Title:
TIRE
Document Type and Number:
Japanese Patent JP2023133163
Kind Code:
A
Abstract:
To provide a tire that is excellent in integrated performance of low fuel consumption performance, wet steering stability performance and wear resistance.SOLUTION: The tire comprises a tread. The tread is constituted of a rubber composition containing rubber components, silica and a softener, where the rubber components include butadiene rubber and the softener includes liquid-form butadiene rubber degenerated by a functional group that interacts with silica. When contents of the butadiene rubber at the time when the vulcanized rubber composition is extracted by tetrahydrofuran are defined as X (mass%), a cross sectional width of the tire is defined as Wt (mm) and an outer diameter of the tire is defined as Dt (mm), X, Wt and Dt satisfy a certain relation.SELECTED DRAWING: None
Inventors:
TANAKA TAKEHIRO
Application Number:
JP2023024504A
Publication Date:
September 22, 2023
Filing Date:
February 20, 2023
Export Citation:
Assignee:
SUMITOMO RUBBER IND
International Classes:
B60C3/04; B60C1/00; C08K3/36; C08K5/01; C08L7/00; C08L9/00; C08L9/06; C08L45/00
Attorney, Agent or Firm:
Patent Attorney Corporation Asahina Patent Office