论文部分内容阅读
美国环保署2011年2月28日批准一款车用空调制冷剂的替代品氢氟烯烃-1234yf(HFO1234yf),其全球变暖潜值只有4。HFO 1234yf将由霍尼韦尔和杜邦的合资公司生产。目前在汽车空调上广泛应用的HFC-134a,虽然不会破坏臭氧层,但其全球变暖潜值高达1430。
EPA on February 28, 2011 approved a replacement for automotive air conditioning refrigerant HFO-1234yf (HFO1234yf), which has a global warming potential of only four. HFO 1234yf will be produced by a joint venture between Honeywell and DuPont. HFC-134a currently widely used in automotive air conditioners, although not destroying the ozone layer, has a global warming potential of 1,430.