C - Chemistry – Metallurgy – 01 – B
Patent
C - Chemistry, Metallurgy
01
B
252/3
C01B 39/08 (2006.01) B01J 29/87 (2006.01) C01B 39/06 (2006.01)
Patent
CA 1251436
PREPARATION OF GALLOSILICATE ZEOLITES Abstract of the Disclosure A gallosilicate zeolite is prepared by treatment of a high silica gallium-free zeolite with a source of gallium in an aqueous solution having a pH no less than 7 at 50°-250°C. The product is then ammonium-exchanged and calcined to produce a catalyst with increased Bronsted acidity.
497363
Chang Clarence D.
Chu Cynthia T.
Kirby Eades Gale Baker
Mobil Oil Corporation
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