| 发明名称 |
PHOTOCHROMIC SPIRO(INDOLINE) BENZOXAZINES AND ARTICLES CONTAINING THE SAME |
| 摘要 |
Photochromic spiro(indoline) benzoxazine compounds having substituents on the benzoxazine portion of the compound, and their use in plastic hosts to impart a photochromic response thereto. |
| 申请公布号 |
WO8802371(A1) |
申请公布日期 |
1988.04.07 |
| 申请号 |
WO1987US02475 |
申请日期 |
1987.09.28 |
| 申请人 |
PPG INDUSTRIES, INC. |
发明人 |
KWAK, WON, SUK;CHEN, CHIN, WEN |
| 分类号 |
C07D498/10;C08K5/35;C08K5/357;C08L1/00;C08L1/10;C08L25/00;C08L25/12;C09K9/02;G02B5/23;(IPC1-7):C07D498/10;G02F1/01 |
主分类号 |
C07D498/10 |
| 代理机构 |
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