METHOD FOR PREPARING A CATALYST FOR OXIDATION OF METHANOL TO FORMALDEHYDE

METHOD FOR PREPARING A CATALYST FOR OXIDATION OF METHANOL TO FORMALDEHYDE

PROCESS FOR PREPARING A CATALYST FOR THE OXIDATION OF METHANOL TO FORMALDEHYDE, COMPRISING REACTING IRON POWDER AND MOLYBDENUM TRIOXIDE IN A MOLFE RATIO FROM 1.5 TO 5 IN AN AQUEOUS SUSPENSION AT TEMPERATURES FROM 20 TO 100°C, AND SUBSEQUENTLY, OPTIONALLY SIMULTANEOUSLY, OXIDIZING THE MIXTURE WITH AN...

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Hauptverfasser: MARCELLO MARCHI, ESTERINO CONCA, CARLO RUBINI
Format: Patent
Sprache: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
THEIR RELEVANT APPARATUS
TRANSPORTING
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Zusammenfassung:PROCESS FOR PREPARING A CATALYST FOR THE OXIDATION OF METHANOL TO FORMALDEHYDE, COMPRISING REACTING IRON POWDER AND MOLYBDENUM TRIOXIDE IN A MOLFE RATIO FROM 1.5 TO 5 IN AN AQUEOUS SUSPENSION AT TEMPERATURES FROM 20 TO 100°C, AND SUBSEQUENTLY, OPTIONALLY SIMULTANEOUSLY, OXIDIZING THE MIXTURE WITH AN OXIDIZING AGENT IN A QUANTITY EQUAL TO, OR GREATER THAN THE QUANTITY REQUIRED FOR THE OXIDATION OF THE FERROUS ION TO FERRIC ION AND TO OXIDIZE THE MOLYBDENUM TO THE VALENCE STATE 6.