Polymer and method for producing same, rubber composition containing polymer, and tire having rubber composition

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United States of America Patent

PATENT NO 9540464
APP PUB NO 20150011701A1
SERIAL NO

14379176

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Abstract

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The polymer of the present invention is a synthesized polyisoprene or an isoprene copolymer. The polymer has a number average molecular weight (Mn) of 1.5 million or more when measured by using gel permeation chromatography (GPC).

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Patent Owner(s)

  • BRIDGESTONE CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kaita, Shojiro Oizumi-machi, JP 56 271
Matsushita, Junko Tachikawa, JP 50 204
Tamaki, Satoru Kodaira, JP 21 41

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