3-arylbenzofuranones as stabilizers

Details 3-arylbenzofuranones as stabilizers 3-arylbenzofuranones as stabilizers

1997-06-02

1998-09-29

Ramsuer, Robert W.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524109, 524111, 524 84, 549307, C08L 2326

Patent

active

058146920

ABSTRACT:
The invention described novel compounds of formula ##STR1## wherein the general symbols are as defined in claim 1, as stabilizers for protecting organic materials, in particular polymers and lubricants, against thermal, oxidative or light-induced degradation.

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