Isomerization of bis-phenols
US5001281A · kind A · utility
12Cited by
5References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 11, 1989 |
| Grant date | Mar 19, 1991 |
| Priority date | — |
| Expiry date | Aug 11, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2603/18
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Bis-phenols are isomerized in the presence of an acidic perfluorinated polymer catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.