| 发明名称 |
Polymerizable 1,2-dipyrazolylethens as dyes for ophthalmic plastic lenses |
| 摘要 |
<p>Provided are novel pyrazolone compounds which have excellent copolymerizability and undergo no elution in an organic solvent when used for an ophthalmic plastic lens and which have an excellent absorption peak in visible light region and function as a reactive yellow dye. <IMAGE> <IMAGE> <IMAGE> <IMAGE> <IMAGE></p> |
| 申请公布号 |
HK1031891(A1) |
申请公布日期 |
2007.01.19 |
| 申请号 |
HK20010102487 |
申请日期 |
2001.04.09 |
| 申请人 |
HOYA HEALTHCARE CORPORATION |
发明人 |
HIDETOSHI IWAMOTO |
| 分类号 |
C07D231/52;C09B;A61F;A61F2/16;A61L27/16;A61L27/50;A61P27/02;B29D;B29D11/00;C07D403/06;C09B69/10;G02B1/04;G02B3/00;G02C;G02C7/04 |
主分类号 |
C07D231/52 |
| 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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