Azeotrope-like compositions including perfluorobutyl methyl ether, 1- bromopropane and alcohol
US6022842A · kind A · utility
3Cited by
23References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 11, 1998 |
| Grant date | Feb 8, 2000 |
| Priority date | — |
| Expiry date | Feb 11, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D7/28
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention provides azeotrope-like compositions consisting essentially of R.sub.f OCH.sub.3, where R.sub.f is a branched or straight chain perfluoroalkyl group having 4 carbon atoms, 1-bromopropane and an alcohol and cleaning and coating compositions and processes utilizing such compositions
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.