FLUORINE-RUBBER-BASE RUBBER MIXTURE Russian patent published in 2002 - IPC

Abstract RU 2190643 C1

FIELD: rubber industry. SUBSTANCE: rubber mixture is prepared from the following components, mas.pts.: fluorine-rubber SKF-26, 100; barium sulfate, 20; calcium fluoride, 15; magnesium oxide, 15; resorcinol, 0.6; and triethylbenzylammonium chloride, 0.3. Mixing is carried out into a rubber mixer at temperature of chamber and rotors (-30 C)-(+10 C). Invention provides increase of work duration of articles made of rubber at +250 C and increase of operating life after 10 days of aging. Invention can be used for production of rubbers showing resistance to aging at high temperatures, to effect of fuels, oils, lubricating agents, hydraulic liquids and acids. EFFECT: improved and valuable properties of mixture. 1 tbl

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RU 2 190 643 C1

Authors

Dates

2002-10-10—Published

2001-01-29—Filed