GLASS-REINFORCED PLASTIC Russian patent published in 1997 - IPC

FIELD: laminated articles and materials containing glass fibers and bound by epoxy resins. SUBSTANCE: glass-reinforced plastic has resinous part in the form of mixture of medium-molecular weight epoxy dian resin with M.W. from 480 to 1200 and diglycidyl ether of die-thyleneglycol in ratio of 90:10 to 40:60 and in composition of hardening system product of reaction of technical para-aminobenzylaniline with triethyleneglycol dimethacrylate in ratio of 92:8 to 80:20 and 4,4' diphenylmethanediisocyanate blocked by dimethylamine, and additionally powder graphite with the following amounts of components, mas.p.: epoxy resinous, 100; reaction product of para-aminobenzylaniline and triethyleneglycol dimethacrylate, 25-60; 4,4' diphenylmethanediisocyanate blocked by dimethylamine, 0.5-5; glass fiber filler, 50-250; powder graphite, 3-30. EFFECT: provision of production of glass- reinforced plastic with antifriction and damping properties with high strength characteristics. 1 tbl