Method of dissolving contaminants from substrates by using hydrofluorocarbon solvents having a portion which is fluorocarbon and the remaining portion is hydrocarbon
US5275669A · kind A · utility
46Cited by
0References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 15, 1991 |
| Grant date | Jan 4, 1994 |
| Priority date | — |
| Expiry date | Aug 15, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D7/5018
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention provides hydrofluorocarbon solvents having a portion which is fluorocarbon and the remaining portion is hydrocarbon and having 4 to 7 carbon atoms. The solvents are useful for dissolving contaminants or removing contaminants from the surface of a substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.