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Patent Searching and Data


Title:
PNEUMATIC TIRE AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2019/050030
Kind Code:
A1
Abstract:
Provided are: a pneumatic tire which enables the achievement of a good balance between air retention ability and adhesion of a sealant layer without deteriorating the tire productivity by bonding the sealant layer to the inner surface of the tire, with a mold release agent adhering to the inner surface of the tire; and a method for producing this pneumatic tire. A pneumatic tire which is vulcanized using a bladder that is provided with a coating layer that is formed from a mold release agent, and wherein: a sealant layer 6 is arranged on the inner surface of a tread part 1 in the tire circumferential direction; and the thickness of the mold release agent as detected by an electron microscope is 0.1 μm to 100 μm at least in the region where the sealant layer 6 is arranged.

Inventors:
HOSHIBA TAKASHI (JP)
NARUSE MASAHIRO (JP)
Application Number:
PCT/JP2018/033452
Publication Date:
March 14, 2019
Filing Date:
September 10, 2018
Export Citation:
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Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
B29C33/02; B29C35/02; B29C73/16; B29D30/06; B60C19/12; B29L30/00
Foreign References:
JP2011056812A2011-03-24
JP2003154823A2003-05-27
JP2016540662A2016-12-28
JPH0820029A1996-01-23
JPH0613476A1994-01-21
JP2017001293A2017-01-05
JPH08118364A1996-05-14
Attorney, Agent or Firm:
SEIRYU PATENT PROFESSIONAL CORPORATION et al. (JP)
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