PROCESS FOR CONTINUOUS PREPARATION OF HIGH PURITY TEREPHTHALIC ACID

PURPOSE:High purity terephthalic acid, useful for the raw material of polyester, is prepared by introducing a molecular oxygen to the pipe which leads the reaction product, obtained by the continuous oxidation of p-xylene, to a crystallizing tank.

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Bibliographische Detailangaben
Hauptverfasser:	KADOWAKI YUUJI, MIZUKAMI TETSUO, HIRAI SETSUO, HARADA ICHIROU
Format:	Patent
Sprache:	eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS CHEMISTRY CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION ORPROCESSING OF GOODS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS METALLURGY ORGANIC CHEMISTRY TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE
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Beschreibung
Zusammenfassung:	PURPOSE:High purity terephthalic acid, useful for the raw material of polyester, is prepared by introducing a molecular oxygen to the pipe which leads the reaction product, obtained by the continuous oxidation of p-xylene, to a crystallizing tank.