Process for the production of polyfluorinated ethers
US4874901A · kind A · utility
22Cited by
3References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 6, 1988 |
| Grant date | Oct 17, 1989 |
| Priority date | — |
| Expiry date | May 6, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Sodium or potassium fluoride has been found to efficiently fluorinate the chloro atom adjacent the ether oxygen in chloro-fluoro organic ethers. The reaction proceeds efficiently without added solvent at an elevated temperature and pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.