Hydrofluoroalkanes as cleaning and degreasing solvents
US5696307A · kind A · utility
4Cited by
37References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 21, 1994 |
| Grant date | Dec 9, 1997 |
| Priority date | — |
| Expiry date | Jan 21, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23G5/02803
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Hydrofluoroalkanes useful as solvents, especially for vapor degreasing and solvent cleaning, are one or many of the following formulae: EQU CHF.sub.2 --X--(CHF).sub.n --X--Y wherein X is selected from the group consisting of CHF, CF.sub.2 and CH.sub.2, Y is CH.sub.3, and n is 0, 1 or 2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.