Rubber member having oil resistance and resistance to deteriorat

Details Rubber member having oil resistance and resistance to deteriorat Rubber member having oil resistance and resistance to deteriorat

1985-11-27

1987-04-07

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524483, 5253289, 5253292, 5253293, 525338, 525339, 5263291, 526338, C08K 501

Patent

active

046562192

ABSTRACT:
A rubber article with excellent oil resistance and aging resistance to be used in contact with a polyolefin oil or a lubricating oil containing a polyolefin oil, at least the surface of the rubber article being contacted with said oil, said rubber article being composed substantially of a vulcanized product of a copolymer rubber comprising (1) 10 to 60% by weight of units derived from an unsaturated nitrile, (2) 0 to 30% by weight of units derived from a conjugated diene, and (3) 90 to 10% by weight of units derived from an ethylenically unsaturated monomer other than the unsaturated nitrile and/or units resulting from the hydrogenation of units derived from a conjugated diene.

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