Two-stage cure polyimide oligomers

    公开(公告)号:US10125224B2

    公开(公告)日:2018-11-13

    申请号:US15461957

    申请日:2017-03-17

    Abstract: A method for using citraconic anhydride and itaconic anhydride as addition cure end caps in reactions for forming polyamic acid oligomers and polyimide oligomers, is provided. Prepregs and high temperature adhesives made from the resulting oligomers, as well as, high temperature, low void volume composites made from the prepregs, are also provided.

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