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Application filed by В.Т. МинаковfiledCriticalВ.Т. Минаков
Priority to SU4093018/05ApriorityCriticalpatent/SU1462773A1/en
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Publication of SU1462773A1publicationCriticalpatent/SU1462773A1/en
FIELD: high-strength composition materials. SUBSTANCE: prepreg has, wt. -% : tetraglycidylic ester of 4′-diamino-3′- dichlorodiphenylmethane 20.9-29.1; 4′-diaminodiphenylsulfone 9.1-12.9; fibrous filler: carbonaceous, glass or organic braids, tapes or fabrics. EFFECT: increased working life, enhanced strength of plastic made on prepreg-base at the room and increased temperature. 2 tbl