Method of catalysis for the production of bisphenol A

US10894758B2 · kind B2 · utility

Assignee

• DDP Specialty Electronic Materials US, LLC. · US

Inventors

• Andrew M. Savo · Cherry Hill, US
• Mark Vandersall · Jamison, US
• Klaus-Dieter Topp · Kronberg, DE
• Liu Yang · Yorba Linda, US

Key dates

• Filing date: Oct 24, 2018
• Grant date: Jan 19, 2021
• Expiry date: Oct 24, 2038

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01J2531/002
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Provided is a process for producing 2,2-bis(4-hydroxyphenyl)propane, comprising condensing phenol with acetone in the presence of an acid catalyst;