Title:
タイヤ用ゴム組成物
Document Type and Number:
Japanese Patent JP6399236
Kind Code:
B2
Abstract:
A rubber composition for a tire contains: per 100 parts by mass of a diene rubber containing 50 parts by mass or greater of an emulsion-polymerized styrene-butadiene rubber having a bonded styrene content of 30 mass % or less, from 20 to 40 parts by mass of a butadiene rubber, and WN parts by mass of a natural rubber, WT parts by mass of an aromatic modified terpene resin and WS parts by mass of a silica. A ratio (WN/WS) of a compounded amount of the natural rubber (WN) to a compounded amount of the silica (WS) is from 0.4 to 1.0, and a ratio (WS/WT) of the compounded amount of the silica (WS) to a compounded amount of the aromatic modified terpene resin (WT) is from 2.0 to 5.0.
Inventors:
Ryosuke Takagi
Application Number:
JP2017548496A
Publication Date:
October 03, 2018
Filing Date:
June 15, 2017
Export Citation:
Assignee:
THE YOKOHAMA RUBBER CO.,LTD.
International Classes:
C08L9/06; B60C1/00; C08K3/36; C08L7/00; C08L9/00; C08L45/00
Domestic Patent References:
| JP2012007145A | ||||
| JP2006293061A | ||||
| JP4300931A | ||||
| JP2016008285A | ||||
| JP2008297493A | ||||
| JP2011122057A | ||||
| JP2013237724A |
Attorney, Agent or Firm:
Seiryu International Patent Service Corporation
Takayoshi in the daytime
Masao Sakaizawa
Takayoshi in the daytime
Masao Sakaizawa
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