Method of cleaning using hydrochlorofluorocarbons having 3 to 5 carbon atoms
US5158617A · kind A · utility
13Cited by
0References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 18, 1991 |
| Grant date | Oct 27, 1992 |
| Priority date | — |
| Expiry date | Apr 18, 2011 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06L1/02
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A method of cleaning a surface of a substrate is provided. The solvent is selected from a group consisting of hydrochlorofluorocarbons having 3 to 5 carbon atoms and a maximum of two chlorine atoms. The environmental lifetime of the solvent is expected to be less than one year.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.