parts of extinction powder; and during the use of the matte cathode electrophoresis coating, the colour paste and the matte cathode electrophoresis coating emulsion are mixed in a ratio of 1: (2 to 3), and then deionized water having the same amount with the mixed solution of the colour paste and the matte cathode electrophoresis coating emulsion is added. By using the coating for coating, a coating film which is excellent in smoothness, uniform in extinction, good in drug tolerance and constructability, and the like can be obtained.

A composition for forming a hydrophilic film, comprising (A) a hydrophilic polymer having a silane coupling group at the terminal or on the side chain of the polymer, the polymer having a specific structure, and (B) a metal complex catalyst; a spray composition; and a hydrophilic member provided with the composition by spray coating. A composition for the formation of a hydrophilic film, ensuring that a hydrophilic coating excellent in durability, antifouling property, water resistance and the like can be easily formed while keeping hydrophilicity and the coating workability is excellent, and a hydrophilic member using the composition are provided.

The invention relates to a multifunctional lens and a preparing method thereof. The lens comprises a base piece; a first membrane layer, a second membrane layer, a third membrane layer, a fourth membrane layer, a fifth membrane layer, a six membrane layer, a seven membrane layer, an eighth membrane layer, a ninth membrane layer, a tenth membrane layer and an eleventh layer are symmetrically sequentially arranged at the inner and outer surfaces of the base piece; the first, fourth and sixth membrane layers are Ti3O5 layers and have a thickness of 10-100nm; the second, fifth and seventh membrane layers are SiO2 layers and have a thickness of 50-100nm; the third membrane layer is a metal layer and has a thickness of 5-20nm; the eighth membrane layer is an ITO layer and has a thickness of 10-100nm; the ninth membrane layer is a nanosilver layer and has a thickness of 5-20nm; the tenth membrane layer is a high hardness layer and has a thickness of 10-50nm; the eleventh membrane layer is a fluoride layer and has a thickness of 3-10nm. The lens can effectively filter more than 30 percent of harmful blue light and dazzle light, can effectively relieve visual fatigue and the lens abrasion resistance is obviously improved by the high hardness layer.

The present invention provides an aqueous curable resin composition which can provide a coating film having an excellent finished external appearance, and is excellent in coating workability (drip property), and an aqueous coating composition using the aqueous curable resin composition. The aqueous curable resin composition of the present invention includes a (meth)acrylic-modified polyester resin, (meth)acrylic resin particles having an average particle diameter of 0.1 to 2 μm, a melamine resin, and water.

A chromate-free metal surface treating agent which is well adapted for use with a metal-coated steel material is provided. This agent provides excellent workability, adhesion, and corrosion resistance when used as a pretreatment before providing an overcoat, for example, by applying a coating composition. A steel material which has been treated with such surface treating agent, and a method for treating a metal surface with such surface treating agent, as well as a coated steel material having an overcoat formed on the surface treated steel material, and its production method are also provided. The metal surface treating agent contains a compound which contains all of the following structures (a) to (c): (a) a straight chain and / or branched organic polymer skeleton formed by carbon-carbon bond optionally containing nitrogen atom between the carbon-carbon bond; (b) a primary, secondary, or tertiary amino group; and (c) a silyl group having a hydrolyzable group and / or hydroxy group bonded by silicon-carbon bond in one molecule and / or its (partial) hydrolysis and condensation product as its critical component, and this critical component is dissolved in water and / or an organic solvent.

Disclosed is a tie coat which is formed on a surface of a base or an undercoating film prior to formation of an organopolysiloxane-based antifouling coating film and is formed from a moisture-curing organopolysiloxane-based composition comprising (b1) organopolysiloxane having condensing functional groups at both ends of a molecule and / or (b2) a curing composition formed by subjecting the component (b1) and an extender pigment to contact treatment with heating or without heating, as well as a composite coating film including the tie coat.

Provided is an article surface coating method for a photocatalyst composition capable of removing mal-odor in a room, a harmful substance or stain on the surface of an article by photocatalyst effect by coating the photocatalyst composition on the article surface of a plastic plate or a glass plate, and to obtain an article surface coating agent. The hotocatalyst composition 1, a binder 2 and a binder auxiliary agent 3 having an oily component are mixed to obtain the liquid article surface coating agent A. A coating film layer 4a obtained by thinly spreading the agent A on the surface of an article (b) is formed on the surface of the article (b). The binder and binder auxiliary agent in the outermost layer of the coating film layer are removed by wiping to expose the photocatalyst composition on the outermost layer surface of the coating film layer.

A surface sizing agent is provided which has excellent dispersion stability, enables impartation of high sizing performance under a wide range of use conditions, irrespective of the characteristics of water used for sizing (hardness, pH, etc.) and the type of paper, and has low foaming property and good coating workability. Specifically, in a dispersion-type surface sizing agent obtained by emulsion polymerization of a monomer composition in the presence of a degraded dextrin, 20-40 parts by weight of a degraded dextrin having a weight average molecular weight of 26000-50000, obtained by enzyme denaturation of a waxy corn starch, are allowed to exist to 100 parts by weight of the total amount of the monomer composition, and the monomer composition includes (a) 10-35% by weight of at least one type of (meth)acrylic acid alkyl ester, (b) 40-80% by weight of other copolymerizable hydrophobic monomer, and (c) 1-10% by weight of a strong acid group-containing monomer.

The invention provides a polyamide-imide resin insulating coating material that allows the formation of an insulating film excellent in partial discharge resistance and is excellent in coating workability and cost performance, as well as to provide an insulated wire using the polyamide-imide resin insulating coating material and a coil using the insulated wire. A polyamide-imide resin insulating coating material includes a polyamic acid having a thermally crosslinkable reactive group, and an amide compound having a thermally crosslinkable reactive group. The polyamic acid includes an acid synthesized using at least a diamine component, a tetracarboxylic dianhydride and a cross-linking agent as raw materials. The cross-linking agent includes an amino group or an anhydride group and a thermally crosslinkable reactive group. The amide compound includes a compound synthesized using at least a carboxylic acid compound and a diisocyanate component as raw materials. The carboxylic acid compound includes a thermally crosslinkable reactive group that is crosslinkable with the cross-linking agent contained in the polyamic acid.

Disclosed is a liquid crystal sealing agent having long working life and excellent coatability to substrates, which is accelerated in the curing reaction of a resin, thereby increasing adhesiveness while suppressing contamination of liquid crystals by the resin. Specifically disclosed is a liquid crystal sealing agent containing (a) a polyvalent carboxylic acid having an isocyanuric ring structure represented by the general formula (1) below, (b) a curable resin composed of an epoxy resin and / or a (meth)acrylated epoxy resin, (c) a thermosetting agent, and (d) an inorganic filler. (In the formula (1), R1-R3 independently represent a hydrogen atom or a group represented by the following formula (2): ((2) wherein n represents an integer of 1-6). In this connection, R1-R3 are not hydrogen atoms at the same time).

The invention relates to a blue light filtering, water and oil dirt preventing and wear resisting lens and a preparation method thereof. The lens comprises a substrate, and the inner surface and the outer surface of the substrate are provided with first films, second films, third films, fourth films and fifth films sequentially and symmetrically from inside to outside. The first films are titanium oxide layers, and the thickness ranges from 10 nm to 100 nm. The second films are silicon dioxide layers, and the thickness ranges from 50 nm to 100 nm. The third films are metal layers, and the thickness ranges from 5 nm to 20 nm. The fourth films are high-hardness layers, and the thickness ranges from 10 nm to 50 nm. The fifth films are fluoride layers, and the thickness ranges from 3 nm to 10 nm. The preparation method comprises the following steps that 1, the substrate is washed; 2, the inner surface and the outer surface of the substrate are coated with the films respectively. The lens can effectively filter out 33% of harmful blue light and dazzling light or above, visual fatigue can be effectively relieved, the wear resistance of the lens can be remarkably improved through the high-hardness layers, and the fluoride layers have the good hydrophobicity and oil dirt preventing function.

An aqueous coating composition containing an acrylic-modified polyester resin (A) and a reactive-group-containing resin (B), the acrylic-modified polyester resin (A) comprising as a monomer component constituting the acrylic part, a polyoxyalkylene group-containing unsaturated monomer having a weight average molecular weight of 400 or more, and the proportion of compounds having 6 or more carbon atoms of the total amount of the polyester-constituting components being 50 mass % or more.

The invention relates to a blue light filtering, dazzling preventing and wear resisting lens and a preparation method thereof. The lens comprises a substrate, and the inner surface and the outer surface of the substrate are provided with first films, second films, third films, fourth films, fifth films, sixth films, seventh films and eighth films sequentially and symmetrically from inside to outside. The first films, the fourth films and the sixth films are titanium oxide layers, and the thickness ranges from 10 nm to 100 nm. The second films, the fifth films and the seventh films are silicon dioxide layers, and the thickness ranges from 50 nm to 100 nm. The third films are metal layers, and the thickness ranges from 5 nm to 20 nm. The eighth films are high-hardness layers, and the thickness ranges from 10 nm to 50 nm. The preparation method comprises the following steps that 1, the substrate is washed; 2, the inner surface and the outer surface of the substrate are coated with the films respectively. The lens can effectively filter out 33% of harmful blue light and dazzling light or above, visual fatigue can be effectively relieved, and the wear resistance of the lens can be remarkably improved through the high-hardness layers.

The invention relates to an anti-reflection and wear-proof lens capable of filtering blue light and a preparation method of the anti-reflection and wear-proof lens. The lens comprises a substrate, wherein first film layers, second film layers, third film layers, fourth film layers, fifth film layers, sixth film layers, seventh film layers, eighth film layers and ninth film layers are symmetrically and sequentially arranged on the inner surface and the outer surface of the substrate from inside to outside; the first film layers, the third film layers and the fifth film layers are all trititanium pentoxide layers with the thickness being 10-100 nm; the second film layers, the fourth film layers and the sixth film layers are all silicon dioxide layers with the thickness being 50-100 nm; the seventh film layers are metal layers with the thickness being 5-20 nm; the eighth film layers are high-hardness layers with the thickness being 10-50 nm; the ninth film layers are acrylic acid layers with the thickness being 5-15 nm. The preparation method comprises steps as follows: 1), the substrate is cleaned; 2), the inner surface and the outer surface of the substrate are plated with films respectively. The lens can filter harmful blue light and dazzle light, and the wear resistance and the antireflection property can be improved.

The invention discloses a cathodic electrophoretic coating capable of improving the yellowing of an automobile sealant, and a preparation method and application thereof. According to the invention, polyisocyanate and an epoxy main chain undergo oxazolidonization, and a mixed structure of a tertiary-amine-grafted epoxy-terminated quaternary ammonium salt 4N structure or ketoimine-epoxy resin-amidated primary amine salt 1N structure and a thio compound-rafted epoxy-terminated thio salt 3S structure is introduced at the same time; since a mixed component composed of 3S+4N or 3S+1N is used as a main dispersion emulsion of cathodic electrophoretic color paste, the dispersibility and storage stability of the cathodic electrophoretic color paste are guaranteed; the number of amino groups in the cathodic electrophoretic coating is greatly reduced, so amine substances released by a cathodic electrophoretic film during high-temperature baking of an automobile is substantially reduced; and influence on yellowing reactivity of a plasticizer in the automobile sealant is greatly decreased, and the situation that automobiles are returned to factories and production lines for reworking and maintenance due to yellowing of the sealant with time is eliminated.

An organopolysiloxane emulsion composition for release paper or a release film, said composition being produced by dispersing a mixture comprising components (A) to (D) as mentioned below in water: (A) an alkenyl-group-containing diorganopolysiloxane having at least two alkenyl groups per molecule and having a viscosity of 1,000 Pa·s or less at 25° C., in an amount of 100 parts by mass; (B) an organohydrogenpolysiloxane having at least two Si—H groups per molecule and having a viscosity of 1 Pa·s or less at 25° C., in such to an amount that the number of moles of an Si—H group can become 0.5 to 10 times the number of moles of an alkenyl group in the component (A); (C) a curing catalyst, in an amount of 0.01 to 3 parts by mass; and (D) a polyether-modified and / or polyol-modified organosilicon compound, in an amount of 0.01 to 10 parts by mass.

The invention discloses a preparation method of an evaporation material with low refractive index. The preparation method comprises the steps of material preparation, material mixing, slurry drying, press forming, sintered body preparation and cleaning and packaging. The preparation method is reasonable in design and convenient to operate, materials are subjected to wet ball-milling in a planet ball mill with water as a mixing medium, shorter ball-milling time is taken, and slurry with uniform and consistent components is obtained. The evaporation material prepared with the preparation method has the advantages as follows: splashing caused by light weight of the electronic gun bombardment evaporation material can be avoided; the density is large, the gas release amount in the coating process is reduced, and thus, the membrane layer quality is improved; the surface is a diffusion reflection plane, the evaporation angels are consistent, the evaporation rate is uniform and stable, and an electronic gun can be focused easily; the surface of the evaporation material is subjected to ultra-cleaning treatment and is clean, dust cannot fall off easily, and sputtering points can be avoided during coating.

The invention relates to a nonstoichiometric lanthanum titanate polycrystalline coating material and a growth technology thereof. The nonstoichiometric lanthanum titanate polycrystalline coating material has the chemical composition of La2Ti2O7-x, wherein x is equal to 0.5-0.9; and the lanthanum titanate polycrystalline coating material grows by adopting a vertical temperature gradient method. The efficiency of the La2Ti2O7-x crystal produced by adopting the vertical temperature gradient method is greatly improved, the vertical temperature gradient method contributes to saving the energy consumption, reducing the production cost and realizing large-scale industrial production of crystals, the La2Ti2O7-x crystal prepared by adopting the vertical temperature gradient method is uniform in composition, high in crystallinity, large in grain size, high in crystallization direction consistency and is easily crushed into small particles specially used for coating, the coating operability is high, and the obtained film is dense, uniform and stable.

The invention discloses a UV hybrid curable OLED sealant composition. The OLED sealant composition is prepared by mixing the following components in parts by weight: 30-65 parts of UV hybrid curable functional organic siloxane; 10 to 30 parts of aliphatic epoxy resin; 10 to 40 parts of an acrylate monomer; 0.1 to 8 parts of a photo initiator; 0.1 to 8 parts of a thermal initiator; and 0.5 to 5 parts of a coupling agent. A UV hybrid curable functional organic siloxane is used as a key resin of the OLED sealant composition. The OLED sealant composition has excellent water and oxygen permeation resistance and good coating operability. Moreover, the shrinkage rate is low, the ion content is low, the bonding strength is high, and the OLED sealant composition has an excellent performance, is used for packaging an OLED device, can be rapidly positioned under the action of ultraviolet light, meets the packaging strength requirement, realizes high-efficiency production, solves the problem thatthe performance of the OLED device is reduced due to permeation of water and oxygen, and prolongs the service life of OLED.

Provided herein is a solder paste having low viscosity and easy coatability, and that provides high reinforcement for electronic components while satisfying both high room-temperature adhesion and high repairability, and forming a cured product of excellent properties, for example, high insulation against humidity. Amount structure including an electronic component mounted with the solder paste isalso provided. The solder paste contains a solder powder and a flux. The flux contains an epoxy resin, a reactive diluent, a curing agent, an organic acid, and a rubber modified epoxy resin. The reactive diluent contains a compound having two or more epoxy groups, and has a viscosity of 150 mPa*s or more and 700 mPa*s or less. The reactive diluent has a total chlorine content of 0.5 weight % or less, and is contained in a proportion of 5 weight % or more and 45 weight % or less with respect to a total weight of the flux.

The invention discloses a lamp cover for blue light filtering, sterilization and reflection resisting and a manufacturing method thereof. The lamp cover comprises a substrate. A first film layer, a second film layer, a third film layer, a fourth film layer, a fifth film layer, a sixth film layer, a seventh film layer, an eighth film layer and a ninth film layer are successively arranged from inside to outside on the outer surface of the substrate. The first film layer, the fourth film layer and the sixth film layer are trititanium pentoxide layers. The thickness of each of the trititanium pentoxide layers is 10-100 nm. The second film layer, the fifth film layer and the seventh film layer are silicon dioxide layers. The thickness of each of the silicon dioxide layers is 50-100 nm. The third film layer is a metal layer of which the thickness is 5-20 n. The eighth film layer is a nano-silver layer of which the thickness is 5-20 nm. The ninth film layer is an acrylic acid layer of which the thickness is 5-15 nm. The manufacturing method comprises following steps of 1) cleaning the substrate; and 2) carrying out film coating on the outer surface of the substrate. The lamp cover is capable of effectively filtering harmful blue light and dazzling light, so reflection resisting performance can be improved and the lamp cover has a sterilization function.

The invention provides a resin composition that is excellent in terms of coating workability and can supply reliability, including the soldering reflow resistance, to a semiconductor device when being used as a die attach material or an adhesive for a heat dissipation member. The resin composition of the invention contains a polymer or copolymer of a conjugated diene compound having at least one functional group, a thermosetting resin and a (meth)acryl polymer or copolymer having a reactive functional group that can react with other reactive groups.

The invention discloses a lampshade capable of filtering blue light and preventing glare and a manufacturing method for the lampshade. The lampshade comprises a substrate, wherein the outer surface of the substrate is sequentially provided with a first film layer, a second film layer, a third film layer, a fourth film layer, a fifth film layer, a sixth film layer and a seventh film layer from inside to outside; the first film layer, the fourth film layer and the sixth film layer are trititanium pentoxide layers with a thickness of 10-100nm; the second film layer, the fifth film layer and the seventh film layer are silicon dioxide layers with a thickness of 50-100nm; and the third film layer is a metal layer with a thickness of 5-20n. The manufacturing method for the lampshade comprises the following steps: 1) cleaning the substrate; and 2) coating the outer surface of the substrate. The lampshade disclosed by the invention can effectively more than 33% of harmful blue light, and can filter harmful blue light and dazzle light to relieve visual fatigue.

The invention discloses an anti-dazzling and anti-reflection abrasion-resistant mobile phone cover plate with a sterilization function and a preparation method thereof. The mobile phone cover plate comprises a substrate. The outer surface of the substrate is sequentially provided with a first film layer, a second film layer, a third film layer, a fourth film layer, a fifth film layer and a sixth film layer from inside to outside. The first film layer and the third film layer are both trititanium pentoxide layers, and the thicknesses of the first film layer and the third film layer are both 10-100 nm. The second film layer and the fourth film layer are both silicon dioxide layers, and the thicknesses of the second film layer and the fourth film layer are both 50-100 nm. The fifth film layer is a nano silver layer, and the thickness of the fifth film layer is 5-20 nm. The sixth film layer is a high-hardness layer, and the thickness of the sixth layer is 10-50 nm. The preparation method includes the following steps that firstly, the substrate is cleaned; and secondly, the outer surface of the substrate is coated with films. The mobile phone cover plate can effectively relive visual fatigue because of the dazzle light filtering function, and the sterilization capacity, sufficient abrasion resistance and the sterilization function are achieved.

The invention relates to an abrasion-resistant lens film coating method. The abrasion-resistant lens film coating method comprises the following steps that (1) a substrate is cleaned and dried; (2) the inner surface and outer surface of the substrate are coated with films correspondingly, specifically, both sides of the substrate are coated with first film layers, second film layers, third film layers, fourth film layers, fifth film layers and sixth film layers correspondingly. Lens is coated with a plurality of film layers, the clarity, anti-dazzling and blue light-proof performance is effectively improved, a good contribution to the visual clarity and authenticity is provided, visual fatigue can be effectively alleviated, and the arrangement of a plurality of layers of silicon dioxide layers and high hardness layers greatly improves the abrasion resistance of the lens.

The invention discloses a multifunctional mobile phone cover plate and a preparation method thereof. The mobile phone cover plate comprises a substrate, wherein the outer surface of the substrate is sequentially provided with a first film layer, a second film layer, a third film layer, a fourth film layer, a fifth film layer, a sixth film layer, a seventh film layer, an eighth film layer, a ninth film layer, a tenth film layer and an eleventh film layer from inside to outside; each of the first film layer, the third film layer and the fifth film layer is a trititanium pentoxide layer; each of the second film layer, the fourth film layer and the sixth film layer is a silicon dioxide layer; the seventh film layer is a metal layer; the eighth film layer is a nano-silver layer; the ninth film layer is an ITO layer; the tenth film layer is a high-hardness layer; and the seventh film layer is a fluoride layer. The preparation method comprises the following steps of (1) cleaning the outer surface of the substrate; and (2) coating a film on the outer surface of the substrate. The mobile phone cover plate disclosed by the invention can be used for effectively filtering harmful blue light, can effectively relieve visual fatigue through filtering dazzle light, has bactericidal ability and sufficient wear resistance and functions such as water and oil fouling resistance.

The invention relates to a coating method of anti-radiation eyeglasses. The method includes following steps: 1) cleaning and drying a substrate; and 2) respectively performing coating on an inner surface and an outer surface of the substrate: respectively plating first films, second films, third films, fourth films, fifth films, sixth films, seventh films, eighth films and ninth films on double surfaces of the substrate. According to the eyeglasses, the plated films can effectively prevent blue light and glare, a good contribution is made to the visual definition and the authenticity, and thetransparency of the eyeglasses can be enhanced and electronic radiation, ultraviolet rays and far infrared rays harmful to the human body can be cut out by employing an ITO layer.

The present invention provides a resin composition having excellent coating workability while imparting reliability, including resistance to solder reflow, to a semiconductor device when used as a die attachment material or an adhesive for a heat-radiating member. This resin composition contains: a polymer or a copolymer of a conjugated diene compound having at least one functional group; a thermosetting resin; and a (meth)acrylic polymer or copolymer having a reactive functional group capable of reacting with other reactive groups.