| 摘要 |
The present invention relates to compositions containing hydrofluoroolefins and to the uses thereof as heat transfer fluids, blowing agents, solvents, and aerosols. More particularly, the invention relates to compositions having: 2 to 55 wt % of 2,3,3,3 tetrafluoropropene; 2 to 55 wt % of HFC-152a; and 30 to 55 wt % of HFC-32. |
