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Patent Searching and Data


Title:
METHOD FOR PRODUCING COMPOSITE METAL OXIDE CATALYST
Document Type and Number:
Japanese Patent JP2002301373
Kind Code:
A
Abstract:

To provide a method for easily and industrially producing an oxide catalyst suitable for use in a fluidized bed and having a high AN yield.

In the method in which a solution or slurry containing stock compounds of Mo, V, Nb, an element X and an element Y and, optionally, an element Z is spray-dried and fired to produce the objective composite metal oxide catalyst represented by the formula MOaVbNbcXdYfZeOn, when the slurry is prepared, a water-insoluble solid having ≥0.1 μm average particle diameter is used as the stock compound of the element Y.


Inventors:
TERADA HIDE
WATANABE NOBU
Application Number:
JP2001000106614
Publication Date:
October 15, 2002
Filing Date:
April 05, 2001
Export Citation:
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Assignee:
MITSUBISHI CHEM CORP
International Classes:
B01J27/057; B01J37/00; C07B61/00; C07C253/24; C07C255/08; (IPC1-7): B01J27/057; B01J37/00; C07C253/24; C07C255/08
Attorney, Agent or Firm:
長谷川 曉司