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POLYIMIDE COPOLYMERS CONTAINING 4-4'-BIS(AMINOPHENOXY)BIPHENYL AND SILOXANE DIAMINE MOIETIES
POLYIMIDE COPOLYMERS CONTAINING 4-4'-BIS(AMINOPHENOXY)BIPHENYL AND SILOXANE DIAMINE MOIETIES
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机译:包含4-4'-双(氨基苯氧基)联苯和硅氧烷二胺部分的聚酰亚胺共聚物
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摘要
The present invention contains 4,4'-bis (p-aminophenoxy) biphenyl residues, siloxane diamine residues, and dianhydride residues and is low modulus, solvent resistant, wet- useful in electrical applications as passivation and insulation coatings. It relates to an etchable polyimide.
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