Vinylaromatic and olefin pseudoblock polymers

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United States of America Patent

PATENT NO 6239242
SERIAL NO

09379149

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Abstract

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There are a number of recent developments relating to co- and homo-polymers of vinyl aromatic monomers. There are syndiotactic polymers of styrene, there are pseudo random polymers of styrene and ethylene. The present invention seeks to provide novel pseudoblock polymers of styrene and ethylene in which at least 10 weight % of the vinyl aromatic monomer is incorporated in the form of one or more atactic pseudoblocks.

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Patent Owner(s)

Patent OwnerAddress
NOVA CHEMICLS CORPORATION645 - 7 AVENUE SW CALGARY ALBERTA T2P 4

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lam, Patrick Calgary, CA 44 358
Wang, Qinyan Calgary, CA 62 356

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  • 2 Citation Count
  • C08F Class
  • 4.30 % this patent is cited more than
  • 24 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges3038214461391485261501 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +0255075100125150175200225250275300325350375400425

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