Abstract:
PROBLEM TO BE SOLVED: To provide a method for forming a GaN substrate which is useful for forming homoepitaxial LED, LD, a photodetector or an electronic device.SOLUTION: The device includes at least one epitaxial semiconductor layer disposed on a single crystal substrate composed of gallium nitride having dislocation density less than about 10per cm, substantially no tilt grain boundary, and an oxygen impurity level of less than 10cm. The electronic device may be in the form of lighting applications such as light emitting diode (LED) and laser diode (LD) applications and devices such as GaN-based transistors, rectifiers, thyristors, and cascode switches, and the like. Also provided is the method for forming a single crystal substrate composed of gallium nitride having the dislocation density less than about 10per cm, substantially no tilt grain boundary, and the oxygen impurity level of less than 10cm, and homoepitaxially forming at least one semiconductor layer on the substrate, and the electronic device.
Abstract:
PROBLEM TO BE SOLVED: To provide a self-adhesive polyorganosiloxane composition having high adhesive strength to noble-metal substrates, such as Ag or Au.SOLUTION: The self-adhesive polyorganosiloxane composition contains: (A) 100 pts.wt. of polyorganosiloxane having an alkenyl group; (B) polyorganohydrogen siloxane with the number of 0.1-4.0 pieces of hydrogen atoms per alkenyl group in the component (A); (C) a catalytic amount of a platinum-based catalyst; and (D) as an adhesiveness-imparting agent, (D1) 0.05-5 pts.wt. of an isocyanuric acid derivative having a dialkoxysilyl group and having at least one group selected from an epoxy group, a glycidoxy group, a crosslinkable vinyl group, and a hydrosilyl (Si-H) group.
Abstract:
PROBLEM TO BE SOLVED: To provide a hair cosmetic which can impart excellent senses of use, such as a hair tip-collected sense and a smooth finger-passing sense, can give relative characteristics comprising the flexibility and stiffness of hair, and does not give a dry sense and a stiff sense, even when continuously used.SOLUTION: The hair cosmetic comprises component (A): a both end long chain alkyl-side chain amino-modified organopolysiloxane represented by general formula (1) (wherein, Ris 12-30C straight chain or branched chain alkyl; Ris a substituted or non-substituted 1-6C monovalent hydrocarbon group; Ris 3-aminopropyl or N-(2-aminoethyl)-3-aminopropyl; x is an integer of 1-2,000; y is an integer of 1-100); component (B) a specific branched type polyglycerol-modified silicone; and component (C) a protein hydrolyzate.
Abstract translation:要解决的问题:提供一种能够赋予头发收集感和平滑手指感等优异使用感的头发化妆品,能够赋予包含毛发的柔软性和刚度的相对特性, 即使连续使用也不会产生干涩感和僵硬感。 解决方案:毛发化妆品包含组分(A):由通式(1)表示的两端长链烷基 - 侧链氨基改性的有机基聚硅氧烷(其中,R 1 SP >是12-30℃的直链或支链烷基; R 2是取代或未取代的1-6C单价烃基; R 3 = SP POST =“POST”> 3 N-氨基丙基或N-(2-氨基乙基)-3-氨基丙基; x为1-2000的整数; y为1-100的整数); 成分(B)特定的支链型聚甘油改性硅酮; 和组分(C)蛋白质水解产物。 版权所有(C)2013,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a hair cosmetic which can impart excellent senses of use, such as a sense of hair collected to even the tips of the hair, a damp moist sense free from stickiness, and a dry smooth finger-passing sense, can give flexibility to even the tips of the hair, and does not give a dry sense and a stiff sense, even when continuously used.SOLUTION: The hair cosmetic comprises a both end long chain alkyl-side chain amino-modified organopolysiloxane represented by general formula (1) (wherein, Ris 12-30C straight chain or branched chain alkyl; Ris a substituted or non-substituted 1-6C monovalent hydrocarbon group; Ris 3-aminopropyl or N-(2-aminoethyl)-3-aminopropyl; x is an integer of 1-2,000; y is an integer of 1-100), a branched chain type polyglycerol-modified silicone represented by formula (2) (wherein, Ris a branched polyglycerol chain; n is an integer of 0-10,000), and a vegetable oil.
Abstract:
PROBLEM TO BE SOLVED: To provide a solvent resistant silicone rubber composition forming, by curing, cured products excellent in not only heat resistance, cold resistance, weather resistance and electrical insulation of silicone rubber features but also solvent resistance.SOLUTION: The solvent resistant silicone rubber composition comprises: (A) 100 pts.wt. of linear polyorganosiloxane represented by formula (I); (B) polyorganohydrogensiloxane, having >2 hydrogen atoms bonded to silicon atoms in a molecule, in which the number of hydrogen atoms bonded to silicon atoms is 0.5-10.0 per alkenyl group present in polyorganosiloxane (A); (C) a platinum group metal compound of such an amount as a platinum group metal atom is 0.1-1,000 ppm by weight per the amount of (A); and (D) 20-200 pts.wt. of a mica powder of a mean particle size of 1-100 μm and of an aspect ratio of 10-500.
Abstract:
PROBLEM TO BE SOLVED: To provide a new composition including components in personal care formulations that have improved spreadability and substance as a consequence of a unique particle size distribution.SOLUTION: The composition comprising a hydrosilylation addition product of a linear alkenyl functionalized polyorganosiloxane and an organohydrogen siloxane stabilize non-aqueous emulsions utilizing non-aqueous organic hydroxylic solvents and when dispersions of the addition product in a carrier solvent are subjected to a particle size reduction process that includes flow induced shearing.
Abstract:
PROBLEM TO BE SOLVED: To provide a method of manufacturing an ultraviolet curing type silicone resin composition which excels in stability and shows excellent transparency not only immediately after the production but over time (for instance, after the storage of two weeks).SOLUTION: The method of manufacturing an ultraviolet curing type silicone resin composition including: (A) a polyorganosiloxane which contains a mercapto alkyl group bonding to a silicon atom; (B) an organopolysiloxane which contains an aliphatic unsaturated group bonding to a silicon atom; (C) a photoreaction initiator; and (D) a silane compound which contains an aliphatic unsaturated group, is characterized in that heat-treating is performed at 80-180°C after at least (A) and (B) are mixed.
Abstract:
PROBLEM TO BE SOLVED: To provide new compositions which provide for components in personal care formulations that have improved spreadability and substance as a consequence of a unique particle size distribution.SOLUTION: Compositions comprising the hydrosilylation addition product of a linear alkenyl functionalized polyorganosiloxane and an organohydrogen siloxane stabilize non-aqueous emulsions utilizing non-aqueous organic hydroxylic solvents. Dispersions of the addition product in a carrier solvent are subjected to a particle size reduction process that includes flow-induced shearing.
Abstract:
PROBLEM TO BE SOLVED: To provide a polyorganosiloxane composition that is excellent in high extensibility and is also excellent in resistance to warm water soaking.SOLUTION: (A) 100 pts.wt. of specific room temperature curable polyorganosiloxane composition is mixed with (B) 0.05-15 pts.wt. of a curing catalyst, (C) 0.05-50 pts.wt. of a cyclic polyorganosiloxane containing a long-chain alkyl group and a hydrolyzable group, and (D) 0.05-50 pts.wt. of impalpable silica powder surface-treated with alkylchlorosilane.
Abstract:
PROBLEM TO BE SOLVED: To provide a new adhesion improver having a high effect on adhesion improvement. SOLUTION: The adhesion improver comprises a product obtained by mixing and reacting (A) an amino group-containing alkoxysilane represented by formula: Z-NH-R 1 -SiR 2 m (OR 3 ) 3-m with (B) an epoxy group-containing alkoxysilane represented by general formula: Q-R 7 -SiR 8 p (OR 9 ) 3-p at a ratio such that a molar ratio of (A):(B) is 1:0.5 to 1:2. Wherein, R 1 and R 7 are each a bivalent hydrocarbon group; R 2 and R 8 are each a monovalent hydrocarbon group; R 3 and R 9 are each an alkyl group or an alkoxyalkyl group; Z is an alkyl group or a monovalent group represented by formula: -R 4 -SiR 5 n (OR 6 ) 3-n ; provided that R 4 is a bivalent hydrocarbon group, R 5 is a monovalent hydrocarbon group, and R 6 is an alkyl group or an alkoxyalkyl group; and m, n, and p are each 1 or 0. COPYRIGHT: (C)2011,JPO&INPIT