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US 5,705,568 AGranted
Polypropylenes obtainable by chemical degradation
AssigneePCD Polymere Gesellschaft m.b.H.
InventorsMarkus Gahleitner, Klaus Bernreitner, Norbert Hafner, Rudolf Wolfer, Wolfgang Neissl
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Abstract
New polypropylenes which are obtained by chemical degradation of elastic polypropylenes using organic peroxides.
Claims15
Polypropylenes which are obtained by chemical degradation of elastic polypropylenes by means of organic peroxides, wherein said elastic polypropylenes have a stereoregular block arrangement in the polymer chain.
Process for the preparation of polypropylenes which comprises degrading elastic polypropylenes by means of organic peroxides, wherein said elastic polypropylenes have a stereoregular block arrangement in the polymer chain.
Dependencies are inferred from the claim text.