FIELD: chemistry.
SUBSTANCE: invention relates to rubber mixtures based on butadiene-acrylonitrile rubber. The rubber mixture contains the following, pts.wt: butadiene-acrylonitrile rubber SKN-26-95 and polyvinyl chloride 5, sulphur 1.9, captax 1.19, thiuram 0.24, stearine 0.95, technical carbon 0.1-5.37. The amount of technical carbon is calculated using the formula c=0.1en, where n= 0,1,2,3,4, e=2.7.
EFFECT: disclosed rubber mixture has high operational characteristics: strength, longevity, modulus of elasticity, loss-angle tangent.
4 dwg, 1 tbl
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Authors
Dates
2013-02-27—Published
2011-05-10—Filed