Compositions
US11136482B2 · kind B2 · utility
3Cited by
2References
69Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 6, 2018 |
| Grant date | Oct 5, 2021 |
| Priority date | — |
| Expiry date | Aug 6, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2205/40
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention provides a composition comprising 1,1-difluoroethene (R-1132a), difluoromethane (R-32), 2,3,3,3-tetra-fluoropropene (R-1234yf), optionally carbon dioxide (CO2, R-744), and, optionally, 1,1,2-trifluoroethene (R-1123).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.