研究了皂化率、反应时间、反应温度对产率的影响。
The influence factors of conversition ratio such as saponification ratio, reaction time and temperature were investigated.
此外，还对皂化甘油蒸馏操作提出了建议，以提高甘油蒸馏得率和聚合甘油的富集。
Furthermore, the paper also gives some advices to operation of saponification glycerol distillation in order to increase recovery ratio of glycerol and enrichment of polyglycerol.
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