Title:
TIRE
Document Type and Number:
WIPO Patent Application WO/2022/080037
Kind Code:
A1
Abstract:
A tire which is provided with a tread part, wherein: the ratio of the weight G (kg) of the tire to the maximum load capacity WL (kg) of the tire, namely, G/WL is 0.0131 or less; the tread part comprises at least one rubber layer which is composed of a rubber composition that contains a rubber component and a reinforcing filler; the rubber composition has a tanδ at 30°C of more than 0.15 and a complex elastic modulus at 30°C (E*30) of less than 8.0 MPa; and the ratio of the tanδ at 30°C to the weight G, namely, (tanδ at 30°C)/G is 0.016 or more.
Inventors:
HAMAMURA KENJI (JP)
Application Number:
PCT/JP2021/032672
Publication Date:
April 21, 2022
Filing Date:
September 06, 2021
Export Citation:
Assignee:
SUMITOMO RUBBER IND (JP)
International Classes:
C08L21/00; B60C11/03; C08K3/04; C08K3/36
Domestic Patent References:
| WO2015170615A1 | 2015-11-12 |
Foreign References:
| JP2012148651A | 2012-08-09 | |||
| JP2002503177A | 2002-01-29 | |||
| JP2011213988A | 2011-10-27 | |||
| JPS6349505A | 1988-03-02 | |||
| JP2012036370A | 2012-02-23 | |||
| JP6863504B1 | 2021-04-21 | |||
| JP2017043281A | 2017-03-02 |
Other References:
See also references of EP 4108720A4
Attorney, Agent or Firm:
ASAHINA & CO. (JP)
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