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:
Apr. 02, 2024
Filed:
Feb. 28, 2020
Eneos Materials Corporation, Tokyo, JP;
Yoshiki Nonoyama, Minato-ku, JP;
Masaaki Inoue, Minato-ku, JP;
ENEOS MATERIALS CORPORATION, Tokyo, JP;
Abstract
A modified conjugated diene-based polymer is produced by a method reacting a conjugated diene-based polymer having an active terminal, which is a polymer obtained by polymerizing a monomer including a conjugated diene compound in the presence of an alkali metal compound, with a compound [A] represented by formula (1). In formula (1), each of Rand Rrepresents a C1 to C8 hydrocarbyl group and the like; each of Rand Rrepresents a C1 to C8 hydrocarbyl group and the like; each of Rand Rrepresents a C1 to C6 hydrocarbylene group; Rrepresents a C1 to C10 hydrocarbylene group; Xrepresents a C1 to C4 hydrocarbyloxy group; each of Xand Xrepresent a C1 to C4 hydrocarbyl group or hydrocarbyloxy group; m is an integer of 1 to 3.