Azeotrope or azeotrope-like composition of trichlorotrifluoroethane, methanol and 1,2-dichloroethylene
US4767561A · kind A · utility
17Cited by
5References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 23, 1987 |
| Grant date | Aug 30, 1988 |
| Priority date | — |
| Expiry date | Sep 23, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D7/5081
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Azeotropic admixture of 1,1,2-trichloro-1,2,2- trifluoroethane, methanol, and 1,2-dichloroethylene useful in solvent cleaning applications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.