Extraction resistant polyolefin stabilizers

Details Extraction resistant polyolefin stabilizers Extraction resistant polyolefin stabilizers

1976-04-26

1977-09-20

Holler, Alan

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260 4585B, 260878R, C08K 510, C08K 513, C08L 2312, C08F25502

Patent

active

040497518

ABSTRACT:
A hindered phenolic antioxidant stablizer for polyolefins is rendered extraction resistant by complexing it with an agent containing complexing groups derived from N-vinyl-2-pyrrolidone or a N-dialkyl substituted amino alkyl ester of an .alpha.,.beta.-unsaturated carboxylic acid.

REFERENCES:
patent: 3497573 (1970-02-01), Hostetler
patent: 3779945 (1973-12-01), Dexter et al.
patent: 3792014 (1974-02-01), Ihrman et al.
patent: 3849516 (1974-11-01), Plank
patent: 3951911 (1976-04-01), Kiss
patent: 3953402 (1976-04-01), Kline
patent: 3957920 (1976-05-01), Kleiner et al.
patent: 3970637 (1976-07-01), Hartless et al.
patent: 3987086 (1976-10-01), Dexter et al.

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