Abstract:
PROBLEM TO BE SOLVED: To provide a curing agent for an epoxy resin.SOLUTION: There is provided a specific phenol compound having a group of formula (1), a group of formula (2) and having a group of formula (2) and a group of formula (3). In formula (1), Rs are the same or different and each represents a 1-4C alkyl or 6-10C aryl; Xrepresents a group represented by general formula (4); and a denotes a number of 3-6. In formula (2), Rs are the same or different and each represents a 1-4C alkyl or 6-10C aryl; Xrepresents a group represented by general formula (4); and b denotes a number of 2-5. In formula (3), c denotes a number of 1-5, provided that b-c is a number of 0-4; R, Xand b are as defined in formula (2). In formula (4), Rrepresents a 2-10C bivalent saturated aliphatic hydrocarbon group; Rrepresents 1-4C alkyl; d denotes a number of 1-2; and e denotes a number of 0-3.
Abstract translation:要解决的问题:提供环氧树脂的固化剂。 提供具有式(1)的基团,式(2)的基团和具有式(2)的基团和式(3)的基团的特定的酚化合物。 在式(1)中,R“相同或不同,各自表示1-4C烷基或6-10C芳基; X 1 SP>表示通式(4)表示的基团。 a表示3-6。 在式(2)中,R“相同或不同,各自表示1-4C烷基或6-10C芳基; X 2 SP>表示由通式(4)表示的基团。 b表示2-5。 在式(3)中,c表示1-5的数,条件是b-c为0-4的数; R 2 SP>,X 2 SP>和b如公式(2)中定义。 在式(4)中,R 3 SP>表示2-10C二价饱和脂族烃基; R 4 SP>表示1-4C烷基; d表示1-2的数; e表示0-3的数。 版权所有(C)2013,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a silicon-containing curable composition which scarcely causes discoloration due to light deterioration and thermal deterioration, is rigid, has less dust attachment, and is useful as a sealant for electric or electronic materials, and, inter alia, light emitting devices. SOLUTION: The silicon-containing curable composition contains: (A) a prepolymer having not less than two Si-H groups in one molecule obtained by hydrosilylating (a-1) a compound having not less than two Si-H groups in the molecule and (a-2) an unsaturated compound having an alicyclic structure, an ether group, and not less than two carbon-carbon double bonds in one molecule reactive with the Si-H groups in the compound (a-1) in a ratio at which not less than two Si-H groups are left in one molecule after the reaction; (B) a cyclic siloxane compound having not less than two carbon-carbon double bonds in one molecule reactive with the Si-H groups; and (C) a hydrosilylating catalyst. COPYRIGHT: (C)2010,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide an optical fiber that is usable for a temperature sensor system etc. in a high temperature environment and excellent in heat resistance, and a manufacturing method for the same.SOLUTION: An optical fiber includes, on an outer periphery of a glass fiber made up of a core part and a cladding part, a heat-resistant coating layer made of by crosslinking an energy curable resin composition including a silicon compound. The silicon compound included in the energy curable resin composition of the coating layer at the outermost layer thereof contains 10-30 mass% of a cyclic silicone portion.
Abstract:
PROBLEM TO BE SOLVED: To provide a method for manufacturing a polymer light guide having an excellent flexibility even when a layer of photosensitive polymer material is formed by DFR method.SOLUTION: A method for manufacturing a light guide 11 comprises a step of forming a core material layer 7 by laminating a dry film 2 comprising photosensitive polymer material formed on a support film 1 onto a surface of a lower cladding layer 5 by thermocompression under reduced pressure, a step of peeling the support film 1 on the core material layer 7, a step of heat-treating the core material layer 7 for smoothing the surface, and a step of pattern-exposing the heat-treated core material layer 7 for forming a core part 9 with a predetermined pattern.
Abstract:
PROBLEM TO BE SOLVED: To provide a silicon-containing curable composition excellent in a handling property and a curing property in which an obtained cured article is excellent in heat-resistance and flexibility. SOLUTION: The curable composition comprises a silicon-containing compound represented by general formula (1), the compound in which Z is a hydrogen atom in general formula (1), the compound in which Z is a 2-4C alkenyl group or an alkynyl group in general formula (1), and a hydrosilylated reaction catalyst. In the formula, R a -R g are a 1-12C saturated aliphatic hydrocarbon group or a 6-12C aromatic hydrocarbon group (however, R e and R f do not simultaneously become the 1-12C saturated aliphatic hydrocarbon group), Y is a 2-4C alkylene group, Z is a hydrogen atom or a 2-4C alkenyl group or an alkynyl group, K is an integer of 2-7, T is an integer of 1-7, and P is an integer of 0-3. M and N are N:M=1:1 to 1:100, are the number in which total of all Ms and all Ns becomes 15 or higher, and are the number in which a mass average molecular weight of the compound is made to 3,000-1,000,000. COPYRIGHT: (C)2009,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a curable composition excellent in a handling property and a curing property in which an obtained cured article is excellent in transparency and flexibility. SOLUTION: The curable composition comprises a silicon-containing compound represented by general formula (1), the compound in which Z is a hydrogen atom in general formula (1), the compound in which Z is a 2-4C alkenyl group or an alkynyl group, and a hydrosilylated reaction catalyst. In the formula, R a -R d are a 1-12C saturated aliphatic hydrocarbon group, R e is a 1-12C saturated aliphatic hydrocarbon group or a 6-12C aromatic hydrocarbon group, Y is a 2-4C alkylene group, Z is a hydrogen atom or a 2-4C alkenyl group or an alkynyl group, K is an integer of 2-7, T is an integer of 1-7, P is an integer of 0-3, and M is the number in which the mass average molecular weight of the silicon-containing compound is made to 3,000-1,000,000. COPYRIGHT: (C)2009,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a curable composition capable of obtaining the corresponding cured product with hardness and adhesiveness, and supressed in development of debonding and cracks even if heated to 260°C as a lead-free solder reflow temperature, thus maintaining its own adhesiveness.SOLUTION: A curable composition comprises: (A) a siloxane compound having in the molecule at least three SiH groups; (B) a siloxane compound having in the molecule at least two alkenyl groups reactive with SiH group; and (C) a hydrosilylating catalyst. In this curable composition, the molar ratio of the SiH groups to the alkenyl groups reactive with the SiH groups is 2-15; and the excess amount of the content of the SiH groups based on that of the alkenyl groups reactive with the SiH groups is at least 2 mmol/g.
Abstract:
PROBLEM TO BE SOLVED: To provide a silicon-containing curable composition which eliminates cissing to have sufficient adhesion even to a polyimide resins and is suitably used as an electric or electronic material, particularly as a sealing medium for luminous elements. SOLUTION: The silicon-containing curable composition contains: a compound (H-2) having two or more Si-H groups in the molecule, obtained by the hydrosilylation of a compound (V-1) represented by formula (1) (wherein R 1 is a 2-10C organic group having a carbon-carbon double bond having reactivity with an Si-H group and R 2 is a 1-10C organic group) and a compound (H-1) having two or more Si-H groups in the molecule; a prepolymer (V-3) having two or more carbon-carbon double bonds having reactivity with an Si-H group in the molecule, obtained by the hydrosilylation of a cyclic siloxane compound (V-2) having two or more carbon-carbon double bonds reactive with an Si-H group in the molecule and/or the compound (V-2) and a compound (H-3) having two or more Si-H groups in the molecule; and a hydrosilylation catalyst. COPYRIGHT: (C)2010,JPO&INPIT