Polymeric antioxidant and process for production thereof

Details Polymeric antioxidant and process for production thereof Polymeric antioxidant and process for production thereof

1987-09-08

1989-04-25

Anderson, Harold D.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528212, 528214, 528217, C08G 6102

Patent

active

048249297

ABSTRACT:
A polymeric antioxidant which comprises a monomeric unit having a formula (I): ##STR1## wherein R.sub.1 is methyl or ethyl; and a monomeric unit having a formula (II): ##STR2## which imparts an excellent resistance against heat- or light-aging to a synthetic fiber and a resin.

REFERENCES:
patent: 3004953 (1961-10-01), Sonnabend
patent: 3546173 (1970-12-01), Hunt
patent: 3553290 (1972-01-01), Hunt
patent: 3996199 (1976-12-01), Weinshenker et al.

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