Title:
PNEUMATIC TIRE
Document Type and Number:
WIPO Patent Application WO/2010/119668
Kind Code:
A1
Abstract:
A pneumatic tire configured in such a manner that air retention and film breakage are not caused even if a mold separation agent is not applied to the inner surface of the tire when the tire is vulcanized and molded using a bladder.
The pneumatic tire comprises on the inner surface thereof an inner liner having one or more film layers, and the gelation ratio before vulcanization of the innermost surface layer which, among the film layers, is the layer on the innermost surface side of the tire is in the range from 10.0% to 99.0%. Preferably, the film layers are single or multiple resin film layers.
Inventors:
TAKAHASHI YUWA (JP)
OZAWA YOICHI (JP)
OZAWA YOICHI (JP)
Application Number:
PCT/JP2010/002675
Publication Date:
October 21, 2010
Filing Date:
April 13, 2010
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
TAKAHASHI YUWA (JP)
OZAWA YOICHI (JP)
TAKAHASHI YUWA (JP)
OZAWA YOICHI (JP)
International Classes:
B60C5/14; C08K5/103; C08K5/3462; C08L75/04
Foreign References:
JPH08132553A | 1996-05-28 | |||
JP2008024228A | 2008-02-07 | |||
JP2002283808A | 2002-10-03 | |||
JPH0740702A | 1995-02-10 | |||
JPH0781306A | 1995-03-28 | |||
JPH1026407A | 1998-01-27 | |||
JPH0640207A | 1994-02-15 | |||
JP2002052904A | 2002-02-19 | |||
JP2008179676A | 2008-08-07 |
Other References:
See also references of EP 2420393A4
Attorney, Agent or Firm:
SUGIMURA, KENJI (JP)
Kenji Sugimura (JP)
Kenji Sugimura (JP)
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