Method for forming perfluorocarbon ethers
US4523039A · kind A · utility
136Cited by
5References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 1983 |
| Grant date | Jun 11, 1985 |
| Priority date | — |
| Expiry date | Dec 19, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C41/01
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A method is disclosed for producing fluorocarbon ethers wherein a high molecular weight polyether is reacted with elemental fluorine to produce a highly fluorinated polyether which is subjected to an elevated temperature sufficient to cause fragmentation of the polymer chain to produce fluorocarbon ethers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.