Title:
RUBBER COMPOSITION FOR COATING STEEL CORD AND TIRE
Document Type and Number:
Japanese Patent JP2018053244
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a rubber composition for coating a steel cord excellent in cord adhesiveness, driving stability and elongation at break.SOLUTION: The rubber composition for coating a steel cord is provided, containing 0.12 pts.mass or more of bis(benzoic acid)zinc and/or bis(t-butyl benzoic acid)zinc, 0.03 to 0.30 pts.mass of a cobalt aliphatic acid salt in terms of cobalt element, and less than 0.5 pts.mass of aliphatic acid having 16 to 22 carbon atoms and aliphatic acid derived from the cobalt aliphatic acid salt and having 16 to 22 carbon atoms in total, based on 100 pts.mass of a rubber component. A tire is also provide, having a breaker and/or carcass obtained by use of the rubber composition for coating a steel cord.SELECTED DRAWING: None
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Inventors:
MIYAZAKI TATSUYA
Application Number:
JP2017179109A
Publication Date:
April 05, 2018
Filing Date:
September 19, 2017
Export Citation:
Assignee:
SUMITOMO RUBBER IND
International Classes:
C08L21/00; B60C1/00; C08K3/36; C08K5/098
Domestic Patent References:
| JP2014080475A | 2014-05-08 | |||
| JP2013122038A | 2013-06-20 | |||
| JP2010111776A | 2010-05-20 | |||
| JP2015199863A | 2015-11-12 | |||
| JPH02169642A | 1990-06-29 |
Attorney, Agent or Firm:
Asahina Patent Office