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Patent Searching and Data


Title:
MODIFIED CONJUGATED DIENE COPOLYMER AND METHOD FOR PRODUCING THE SAME
Document Type and Number:
Japanese Patent JP2018016678
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a modified conjugated diene polymer that strikes a balance between low hysteresis loss and wet skid resistance when used for automobile tires, and has practically sufficient wear resistance and tensile characteristics and also excellent workability.SOLUTION: The present invention provides a conjugated diene polymer in which the percentage of polymer chains each having a structure derived from a compound represented by the following formula (1) or (2) at a molecular terminal is 70-98 mass%.SELECTED DRAWING: None

Inventors:
ISHIZAKA TAKANOBU
YAMAZAKI HIDEKI
YAMADA CHIGUSA
Application Number:
JP2016145796A
Publication Date:
February 01, 2018
Filing Date:
July 25, 2016
Export Citation:
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Assignee:
JAPAN ELASTOMER CO LTD
ASAHI KASEI CORP
International Classes:
C08C19/22; C08C19/25
Domestic Patent References:
JP2014177520A2014-09-25
JP2016017097A2016-02-01
JP2013245247A2013-12-09
JP2017203120A2017-11-16
Attorney, Agent or Firm:
Yoshiyuki Inaba
Toshifumi Onuki
Akihiko Eguchi
Kazuhiko Naito