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Title:
RUBBER COMPOSITION AND PNEUMATIC TIRE
Document Type and Number:
Japanese Patent JP2011042710
Kind Code:
A
Abstract:

To improve appearance by suppressing discoloration of rubber surfaces without diminishing improving effect on ozone resistance resulted from an age inhibitor.

The rubber composition contains 0.5-20 pts.wt. of melanin or a melanin dye based on 100 pts.wt. of a rubber component comprising diene-based rubber. Preferably, 0.5-10 pts.wt. of an age inhibitor is mixed with 100 pts.wt. of the rubber component. A pneumatic tire uses the rubber composition at least in part.


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Inventors:
YURI TAKASHI
Application Number:
JP2009190193A
Publication Date:
March 03, 2011
Filing Date:
August 19, 2009
Export Citation:
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Assignee:
TOYO TIRE & RUBBER CO
International Classes:
C08L9/00; B60C1/00; C08K5/18; C08L93/00
Attorney, Agent or Firm:
Tamako Tsutada
Masato Tsuda
Tetsuji Nakamura
Katsuyuki Tomita



 
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