COMPOSITIONS COMPRISING DIFLUOROMETHANE, PENTAFLUOROETHANE, TETRAFLUOROPROPENE, AND TETRAFLUOROETHANE AND USES THEREOF
    3.
    发明申请
    COMPOSITIONS COMPRISING DIFLUOROMETHANE, PENTAFLUOROETHANE, TETRAFLUOROPROPENE, AND TETRAFLUOROETHANE AND USES THEREOF 有权
    包含二氟甲磺酸,二氟甲磺酸,四氢呋喃和四氢呋喃的组合物及其用途

    公开(公告)号:US20160244651A1

    公开(公告)日:2016-08-25

    申请号:US15026067

    申请日:2014-10-06

    Abstract: Disclosed herein is a composition comprising (a) from 1 to 29 weight percent difluoromethane; (b) from 1 to 19 weight percent pentafluoroethane; (c) from 9 to 42 weight percent 1,1,2,2-tetrafluoroethane, 1,1,1,2-tetrafluoroethane, or a mixture thereof; and (d) from 34 to 68 weight percent 2,3,3,3-tetrafluoropropene, E-1,3,3,3-tetrafluoropropene or mixture thereof; wherein when the composition contains 2,3,3,3-tetrafluoropropene, the composition also contains at least some 1,1,2,2-tetrafluoroethane; wherein the ratio of component (a) to component (b) is at most 1.5:1; and wherein the ratio of component (c) to component (d) is at least 0.04:1. The compositions are useful in methods for producing cooling and heating, methods for producing air conditioning, methods for replacing HCFC-22, R-410A, R-407C, HFC-134a, CFC-12, HCFC-22 and HCFC-124 and in heat transfer systems including heat pumps and air conditioners.

    Abstract translation: 本文公开了一种组合物,其包含(a)1至29重量%的二氟甲烷; (b)1至19重量%的五氟乙烷; (c)9至42重量%的1,1,2,2-四氟乙烷,1,1,1,2-四氟乙烷或其混合物; 和(d)34至68重量%的2,3,3,3-四氟丙烯,E-1,3,3,3-四氟丙烯或其混合物; 其中当所述组合物含有2,3,3,3-四氟丙烯时,所述组合物还含有至少一些1,1,2,2-四氟乙烷; 其中组分(a)与组分(b)的比例为至多1.5:1; 并且其中组分(c)与组分(d)的比例为至少0.04:1。 该组合物可用于生产冷却和加热的方法,用于生产空调的方法,用于替代HCFC-22,R-410A,R-407C,HFC-134a,CFC-12,HCFC-22和HCFC-124的方法和 传热系统包括热泵和空调。

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