Synthesis of ZSM-48 crystals with heterostructural, non ZSM-48, seeding

  • US 6,923,949 B1
  • Filed: 03/05/2004
  • Issued: 08/02/2005
  • Est. Priority Date: 03/05/2004
  • Status: Active Grant
First Claim
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1. Pure phase ZSM-48 crystals having a XO2/Y2O3 ratio of less than about 150/1 and free from ZSM-50 and Kenyaite impurities having a diameter of less than about 1 micron and being substantially free of fibrous morphology.

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