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发明名称
PHOTOCHROMIC SPIRO(INDOLINE) BENZOXAZINES AND ARTICLES CONTAINING THE SAME.
摘要
申请公布号
EP0324786(B1)
申请公布日期
1995.08.02
申请号
EP19870906878
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
代理人
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地址
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