FIELD: chemistry.
SUBSTANCE: binder for preparing prepregs is a product of reacting polyamide acid and an epoxy-novolac oligomer with the following ratio of components in wt %: polyamide acid 1-20, epoxy-novolac oligomer - the rest. The invention also discloses a method of preparing the said binder and a prepreg from the said binder.
EFFECT: invention enables to obtain a product with homogeneous phase distribution of the polyimide component.
10 cl, 5 dwg, 2 tbl, 6 ex
| Title | Year | Author | Number |
|---|---|---|---|
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|
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| PARTIALLY CRYSTALLINE FUSIBLE POLYIMIDE BINDER AND A COMPOSITION FOR PREPARATION THEREOF | 2004 |
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RU2279452C2 |
| POLYMER COMPOSITION | 2013 |
|
RU2540084C1 |
