Method for preparing catalyst for production of methacrylic...

Details Method for preparing catalyst for production of methacrylic... Method for preparing catalyst for production of methacrylic...

B - Operations, Transporting

01

J

B01J 37/08 (2006.01) B01J 37/04 (2006.01) C07C 51/347 (2006.01) C07C 57/05 (2006.01) C07C 57/055 (2006.01)

Patent

CA 2608130

[PROBLEMS] To provide a catalyst for the production of methacrylic acid, which has high performance and high mechanical strength. [MEANS FOR SOLVING PROBLEMS] A method for preparing a catalyst for the production of methacrylic acid, which contains molybdenum, phosphorus, vanadium, cesium, ammonia, copper and antimony as essential active components, characterized in that it comprises steps of mixing a compound containing the essential components with water to form a slurry, drying the slurry, and then firing and molding the resultant dried powders.

L'invention concerne la préparation d'un catalyseur pour la fabrication d'acide méthacrylique, présentant des performances élevées et une grande résistance mécanique. L'invention consiste en un procédé de préparation d'un catalyseur pour la fabrication d'acide méthacrylique, contenant du molybdène, du phosphore, du vanadium, du césium, de l'ammoniac, du cuivre, et de l'antimoine, en tant que composants actifs essentiels, caractérisé en ce qu'il comprend des étapes de mélange d'un composé contenant les composants essentiels avec de l'eau pour former une pâte, de séchage de la pâte, puis de traitement thermique et de moulage des poudres séchées résultantes.

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