Title:
TIRE RUBBER COMPOSITION AND TIRE
Document Type and Number:
Japanese Patent JP2019131645
Kind Code:
A
Abstract:
To provide a tire rubber composition, which is a rubber composition containing predetermined particulate silica, the composition having excellent fuel economy, fracture strength and abrasion resistance and also satisfying both of moldability (ensured molding time) and a vulcanization rate (shortened vulcanization time), and a tire having a tire member composed of the rubber composition.SOLUTION: A tire rubber composition contains, based on a rubber component 100 pts.mass, 60 pts.mass or more of silica with a nitrogen adsorption specific surface area of 200 m/g or more by a BET method, and aminoguanidine weak acid salt.SELECTED DRAWING: None
Inventors:
TORIDA KAZUYA
Application Number:
JP2018012967A
Publication Date:
August 08, 2019
Filing Date:
January 29, 2018
Export Citation:
Assignee:
SUMITOMO RUBBER IND
International Classes:
C08L21/00; B60C1/00; C08K3/36; C08K5/31; C08L9/06
Domestic Patent References:
| JP2013053296A | 2013-03-21 | |||
| JP6228335B1 | 2017-11-08 |
Foreign References:
| WO2017038475A1 | 2017-03-09 | |||
| WO2017038474A1 | 2017-03-09 | |||
| WO2015190519A1 | 2015-12-17 |
Attorney, Agent or Firm:
Asahina Patent Office