一缩二丙二醇
- 网络DPG;dipropylene glycol
一缩二丙二醇-
有机胺催化一缩二丙二醇合成工艺研究
Research on catalytic synthesis of dipropylene glycol with amine
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以丁酮为分散剂，经盐析精制，加入10%三乙醇胺和一缩二丙二醇复合助溶剂，得到了高质量的四磺酸型液体荧光增白剂。
The product with high quality was obtained by using butanone as the dispersant , adding 10 % of triethanolamine-dipropylene glycol complex cosolvents ( w / w % ), and purifying with salting out .