Polymeric N-substituted maleimide antioxidants

Details Polymeric N-substituted maleimide antioxidants Polymeric N-substituted maleimide antioxidants

1977-08-02

1980-05-27

Lilling, Herbert J.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

260 459NC, 526218, C08F12240, C08F22240, C08F 404

Patent

active

042051517

ABSTRACT:
N-substituted maleimide polymers comprising the recurring structural units: ##STR1## wherein R and R' independently are lower alkyl groups of from 1 to 5 carbon atoms and n is an integer of from about 2 to about 2,000, are disclosed. Their preparation as well as the preparation of their monomer precursors and the preferred use of the polymers as antioxidants, particularly nonabsorbable food antioxidants, are also disclosed.

REFERENCES:
patent: 3265708 (1966-08-01), Stiteler
patent: 3790597 (1974-02-01), Dexter et al.
patent: 3953402 (1976-04-01), Kline

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