Azeotropic solvent composition
US4378303A · kind A · utility
10Cited by
5References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 13, 1981 |
| Grant date | Mar 29, 1983 |
| Priority date | — |
| Expiry date | Apr 13, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D7/5095
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An azeotropic solvent composition comprising about 64.6 to 89.0% by weight of tetrachlorodifluoroethane, about 3.7 to 34.2% by weight of an alcohol having carbon atoms of 1 to 5 and about 1.2 to 7.3% by weight of nitroethane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.