四氢噻吩;四甲撑硫;四氢硫杂茂;tetrahydrothiophene 环丁砜;二氧化噻吩烷;四氢噻吩砜;四亚甲基砜;Sulfolane;Tetrahydrothiop……
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sulfolane extraction process 环丁砜抽提过程
sulfolane process 环丁砜法
Sulfolane e 环丁砜
sulfolane solvent 环丁砜溶剂
degraded sulfolane 劣化环丁砜
sulfolane preparation 环丁砜制备
sulfolane extraction 环丁砜萃取
sulfolane degradation 环丁砜降解
sulfolane lean agent 环丁砜贫剂
The results of solvent stability experiments show that the sulfolane with a good chemical stability can be used repeatedly.
溶剂稳定性实验表明回收的环丁砜的稳定性较好,可以循环使用。
参考来源 - 从裂解汽油中萃取精馏分离苯乙烯的基础研究The possibility of producing nonaromatic kerosene through solvent extraction method wasstudied. The performance of different solvents including sulfolane,dimethyl solfoxide and N-methyl pytrolidone,was examined.
用溶剂萃取法以环丁砜、二甲基亚砜、N-甲基吡咯烷酮等不同性能的溶剂进行试验。
参考来源 - 溶剂萃取法脱除灯用煤油芳烃制取无芳烃煤油·2,447,543篇论文数据，部分数据来源于NoteExpress
A method for extraction of aromatic hydrocarbon using sulfolane as solvent is described.
介绍以环丁砜为溶剂、萃取芳烃的方法。
It is dissolved in many kinds of dipolar aprotic organic solvents such as NMP, DMAc, DMSO, sulfolane.
易溶于氯仿、二甲基乙酰胺等多种极性非质子有机溶剂。
The lean solvent sulfolane processing amount were larger than 300per mass of the anion-exchange resin.
用阴离子交换树脂法净化环丁砜贫溶剂，单位树脂净化量大于300。
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