UV Stabilizer system and UV stabilized polyolefins

Details UV Stabilizer system and UV stabilized polyolefins UV Stabilizer system and UV stabilized polyolefins

1982-12-27

1984-12-11

Kight, John

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524 99, 524102, 524198, 524200, 524524, 525222, C08K 534, C08K 516

Patent

active

044878702

ABSTRACT:
Polyolefins, in particular polypropylene, are stabilized against UV degradation by a system of ethylene vinyl acetate, containing at least 20% by weight vinyl acetate and one or more of a nickel or zinc-N,N'-dialkyldithiocarbamate or a piperidine derivative such as bis(2,2,6,6-tetramethyl-4-piperidyl)sebacate.

REFERENCES:
patent: 3422055 (1969-01-01), Maloney
patent: 4021432 (1977-05-01), Holt et al.
patent: 4232132 (1980-11-01), Grigo et al.

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