METHOD FOR PURIFYING TRIALKANOLAMINE

PROBLEM TO BE SOLVED: To provide a method for producing a highly pure trialkanolamine having an excellent hue. SOLUTION: This method for purifying the trialkanolamine from alkanolamines obtained by a reaction is characterized by adding a lower boiling point compound than the boiling point of the tri...

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Bibliographische Detailangaben
Hauptverfasser:	TAKINAMI TAKAHIRO, MORISHITA SHIRO, TOJO ATSUSHI
Format:	Patent
Sprache:	eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS CHEMISTRY METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION TRANSPORTING
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a method for producing a highly pure trialkanolamine having an excellent hue. SOLUTION: This method for purifying the trialkanolamine from alkanolamines obtained by a reaction is characterized by adding a lower boiling point compound than the boiling point of the triakanolamine to the trialkanolamine of raw material and distilling the mixture. COPYRIGHT: (C)2005,JPO&NCIPI