Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Reexamination Certificate
2007-06-26
2007-06-26
Sanders, Kriellion (Department: 1714)
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
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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Blomenhofer Markus
Schmidt Hans-Werner
Smith Paul
Ciba Specialty Chemicals Corp.
Sanders Kriellion
Stevenson Tyler A.
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