Patent ID: 6037304
Filing Date: 2000-03-14
Classification: B01J,C07C,Y02P

Abstract:
A catalyst system for the production of unsaturated nitriles from the corresponding olefins comprising a catalyst having the empirical formula:Bi.sub.a Mo.sub.b V.sub.c Sb.sub.d Nb.sub.e A.sub.f B.sub.g O.sub.x,whereinA=one or more elements from groups VB, VIB, VIIB or VIII of the periodic table;B=at least one alkali or alkaline earth metal promoter selected from groups IA or IIA of the periodic table;a=0.01 to 12;b=0.01 to 12;c=0.01 to 2;d=0.01 to 10;e=0.01 to 1;f=0 to 1;g=0 to 0.5; andx=the number of oxygen atoms required to satisfy the valency requirements of the elements present.