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Title:
METHOD FOR PRODUCING UNSATURATED NITRILE
Document Type and Number:
Japanese Patent JP2001213855
Kind Code:
A
Abstract:

To provide a method for stably producing a corresponding unsaturated nitrile in a high yield by subjecting propane or isobutane to a vapor-phase catalytic ammoxidation reaction in the presence of an oxide catalyst containing molybdenum, vanadium, antimony and niobium but not tellurium.

A tellurium compound or a molybdenum compound or the molybdenum compound and the tellurium compound are addede to a reactor during the reaction.


Inventors:
HAMADA KAZUYUKI
MIDORIKAWA HIDEO
Application Number:
JP2000021035A
Publication Date:
August 07, 2001
Filing Date:
January 31, 2000
Export Citation:
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Assignee:
ASAHI KASEI CORP
International Classes:
B01J23/28; C07B61/00; C07C253/24; C07C255/08; (IPC1-7): C07C253/24; B01J23/28; C07C255/08
Domestic Patent References:
JPH11124361A1999-05-11
JPS5976543A1984-05-01
JP2000001464A2000-01-07
JPS58121262A1983-07-19
JPS58140056A1983-08-19
JPS5859955A1983-04-09
JPH113340A1999-01-06
JPH11235526A1999-08-31
Foreign References:
WO1997033863A11997-09-18



 
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