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Patent Searching and Data


Title:
COPOLYMER, RUBBER COMPOSITION, CROSS-LINKED RUBBER COMPOSITION, AND TIRE
Document Type and Number:
WIPO Patent Application WO/2012/014459
Kind Code:
A1
Abstract:
Provided is a copolymer of a conjugated diene compound and a non-conjugated olefin characterized in that the copolymer is a tapered copolymer having: a block moiety comprising the monomeric unit of the conjugated diene compound and/or a block moiety comprising the monomeric unit of the non-conjugated olefin; and a random moiety in which the monomeric units of the conjugated diene compound and the non-conjugated olefin are irregularly arranged.

Inventors:
HORIKAWA, Yasuo (Technical Center 3-1-1, Ogawahigashi-cho, Kodaira-sh, Tokyo 31, 〒1878531, JP)
堀川 泰郎 (〒31 東京都小平市小川東町3-1-1 株式会社ブリヂストン 技術センター内 Tokyo, 〒1878531, JP)
KAITA, Shojiro (Technical Center 3-1-1, Ogawahigashi-cho, Kodaira-sh, Tokyo 31, 〒1878531, JP)
会田 昭二郎 (〒31 東京都小平市小川東町3-1-1 株式会社ブリヂストン 技術センター内 Tokyo, 〒1878531, JP)
Application Number:
JP2011/004229
Publication Date:
February 02, 2012
Filing Date:
July 26, 2011
Export Citation:
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Assignee:
BRIDGESTONE CORPORATION (10-1, Kyobashi 1-chome Chuo-k, Tokyo 40, 〒1048340, JP)
株式会社ブリヂストン (〒40 東京都中央区京橋1丁目10番1号 Tokyo, 〒1048340, JP)
HORIKAWA, Yasuo (Technical Center 3-1-1, Ogawahigashi-cho, Kodaira-sh, Tokyo 31, 〒1878531, JP)
堀川 泰郎 (〒31 東京都小平市小川東町3-1-1 株式会社ブリヂストン 技術センター内 Tokyo, 〒1878531, JP)
KAITA, Shojiro (Technical Center 3-1-1, Ogawahigashi-cho, Kodaira-sh, Tokyo 31, 〒1878531, JP)
International Classes:
C08F236/04; C08F210/00; C08K3/00; C08L9/00
Attorney, Agent or Firm:
SUGIMURA, Kenji (36F Kasumigaseki Common Gate West, 3-2-1 Kasumigaseki, Chiyoda-k, Tokyo 13, 〒1000013, JP)
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Claims: