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US5130444A Bismaleimides and their use in preparing polyimides 失效
双歧杆菌及其在制备聚氨酯中的应用

Bismaleimides and their use in preparing polyimides
摘要:
Bismaleimides of the formula I ##STR1## wherein R denotes a radical of the formula II ##STR2## and polyimides which can be prepared from these bismaleimides, if appropriate with the addition of an aromatic diamine. The polyimides are optionally reinforced with fibers.
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