Method for reactivating catalyst for methacrylic acid preparation

A process of reactivating a deteriorated catalyst containing phosphorus and molybdenum suitable for use in the production of methacrylic acid by vapor-phase oxidation of methacrolein or vapor-phase oxidative dehydrogenation of isobutyric acid which process comprises treating the catalyst with a gas...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
Hauptverfasser:	KASUGA, HIROTO, SHIRAISHI, EIICHI
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS APPARATUS THEREFOR CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY GENERAL METHODS OF ORGANIC CHEMISTRY METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR RELEVANT APPARATUS TRANSPORTING
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Beschreibung
Zusammenfassung:	A process of reactivating a deteriorated catalyst containing phosphorus and molybdenum suitable for use in the production of methacrylic acid by vapor-phase oxidation of methacrolein or vapor-phase oxidative dehydrogenation of isobutyric acid which process comprises treating the catalyst with a gas containing a nitrogen-containing heterocyclic compound.