Ether-based guanidine salt ionic liquid for absorbing SO2 gas, preparation method and applications thereof

Ether-based guanidine salt ionic liquid for absorbing SO2 gas, preparation method and applications thereof

The invention provides an ether-based guanidine salt ionic liquid for absorbing SO2 gas, a preparation method and applications thereof, wherein the cation of the ionic liquid is 1,1,3,3-tetramethylguanidine methoxypolyethylene glycol, and the anion of the ionic liquid is Br, Cl or polyethylene glyco...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CUI ZHAO, KANG YAPING, HAN ZEHUA, JIANG HAICHAO
Format: Patent
Sprache:chi ; eng
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
METALLURGY
ORGANIC CHEMISTRY
ORGANIC MACROMOLECULAR COMPOUNDS
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
SEPARATION
THEIR PREPARATION OR CHEMICAL WORKING-UP
TRANSPORTING
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Beschreibung
Zusammenfassung:The invention provides an ether-based guanidine salt ionic liquid for absorbing SO2 gas, a preparation method and applications thereof, wherein the cation of the ionic liquid is 1,1,3,3-tetramethylguanidine methoxypolyethylene glycol, and the anion of the ionic liquid is Br, Cl or polyethylene glycol dicarboxylate ions. The ionic liquid disclosed by the invention has the advantages of high SO2 absorption rate, good regeneration performance and easiness in industrial application, and the preparation method of the ionic liquid is simple. 本发明提供了一种用于吸收SO气体的醚基胍盐类离子液体及其制备方法和应用，本发明的离子液体的阳离子为1，1，3，3-四甲基胍聚乙二醇单甲醚，阴离子为Br-、Cl-或聚乙二醇二羧酸根离子。本发明的离子液体具有对SO吸收率高，再生性能良好，易于工业化应用的优势，且其制备方法简单。