C - Chemistry – Metallurgy – 01 – F
Patent
C - Chemistry, Metallurgy
01
F
23/245
C01F 7/02 (2006.01) B01J 2/08 (2006.01) B01J 21/04 (2006.01) B01J 35/08 (2006.01) B01J 37/00 (2006.01)
Patent
CA 1090536
ABSTRACT OF THE DISCLOSURE Spheroidal alumina particles of improved physical stability are prepared in greater yield by aging an alumina hydrosol-hexamethylenetetramine mixture prior to dispersing the same as droplets in a hot oil bath with the formation of spheroidal hydrogel particles.
250241
Foley John C.
Lee Richard K.
Macrae & Co.
Uop Inc.
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