Stabilized polyolefins

Details Stabilized polyolefins Stabilized polyolefins

1999-08-02

2000-11-28

Sanders, Kriellion

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

Synthetic resins

Processes of preparing a desired or intentional composition...

C08K 534

Patent

active

061536768

ABSTRACT:
The subject matter of the invention is the use of certain piperidine compounds of formula I ##STR1## optionally in combination with an oxalanide UV absorber for the stabilization of pigmented or unpigmented polyolefins against the negative consequences of UV radiation. The invention also relates to compositions comprising a piperidine compound of formula I, a polyolefin, and an oxalanide UV absorber and compositions comprising a compound of formula I and a second HALS compound.

REFERENCES:
patent: 4110304 (1978-08-01), Gilg et al.
patent: 4238613 (1980-12-01), Rasberger et al.
patent: 4876299 (1989-10-01), Avar

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