Fluorovinyl ether
US5349093A · kind A · utility
24Cited by
3References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 11, 1993 |
| Grant date | Sep 20, 1994 |
| Priority date | — |
| Expiry date | Mar 11, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F216/1416
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A fluorovinyl ether of the formula: EQU R.sub.f --(OCF.sub.2 CF.sub.2 CF.sub.2).sub.n --OCF.dbd.CF.sub.2(I) wherein R.sub.f is a C.sub.1- -C.sub.5 perfluoroalkyl group, n is an integer of 1 to 4 provided that when n is 1 (one), R.sub.f is other than a trifluoromethyl group, a copolymer of which with an ethylenically unsaturated compound has a low glass transition temperature and improved low temperature properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.