Activation of zeolites

Details Activation of zeolites Activation of zeolites

1982-03-08

1984-01-24

Dees, Carl F.

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

Zeolite or clay, including gallium analogs

And additional al or si containing component

502 77, 423328, B01J 2928, B01J 3726

Patent

active

044277881

ABSTRACT:
A method for enhancing the activity of a crystalline zeolite, including a zeolite having a silica-to-alumina ratio greater than 100, is disclosed which involves impregnating the zeolite with an ammoniacal aluminum fluoride solution, contacting the impregnated zeolite with a warm aqeuous solution of an ammonium salt and then calcining the final product.

REFERENCES:
patent: 3553277 (1971-01-01), Sato et al.
patent: 3594331 (1971-07-01), Elliott, Jr.
patent: 3702312 (1972-11-01), Wilson
patent: 4305808 (1981-12-01), Bowes et al.
patent: 4306106 (1981-12-01), Kerr et al.

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