Method for making aromatic carbonates
US5231210A · kind A · utility
68Cited by
5References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 17, 1992 |
| Grant date | Jul 27, 1993 |
| Priority date | — |
| Expiry date | Aug 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 diphenyl carbonate by the direct carbonylation of phenol utilizing a palladium catalyst in combination with an inorganic cocatalyst in the form of a cobalt pentadentate complex.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.