Compositions for the stabilization of synthetic polymers

Details Compositions for the stabilization of synthetic polymers Compositions for the stabilization of synthetic polymers

1994-05-24

1995-08-08

Morgan, Kriellion S.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524102, C08K 53492

Patent

active

054399599

ABSTRACT:
A composition for stabilizing synthetic polymers consisting of a derivative of a low molecular weight polymethylpiperidine of formula (I) ##STR1## wherein the groups are as defined hereinafter and a derivative of a high molecular weight polymethylpiperidine of formula (II) ##STR2## wherein the groups are as defined of hereinafter is disclosed. These compositions show photostabilizing and antioxidant properties.

REFERENCES:
patent: 4426472 (1984-01-01), Berner
patent: 4459395 (1984-07-01), Cantatore
patent: 4692486 (1987-09-01), Gugumus
patent: 5021485 (1991-06-01), Gugumus

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