689 results about "Carbon number" patented technology

The invention provides an active carrier, a supported metallocene catalyst, a preparation method and application. The invention relates to an active carrier, which is used for loading a metallocene compound to form a loaded metallocene catalyst, and comprises a carrier body and an ether-modified aluminoxane compound loaded on the carrier body, the ether-modified aluminoxane compound is modified with at least one of an alkyl ether having an alkyl carbon chain having 10 or more carbon atoms and a crown ether. The aluminoxane compound is modified by ether, so that the usage amount of the aluminoxane compound when the active carrier is used for preparing the supported metallocene catalyst can be reduced, the preparation cost of the supported metallocene catalyst is further reduced, and the supported metallocene catalyst can maintain relatively high catalytic activity.

To provide a liquid detergent composition that does not become clouded even at room temperature and low temperatures of -5°C, while exhibiting excellent viscosity and foaming properties.SOLUTION: A liquid detergent composition contains an amino acid-based anionic surfactant (A), betaine (B) represented by the general formula (1), and water (W). A proportion of the surfactant (A) in the composition is 5 to 20 wt.%, and a proportion of the betaine (B) in the composition is 2 to 20 wt.%. Preferably, R1 is an alkyl group or an alkenyl group having 8 to 22 carbon atoms. Also preferably, the betaine (B) includes both a betaine in which the R1 is an alkyl group or an alkenyl group with 12 or less carbon atoms, and a betaine in which the R1 is an alkyl group or an alkenyl group with 14 or more carbon atoms.SELECTED DRAWING: None

A room-temperature-curing resin composition, which contains in specific ratios(A) an organic polymer in which molecular chain ends are capped by hydrolyzable silyl groups and / or hydroxysilyl groups and(B) a hydrolyzable organosilane compound represented in general formula (1) below and / or a partially hydrolyzed condensate thereof(where R1 is a monovalent hydrocarbon group having a carbon number of 1-10, n is 1-8, and m is 3 or 4),has equivalent or superior curing properties compared to conventional alcohol-release or oxime-release room-temperature-curing resin compositions even if various catalysts are used, can reduce harmful effects on humans and environmental load, and can provide a cured rubber product after curing having favorable rubber properties, adhesion, and durability.

This reactive silicon group-containing organopolysiloxane has, in each molecule, at least one group represented by structural formula (1) bonded to a silicon atom. The reactive silicon group-containing organopolysiloxane has good curability even if an amine-based compound is used as a curing catalyst, and gives a cured product having excellent yellowing resistance and heat resistance. (In the formula, R1 and R2 each independently represent a hydrogen atom, a C1-10 aliphatic saturated hydrocarbon group or a C6-10 aryl group, each R3 independently represents a C1-10 aliphatic saturated hydrocarbon group or a C6-10 aryl group, and n is an integer of 2-12. The wavy line represents a bond.)

A pigment dispersion liquid containing a copolymer (A) having a first segment (a1) derived from a nitrogen-containing polymerizable unsaturated monomer having a tertiary amino group and / or a nitrogen-containing heterocyclic group, and a second segment (a2) derived from a polymerizable unsaturated monomer having a polyoxyalkylene chain, a hydrocarbon group-containing acidic compound (B), a pigment (C), and an aqueous solvent (D), and a hydrocarbon group-containing acidic compound (B) having a C5-23 saturated or unsaturated hydrocarbon group (b1) and at least one acid group (b2) selected from the group consisting of a carboxyl group, a phosphate group, a sulfonic acid group, and a phenol group.

This reactive silicon group-containing polyoxyalkylene derivative in which one or both terminals of a polyoxyalkylene chain are blocked with a group represented by structural formula (1) has good curability even if an amine-based compound is used as a curing catalyst, and gives a cured product having excellent yellowing resistance and heat resistance. (In the formula, R1 and R2 each independently represent a hydrogen atom, a C1-10 aliphatic saturated hydrocarbon group or a C6-10 aryl group, each R3 independently represents a C1-10 aliphatic saturated hydrocarbon group or a C6-10 aryl group, and n is an integer of 2-12. The wavy line represents a bond.)

The present invention provides a carbon-fiber-reinforced composite material having excellent tackiness, excellent compatibility with epoxy resins, and excellent interfacial adhesion while being capable of achieving high mechanical strength, and a method for producing a carbon-fiber-reinforced composite material. Provided is a carbon-fiber-reinforced composite material containing: carbon fibers; an epoxy resin; a curing agent; and a polyvinyl acetal resin, the polyvinyl acetal resin including structural units represented by the following formula (1), each R1 in the formula (1) being an alkyl group having a carbon number of 1 or greater:wherein R1s may be the same as or different from each other.

The invention provides composite lithium-based lubricating grease and a preparation method thereof. The composite lithium-based lubricating grease comprises lubricating base oil, a composite lithium-based thickening agent and an additive, wherein the lubricating base oil comprises base oil (I) and base oil (II), and the base oil (I) is a trimethylolpropane ester composition; the trimethylolpropane ester composition comprises the following components: (a) # imgabs0 #, (b) # imgabs1 # and (c) # imgabs2 #, wherein R1, R2 and R3 groups are respectively and differently selected from C4-C9 straight chain or branched chain alkyl groups, and the carbon numbers in the R1, R2 and R3 groups are different from one another; the molar ratio of the component (a) to the component (b) to the component (c) is 1: (1.7-2.3): (0.7-1.3); the base oil (II) is selected from one or more of synthetic oil, mineral oil and vegetable oil. The composite lithium-based lubricating grease provided by the invention has excellent high and low temperature performance, good colloid stability, excellent mechanical stability and excellent oxidation resistance.

The present invention provides a pressure-sensitive adhesive composition suitable for producing a pressure-sensitive adhesive sheet having a low glass transition temperature. The pressure-sensitive adhesive composition according to the present invention includes a β-1,3-glucan derivative G. The β-1,3-glucan derivative G has an acyl group a having a carbon number of 8 or more and an acyl group b having a carbon number different from the carbon number of the acyl group a, and the carbon number of the acyl group b is 8 or more. A pressure-sensitive adhesive sheet 1 according to the present invention is formed from the pressure-sensitive adhesive composition. A laminate 10 according to the present invention includes the pressure-sensitive adhesive sheet 1 and a substrate sheet 2.

This reactive silicon group-containing organopolysiloxane, which contains, per molecule thereof, one group represented by structural formula (1) and bonded to a silicon atom at the end of a linear organopolysiloxane, forms a film having excellent water repellency, water sliding properties, and durability. (In the formula, R1 and R2 each independently represent a hydrogen atom, a C1-C10 aliphatic saturated hydrocarbon group, or a C6-C10 aryl group, R3s each independently represent a C1-C10 aliphatic saturated hydrocarbon group or a C6-C10 aryl group, Z represents an oxygen atom, a C2-C12 alkylene group, or a C8-C12 alkylene arylene group, and a line with a wavy line represents a bond.)

One embodiment of the present invention pertains to a resin composition, a cured object, or an electronic component. The resin composition contains: a polymer (A) having a structural unit represented by formula (a1-1); and a hydrogenated styrene-based thermoplastic elastomer (B). In formula (a1-1), Ra1 represents a divalent group represented by formula (a2), and Ra2 represents a substituted or unsubstituted divalent aromatic heterocyclic group. In formula (a2), Ara1 and Ara2 each independently represent a substituted or unsubstituted aromatic hydrocarbon group, L represents a single bond, -O-, -S-, -N(R8)-, -C(O)-, -C(O)-O-, -C(O)-NH-, -S(O)-, -S(O)2-, -P(O)-, or a divalent organic group, y represents an integer of 0-5, and Ra6 and Ra7 each independently represent a single bond, a methylene group, or an alkylene group having 2-4 carbon atoms.

The sunscreen composition contains 2-51 mass% of a component (A), 9-80 mass% of a component (B), 0.1-14 mass% of a component (C), 0.1-10 mass% of a component (D), 5-40 mass% of a component (E), and 6-57 mass% of a component (F). The mass ratio ((A) / (B)) of the component (A) and the component (B) is 5 / 95-60 / 40.　Component (A): isoparaffin having an average carbon number of 50-250. Component (B): isoparaffin having an average carbon number of 20-24. Component (C): an emulsifier such as a sorbitan fatty acid ester having an HLB of 2-10. Component (D): a polyhydric alcohol that has 2-6 carbon atoms and is dihydric or trihydric. Component (E): an ultraviolet scattering agent. Component (F): water.

The invention relates to the technical field of hydrogen storage of organic aromatic hydrocarbon molecules, in particular to a derivative of a benzopyrrole compound, a preparation method and application of the derivative, a hydrogen storage method and a hydrogen release method. The chemical structural formula of the derivative is selected from one of M1, M2, M3, M4, M5R and M5S, wherein when the chemical structural formula of the derivative is M1, M2, M3, M5R or M5S, A is selected from a saturated alkyl chain with the carbon number of 1-6 or an unsaturated alkyl chain with the carbon number of 2-6; when the chemical structural formula of the derivative is M4, A is selected from a saturated alkyl chain with the carbon number of 1-6, an unsaturated alkyl chain with the carbon number of 2-6 or boron. Compared with azacyclo-organic molecular materials (carbazoles and indoles) which exist in the field of organic hydrogen storage and are massively researched, the azacyclo-aromatic organic molecular material containing the double nitrogen atoms, which can generate a bridging structure between the double nitrogen atoms and can be used for hydrogen storage, is provided for the first time; and the material is large in hydrogen storage capacity and low in melting point.

To provide a sizing agent for a reinforcement fiber which can reduce fuzzing, and a reinforcement fiber obtained from the same.SOLUTION: A sizing agent for a reinforcement fiber contains a resin (A), and a non-ionic surface active agent (B), wherein the non-ionic surface active agent (B) contains the following (poly)oxyalkylene derivative (B1). The (poly)oxyalkylene derivative (B1) represents a compound obtained by adding a total of 1 mol or more and 100 mol or less of at least one alkylene oxide selected from an ethylene oxide and a propylene oxide to 1 mol of alcohol represented by the following general formula (1). In the general formula (1), R1 represents a hydrocarbon group having one or more double bonds and 10 or more and 20 or less carbon atoms.SELECTED DRAWING: None

To provide a protective film composition for dicing which can suppress temporal lowering of absorbance, and can suppress temporal increase in the number of defects, and a wafer manufacturing method and a wafer processing method which use the same.SOLUTION: A protective film composition for dicing contains an ultraviolet absorber containing a compound (1) represented by the following general formula (1), a water-soluble resin, formic acid ions, and water, and the content of the formic acid ions is 300 to 6,000 mass ppm. In the formula, X represents a hydrogen atom, and -OR1; R1 represents a substituted or unsubstituted alkyl group having 1 to 5 carbon atoms; n represents the number of 1 to 5; and m represents the number of 0 to 4.SELECTED DRAWING: None

A toner comprising a toner particle comprising a binder resin, wherein the binder resin comprises an amorphous polyester A and a crystalline polyester C; the amorphous polyester A has an amorphous polyester segment a1 and a2; the amorphous polyester segment a2 has a monomer unit of a specific alcohol a0; the crystalline polyester C is a polymer having a crystalline polyester segment c2 and a crystalline segment c1 bonded to the end of the crystalline polyester segment c2; the crystalline polyester segment c2 has a monomer unit of a specific alcohol b0; an absolute value of a difference between a carbon number of the linear aliphatic polyhydric alcohol a0 and a carbon number of the linear aliphatic polyhydric alcohol b0 is 4 or less; and SP values of the polyester segment a1 and a2, and the crystalline segment c1 and the crystalline polyester segment c2 satisfy specific relationships.

An electrolyte composition includes: a sulfonylimide compound represented by the following general formula (1) as an electrolyte salt; and an amidosulfuric acid component.LiN(X1SO2)(X2SO2)  (1)(where X1 and X2 are identical to or different from each other, and each represent a fluorine atom, an alkyl group with a carbon number of 1 to 6, or a fluoroalkyl group with a carbon number of 1 to 6).

The purpose of the present invention is to provide a dispersant which exhibits excellent dispersibility and in which the water resistance of a coating film obtained therefrom does not decrease even when added to an aqueous coating agent. The present invention is a dispersant characterized by comprising (A) a styrene-maleic acid organic ammonium salt copolymer and (B) an alkylene oxide (C2-4, addition mole number of 3-50 moles) adduct of at least one active hydrogen compound (C4-18) selected from the group consisting of alcohols, carboxylic acids, amines and amides, the active hydrogen compound having a branched alkyl chain having C4-18. The composition molar ratio (s: m) of styrene units (s) and ammonium maleate units (m) constituting the styrene-ammonium maleate copolymer is preferably from 80: 20 to 40: 60. The weight ratio (A: B) of the styrene-ammonium maleate copolymer (A) to the polyoxyalkylene compound (B) is preferably 10: 90 to 90: 10.

To achieve further reduction of environmental impact in a working medium for a refrigeration cycle that contains a fluoroolefin as a refrigerant component and also contains a disproportionation inhibitor.SOLUTION: This working medium for a refrigeration cycle contains, as a refrigerant component, a fluoroolefin in which a disproportionation reaction occurs, and also contains a hydrofluoroolefin with a carbon number of 3 or more, different from the fluoroolefin, as a disproportionation inhibitor that suppresses the disproportionation reaction in the fluoroolefin. The hydrofluoroolefin may be a structure that does not have a perfluoromethyl group (-CF3) or a perfluoromethylene group (-CF2-) in the molecular structure thereof, and may be a structure that has at least one of a methyl group (-CH3), a fluoromethyl group (-CH2F), and a difluoromethyl group (-CHF2) in the molecular structure thereof.SELECTED DRAWING: None

The invention belongs to the field of fluorine-containing resin, and relates to tetrafluoroethylene and perfluoroalkyl vinyl ether copolymer resin and a preparation method thereof. The resin is prepared by adopting a fluorine-containing emulsifier as shown in a formula (1) to carry out tetrafluoroethylene and PAVE monomer emulsion copolymerization in a water-based medium and then carrying out condensation, washing and drying on the emulsion, the structure of the emulsifier is as shown in a general formula (1) Rf1 (OCF2) x-(ORf2) y-OCF (CF3) COOA, in the formula (1), Rf1 is a perfluoro linear alkyl group with the carbon number of 1-2, Rf2 is a perfluoro linear or side chain alkyl group with the carbon number of 2-3, x and y are respectively and independently 0 or 1, and x and y are respectively and independently 0 or 1. X and y are not 0 simultaneously, A is hydrogen atom, alkali metal or NH4, and the residual quantity of the fluorine-containing emulsifier in the formula (1) in the resin is lower than 0.2 ppm.

A borate compound-containing composition soluble in hydrocarbon solvents. A composition containing base A, or a compound having a total carbon number of not less than 8 and represented by the formula (5):wherein R and R′ are each independently an optionally substituted C1-30 alkyl group, an optionally substituted C3-15 cycloalkyl group, or an optionally substituted C6-14 aryl group; anda borate compound represented by the following formula (1):wherein R1, R2, R3 and R4 are each independently a C6-14 aryl group substituted by one or more fluorine atoms or fluoro C1-4 alkyl groups; and[A-H]+ is a base A-derived cation. A method for producing a polymer, by polymerizing at least one kind of monomer selected from the group consisting of olefins and dienes by using the composition A as a cocatalyst.

To provide a 10-membered ring zeolite catalyst with which aromatic compounds such as benzene, toluene, xylene, and the like can be produced from a raw material alcohol having 1 to 4 carbon atoms with high selectivity.SOLUTION: A 10-membered ring zeolite catalyst is obtained by a hydrothermal reaction of a raw material mixture containing water, a silicon source, an aluminum source, a hydroxide and a branched alcohol, in which the hydroxide is one or more selected from a group consisting of an alkali metal hydroxide and an alkaline earth metal hydroxide, and the branched alcohol has 5 or more carbon atoms and further has a quaternary carbon. The 10-membered ring zeolite catalyst is used for production of an aromatic compound from a raw material alcohol having 1 to 4 carbon atoms.SELECTED DRAWING: None

Provided is an organic EL element having a low voltage, high efficiency, and a long service life. Specifically disclosed are: a host material for an organic EL element, which is represented by general formula (1); an organic EL element that uses the host material; and a method for producing the organic EL element. Ring G is an aromatic ring represented by formula (1a), and ring H is a heterocyclic ring represented by formula (1b). D represents deuterium, and Ar1 represents a substituted or unsubstituted aromatic hydrocarbon group having 6-18 carbon atoms, a substituted or unsubstituted aromatic heterocyclic group having 3-17 carbon atoms, or a substituted or unsubstituted linked aromatic group obtained by linking two of these aromatic groups. (In the formula, a-f, x, and y represent substituents, a, b, d, e, and z each independently represent an integer of 0-4, c and f each independently represent an integer of 0-5, x represents an integer of 0-2, y represents an integer of 0-12, and at least one of a-f is 1 or more. M and n represent the number of repetitions, m represents an integer of 0-4, and n represents an integer of 2-4. # imgabs0 #

The present invention is a polyimide resin, which has: a structural unit A derived from a tetracarboxylic dianhydride and a structural unit B derived from a diamine, wherein the structural unit A includes: at least one structural unit selected from the group consisting of a structural unit (A1) derived from a compound represented by the following formula (a1) and a structural unit (A2) derived from a compound represented by the following formula (a2), and the structural unit B includes: at least one structural unit (B1) selected from the group consisting of a structural unit derived from a compound represented by the following formula (b11), a structural unit derived from a compound represented by the following formula (b12), and a structural unit derived from a compound represented by the following formula (b13); and, at least one structural unit (B2) selected from the group consisting of a structural unit derived from a compound represented by the following general formula (b21) and a structural unit derived from a compound represented by the following general formula (b22), and the molar ratio of the structural unit (B1) to the structural unit (B2) [(B1) / (B2)] is 45 / 55 to 75 / 25. The present invention provides: a polyimide resin, a polyimide resin composition, a polyimide varnish and a polyimide film capable of forming a film having excellent transparency, optical isotropy and ductility. (wherein, R 1 and R 2 Each independently represents a methyl group or a trifluoromethyl group, X 1 ~X 4 Each independently represents a single bond, an alkylene group having 1 to 5 carbon atoms, an alkylidene group having 2 to 5 carbon atoms, -S-, -SO-, -SO 2 ‑, ‑O‑, or ‑CO‑. )

A method for forming a photoresist pattern includes: (i) a step of forming a photoresist film on a support using a photoresist composition; (ii) a step of exposing the photoresist film; and (iii) a step of developing the exposed photoresist film to form a photoresist pattern, characterized in that the photoresist composition contains: a resin (A) whose solubility in the developer changes due to the action of an acid, an acid-generating agent (B) that generates acid upon exposure, a photodegradable alkali (D1), a solvent (S), and a compound (X) represented by the following formula (x-1), wherein the amount of solvent remaining in the photoresist film formed in step (i) is 910 ppm or more, wherein R 1 ~R 4 It is a hydroxyl group or an alkyl group having 1 to 5 carbon atoms, R 5 and R 6 It is a hydrogen atom, an alkyl group having 1 to 5 carbon atoms, or an alkyl group having 1 to 10 carbon atoms obtained by substitution with a hydroxyl group.

An object is to provide a method of producing a carboxylic acid fluoride at an increased product yield in a reaction system without forming HCl as a by-product, in other words, without forming a complex between HCl and a carboxylic acid fluoride as a product.The method comprising reacting a carboxylic acid chloride with a metal fluoride. In this production method, the carboxylic acid is a carboxylic acid having a carbon number of 1 to 7, the carboxylic acid is a carboxylic acid substituted with fluorine, or the carboxylic acid is trifluoroacetic acid.

An amido group-containing monomer composition contains 80.00 to 99.99 mass % of an amido group-containing monomer (a) of the following formula (1) and 0.01 to 20.00 mass % of a metal chelate complex (b) having carbonyl group as a ligand:wherein R1 represents a hydrogen atom or a methyl group, R2 represents a hydrocarbon group having a carbon number of 1 to 6, R3 represents a hydrocarbon group having a carbon number of 1 to 23, and R4 represents hydrogen or a methyl group.

The present invention provides a hair dyeing method which comprises a step 1 and a step 2 in this order, and does not comprise a step for rinsing hair between the step 1 and the step 2, and comprises a step for rinsing hair after the step 2: step 1: a step for applying an agent A to hair, the agent A having a pH value of 8-11 and containing the following components (a1) and (a2): (a1) a compound represented by general formula (1) or a salt thereof; the dashed line represents the presence or absence of a pi bond, R1 represents a hydroxyl group or an acetoxy group, R2 represents a hydrogen atom or-COOR (R represents a hydrogen atom, a methyl group or an ethyl group), and R3 represents a hydrogen atom, an acetyl group, a methyl group or an ethyl group); (a2) an alkaline agent; step 2: A step for applying agent B to hair, said agent B containing the following component (b): (b) alkali metal salt or alkaline earth metal salt selected from among organic acid salts or inorganic salts having 6 or less carbon atoms # imgabs0 #

Provided are: a bubble-containing hydraulic composition in which the specific gravity of a bubble-containing hydraulic composition hardened body is low, and the diameter of bubbles in the bubble-containing hydraulic composition hardened body is large; and a method for producing the bubble-containing hydraulic composition hardened body. Provided is a bubble-containing hydraulic composition containing a hydraulic powder, water, and (A) an alkyl or alkenyl sulfate ester or a salt thereof (hereinafter referred to as component (A)), the present invention is characterized by containing (A1) an alkyl or alkenyl sulfate having a C10 alkyl or alkenyl group or a salt thereof (hereinafter referred to as component (A1)) and (A2) an alkyl or alkenyl sulfate having a C12 alkyl or alkenyl group or a salt thereof (hereinafter referred to as component (A2)), the total content of component (A1) and component (A2) in component (A) being 99 mass% or more. The mass ratio (A1) / (A2) of the content of the component (A1) to the content of the component (A2) is 0.2-2.4 (inclusive).

This invention relates to: an aliphatic polyester containing structural units (a1) derived from an aliphatic diol having alkyl branches and a main chain having 3 or more carbon atoms and structural units (a2) derived from an aliphatic dicarboxylic acid, and satisfying specific conditions; a resin composition comprising the aliphatic polyester and a molded article thereof; a method for manufacturing the aliphatic polyester satisfying the specific structure and conditions; a block copolymer satisfying the specific structure and conditions; a resin composition comprising the block copolymer and a molded article thereof; and a method for manufacturing the block copolymer satisfying the specific structure and conditions (the specific structures and conditions are as described in the specification).