Title:
RUBBER COMPOSITION FOR TIRE AND TIRE INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2020/129886
Kind Code:
A1
Abstract:
Provided are: a rubber composition for a tire which is excellent in terms of dry steering stability, wet steering stability, low-rolling resistance, and on-snow performance; and a tire including the same. The rubber composition is characterized by being formed by adding 80-100 parts by mass of an inorganic filler and 0.5-5 parts by mass of alkylsilane having a C3-C20 alkyl group to 100 parts by mass of a diene rubber comprising a total 100 mass% of 20-45 mass% of a natural rubber, 20-45 mass% of a styrene butadiene rubber, and 20-45 mass% of a butadiene rubber, wherein the rubber hardness at 23 °C is 68 or more.
Inventors:
MURASE KEISUKE (JP)
Application Number:
PCT/JP2019/049134
Publication Date:
June 25, 2020
Filing Date:
December 16, 2019
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
C08L9/00; B60C1/00; C08K3/013; C08K5/5419; C08L7/00
Domestic Patent References:
| WO2018002996A1 | 2018-01-04 | |||
| WO2019188804A1 | 2019-10-03 |
Foreign References:
| JP2016044201A | 2016-04-04 | |||
| JP2015218255A | 2015-12-07 | |||
| JP2011503308A | 2011-01-27 | |||
| JP2018048294A | 2018-03-29 | |||
| JP2015054875A | 2015-03-23 | |||
| JP2014205842A | 2014-10-30 | |||
| JP2006097024A | 2006-04-13 | |||
| JP2013018309A | 2013-01-31 |
Attorney, Agent or Firm:
SEIRYU Patent Professional Corporation et al. (JP)
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