Process for making extrudates from aluminum oxyhydrates

Chemistry of inorganic compounds – Oxygen or compound thereof – Metal containing

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423628, 423630, 423631, 252463, C01F 702

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active

040482952

ABSTRACT:
Formed products are made from aqueous aluminum oxyhydrate by peptizing the aqueous aluminum oxyhydrate with an acid and then subsequently adding a dilute solution of ammonia or an ammonia yielding compound following by extrusion, drying and calcining.

REFERENCES:
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patent: 3808153 (1974-04-01), Chomitz et al.
patent: 3839230 (1974-10-01), Cobzaru
patent: 3846540 (1974-11-01), Leach
patent: 3917808 (1975-11-01), Leach et al.
patent: 3945945 (1976-03-01), Kiovsky et al.
patent: 3975509 (1976-08-01), Royer et al.
patent: 3975510 (1976-08-01), Leach et al.

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