Coating Composition, Coating Film, and Process for the Production of the Film
s\ — Mil II II II II II II I II I II III II Ml OJII Eur°Pean Patent Office <*S Office europeen des brevets (11) EP 0 909 800 A1 (12) EUROPEAN PATENT APPLICATION published in accordance with Art. 158(3) EPC (43) Date of publication: (51) Int. CI.6: C09D 1 27/1 2, C08L 27/12, 21.04.1999 Bulletin 1999/16 C08K 3/22 (21) Application number: 97926258.1 v ' ^ (86)/0~x International application number:u PCT/JP97/02070 (22) Date of filing: 16.06.1997 (87) International publication number: WO 97/48774 (24.12.1997 Gazette 1997/55) (84) Designated Contracting States: • KUMEGAWA, Masahiro, DE FR GB IT Yodogawa-seisakusho Settsu-shi, Osaka 566 (JP) (30) Priority: 19.06.1996 JP 157978/96 • OKA, Noritoshi, Yodogawa-seisakusho (71) Applicant: Settsu-shi, Osaka 566 (JP) DAI KIN INDUSTRIES, LIMITED . SHIMIZU, TetSUO, Osaka-shi, Osaka-fu 530 (JP) Yodogawa-seisakusho Settsu-shi, Osaka 566 (JP) (72) Inventors: • ARAKI, Takayuki, (74) Representative: HOFFMANN - EITLE Yodogawa-seisakusho Patent- und Rechtsanwalte Settsu-shi, Osaka6566 (JP) Arabellastrasse 4 • TANAKA, Yoshito, 81925 Munchen (DE) Yodogawa-seisakusho Settsu-shi, Osaka 566 (JP) (54) COATING COMPOSITION, COATING FILM, AND PROCESS FOR THE PRODUCTION OF THE FILM (57) To provide the water-repellent coating film hav- ing excellent transparency, abrasion resistance, weather resistance and water repellency, the method for producing the coating film, the multi-functional compos- ite material provided with the coating film and the coat- ing composition used therefor which has excellent dispersion stability. The coating composition comprises (A) the fluorine-containing ethylenic polymer prepared by copolymerizing a fluorine-containing ethylenic mono- mer having at least one functional group selected from hydroxyl, carboxyl, a carboxylic salt group, a carboxylic ester group and epoxy, (B-1) the metal oxide sol, and (C) the solvent.
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