Stabilized vinyl chloride polymer comprising a phenylethylidene

Details Stabilized vinyl chloride polymer comprising a phenylethylidene Stabilized vinyl chloride polymer comprising a phenylethylidene

1980-02-07

1982-08-24

Kight, III, John

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

Synthetic resins

Processes of preparing a desired or intentional composition...

252400A, 252400R, 524178, 524327, 524329, 524399, 524400, 524567, C08K 552, C09K 1532

Patent

active

043460259

ABSTRACT:
A stabilizer composition is disclosed that enhances the resistance to deterioration upon heating of vinyl chloride polymers. The stabilizer composition comprises (A) a metal salt of a nitrogen-free monocarboxylic acid or a phenol and (B) a hydrogen phosphite ester of an ortho-phenylethylidene-substituted phenol.
Vinyl chloride polymer compositions stabilized with the above disclosed stabilizer composition are also disclosed.

REFERENCES:
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patent: 2997454 (1961-08-01), Leistner et al.
patent: 3231531 (1966-01-01), Buckley et al.
patent: 3244661 (1966-04-01), Kline
patent: 3382199 (1968-05-01), Scullin
patent: 3697463 (1972-10-01), Oakes et al.
patent: 4233208 (1980-11-01), Spivack

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