Gas-phase alkylation of phenols, and a catalyst for this purpose

US4753913A · kind A · utility

Assignee

• BASF SE

Inventors

• Hans-Heinrich Lenz · Mannheim, DE
• Eckhard Roske · Ludwigshafen, DE
• Karl Baer · Weinheim, DE

Key dates

• Filing date: Jul 8, 1986
• Grant date: Jun 28, 1988
• Expiry date: Jul 8, 2006

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01J37/0009
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

The proposed catalyst for the gas-phase alkylation of phenols is based on magnesium oxide, contains up to 0.4% by weight of alkali metal oxide and is mechanically stabilized with from 1 to 8% by weight, based on the total weight of the catalyst, of graphite, molded and then heated.