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美国3M公司开发的氢氟醚类(HFC)溶剂,其一系列产品中头两种产品是HFC-7100(C4F9OCH3)和HFE-71DE(HFE-7100和顺式-1,2-二氯乙烯的共沸物)。这两种产品是3M公司决定用他们替代CFC氯化溶剂之后于近年实现工业化生产的。3M公司打算在世界市
The first two products of the series of hydrofluoroether (HFC) solvents developed by the United States 3M Company are a total of HFC-7100 (C4F9OCH3) and HFE-71DE (HFE-7100 and cis-1,2-dichloroethylene). Boiler). Both of these products were industrialized in recent years after 3M decided to replace CFC chlorinated solvents with them. 3M intends to be in the world market