Antioxidant polyolefin compositions

Details Antioxidant polyolefin compositions Antioxidant polyolefin compositions

1991-08-15

1993-07-20

Hoke, Veronica P.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524180, C08K 558

Patent

active

052294447

ABSTRACT:
Antioxidant-containing polyolefin composition containing a polyolefin and an antioxidant compound having the general formula: ##STR1## wherein R, R', X and Y are the same or different and are selected from alkyl, phenyl, cyclohexyl, a mono or polyfunctional carboxylic acid ester, hydroxyalkyl, and aralkyl, which groups may be unsubstituted or substituted, linear or branched, or cyclic, and p indicates a degree of polymerization and is at least 2.

REFERENCES:
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patent: 3154529 (1964-10-01), Kobayashi et al.
patent: 3442852 (1969-05-01), Dorfelt et al.
patent: 3576785 (1971-04-01), Weisfeld
patent: 4113678 (1978-09-01), Minagawa et al.
patent: 4181671 (1980-01-01), Burley et al.
patent: 4254017 (1981-03-01), Dworkin et al.
patent: 4508863 (1985-04-01), Kauder et al.
Stapler et al: ACS-Div. Polymer Chem., Polymer Preprints Mar. 1971, vol. 12, No. 1, pp. 795-803.

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