Process for preparing basic aluminum carbonate gels substantiall

Details Process for preparing basic aluminum carbonate gels substantiall Process for preparing basic aluminum carbonate gels substantiall

1982-04-22

1985-02-19

Lovering, Richard D.

Compositions

Preservative agents

Anti-corrosion

424157, 423628, 423629, 423630, 10628717, B01J 1300, C01F 714, A61K 3308

Patent

active

045004447

ABSTRACT:
A process is provided for preparing basic aluminum carbonate gels substantially free from foreign anions at a pH within the range from about 5.5 to about 7.0, according to the reactants used, and then converting such gels to high purity fibrous colloidal alumina monohydrate of the boehmite crystal lattice structure by hydrolysis with weak acids.

REFERENCES:
patent: 3773918 (1973-11-01), Beekman
patent: 3864142 (1975-02-01), Kovarik
patent: 3911090 (1975-10-01), Hem et al.
patent: 4053568 (1977-10-01), Madaus et al.
patent: 4211667 (1980-07-01), Yamada et al.

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