RUBBER MIX BASED ON FLUORINE CONTAINING ELASTOMER Russian patent published in 2001 - IPC

FIELD: aviation, motor and ship building industries for preparing industrial rubber products which are resistant to aging at high temperature and serviceable in aggressive media. SUBSTANCE: rubber mix comprises, wt parts: fluorine containing elastomer 26-100; barium sulfate, 15-17; calcium fluoride, 15; resorcinol, 6; triethylbenzylammonium chloride, 3; and white black, 3-5. Mix is prepared by using rolls. Mix components are added within 3-4 intervals. On completion of rolling of rubber, magnesium oxide, barium sulfate, calcium fluoride, white black and other components are added. EFFECT: increased resistance of vulcanizates from rubber mix to thermal aging in aggressive media, and dynamic endurance. 1 tbl