Hydrofluoroolefins-containing refrigerant composition
US11104833B2 · kind B2 · utility
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1References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 21, 2017 |
| Grant date | Aug 31, 2021 |
| Priority date | — |
| Expiry date | Feb 21, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/30
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A hydrofluoroolefins-containing refrigerant composition is disclosed. The composition includes the following ingredients in part by weight: 50-90 parts of 2,3,3,3-tetrafluoropropene, 5-30 parts of trans-1,3,3,3-tetrafluoropropene, and 5-20 parts of fluoroethane. The composition of this invention has the advantages of low GWP, environmental friendliness, good refrigeration effect and high compatibility with lubricants.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.