Preparing metal-exchanged highly siliceous porous crystalline ma

Details Preparing metal-exchanged highly siliceous porous crystalline ma Preparing metal-exchanged highly siliceous porous crystalline ma

1981-06-26

1984-02-14

Dees, Carl F.

Catalyst, solid sorbent, or support therefor: product or process

Zeolite or clay, including gallium analogs

And group iii or rare earth metal or lanthanide containing

502 74, 502 77, 423112, B01J 2912, B01J 2916

Patent

active

044317468

ABSTRACT:
Highly siliceous porous crystalline zeolite materials having a mole ratio of silica to alumina of at least 20 are metal-impregnated by contacting the zeolite with a solution (aqueous or inorganic) of a metal complex having a zero or uncommon low ion charge.

REFERENCES:
patent: 3013987 (1961-12-01), Castor et al.
patent: 3013990 (1961-12-01), Break et al.
patent: 3308069 (1967-03-01), Wadlinger
patent: 3794598 (1974-02-01), Schlaffer
patent: 3923880 (1975-12-01), Westlake et al.
patent: 4152303 (1980-08-01), Cohen et al.
patent: 4222898 (1980-09-01), Noltes et al.
patent: 4297243 (1981-10-01), Moorehead

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