发明名称 |
METHOD FOR COLOURING A TRANSPARENT ARTICLE MADE OF POLYCARBONATE AND RESULTING ARTICLE |
摘要 |
<p>The invention concerns a method which consists in irradiating at least one face of the article with UV radiation, causing the article to be photodegraded over a thickness of at least 1 mum, and in contacting the irradiated face of the article with a colouring agent so as to diffuse the colouring agent in the entire thickness of the photodegraded surface layer of the article. The invention is useful for optical and ophthalmologic articles.</p> |
申请公布号 |
EP1171664(B1) |
申请公布日期 |
2004.09.08 |
申请号 |
EP20000917114 |
申请日期 |
2000.03.30 |
申请人 |
ESSILOR INTERNATIONAL COMPAGNIE GENERALE D'OPTIQUE |
发明人 |
BAILLET, GILLES |
分类号 |
G02C7/02;B29C35/08;B29C59/16;B29C67/00;D06P1/00;D06P3/00;D06P3/52;D06P5/00;D06P5/20;(IPC1-7):D06P5/20;D06P5/22 |
主分类号 |
G02C7/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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