Polypropylene resin compositions

Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants

Reexamination Certificate

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Details

C252S403000, C524S210000, C524S272000, C564S153000

Reexamination Certificate

active

10433512

ABSTRACT:
A polypropylene composition containing the components: a) a crystallizable polypropylene homopolymer, random copolymer, alternating or segmented copolymer, block copolymer or a blend of polypropylene with another synthetic polymer, and b) 0.001 to 5% relative to the weight of component (a), of a specific trimesic acid derivative.

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