Purification of bisphenol-A
US4408087A · kind A · utility
14Cited by
2References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 29, 1979 |
| Grant date | Oct 4, 1983 |
| Priority date | — |
| Expiry date | Oct 29, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C37/685
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Pure bisphenol-A can be obtained by treating the adduct of the latter and phenol with water in two stages.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.