Synthesis of large crystal zeolites

Details Synthesis of large crystal zeolites Synthesis of large crystal zeolites

1997-10-17

1999-09-28

Bell, Mark L.

Chemistry of inorganic compounds

Zeolite

423702, 423709, 423711, 423716, 423DIG22, 423DIG29, C01B 3936

Patent

active

059583665

ABSTRACT:
Large crystal zeolites are prepared by heating a zeolite synthesis mixture under agitation to a temperature equal to or less than the effective nucleation temperature of the zeolite synthesis mixture and thereafter the zeolite synthesis mixture is heated without agitation to a temperature equal to or greater than the effective nucleation temperature of the zeolite synthesis mixture.

REFERENCES:
patent: 3920798 (1975-11-01), Weber
patent: 4406822 (1983-09-01), Sanders et al.
patent: 4650656 (1987-03-01), Dwyer et al.
patent: 4687654 (1987-08-01), Taramasso et al.
patent: 5525323 (1996-06-01), Mueller et al.
patent: 5714133 (1998-02-01), Schmitt
Patent Abstracts of Japan, vol. 008, No. 114 (C-225), May 26, 1984 and JP 59026917A (KAO Sekken KK), Feb. 13, 1984.

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