Title:
TIRE
Document Type and Number:
WIPO Patent Application WO/2016/194387
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a tire that does not cause decreases in steering stability and that has excellent wet performance. In order to solve this problem, a tire is provided with a tread section and a bead section comprising a pair of bead cores and a bead filler arranged on the radially outward side of the bead cores. The tire is characterized in that the tread rubber constituting the tread section comprises a rubber composition containing: a rubber component (A); 5-50 parts by mass of a thermoplastic resin (B) with respect to 100 parts by mass of the rubber component, said thermoplastic resin (B) comprising at least one resin selected from among C5 resins, C5-C9 resins, C9 resins, terpene resins, terpene-aromatic compound resins, rosin resins, dicyclopentadiene resins, and alkylphenol resins; and 20-120 parts by mass of a filler (C) containing silica. The tire is also characterized in that the dynamic storage modulus (E') of the bead filler is more than 50 MPa.
Inventors:
SAKURAI HIDEYUKI (JP)
Application Number:
PCT/JP2016/002690
Publication Date:
December 08, 2016
Filing Date:
June 02, 2016
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B60C15/06; B60C1/00; B60C11/00; C08K3/36; C08L7/00; C08L9/06; C08L57/00
Domestic Patent References:
| WO2015077800A1 | 2015-05-28 | |||
| WO2015182778A1 | 2015-12-03 |
Foreign References:
| JPS61295103A | 1986-12-25 | |||
| JP2005047957A | 2005-02-24 | |||
| JP2007056137A | 2007-03-08 | |||
| JP2006076442A | 2006-03-23 | |||
| JPH04342603A | 1992-11-30 | |||
| JP2001011237A | 2001-01-16 | |||
| JPH06262903A | 1994-09-20 | |||
| JP2005153782A | 2005-06-16 | |||
| JPS534902A | 1978-01-18 | |||
| JPS6171202A | 1986-04-12 |
Other References:
See also references of EP 3305561A4
Attorney, Agent or Firm:
SUGIMURA, KENJI (JP)
Kenji Sugimura (JP)
Kenji Sugimura (JP)
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