Heat-transfer compositions exhibiting improved miscibility with the lubricating oil
US9315708B2 · kind B2 · utility
30Cited by
19References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 28, 2012 |
| Grant date | Apr 19, 2016 |
| Priority date | — |
| Expiry date | Sep 25, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/30
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention relates to the use of 1,1,1,2-tetrafluoroethane for increasing the miscibility of 2,3,3,3-tetrafluoropropene with a lubricating oil, and in particular with a polyalkylene glycol oil. In this regard, the invention provides heat-transfer compositions and also equipment and processes using these compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.