发明名称 DECORATIVE ARTICLE HAVING BLACK RIGID COATING FILM
摘要 Provided is a decorative article including a black hard coating film which is excellently inhibited from suffering a deterioration of appearance quality such as a scratch due to use thereof, and which has excellent decorativeness. The decorative article according to the present invention is a decorative article including: a base; and a black hard coating film which is formed on the base, and which includes diamond-like carbon, wherein the hydrogen content of a surface, reverse to a surface closer to the base, of the black hard coating film is more than the hydrogen content of the surface, closer to the base, of the black hard coating film; and the hydrogen content of the surface, reverse to the surface closer to the base, of the black hard coating film is 30.0 to 75.0 atm%.
申请公布号 EP2980270(A4) 申请公布日期 2016.12.21
申请号 EP20140774461 申请日期 2014.03.19
申请人 Citizen Holdings Co., Ltd.;Citizen Watch Co., Ltd. 发明人 TANAKA, Osamu
分类号 C23C16/27;A44C1/00;A44C25/00;C23C16/50 主分类号 C23C16/27
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