Shin-etsu Chemical Co., Ltd.

Shin-etsu Chemical Company Co., Ltd.

Hirofumi Kishita

Noriyuki Koike

Shinichi Sato

Koichi Yamaguchi

Kouichi Yamaguchi

Takashi Matsuda

Toshio Takago

Kenichi Fukuda

Yuji Yamane

Masatoshi Arai

Hiromasa Yamaguchi

Hitoshi Kinami

Shuji Suganuma

Hiroshi Inomata

Nobuyuki Kobayashi

Yasunori Sakano

Hideki Fujii

Kouji Takano

Yasushi Yamamoto

Hirokazu Yamada

Akira Yoshida

Meguru Kashida

Yasuo Tarumi

Hiroki Konno

Yoshikazu Saito

Akira Yamamoto

Satoshi Watanabe

Toshinobu Ishihara

Yoshihiro Kubota

Masaaki Yamaya

Hironao Fujiki

Katsuya Takemura

Masaharu Takahashi

Hideyoshi Yanagisawa

Motoo Fukushima

Mikio Shiono

Yuichi Hamada

Fumio Okada

Noboru Shimamoto

Yasuhisa Osawa

Kazuhiko Tomaru

Kazumasa Maruyama

Akio Suzuki

Masayuki Oyama

Kouichi Ishida

Shigehisa Sonegawa

Masaaki Matumura

Kipp J Mize

Naomi Sato

Takeshi Hoashimoto

Yuii Yamane

Shinich Sato

Horishi Inomata

A fluorooxyalkylene group-containing polymer composition including a liner fluorooxyalkylene group-containing polymer represented by the formula (1) which has a hydrolysable group at a terminal and is hereinafter called 'one-terminal modified polymer', and a liner fluorooxyalkylene group-containing polymer represented by the following formula (2) which has hydrolysable groups at the both terminals and is hereinafter called 'both-terminal modified polymer', wherein an amount of the both-terminal modified polymer is 0.1 mole % or more and less than 10 mole %, relative to a total mole of the one-terminal modified polymer and the both-terminal modified polymer.

Fluorooxyalkylene group-containing polymer composition, a surface treatment agent comprising the same and an article treated with the agent

A fluorine-containing curable composition which is less viscous, and which can produce a cured article having excellent heat resistance, chemical resistance, solvent resistance, and mechanical strength is provided. The fluorine-containing curable composition comprises (a) 100 parts by weight of a straight chain fluorine-containing polymer having at least two alkenyl groups per molecule represented by the following formula (1): said polymer having a number average molecular weight of 1,000 to 100,000; (b) a fluorine-containing organosilicon compound having at least 2 hydrogen atoms bonded to the silicon atom per molecule at an amount such that molar ratio of hydrosilyl group (SiH group) in the component (b) to the alkenyl group in the component (a) is in the range of 0.4 to 5.0; (c) a catalytic amount of a hydrosilylation catalyst; and (d) 1 to 100 parts by weight of a silica filler.

Fluorine-containing curable composition and rubber article

A diluent for a fluorine-containing silicone coating agent, said diluent comprising

Diluent for a flourine-containing silicone coating agent

An object of the present invention is to provide a fluorooxyalkylene group-containing polymer composition, which yields a coating having excellent adhesior to a substrate, good water- and oil-repellency, a low dynamic friction coefficient, good releasing property, good abrasion resistance and good stain resistance, and to provide a surface treatment agent comprising the same. The present inventors have found that a composition comprising a fluorooxyalkylene group-containing polymer having a fluorinated group and a hydrolyzable group at each terminal and a fluorooxyalkylene group-containing polymer having hydrolyzable groups at both terminals can form a coating which has excellent water- and oil-repellency, a low dynamic friction coefficient, good releasing property, good abrasion resistance, and good stain resistance.

A coating composition comprising a fluorine-containing silicon compound represented by the following formula (1) 

Coating composition and a coating therefrom having waterdrop sliding property

The present invention relates to a photo-curable perfluoropolyether group-containing acrylate compound represented by the following formula (1):X&#x2014;[Z&#x2014;Rf&#x2014;Z&#x2014;X]&#x2014;Z&#x2014;Rf&#x2014;Z&#x2014;X&#x2003;&#x2003;(1)  Xis a group represented by the following formula (5): and Z is a divalent organic group.

Perfluoropolyether group-containing acrylate compound

The purpose of the present invention is to provide a surface treating agent which provides a surface where stain does not easily adhere, does not stand out and is easily wiped off. The present invention is a perfluoropolyether group-containing polyorganosiloxane represented by the following formula (1) and a surface treating agent comprising the same,A(R)Z-Q-Rf-Q-Z(R)A&#x2003;&#x2003;(1) 

Fluorine-containing surface treating agent and an article surface-treated therewith

The purpose of the present invention is to provide an organic silicon compound which has a vinyl group more reactive than those of the conventional organic silicon compounds and can be bonded with another compound. The present organic silicon compound is represented by the following formula (1),  wherein Ris, independently of each other, a vinyl group or an alkyl group having 1 to 4 carbon atoms, Ris an alkylene group having 3 to 6 carbon atoms, and Ris, independently of each other, a hydrogen atom or an alkyl group having 1 to 4 carbon atoms and optionally substituted with one or more fluorine atoms.

Organic silicone compound

Perfluoropolyether compositions are provided comprising: (A) a linear perfluoropolyether compound containing at least two alkenyl groups, having a perfluoropolyether structure comprising recurring units &#x2014;CFO&#x2014; in its backbone, and having a molecular weight of 10,000 to 100,000; (B) an organosilicon compound containing at least two silicon atom-bonded hydrogen atoms; (C) a reinforcing filler; (D) a hydrosilylation catalyst; and (E) a polyfluoromonoalkenyl compound containing one alkenyl group and having a perfluoropolyether structure in its backbone. The compositions cure into rubber or gel products having improved acid resistance.

Curable perfluoropolyether compositions and rubber or gel articles comprising the same

A perfluoropolyether-polyorganosiloxane copolymer comprising at least one perfluoropolyether block, at least one polyorganosiloxane block which may has a silalkylene group, and two monovalent groups represented by the following formula (1), each one at both ends of the copolymer, 

Perfluoropolyether-organopolysiloxane copolymer and a surface treatment composition comprising the same

The present invention relates to a perfluoropolyoxyalkylene group-containing polymer represented by the following formula (1),   

Perfluoroether moiety-containing polymer and a surface treating agent comprising the same

A coating composition comprising (A) at least one fluorine-containing organosilicon compound represented by the following formula (1) or (2) Rf-QZA(1) AZQ-Rf-(Q-Z-Q-Rf)-QZA(2) and (B) a fluorine-containing carboxylic acid having a number average molecular weight of from 100 to 10,000 and a fluorine content of at least 25 wt %, wherein an amount of (B) ranges from 0.001 to 10 parts by weight per 100 parts by weight of the component (A) wherein the amount of (B) ranges from 0.001 to 10 parts by weight per 100 parts by weight of the component (A), wherein the composition can be cured rapidly even at room temperature to produce water-repellent and antifouling coatings.

Coating composition

A perfluoropolyether rubber composition is useful for forming a polymer electrolyte membrane, comprising (A) an alkenyl-containing perfluoropolyether, (B) a silicon-oxygen crosslinked structure having ionic conduction, and (C) a peroxide crosslinker. The silicon-oxygen crosslinked structure is obtained by simultaneously effecting oxidation and hydrolysis on an organoxysilane having an epoxy group and an organoxysilane having a mercapto group for thereby converting the mercapto group into a sulfonic group, and neutralizing the resulting sulfonic group-containing siloxane with a nitrogen-containing compound.

Perfluoropolyether rubber composition and ion-conducting polymer electrolyte membrane

An organopolysiloxane represented by the following general formula (A), (B) or(C)SiRO&#x2003;&#x2003;(A)SiRO&#x2003;&#x2003;(B)SiRRO&#x2003;&#x2003;(C) 

Fluorine-containing organopolysiloxane, a surface treatment composition comprising the same and an article treated with the composition

The present invention is a fluorine-containing acrylate or alpha-substituted, fluorine-containing acrylate, represented by the following formula (1):   

Fluorine-containing acrylate

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Annaka, Japan

Hirofumi Kishita