Methods for treating inner liners, inner liners resulting therefrom and tires containing such inner liners

US11697260B2 · kind B2 · utility

Assignee

• Bridgestone Americas Tire Operations, LLC · US

Inventors

• Kung-Ching Liao · Copley, US
• Jared J. Griebel · Orange, US
• Brian S. Alexander · Westfield, US
• Bradley S. Plotner · Akron, US
• Ross W. Widenor · Munroe Falls, US

Key dates

• Filing date: Jun 29, 2017
• Grant date: Jul 11, 2023
• Expiry date: Oct 22, 2040

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08J2475/04
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

Methods for treating a cured inner liner as well as treated, cured inner liners resulting from such methods are disclosed. Also disclosed are tires containing the treated inner liners. The methods include treatment of the lower surface of inner liner surface with a rubber-containing liquid to produce a rubber-containing film thereupon.