Title:
PNEUMATIC TIRE
Document Type and Number:
WIPO Patent Application WO/2011/152188
Kind Code:
A1
Abstract:
Provided is a pneumatic tire wherein rolling resistance is reduced while maintaining crack resistance. A foamed rubber layer (6) which extends in the tire radial direction is disposed at least in a portion of a side wall section (3). Furthermore, as regards this foamed rubber layer (6), the thermal conductivity at 23OC is 0.50 - 0.20 W/mK, the value of tan δ at 60OC is 0.17 or less, and the foaming magnification ratio Q is 50 - 160%.
Inventors:
MATSUDA JUN (JP)
SAKAI TOMOYUKI (JP)
SAKAI TOMOYUKI (JP)
Application Number:
PCT/JP2011/061063
Publication Date:
December 08, 2011
Filing Date:
May 13, 2011
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
MATSUDA JUN (JP)
SAKAI TOMOYUKI (JP)
MATSUDA JUN (JP)
SAKAI TOMOYUKI (JP)
International Classes:
B60C13/00
Foreign References:
| JP2003127619A | 2003-05-08 | |||
| JPH0640218A | 1994-02-15 | |||
| JP2003127620A | 2003-05-08 | |||
| JPH06211007A | 1994-08-02 |
Attorney, Agent or Firm:
OGAWA, Shin-ichi et al. (JP)
Shin-ichi Ogawa (JP)
Shin-ichi Ogawa (JP)
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Claims:
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