Oil soluble polymeric antioxidant prepared by condensation of di

Details Oil soluble polymeric antioxidant prepared by condensation of di Oil soluble polymeric antioxidant prepared by condensation of di

1976-02-17

1976-12-07

Wong, Jr., Harry

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 47UA, 260624C, 260 4595E, 426546, C08K 513

Patent

active

039961990

ABSTRACT:
Phenolic polymers formed by the reaction of divinylbenzene with a mixture of hydroxyanisole, tertiary butylhydroquinone, tertiary butyl phenol and bisphenol A (and optionally para-cresol) under condensation conditions in the presence of a phenol ortho alkylation catalyst are disclosed. These materials find use as oil-soluble antioxidants especially for edibles.

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patent: 3004953 (1971-10-01), Sonnabend
patent: 3328489 (1967-06-01), Murdock
patent: 3546173 (1970-12-01), Hunt
patent: 3733365 (1973-05-01), Yeakey et al.
patent: 3758597 (1973-09-01), Buysch et al.
patent: 3930047 (1975-12-01), Dole et al.

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