abstract |
The present application relates to a composition comprising a lubricant with polyol ester base (POE) or PVE and a refrigerant F comprising 1 to 99% by weight of 2,3,3,3-tetrafluoropropene (HFO-1234yf) and from 1 to 99% by weight weight of trans-1,3,3,3-tetrafluoropropene (trans HFO-1234ze). It also has for object the use of said composition in refrigeration, air conditioning and pump heat. |