Polyolefin compositions of high clarity and resistance to oxidat

Details Polyolefin compositions of high clarity and resistance to oxidat Polyolefin compositions of high clarity and resistance to oxidat

1987-11-05

1989-07-04

Kight, John

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

Synthetic resins

Processes of preparing a desired or intentional composition...

549364, 252406, C08K 515

Patent

active

048451371

ABSTRACT:
Polyolefin compositions having high clarity and resistance to oxidative degradation are obtained with new dibenzylidene sorbitol additives having a sulfur-containing substituent on at least one of the benzylidene rings. Preferred additives are thioethers.

REFERENCES:
patent: 4016118 (1977-04-01), Hamada et al.
patent: 4267110 (1981-05-01), Uchiyama
patent: 4371645 (1983-02-01), Mahaffey, Jr.
patent: 4374220 (1983-02-01), Sonnenberg
patent: 4483952 (1984-11-01), Uchiyama
patent: 4483956 (1984-11-01), Uchiyama
patent: 4496679 (1985-01-01), Hambrecht et al.

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