Large crystal ZSM-5 from template addition to the gel

Details Large crystal ZSM-5 from template addition to the gel Large crystal ZSM-5 from template addition to the gel

1985-04-19

1987-03-17

Doll, John

Chemistry of inorganic compounds

Silicon or compound thereof

Oxygen containing

423328, C01B 3328

Patent

active

046506560

ABSTRACT:
Large crystal aluminosilicate zeolites of the ZSM-5 type, as crystallized having at least one crystalline dimension in excess of about 1 micron are prepared by introducing an alkyl ammonium compound or its precursor into the crystallization mixture under high agitation and controlled conditions of concentration and temperature.

REFERENCES:
patent: 3578723 (1971-05-01), Bowes et al.
patent: 3702886 (1972-11-01), Argauer et al.
patent: 3709979 (1973-01-01), Chu
patent: 4025571 (1977-05-01), Lago
patent: 4046859 (1977-09-01), Plank et al.
patent: 4082805 (1978-04-01), Kaeding
patent: 4560542 (1985-12-01), Robson

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