Elastomeric composition

Details Elastomeric composition Elastomeric composition

1983-03-28

1984-10-30

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...

524399, 524400, C08K 509

Patent

active

044800622

ABSTRACT:
A composition, extrudable or calenderable into a membrane, comprising 100 parts by weight of a neutralized sulfonated elastomeric polymer, 40 to 250 parts of a non-polar process oil, 5 to 50 parts of a preferential plasticizer selected from the group consisting of a basic salt of a carboxylic acid and an organic amide and at least 65 parts of carbon black. The membrane, made in accordance with the composition of this invention, has particular application as a roof covering.

REFERENCES:
patent: 4157992 (1979-06-01), Lundberg et al.
patent: 4193899 (1980-03-01), Brenner et al.
patent: 4277381 (1981-07-01), Bock et al.
patent: 4387174 (1983-06-01), Lundberg et al.

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