Method of preparing crystalline zeolite catalyst of high activit

Details Method of preparing crystalline zeolite catalyst of high activit Method of preparing crystalline zeolite catalyst of high activit

1980-03-10

1982-04-13

Dees, Carl F.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

B01J 2928

Patent

active

043246966

ABSTRACT:
Super active catalyst of high hydrocarbon conversion activity prepared by contacting crystalline zeolite materials of silica/alumina mole ratios greater than 7 and having a constraint index between 1/2 and 12 with steam followed by base exchange of the resultant steamed product with an ammonium salt.

REFERENCES:
patent: 3140252 (1964-07-01), Frilette et al.
patent: 3293192 (1966-12-01), Maher et al.
patent: 3331882 (1967-07-01), Mattox
patent: 3391075 (1968-07-01), Plank et al.

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