PROCESS FOR PREPARING POLYOXYMETHYLENE DIALKYL ETHERS FROM TRIOXANE AND DIALKYL ETHER

摘要

PF 0000056F,04/1<G AB,TRAFA A PROCESS FOR PREPARING POLYOXYRMTHYLENE DIALKYL ETHERS OF THE FORMULA H2-ILCMO(CH20),@C,@H2M+J WHERE N = 2 - 10, M, IDENTICAL LY OR DIFFERCRITLY, = I OR 2, IN WHICH A DIALKYL ETHCR IELECLED FROM DINICTHYL ETHER, METHYL CTHVL ELHEI AND DIETHYL CTHET, AND TRIOXANE ,FFC FED INTO A IEACTOR AND REACTED IN THE PIESENCE OF L11) WAC CATALYST, THE AMOUNT OF WATER INTRODUCED INTO THE REACTION NUXTURC BY THE DIALKYL ETHCR. LRI0X;3NE AND/OR THE CATALYST BEING < I BY WEIGHT BWED ON THE REACTION MIXTURE. (FIGURE 1) X00 ,+/066