Method of adding an alkaline earth metal to a zeolitic catalyst

Details Method of adding an alkaline earth metal to a zeolitic catalyst Method of adding an alkaline earth metal to a zeolitic catalyst

1984-05-29

1985-10-15

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 74, B01J 2912

Patent

active

045474729

ABSTRACT:
A method is disclosed for adding barium to a large-pore zeolite. The large-pore zeolite is ion exchanged with a barium nitrate solution at a pH of from 8 to 11; the ion exchanged large-pore zeolite is dried; the dried large-pore zeolite is calcined at a temperature of from 500.degree. C. to 700.degree. C.; and then the calcined large-pore zeolite is ion exchanged again with the barium nitrate solution at a pH of from 8 to 11.

REFERENCES:
patent: 3375065 (1968-03-01), McDaniel et al.
patent: 3794600 (1974-02-01), Schutt
patent: 4435283 (1984-03-01), Buss et al.

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