Stabilizer blend containing phosphite

Details Stabilizer blend containing phosphite Stabilizer blend containing phosphite

1994-12-21

1997-03-25

Hoke, Veronica P.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

524117, 524100, C08K 5527, C09K 1532

Patent

active

056145713

ABSTRACT:
A stabilizer blend composition is provided containing a phosphite of the formula: ##STR1## wherein Y.sup.1 is an alkyl and Y.sup.2 is tert-butyl, and an additive which is preferably a hindered phenolic, a thioester, a neutralizer, a UV stabilizer or a UV absorber. The composition in solid particle form exhibit reduced levels of dusting and are useful in polymer stabilization processes for stabilizing polymeric materials.

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