| 摘要 |
A PROCESS FOR THE PREPARATION OF ALKYLENE GLYCOLS BY REACTING AN ALKYLENE OXIDE WITH WATER IN THE PRESENCE OF AT LEAST ONE IONIC COMPOSITION OF A QUATERNARY PHOSPHONIUM CATION OF THE GENERAL FORMULAWHEREBY EACH OF R1, R2, R3, AND R4, INDEPEDENTLY, MAY BE AN ALKYL, CYCLOALKYL, ARYL, ALKYLARYL OR ARYLALKYL GROUP HAVING FROM 1 TO 10 CARBON ATOMS, EACH OF WHICH MAY CARRY ONE OR MORE SUBSTITUENTS, OR BE ATTACHED TO A POLYMER AND AN ANION OTHER THAN METALATE OR HALOGEN. |
