Composition based on 1,3,3,3-tetrafluoropropene
A composition including a lubricant based on polyol esters (POEs) or PVE and a refrigerant F including from 1 to 99% by weight of trans-1,3,3,3-tetrafluoropropene (trans-HFO-1234ze) and from 1 to 99% by weight of 1,1,1,2-tetrafluoroethane. Also, the use of the composition including a lubricant and refrigerant in refrigeration, air conditioning and heat pumps.
1. A composition comprising at least one lubricant comprising or at least one polyvinyl ether and a refrigerant comprising from 5 to 10% by weight of trans-1,3,3,3-tetrafluoropropene (trans-HFO-1234ze) and from 10 to 30% by weight of 1,1,1,2-tetrafluoroethane,
wherein the polyvinyl ether is a copolymer of the following two units:
2. The composition according to claim 1 , wherein the refrigerant comprises from 5 to 10% by weight of trans-1,3,3,3-tetrafluoropropene (trans-HFO-1234ze) and from 20 to 30% by weight of 1,1,1,2-tetrafluoroethane.
3. The composition according to claim 1 , wherein the polyvinyl ether represents between 10 and 50% by weight of the composition.
4. The composition according to claim 1 , wherein the polyvinyl ether has from 50 to 95% by weight of Unit 1.
5. The composition according to claim 1 , wherein the refrigerant further comprises a hydrofluorocarbon.
6. The composition according to claim 1 , wherein the refrigerant consists of trans-1,3,3,3-tetrafluoropropene (trans-HFO-1234ze), 1,1,1,2-tetrafluoroethane, and at least one hydrofluorocarbon.
7. The composition according to claim 1 , wherein the refrigerant further comprises 2,3,3,3-tetrafluoropropene.
8. The composition according to claim 1 , wherein the refrigerant consists of trans-1,3,3,3-tetrafluoropropene (trans-HFO-1234ze), 1,1,1,2-tetrafluoroethane, and 2,3,3,3-tetrafluoropropene.