Method for making B-form aluminum trimetaphosphate from powder r

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

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C01B 2536

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active

043293271

ABSTRACT:
A method for preparing aluminum trimetaphosphate predominately in the B-form by heating a mixture of aluminum hydroxide and ammonium phosphate compound is disclosed.

REFERENCES:
patent: 2266486 (1941-12-01), Booth
patent: 4059669 (1977-11-01), Thomas
patent: 4216190 (1980-08-01), Neely, Jr.
d'Yvoire, Study of Trivalent Aluminum and Iron Phosphates v. Long Chain Phosphates and the Metaphosphates, Bulletin of the Societe, Chemique de France, No. 6, pp. 1237-1243, Jun. 1962.
Tsuhako et al., Studies of the Preparation and Physical Properties of Multivalent Metal Condensed Phosphates, Bulletin of the Chemical Society of Japan, vol. 46, pp. 2343-2346, Aug. 1973.

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