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. 01, 2025
Filed:
May. 14, 2020
Bridgestone Corporation, Chuo-ku, JP;
Bridgestone Americas Tire Operations, Llc, Nashville, TN (US);
Ryan J. Hue, Akron, OH (US);
Laura S. Kocsis, Akron, OH (US);
Terrence E. Hogan, Uniontown, OH (US);
Jeffrey A. Cicerchi, Akron, OH (US);
Bridgestone Corporation, Chuo-ku, JP;
Bridgestone Americas Tire Operations, LLC, Nashville, TN (US);
Abstract
Disclosed herein area process for preparing a modified high-cis polybutadiene polymer, a modified high-cis polybutadiene polymer, and tires having a component made using the modified high-cis polybutadiene polymer. The processes make use of a functionalizing compound of formula (I) to prepare the modified high-cis polybutadiene from a quantity of 1,3-butadiene monomer using a specified catalyst system.