Nickel stabilizers and dye enhancers for polyolefins

Details Nickel stabilizers and dye enhancers for polyolefins Nickel stabilizers and dye enhancers for polyolefins

1979-06-06

1981-03-10

Hoke, V. P.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260332R, 260 4575N, 264213, 264216, C08K 552, C08K 513, C08K 510, C08K 506

Patent

active

042553040

ABSTRACT:
The addition of a nickel salt of an omega-[4-hydroxyphenyl]-alkanoic acid having at least two alkyl groups on the phenyl ring to a reaction product of a polyalkyl-substituted 4-hydroxy benzoic acid and a secondary or tertiary organic phosphite results in lubricated polyolefins having enhanced resistance to yellowing.

REFERENCES:
patent: 3189630 (1965-06-01), Smutny
patent: 3723489 (1973-03-01), Dexter et al.
patent: 3920712 (1975-11-01), Spivack et al.
patent: 4144029 (1979-03-01), Hoffman et al.

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