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发明名称
Polyimides and processes for preparaing the same
摘要
Polyimides comprising recurring units of the following general formula (1) <IMAGE> (1) wherein R1 represents a tetravalent aromatic group. Polyimide copolymers and preparations of the polyimides and the polyimide copolymers are also described.
申请公布号
US5478914(A)
申请公布日期
1995.12.26
申请号
US19940266341
申请日期
1994.07.01
申请人
SHIN-ETSU CHEMICAL CO., LTD.
发明人
KANEKO, ICHIRO;SUGITANI, ATUSHI;YUYAMA, MASAHIRO;MOTOMI, KIYOSHI
分类号
C08G73/10;C08G73/14;H05K1/03;(IPC1-7):C08G73/10;C08G69/26
主分类号
C08G73/10
代理机构
代理人
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