Title:
METHOD FOR PRODUCING RUBBER COMPOSITION FOR SIDEWALL, RUBBER COMPOSITION FOR SIDEWALL, AND PNEUMATIC TIRE
Document Type and Number:
WIPO Patent Application WO/2012/008471
Kind Code:
A1
Abstract:
Provided is a method for producing a rubber composition for a sidewall, which comprises: a step (1) for kneading a natural rubber, silica, and a silane coupling agent; a step (2) for kneading a kneaded product (1) obtained by step (1), stearic acid, and zinc oxide; and a step (3) for kneading a kneaded product (2) obtained by step (2) and an epoxidated natural rubber.
Inventors:
FURUKAWA TSUYOSHI (JP)
Application Number:
PCT/JP2011/065921
Publication Date:
January 19, 2012
Filing Date:
July 13, 2011
Export Citation:
Assignee:
SUMITOMO RUBBER IND (JP)
FURUKAWA TSUYOSHI (JP)
FURUKAWA TSUYOSHI (JP)
International Classes:
C08J3/20; B60C1/00; C08K3/22; C08K3/36; C08K5/09; C08L7/00; C08L15/00
Foreign References:
| JP2007246710A | 2007-09-27 | |||
| JP2002220492A | 2002-08-09 |
Attorney, Agent or Firm:
YASUTOMI & Associates (JP)
Patent business corporation Yasutomi international patent firm (JP)
Patent business corporation Yasutomi international patent firm (JP)
Download PDF:
Claims: