专利名称:Synthesis of difluoromethyl methyl ether发明人:Popper, felix B.,O'Neill, Gerald J.,Bulka,
Robert J.
申请号:EP93310240.2申请日:19931217公开号:EP0603002B1公开日:19971112
摘要:A process for synthesizing difluoromethyl methyl ether for use for example asrefrigerants and blowing agents is disclosed. This process involves (1) feeding
chlorodifluoromethane through a solution of sodium methoxide in methanol or basic ionexchange resin in methanol at a rate from about 0.5 to 5 grams of feed gas per gram ofsolution per minute; (2) removing the gaseous product and the unreacted
chlorodifluoromethane continuously; and (3) separating difluoromethyl ether from theunreacted chlorodifluoromethane.
申请人:HAMPSHIRE CHEMICAL CORP
地址:US
国籍:US
代理机构:Bentham, Stephen
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