Thermoplastic elastomer composition and process for manufacturing the same

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United States of America Patent

PATENT NO 9139679
APP PUB NO 20150057415A1
SERIAL NO

14260794

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Abstract

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The present invention relates to a thermoplastic elastomer composition which comprises a branched olefin copolymer comprising: a main chain of an ethylene/α-olefin copolymer; and a side chain derived from a crystalline propylene polymer containing a vinyl group at one end, wherein the content of α-olefin in the main chain is 70 mol % or less, the composition has an elongation at break of 500% or higher, and has an elastic recovery rate of 70% or more when recovering from an extension to 300% elongation, and a process for manufacturing the same.

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Patent Owner(s)

  • CORNELL UNIVERSITY;MITSUBISHI CHEMICAL CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Coates, Geoffrey W Lansing, US 87 1830
Fredrickson, Glenn H Santa Barbara, US 20 316
Ohtaki, Hisashi Kanagawa, JP 6 4
Shimizu, Fumihiko Kanagawa, JP 31 444

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