Patents Examined by Christina I'debrando
  • Silicoaluminophosphates having an AEL structure
    Patent number: 6294493
    Abstract: Disclosed are silicoaluminophosphates (SAPOs) having unique silicon distributions and high catalytic cracking activity, a method for their preparation and their use as FCC catalysts. More particularly, the new SAPOs have a high silica:alumina ratio and favorable Si atom distribution. The new SAPOs may have a small crystal size and may be synthesized from a single- phase synthesis solution.
    Type: Grant
    Filed: May 20, 1999
    Date of Patent: September 25, 2001
    Assignee: Exxon Mobil Chemical Patents Inc.
    Inventors: Karl G. Strohmaier, David E. W. Vaughan