Ethylene/carboxylic acid copolymers

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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525328, 525360, C08F 842

Patent

active

043048870

ABSTRACT:
Improved mill release properties and green strength of elastomeric copolymers derived from ethylene, alkyl acrylates or vinyl esters of carboxylic acids, and .alpha.,.beta.-unsaturated mono- or dicarboxylic acids, and optionally containing segments derived from carbon monoxide, sulfur dioxide or acrylonitrile, is achieved by including in such copolymers a small quantity of certain chromium (III) compounds.

REFERENCES:
patent: 3245968 (1966-04-01), Dipner
patent: 3249570 (1966-05-01), Potts
patent: 3267083 (1966-08-01), Imhof
patent: 3332926 (1967-07-01), Baron
patent: 3459703 (1969-08-01), Briggs
patent: 3904588 (1975-09-01), Greene
patent: 4038228 (1977-07-01), Taylor

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