Method of cleaning using partially fluorinated alkenes having a tertiary structure as solvent
US5118360A · kind A · utility
5Cited by
2References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 20, 1991 |
| Grant date | Jun 2, 1992 |
| Priority date | — |
| Expiry date | Jun 20, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C21/18
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel partially fluorinated alkenes having the Formula: ##STR1## wherein each R is the same or different and is selected from the group consisting of CF.sub.3, CHF.sub.2, CH.sub.2 F, and CH.sub.3 CF.sub.2, and R' is an alkenyl or fluoroalkenyl group having 1 to 6 carbon atoms have utility as solvents in a variety of industrial cleaning applications including cold cleaning, dry cleaning, and defluxing of printed circuit boards.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.