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:
Jun. 07, 2022
Filed:
Nov. 11, 2019
The Goodyear Tire & Rubber Company, Akron, OH (US);
Liqing Ma, Uniontown, OH (US);
The Goodyear Tire & Robber Company, Akron, OH (US);
Abstract
The present invention is directed to a functionalized elastomer comprising the reaction product of a living anionic elastomeric polymer and a polymerization terminator of formula I where n is an integer from 1 to 3;X is a tetravalent organic group selected from a hydrocarbyl group of formula CHwhere mis an integer from 1 to 10, a group of formula II where Ris C1 to C10 alkane diyl, and the group of phenyl diyl;Rand Rare independently selected from C1 to C10 alkyl, and a group of formula III where R, Rare independently C1 to C10 alkyl, and Ris C1 to C10 alkanediyl;or Rand Rtaken together with their common Si atom form a five-membered heterocyclic ring selected from formulas IV and V where R7 is from C1 to C10 alkyl.