Daikin Industries, Ltd.

Shingo Okuno

Shouta Shibutani

Akiyoshi Yamauchi

Fumihiko Yamaguchi

Yuki Ueda

Takashi Nomura

Yasukazu Nakatani

Akinari Sugiyama

Kentarou Hiraga

Masatoshi Nose

Yoshihiro Souda

A fluorine-containing copolymer represented by formula (1) or (2): where R, X, X, R, n, Rand Rare as defined herein. Also disclosed is a surface-treating agent containing the fluorine-containing copolymer, a curable composition containing the fluorine-containing copolymer or surface-treating agent and a matrix forming composition, a film formed from the surface-treating agent or curable composition, and an article including a substrate and a layer formed on a surface of the substrate from the surface-treating agent or curable composition.

Fluorine-containing copolymer

A fluoropolyether-containing compound of the following formula (1a): R—R—R—R(1a) wherein the symbols are as defined in the specification. Also disclosed is a fluoropolyether-containing compound of the following formula (1b): R—R—R—R(1b), as well as a method for producing a compound of the formula (A): FOC—R—R—COOR(A) wherein the symbols are as defined in the specification.

Fluoropolyether group containing compound and method for producing the same

Provided is an aqueous coating composition capable of forming a fluororesin coating film layer with excellent electrical properties and surface physical properties, and good adhesive properties. A coating composition containing 2 or more kinds of fluororesins, where at least 1 kind of the fluororesin, a fluororesin (I), has a number of functional groups of 30 to 1,000 per 10main-chain carbon atoms, and where the coating composition further contains an inorganic filler, a surfactant, and a liquid medium.

Coating composition and laminate

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Osaka, Japan

Shingo Okuno