Title:
PNEUMATIC TIRE
Document Type and Number:
WIPO Patent Application WO/2018/003764
Kind Code:
A1
Abstract:
Provided is a pneumatic tire which has improved handling stability and crack growth resistance in a low-temperature environment compared to the conventional level. The pneumatic tire has an inner liner and a tie rubber, and is characterized in that the inner liner includes a rubber composition for inner liners, which contains, in 100 parts by mass of a diene rubber containing 50-100 parts by mass of a halogenated butyl rubber, 25-75 parts by mass of a carbon black having a nitrogen adsorption specific surface area of 25-95 m2/g, 1-13 parts by mass of a resin, and 0.1-1.8 parts by mass of zinc oxide. The rubber composition has a dynamic storage modulus of 600 MPa or less at -45°C.
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Inventors:
SHIMIZU KATSUNORI (JP)
NOMAGUCHI TSUYOSHI (JP)
NOMAGUCHI TSUYOSHI (JP)
Application Number:
PCT/JP2017/023479
Publication Date:
January 04, 2018
Filing Date:
June 27, 2017
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
B60C5/14; C08L23/28; C08K3/04; C08K3/22; C08L101/00
Domestic Patent References:
| WO2015008565A1 | 2015-01-22 | |||
| WO2017018386A1 | 2017-02-02 |
Foreign References:
| JP2015501359A | 2015-01-15 | |||
| JP2014084430A | 2014-05-12 | |||
| JP2014084380A | 2014-05-12 | |||
| JP2015101712A | 2015-06-04 | |||
| JP2016003296A | 2016-01-12 | |||
| JPS5745490B2 | 1982-09-28 |
Other References:
See also references of EP 3480250A4
Attorney, Agent or Firm:
SEIRYU PATENT PROFESSIONAL CORPORATION et al. (JP)
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