发明名称 |
PLASTIC LENS AND PROCESS FOR PREPARING THE LENS |
摘要 |
<p>A plastic lens and process of making it which comprises a plastic substrate comprising a benzophenone derivative represented by following general formula (I): (see formula I) wherein R represents a linear or branched alkyl group having 2 to 12 carbon atoms or an alkoxyl group having 2 to 12 carbon atoms.</p> |
申请公布号 |
CA2475648(C) |
申请公布日期 |
2008.09.23 |
申请号 |
CA20042475648 |
申请日期 |
2004.07.23 |
申请人 |
HOYA CORPORATION |
发明人 |
KOSAKA, MASAHISA;ITOH, SHINSUKE |
分类号 |
G02B1/04;G02C7/02;B29D11/00;C08J7/04;C08K5/132;C08L29/06;C08L101/00;G02B7/10 |
主分类号 |
G02B1/04 |
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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