Dow Corning Asia Limited

Dow Corning Japan Ltd.

Daikin Industries, Ltd.

Dow Corning Corporation

Dow Corning S.a.

Mamoru Tachikawa

Brian Robert Harkness

Kasumi Takei

Kasumi Takeuchi

Peter Cheshire Hupfield

Toshio Saruyama

Tetsuya Masutani

Don Lee Kleyer

Tomohiro Yoshida

Masahiko Maeda

Yasuo Itami

Francois De Buyl

Hiroshi Adachi

Yasushi Sugiura

Yoshinori Taniguchi

Kazutoshi Okabe

Luo Cheng Zhang

Kasumi Takeuchi Kasumi Takei

Tetsuya Mastutani

A surface treatment composition comprises a polyfluoropolyether silane. The polyfluoropolyether silane and the surface treatment composition are produced by reacting a perfluoropolyether-containing compound and a hydrosilane in the presence of a hydrosilylation catalyst and an isomer reducing agent.

Surface treatment composition, method of producing the surface treatment composition, and surface-treated article

A moisture curable composition capable of cure to an elastomeric body, comprising a polymeric material having not less than two hydroxyl or hydrolyzable groups an alkoxysilane curative and a catalyst comprising:

Organosiloxane compositions

A method of preparing an organosilicon compound comprising effecting a hydrosilylation reaction between (a) unsaturated compounds with terminal unsaturated groups and (b) silane compounds described by formula HSiR,W,, where W is selected from the group consisting of C,to C,alkoxy groups, C,to C,aryloxy groups, and halogen atoms, R,is an organic group, and m is 0, 1, or 2 in the presence of (c) a platinum catalyst and (d) an auxiliary catalyst selected from the group consisting of (1) silyl esters of acids derived from oxo acids of sulfur; (2) amide compounds having N&mdash;Si bonds; (3) urea compounds; (4) silyl esters of carbamic acid; (5) phosphoric acid compounds; and (6) cyclic compounds selected from the group consisting of (i) hydroxypyridine compounds, (ii) 8-hydroxyquinoline compounds, (iii) oxazolidinone compounds, and (iv) N-hydroxysuccinimide compounds.

Method of preparing an organosilicon compound

A hydrosilylation reaction method that achieves high catalytic activity and stability, and improves the positional selectivity of the hydrosilylation reaction product. The method comprises reacting an unsaturated compound selected from the group consisting of aromatic vinyl compounds and allyl halides with a silicon compound having hydrosilyl groups described by formula HSiR,(Z),, where n&equals;0, 1, or 2, R is a hydrocarbon group and Z is selected from the group consisting of a silamino group, siloxy group, and siloxanoxy group in the presence of a carboxylic acid compound, a silyl ester of a sulfonic acid, and a platinum catalyst.

Method for manufacturing silicon compound having substituents bonded to silicon atoms via Si-C bonds

Ultraviolet-curable polysiloxane composition and method for the formation of cured patterns therefrom

A method for making a hydrocarbon oxysilyl functional polymer, which is important as a modified silicone or silicone-modified polymer, by a hydrosilylation reaction between a hydride (hydrocarbonoxy)silane compound having SiH functional groups and a polymer having olefinic or acetylenic unsaturated groups in the presence of a carboxylic acid and a catalytic amount of platinum or a platinum compound.

Method for manufacturing hydrocarbon oxysilyl functional polymer

A method for synthesizing silicon compounds that contain a substituent bonded to silicon through a Si&mdash;C bond comprising a platinum-catalyzed hydrosilylation reaction between SiH-substituted silicon compounds and unsaturated group-functional organic compounds or unsaturated group-functional organosilicon compounds and exhibits a high catalyst activity and stability and affords a high positional selectivity in the hydrosilylation reaction product.

Method for synthesizing silicon compounds that contain a substituent bonded to silicon through a silicon-carbon linkage

A method for synthesizing organosilicon compounds that contain a functional group bonded to silicon across the Si--C bond. The method comprises reacting an unsaturated group-functional organic compound or unsaturated group-functional organosilicon compound with a hydro(hydrocarbonoxy)silane compound, where the reaction is carried out in the presence of a platinum catalyst.

Method for synthesizing organosilicon compounds that contain a

The present invention provides a curable composition which comprises (A) a base-generating substance which generates a base when exposed to the action of ultraviolet light, (B) a siloxane polymer which has silicon-hydrogen bonds (Si--H) capable of reacting with hydroxy groups under the effect of the base to form silicon-oxygen bonds (Si--O) and hydrogen molecules (H.sub.2), and (C) an acid substance. This composition is cured by irradiation with ultraviolet light. During this ultraviolet irradiation, a mask is placed between a coating film of the composition and the radiation source, and the uncured portions of the composition are dissolved and removed so that a pattern is formed. The residual portions are then heated to produce a pattern-cured product.

Radiation-curable composition and method for manufacturing cured-product

A method of manufacturing acyloxysilane compounds having functional groups bonded to a silicon atom via Si--C bonds comprising reacting in a hydrosilation reaction an unsaturated compound (a) selected from the group consisting of (i) styrene or styrene derivative, (ii) vinylsilane compound, (iii) siloxane compound having a vinyl group bonded directly to a silicon atom, (iv) epoxy-functional olefin, (v) diene compound, (vi) allyl compound described by formula CH.sub.2 .dbd.CHCH.sub.2 X, where X is a halogen atom, an alkoxy group, or an acyloxy group, (vii) olefin compound having a terminal vinyl group, and (viii) acetylene-type compound with a silicon compound (b) that contains hydrogen atom bonded to the silicon atom and acyloxy group in the presence of a platinum catalyst.

Method for manufacturing an acyloxysilane compound having functional

A process comprising the hydrosilation of an aromatic vinyl compound by a hydridochlorosilane compound in the present of platinum or platinum compound and a carboxylic acid. The process favors the formation of the .beta.-adduct of the hydrosilation reaction.

Method of making an aromatic chlorosilane compound by a hydrosilation

The instant invention pertains to a curable composition comprising

Ultraviolet-curable polysiloxane composition and method for the

A method for hydrosilylating a vinyl-substituted aromatic compound comprising reacting a hydrido (hydrocarbonoxy)silane compound with the vinyl-substituted aromatic compound in the presence of a platinum or platinum compound catalyst and a carboxylic acid. The presence of the carboxylic acid increases the positional selectivity of addition in the hydrosilylation reaction and reduces the polymerization of vinyl groups even in the case of a high-temperature or long-term hydrosilylation reaction.

Selective hydrosilylation method using hydrido (hydrocarbonoxy) silane

A method for making a triarylamine having a hydrocarbon oxysilyl group SiOR', where R' is an organic group comprising 1 to 10 carbon atoms, which is important as a hole transfer substance in electronic applications, at a high yield and high position selectivity, comprising reacting a hydrido (hydrocarbonoxy)silane compound with a triarylamine having a vinyl group in the presence of platinum or platinum compound catalyst and a carboxylic acid compound.

Method for making triarylamine compounds having hydrocarbonoxysilyl

A method for preparing compounds containing (hydrocarbonoxy)silyl groups by reacting an unsaturated organic compound with a hydrido (hydrocarbonoxy)silane compounds by means of the catalytic action of platinum or a platinum compound in the presence of a carboxylic acid compound.

Growing community of inventors

Kanagawa, Japan

Mamoru Tachikawa