Elastomeric terionomer blends

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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525196, 525221, C08L 3302

Patent

active

042359805

ABSTRACT:
Elastomeric terionomer blends composed of (1) a copolymer of chloroprene with an .alpha.,.beta.-unsaturated carboxylic acid, (2) a copolymer of ethylene with an .alpha.,.beta.-unsaturated carboxylic acid, and (3) a terpolymer of ethylene with a vinyl ester of a lower saturated carboxylic acid or with a lower alkyl acrylate or methacrylate and with an .alpha.,.beta.-unsaturated carboxylic acid, which blends are neutralized with metal ions to a degree of at least 10%, are easily processable in conventional rubber-processing equipment, can be extruded and injection-molded, and have very good physical properties and low flammability.

REFERENCES:
patent: 3384612 (1968-05-01), Brandt et al.
patent: 3454676 (1969-07-01), Busse
patent: 3969434 (1976-07-01), Powell et al.

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