Refrigerant-containing composition, use thereof, refrigerator having said composition, and method for operating said refrigerator
US12410352B2 · kind B2 · utility
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27Claims
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Key dates
| Filing date | Sep 8, 2023 |
| Grant date | Sep 9, 2025 |
| Priority date | — |
| Expiry date | Dec 4, 2043 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25B2400/12
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An object is to suppress disproportionation in a refrigerant comprising HFO-1132(E). Provided as a means for a solution is a method for suppressing a disproportionation reaction of HFO-1132(E), the method comprising operating a refrigeration cycle using a composition comprising a refrigerant, the refrigerant comprising trans-1,2-difluoroethylene (HFO-1132(E)), trifluoroethylene (HFO-1123), and difluoromethane (R32).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.