Continuous carbonylation processes
US10221150B2 · kind B2 · utility
34Cited by
38References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 12, 2016 |
| Grant date | Mar 5, 2019 |
| Priority date | — |
| Expiry date | Feb 12, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D305/12
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Provided are processes for monitoring and maintaining continuous carbonylation of epoxides or lactones. Processes include measuring parameters affecting the rate of the carbonylation reaction and adding supplemental replacement catalyst replacement components to maintain a constant rate of carbonylation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.