Title:
RUN-FLAT TIRE
Document Type and Number:
WIPO Patent Application WO/2021/182535
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a run-flat tire which comprises an organic fiber cord coated with an adhesive composition not containing resorcin and which has excellent rolling resistance in addition to having a low environmental impact. In order to meet this purpose, this run-flat tire is characterized in having an organic fiber cord coated with an adhesive composition containing polyphenols and aldehydes, and in a vulcanized rubber configuring a side reinforcing rubber component 9 and/or a bead filler 8, the ratio of monosulfide bonds and disulfide bonds to all sulfide bonds is greater than or equal to 65%.
Inventors:
TSUDA SHUNSUKE (JP)
Application Number:
PCT/JP2021/009644
Publication Date:
September 16, 2021
Filing Date:
March 10, 2021
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B60C1/00; B60C9/00; B60C9/22; B60C15/06; B60C17/00; C09J107/02; C09J109/00; C09J161/04; D06M13/395; D06M15/41; D06M15/693
Domestic Patent References:
| WO2016143756A1 | 2016-09-15 | |||
| WO2018230463A1 | 2018-12-20 | |||
| WO2018230464A1 | 2018-12-20 |
Foreign References:
| JP2009174105A | 2009-08-06 | |||
| JP2010189492A | 2010-09-02 | |||
| JP2013226983A | 2013-11-07 | |||
| JP2012214928A | 2012-11-08 | |||
| JP2017512262A | 2017-05-18 | |||
| JP2014528970A | 2014-10-30 | |||
| JP2016528337A | 2016-09-15 | |||
| JP2014525973A | 2014-10-02 | |||
| JP2019518087A | 2019-06-27 |
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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