Composition containing 1,1,-difluoroethane and 3,3,3-trifluoropropene
US9663692B2 · kind B2 · utility
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Key dates
| Filing date | Dec 6, 2013 |
| Grant date | May 30, 2017 |
| Priority date | — |
| Expiry date | Dec 6, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2205/32
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Compositions containing 1,1-difluoroethane and 3,3,3-trifluoropropene, that can be used in multiple fields of application. The composition may include from 25 to 65 mol % of 1,1-difluoroethane and from 75 to 35 mol % of 3,3,3-trifluoropropene at a temperature of between −25° C. and 25° C. and a pressure of between 1 and 6 bar. The composition may further include hydrogen fluoride. The composition may include from 20 to 55 mol % of HF, 30 to 40 mol % of 1,1-difluoroethane and 30 to 40 mol % of 3,3,3-trifluoropropene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.