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:
Sep. 26, 2023
Filed:
Nov. 22, 2019
Kao Corporation, Tokyo, JP;
Ryosuke Kobe, Wakayama, JP;
Koichi Kawamoto, Tokyo, JP;
KAO CORPORATION, Tokyo, JP;
Abstract
The present invention relates to a rubber composition with an excellent grip force; a method of producing the rubber composition; a shoe sole, a shoe, and a tire each using the rubber composition; and a method of improving a frictional force of a rubber component. The present invention is concerned with [1] a rubber composition containing a rubber component (A), a lignin degradation product (B), and a specified amine compound (C); [2] a rubber composition composed of a blend of a rubber component (A), a lignin (B), and a specified amine compound (C); [3] a shoe sole using the aforementioned rubber composition; [4] a shoe having the aforementioned shoe sole; [5] a tire using the aforementioned rubber composition; [6] a method of producing a rubber composition, including blending a rubber component (A), a lignin (B), and a specified amine compound (C) and vulcanizing the blend; and [7] a method of improving a frictional force of a rubber component, including blending a rubber component (A), a lignin (B), and a specified amine compound (C).