Patent · US Expired

Catalyst for methylation of phenols

US3937669A · kind A · utility

1Cited by
1References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 10, 1974
Grant dateFeb 10, 1976
Priority date
Expiry dateJun 10, 1994

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J23/8892
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Vapor phase methylation of phenols with methanol in contact with a vanadium oxide catalyst which may additionally contain iron oxide and at least one other oxide of magnesium, titanium, manganese, beryllium or boron.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.