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Patent Searching and Data


Title:
RUBBER ADDITIVE, RUBBER COMPOSITION AND PNEUMATIC TIRE USING SAME
Document Type and Number:
WIPO Patent Application WO/2017/104467
Kind Code:
A1
Abstract:
Provided are a rubber additive that makes it possible to provide a rubber composition having excellent low heat build-up properties and workability, a rubber composition including the rubber additive, and a pneumatic tire using the rubber composition. A rubber additive characterized by containing a hydrazide compound represented by formula (I) (in the formula, R represents a hydroxyl group, C1-4 alkyl group, or C1-4 alkoxy group, and A represents a C1-4 alkylene group or C2-4 alkenylene group). Also, a rubber composition including the rubber additive and a pneumatic tire using the rubber composition.

Inventors:
YOSHIZAWA Takahiro (1-1 Kyobashi 3-chome, Chuo-k, Tokyo 40, 〒1048340, JP)
NAKASHIMA Shinya (Kagasuno 463, Kawauchi-cho, Tokushima-sh, Tokushima 93, 〒7710193, JP)
ABE Masaki (Kagasuno 463, Kawauchi-cho, Tokushima-sh, Tokushima 93, 〒7710193, JP)
KODAMA Kazuhiro (Kagasuno 463, Kawauchi-cho, Tokushima-sh, Tokushima 93, 〒7710193, JP)
Application Number:
JP2016/086071
Publication Date:
June 22, 2017
Filing Date:
December 05, 2016
Export Citation:
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Assignee:
BRIDGESTONE CORPORATION (1-1 Kyobashi 3-chome, Chuo-ku Tokyo, 40, 〒1048340, JP)
OTSUKA CHEMICAL CO., LTD. (2-27, Otedori 3-chome Chuo-ku, Osaka-sh, Osaka 21, 〒5400021, JP)
International Classes:
C08L21/00; B60C1/00; B60C5/14; C07C243/38; C08K3/04; C08K5/25
Foreign References:
JPH11231462A1999-08-27
JPH10330549A1998-12-15
JPH0827315A1996-01-30
JP2010053256A2010-03-11
JPH10330549A1998-12-15
Other References:
See also references of EP 3392303A4
Attorney, Agent or Firm:
HONDA Ichiro (HONDA INTERNATIONAL PATENT & TRADEMARK OFFICE, 6th Floor Yusei Fukushi Kotohira Bldg., 14-1, Toranomon 1-chome, Minato-k, Tokyo 01, 〒1050001, JP)
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