The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 26, 2022
Filed:
Apr. 13, 2018
Sumitomo Rubber Industries, Ltd., Kobe, JP;
Hayato Yoshiyasu, Kobe, JP;
SUMITOMO RUBBER INDUSTRIES, LTD., Kobe, JP;
Abstract
The present invention provides a pneumatic tire achieving a balanced improvement in fuel economy, abrasion resistance, and wet grip performance. The present invention relates to a pneumatic tire, including a tread containing a tread rubber composition, the tread rubber composition containing a rubber component including 30% by mass or more of a styrene-butadiene rubber, the tread rubber composition containing, per 100 parts by mass of the rubber component: 80 to 150 parts by mass of silica; 0.1 to 3.0 parts by mass of a tetrazine compound of formula (1); and 50 parts by mass or less of a hydrocarbon resin having a SP value of 7.5 to 10.5, the styrene-butadiene rubber having a styrene content of 23% by mass or higher.