Manufacture of butanedicarboxylic acid esters
US4570016A · kind A · utility
2Cited by
10References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 12, 1984 |
| Grant date | Feb 11, 1986 |
| Priority date | — |
| Expiry date | Oct 12, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/584
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Deactivated cobalt catalyst from the carboxalkoxylation of butadiene is regenerated by contact with a strong acid ion exchange resin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.