申请人:THE PROCTER & GAMBLE COMPANY
公开号:EP0021497A1
公开(公告)日:1981-01-07
A solvent free method for preparing monoalkyl ethers of polyoxyalkylene glycols, comprising mixing a polyoxyalkylene glycol, especially polyoxyethylene glycol, with a concentrated aqueous solution of a metal hydroxide, contacting said mixture with a primary alkyl halide, and recovering the monoalkyl ether.
一种制备聚氧乙烯二醇单烷基醚的无溶剂方法,包括将聚氧乙烯二醇,特别是聚氧丙烯二醇,与金属氢氧化物的浓水溶液混合,将所述混合物与伯烷基卤化物接触,然后回收单烷基醚。