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US4051163A Polyimide containing silicones 失效
含聚硅氧烷的聚酰亚胺

Polyimide containing silicones
摘要:
A copolymer which is the reaction product of a tetracarboxylic acid dianhydride, and organic diamine and a di(aminoalkyl) poly siloxane where the di(aminoalkyl) poly siloxane constitutes 18-45 mole percent of the total amine requirement of the polymer and is applicable as a conformal protective coating for electronic devices.
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