Fluidized bed catalyst for preparing unsaturation nitrile through ammoxidation and method thereof

Fluidized bed catalyst for preparing unsaturation nitrile through ammoxidation and method thereof

  • CN 103,657,669 A
  • Filed: 09/05/2012
  • Published: 03/26/2014
  • Est. Priority Date: 09/05/2012
  • Status: Active Application
First Claim
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1. a fluid catalyst for prepared by ammoxidation unsaturated nitrile, take Ludox as carrier, contains the active component that following general formula represents:

  • Mo 12Bi a?Fe b?Ni c?X d?Y e?Z f?K gO xWherein;

    X is at least one being selected from Mg, Co, Ca, Be, Cu, Zn, Pb, Mn or Te;

    Y is at least one being selected from La, Ce or Sm;

    Z is at least one being selected from Rb, Li or Cs;

    The span of a is 0.1~

    6.0;

    The span of b is 0.1~

    10.0;

    The span of c is 0.1~

    10.0;

    The span of d is 0.1~

    10.0;

    The span of e is 0.1~

    9.5;

    The span of b/ (a+e) is 1.0~

    3.5;

    The span of b/e is 2.0~

    5.0;

    The span of f is >

    0~

    0.5;

    The span of g is >

    0~

    0.2;

    X meets the required oxygen atom of other element valence sum, and the consumption of carrier is catalyst weight 30~

    70%;

    The span that wherein span of b/ (a+e) is 1.0~

    3.5, b/e is 2.0~

    5.0.

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