Methods of making an elastomer composite reinforced with silica and products containing same

US10882964B2 · kind B2 · utility

Assignee

• Cabot Corporation · US

Inventors

• Jincheng Xiong · Boxborough, US
• Martin C. Green · Boxborough, US
• William R. Williams · Charlotte, US
• Dmitry Fomitchev · Lexington, US
• Gerald D. Adler · Boston, US
• Duane G. McDonald · Cambridge, US
• Ron Grosz · Andover, US
• Michael D. Morris · Ann Arbor, US

Key dates

• Filing date: May 6, 2019
• Grant date: Jan 5, 2021
• Expiry date: Jun 6, 2039

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K2201/006
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Methods to make a silica elastomer composite with a destabilized dispersion of a never-dried, or as-produced, precipitated silica are described, along with silica elastomer composites made from the methods. The advantages achieved with the methods are further described.