PETG共聚酯混醇精馏分离回收
Fine Chemical Intermediates（2010）
Abstract
采用减压精馏的方法对PETG共聚酯混醇进行分离,回收的乙二醇产品纯度大于99%.优化工艺条件为:塔釜温度113～122℃,塔顶温度75～89℃,真空度-0.09 9～-0.1 MPa,回流比1～3:1,塔顶冷却水温度20～30℃.
MoreTranslated text
Key words
ethylene glycol,1,vacuum distillation,4-cyclohexanedimethanol
AI Read Science
Must-Reading Tree
Example
Generate MRT to find the research sequence of this paper
Chat Paper
Summary is being generated by the instructions you defined