Azeotrope-like compositions of tetrafluoropropene and hydrofluorocarbons
US7524805B2 · kind B2 · utility
39Cited by
18References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 29, 2004 |
| Grant date | Apr 28, 2009 |
| Priority date | — |
| Expiry date | Jan 24, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D7/505
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Provided are azeotrope-like compositions comprising tetrafluoropropene and hydrofluorocarbons and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agent compositions, and aerosol propellants.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.