ACRYLATE-BASED RUBBER COMPOUND Russian patent published in 2004 - IPC

FIELD: rubber industry. SUBSTANCE: rubber compound for manufacturing mechanical rubber products suitable for operation at temperatures up to 150 C contains, wt parts: acrylate rubber 100, curing agent 2-10, mineral filler 25-100, and release agent 1-3, said curing agent being blocked diamine of formula I: [H₂N-R₁-R-R₂-NH₂]MCl, where R_1,2 are cyclic or aromatic hydrocarbon radicals, R is aliphatic hydrocarbon radical, and M is alkali metal. Rubber compound may further contain no more than, wt parts: quaternary ammonium base as curing agent, 4; or carbon black, 80; or plasticizer, 20; or antioxidant, 4. EFFECT: stabilized technological properties of rubber compound and vulcanizate on storage. 5 cl, 2 tbl, 7 ex