Organic solvent purification method and purification device

An object of the invention is to provide a purification method and a purification device that reduce metal impurities in an organic solvent. The purification method for reducing metal impurities in an organic solvent includes a filtration step of filtering the organic solvent using a particle remova...

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Bibliographische Detailangaben
Hauptverfasser:	NITANAI, YUKARI, TAKADA, NORIKO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	An object of the invention is to provide a purification method and a purification device that reduce metal impurities in an organic solvent. The purification method for reducing metal impurities in an organic solvent includes a filtration step of filtering the organic solvent using a particle removal filter, and an ion exchange step of passing the organic solvent obtained in the filtration step through an ion exchanger.