发明申请
US20140264147A1 Low GWP heat transfer compositions containing difluoromethane, A Fluorinated ethane and 1,3,3,3-tetrafluoropropene 审中-公开
含有二氟甲烷,氟化乙烷和1,3,3,3-四氟丙烯的低GWP热转印组合物

Low GWP heat transfer compositions containing difluoromethane, A Fluorinated ethane and 1,3,3,3-tetrafluoropropene
摘要:
Heat transfer compositions, methods and use wherein the composition comprising: (a) from about 5 to about 20% by weight of HFC-32; (b) from about 70% to about 90% by weight of HFO-1234ze; and (c) from about 5% to less than about 20% by weight of HFC-152a and/or HFC-134a.
信息查询
0/0