Process for removing vinylidene chloride from 1,1-dichloro-1-fluoroethane
US4940824A · kind A · utility
11Cited by
4References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 14, 1989 |
| Grant date | Jul 10, 1990 |
| Priority date | — |
| Expiry date | Dec 14, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C17/389
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Vinylidene chloride can be substantially removed from a stream of CFC-141b over a carbon molecular sieve having a mean pore size of about 4.2 to 4.5 Angstroms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.