Process for the production of aluminum chlorohydroxides

Details Process for the production of aluminum chlorohydroxides Process for the production of aluminum chlorohydroxides

1975-03-27

1978-04-04

Sebastian, Leland A.

Compositions

Oxidative bleachant, oxidant containing, or generative

Free halogen or oxy-halogen acid type

423126, 423127, 423462, 423495, C01F 700, C01F 722

Patent

active

040826856

ABSTRACT:
Aluminum chlorohydroxide represented by the formula Al.sub.2 (OH).sub.x Cl.sub.y in which x and y range from 1 to 4 and 5 to 2, respectively, is produced by reacting hydrochloric acid with an amount of aluminum oxide or hydroxide which is equal to or slightly greater than the stoichiometric amount for obtaining aluminum trichloride, in the temperature range of from 160.degree. to 270.degree. C, and in the pressure range of from 0.1 to 50 kg/cm.sup.2.

REFERENCES:
patent: 1430449 (1922-09-01), Howard
patent: 1701510 (1929-02-01), Siearin
patent: 1796107 (1931-03-01), Jonas et al.
patent: 2392153 (1946-01-01), Kastning
patent: 2413709 (1947-01-01), Hoffman
patent: 2947604 (1960-08-01), Laist
patent: 3909439 (1975-09-01), Rivola et al.
Chem. Abstracts, vol. 46, Apr.-June 1952, p. 5274.
Chem. Abstracts, vol. 55, 1961, p. 11776.

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