Stabilizer mixtures

Details Stabilizer mixtures Stabilizer mixtures

2006-06-13

2009-12-08

Anthony, Joseph D (Department: 1796)

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

C252S182290, C524S100000, C524S102000, C524S103000

Reexamination Certificate

active

07628936

ABSTRACT:
A stabilizer mixture containing the components (A), (B) and (C) whereincomponent (A) is for examplea compound of the formula (A-1)whereinA1is hydrogen or C1-C4alkyl,A2is a direct bond or C1-C10alkylene, andn1is a number from 2 to 50;component (B) is a low molecular weight sterically hindered amine compound containing a group of the formula (I) or (II); andcomponent (C) is a high molecular weight sterically hindered amine compound containing a group of the formula (I);with the proviso that components (A), (B) and (C) are different.

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