反应条件
1: Deloxan ASP I/7 T=250°C; P=760.051 Torr; 2: ethylene glycol With sodium hydroxide T=220°C; P=1125.11 Torr; 3: With cation exchange resin "AMBERLITE IR-120B"; anion exchange resin "AMBERLITE IRA96SB"; cation exchange resin "AMBERLITE IR-120B" Product distribution / selectivity; more than 3 stages;