Abstract: A new method for producing a thioester group-containing organosilicon compound by a convenient reaction with dramatically improved workability generating reduced byproduct is provided. The method comprises reacting an organosilicon compound having a hydrolyzable silyl group and mercapto group with a carboxylic anhydride. Also provided are an organosilicon compound having a hydrolyzable silyl group, a thioester group, and carboxyl group in the same molecule capable of remarkably reducing hysteresis loss of the cured rubber composition; a compounding agent for rubber containing such organosilicon compound; a rubber composition prepared by blending such compounding agent for rubber; and a tire produced by using the cured rubber composition are also provided.

Abstract: A method for producing a sulfur-containing organosilicon compound capable of dramatically reducing hysteresis loss of the cured rubber composition and improving abrasion resistance and its production method are provided. A compounding agent for rubber containing the sulfur-containing organosilicon compound, a rubber composition prepared by blending such compounding agent for rubber, and a tire produced by using the cured rubber composition are also provided. The sulfur-containing organosilicon compound has a hydrolyzable silyl group, amino group, and mercapto group.

Abstract: An organosilicon compound is provided comprising an organic functional radical having a photopolymerizable double bond linked to a hydrolyzable radical-bonded silicon atom via a divalent organic radical containing a urea bond. Due to the inclusion of amide, urethane or urea bond structure and a photopolymerizable functional radical, the organosilicon compound has excellent compatibility with resins. The method is capable of preparing the organosilicon compound having a minimal chlorine content.

Abstract: Disclosed are a radiation-polymerizable functional group-containing organosilicon compound, including (A) a norbornane skeleton structure, (B) a hydrolyzable silyl group bonded directly to the norbornane skeleton structure, and (C) a radiation-polymerizable functional group bonded to the norbornane skeleton structure, either directly or via a carbon atom, a hetero atom, or a combination thereof, and a method of producing the radiation-polymerizable functional group-containing organosilicon compound. Also disclosed are a haloalkyl group-containing organosilicon compound, including (D) a norbornane skeleton structure, (E) a hydrolyzable silyl group bonded directly to the norbornane skeleton structure, and (F) a haloalkyl group, which is bonded directly to the norbornane skeleton structure and either contains or does not contain a hetero atom, and a method of producing the haloalkyl group-containing organosilicon compound.

Abstract: A melamine skeleton-bearing organosilicon compound has a film forming ability, water solubility and compatibility with resins. It is prepared by reacting cyanuric chloride with a primary and/or secondary amine compound and neutralizing with a base.

Abstract: A power feeding apparatus for a slidable structural body includes a link arm which is provided on one of the slidable structural body and a fixed structural body so as to be pivotally moved in a harness surplus length-absorbing direction of a wire harness, a harness holding portion provided on a distal end side of the link arm, and a harness fixing portion provided on the other of the slidable structural body and the fixed structural body. The link arm is formed so as to be expanded and contracted in a longitudinal direction of the link arm. The wire harness is installed to extend from the harness holding portion to the harness fixing portion.

Abstract: A polyglycidyl ether compound having a plurality of epoxy groups and a hydroxy group in the molecule is reacted with a silane coupling agent having an isocyanate group, and specifically the hydroxyl group on the polyglycidyl ether compound is reacted with the isocyanate group on the silane coupling agent. Then an organosilicon compound having a plurality of epoxy groups per alkoxysilyl group is synthesized wherein the ratio of epoxy groups to alkoxysilyl groups may be adjusted as desired. The resulting organosilicon compound is useful as a primer and resin modifier.

Abstract: A hydrosilylation method is provided. In this hydrosilylation method, silylation of the carbon atom other than the terminal carbon atom and generation of the by-product isomer by internal migration of the double bond are suppressed without sacrificing the hydrosilylation reactivity, even if an olefin compound having tertiary amine atom which can be a catalyst poison was used. In the hydrosilylation, an olefin compound having carbon-carbon unsaturated bond, and a compound having hydrogensilyl group are reacted in the presence of an acid amide compound, a nitrile compound and an aromatic hydroxyl compound, or an organoamine salt compound, by using catalytic action of platinum and/or its complex compound.

Abstract: A power feeding apparatus for a slidable structural body includes a link arm which is provided on one of the slidable structural body and a fixed structural body so as to be pivotally moved in a harness surplus length-absorbing direction of a wire harness, a harness holding member which is provided on a distal end side of the link arm so as to be pivotally moved in a harness pulling direction of the wire harness, and a harness fixing portion provided on the other of the slidable structural body and the fixed structural body, and wire harness is installed to extend from the harness holding member to the harness fixing portion.

Abstract: A power feeding device for a slide structure, which includes a link arm turnably provided to one of a slide structure and a fixed structure in a direction to absorb a surplus length of a wire harness, and a harness holding portion provided to a top end side of the link arm. The wire harness is provided from the harness holding portion to a harness fixing portion of the other of the slide structure and the fixed structure, is employed. The link arm is energized by a resilient member. A harness guide is provided along the link arm, and an electric wire portion of the wire harness is provided along the harness guide so as to have a surplus length. A frame-like guide case into which the wire harness is inserted in a turning direction of the link arm is provided.

Abstract: A cohydrolyzate and/or (partial) cohydrolytic condensate obtained from hydrolysis of (i) an epoxy-containing silane coupling agent, (ii) an organosilicon compound having at least two hydrolyzable silyl groups, and (iv) another hydrolyzable silyl group-containing organosilicon compound in the presence of (iii) an aqueous silica sol is dissolved and/or dispersed in water to form an aqueous siloxane coating composition having an alcohol content of up to 5% by weight. The composition is stable during storage at room temperature and able to form a cured coat which exerts satisfactory water resistance and corrosion control.

Abstract: Disclosed are a radiation-polymerizable functional group-containing organosilicon compound, including (A) a norbornane skeleton structure, (B) a hydrolyzable silyl group bonded directly to the norbornane skeleton structure, and (C) a radiation-polymerizable functional group bonded to the norbornane skeleton structure, either directly or via a carbon atom, a hetero atom, or a combination thereof, and a method of producing the radiation-polymerizable functional group-containing organosilicon compound. Also disclosed are a haloalkyl group-containing organosilicon compound, including (D) a norbornane skeleton structure, (E) a hydrolyzable silyl group bonded directly to the norbornane skeleton structure, and (F) a haloalkyl group, which is bonded directly to the norbornane skeleton structure and either contains or does not contain a hetero atom, and a method of producing the haloalkyl group-containing organosilicon compound.

Abstract: Disclosed are a radiation-polymerizable functional group-containing organosilicon compound, including (A) a norbornane skeleton structure, (B) a hydrolyzable silyl group bonded directly to the norbornane skeleton structure, and (C) a radiation-polymerizable functional group bonded to the norbornane skeleton structure, either directly or via a carbon atom, a hetero atom, or a combination thereof, and a method of producing the radiation-polymerizable functional group-containing organosilicon compound. Also disclosed are a haloalkyl group-containing organosilicon compound, including (D) a norbornane skeleton structure, (E) a hydrolyzable silyl group bonded directly to the norbornane skeleton structure, and (F) a haloalkyl group, which is bonded directly to the norbornane skeleton structure and either contains or does not contain a hetero atom, and a method of producing the haloalkyl group-containing organosilicon compound.

Abstract: A melamine skeleton-bearing organosilicon compound has a film forming ability, water solubility and compatibility with resins. It is prepared by reacting cyanuric chloride with a primary and/or secondary amine compound and neutralizing with a base.

Abstract: A method of producing an organosilylamine containing a radiation-polymerizable functional group that is useful as a surface treatment agent is provided. The method includes reacting an organosilylamine containing a haloalkyl group, and at least one salt having a radiation-polymerizable functional group selected from the group consisting of alkali metal salts of organic acids having a radiation-polymerizable functional group and alkaline earth metal salts of organic acids having a radiation-polymerizable functional group, at a temperature within a range from 50 to 150° C. An organosilylamine containing a radiation-polymerizable functional group composed of a specific silazane unit is also provided.

Abstract: A water-soluble silicon-containing polymer is provided comprising recurring units having formula (1) wherein 10?m?260, 1?n?100, X is an alkylene chain which may have an alkyl substituent, R is H, alkyl or acetyl, and “a”=1, 2 or 3. The polymer has more than one primary amino group per hydrolyzable silyl group, affording an increased number of reaction sites with organic resins and forming a firm bond therewith.

Abstract: A photocurable and thermosetting coating composition which is solventless and liquid at room temperature is provided. This coating composition provides scratch resistance, crack resistance, smudge resistance, and removability of oil-base felted markers by wiping with the underlying substrate, and this coating composition contains a silicone resin represented by: (R1R2R3SiO1/2)a(R4R5SiO2/2)b(R6SiO3/2)c(SiO4/2)d(O1/2X)e??(1) wherein X is hydrogen atom or an alkyl group; R1 to R6 are respectively at least one monovalent organic group which is a monovalent aliphatic hydrocarbon group or a monovalent aromatic hydrocarbon group optionally substituted with a substituent such as a poly(hexafluoropropylene oxide) structure-containing group; a, b, d, and e are 0 or a positive number; c is a positive number; and a+b+c+d is 1. The silicone resin contains at least one group represented by: CH2?C(R7)COOCH2—??(2) wherein R7 is hydrogen atom or methyl group.

Abstract: An organosilicon compound is provided comprising an organic functional radical having a photopolymerizable double bond linked to a hydrolyzable radical-bonded silicon atom via a divalent organic radical containing a urea bond. Due to the inclusion of amide, urethane or urea bond structure and a photopolymerizable functional radical, the organosilicon compound has excellent compatibility with resins. The method is capable of preparing the organosilicon compound having a minimal chlorine content.

Abstract: A coating composition comprising an organopolysiloxane having a triazine-thiol radical is coated onto a film substrate to form a gas barrier layer having improved properties including gas barrier, adhesion, flexibility, flexing resistance, and transparency.

Abstract: A power feeding device for a slide structure, which includes a link arm 6 turnably provided to one of a slide structure 2 and a fixed structure 11 in a direction to absorb a surplus length of a wire harness, and a harness holding portion 19 provided to a top end side of the link arm. The wire harness 9 is provided from the harness holding portion to a harness fixing portion 12 of the other of the slide structure and the fixed structure, is employed. The link arm is energized by a resilient member 7, 22, or 26. A harness guide 8 is provided along the link arm 6, and an electric wire portion 13 of the wire harness is provided along the harness guide so as to have a surplus length. A frame-like guide case 3 into which the wire harness is inserted in a turning direction of the link arm 6 is provided.