| 发明名称 |
Pyrazolone compounds and ophthalmic plastic lens using the same |
| 摘要 |
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.
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| 申请公布号 |
US6310215(B1) |
申请公布日期 |
2001.10.30 |
| 申请号 |
US20000542943 |
申请日期 |
2000.04.04 |
| 申请人 |
HOYA HEALTHCARE CORPORATION |
发明人 |
IWAMOTO HIDETOSHI |
| 分类号 |
C07D231/52;A61F2/16;A61L27/16;A61L27/50;A61P27/02;B29D11/00;C07D403/06;C09B69/10;G02B1/04;G02B3/00;G02C7/04;(IPC1-7):G02C7/04;A61K31/415 |
主分类号 |
C07D231/52 |
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