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US4089845A Thermosetting mixtures which are stable on storage from polyimide and .beta . 失效
在聚酰亚胺和{62-氨基 - 巴豆酸存储下稳定的热固性混合物

Thermosetting mixtures which are stable on storage from polyimide and .beta
.
摘要:
Mixtures which can be cured to give moulded materials having technically valuable mechanical and dielectric properties, characterized that they contain(a) polyimides of maleic acid or citraconic acid,(b) derivatives of .beta.-amino-crotonic acid, and optionally(c) polyamines.
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