Patent · US Expired

Method for making aromatic carbonates

US5284964A · kind A · utility

66Cited by
1References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 17, 1992
Grant dateFeb 8, 1994
Priority date
Expiry dateAug 17, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C68/01
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A method is provided for making aromatic carbonates, such as diphenyl carbonate by the carbonylation of an aromatic hydroxy compound, such as phenol in the presence of a palladium catalyst and an organic cocatalyst, such as a terpyridine compound.

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