Title:
空気入りタイヤ
Document Type and Number:
Japanese Patent JP7302316
Kind Code:
B2
Abstract:
To provide a pneumatic tire capable of achieving both reduction of road noise and improvement of durability.SOLUTION: A pneumatic tire includes a run-flat liner of a crescent shaped cross section arranged as a reinforcement layer, where a maximum thickness of the run-flat liner is 5 mm-20 mm; a rubber composition forming the run-flat liner contains a natural rubber and a butadiene rubber as a diene rubber, and carbon black having N2SA of 25-100 m2/g; and 100% modulus (M100cap) of a cap tread rubber and 100% modulus (M100RFL) of the run-flat liner satisfy (M100cap)/(M100RFL)≤0.60.SELECTED DRAWING: None
Inventors:
Hiroki Sugiura
Masato Ozaki
Katsunori Shimizu
Masato Ozaki
Katsunori Shimizu
Application Number:
JP2019110420A
Publication Date:
July 04, 2023
Filing Date:
June 13, 2019
Export Citation:
Assignee:
Yokohama Rubber Co., Ltd.
International Classes:
B60C17/00; B60C1/00; B60C11/00; C08K3/011; C08K3/013; C08K3/04; C08K3/06; C08L7/00; C08L9/00
Domestic Patent References:
| JP2011255881A | ||||
| JP2005053313A | ||||
| JP2018193535A | ||||
| JP5320423A | ||||
| JP2015206038A | ||||
| JP2015205950A | ||||
| JP2016196576A |
Attorney, Agent or Firm:
Shigeru Noda