发明授权
US5212259A Miscible blends of imide containing polymers with poly(aryl sulfones) 失效
含酰亚胺聚合物与聚(芳基砜)的混溶混合物

Miscible blends of imide containing polymers with poly(aryl sulfones)
摘要:
This application relates to miscible blends of biphenyl containing poly(aryl sulfones) and isopropylidene based polyimides. These blends are suitable for printed wiring board substrates, flexible printed circuit boards, electrical connectors and fabricated articles requiring heat and chemical resistance. A method for extruding these articles is taught.
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