A 29Si n.m.r. study of the ultrastabilization process in synthetic faujasite

Authors:
  • IMIan E. Maxwell
    Ian E. Maxwell
  • WEWilbert A. van Erp
    Wilbert A. van Erp
  • GHGary R. Hays
    Gary R. Hays
  • TCTon Couperus
    Ton Couperus
  • RHRob Huis
    Rob Huis
  • ACA. Derek H. Clague
    A. Derek H. Clague
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Abstract
The removal of aluminium from the zeolite framework of the ammonium form of synthetic faujasite during calcination has been observed using solid-state 29Si n.m.r. spectroscopy.