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:
Dec. 15, 2020
Filed:
Aug. 29, 2017
Bridgestone Americas Tire Operations, Llc, Nashville, TN (US);
Paul N. Hamilton, New Franklin, OH (US);
Amy M. Randall, Brentwood, TN (US);
Terrence E. Hogan, Uniontown, OH (US);
Benjamin C. Galizio, Kent, OH (US);
Steven R. Reynolds, Akron, OH (US);
Bridgestone Americas Tire Operations, LLC, Nashville, TN (US);
Firestone Polymers, LLC, Akron, OH (US);
Abstract
A vulcanizable composition for preparing bead filler, the composition comprising a vulcanized rubber; and a vinyl aromatic-containing block copolymer compound, where the vinyl aromatic-containing copolymer is defined by the formula IId-Vo-D-V'-ω  IIwhere each V is independently a polyvinyl aromatic block, D is a polydiene block, w is a hydrogen atom, a functional group, or a polymeric segment or block, and where d is a polydiene block, and where the overall vinyl content of the block copolymer is greater than 65%.