| 发明名称 |
PROCEDE DE COLORATION D'UN ARTICLE TRANSPARENT EN POLYCARBONATE ET ARTICLE OBTENU |
| 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 mu m, 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 |
FR2792010(A1) |
申请公布日期 |
2000.10.13 |
| 申请号 |
FR19990004409 |
申请日期 |
1999.04.08 |
| 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):D06P3/52;G02B1/10 |
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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