Trifunctional antioxidant for polyolefins

Details Trifunctional antioxidant for polyolefins Trifunctional antioxidant for polyolefins

1977-11-16

1979-04-03

Hoke, V. P.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260559H, C08K 536, C07C10910

Patent

active

041476891

ABSTRACT:
Bis(alkylhydroxyphenylacyl) 3,3'-thiadicarboxylic acid dihydrazides are useful thermal antioxidants for polyolefins, and provide in a single compound the primary antioxidant, secondary antioxidant and copper deactivator functions.

REFERENCES:
patent: 3549572 (1970-12-01), Menagawa et al.
patent: 3780103 (1973-12-01), Knell
patent: 3894990 (1975-07-01), Muller et al.

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