Process for drying aminoguanidine bicarbonate

Details Process for drying aminoguanidine bicarbonate Process for drying aminoguanidine bicarbonate

1984-05-24

1986-01-21

Schwartz, Larry I.

Drying and gas or vapor contact with solids

Apparatus

With means to treat gas or vapor

159 161, 159 471, 564230, F26B 302

Patent

active

045650144

ABSTRACT:
A process for drying a wet cake of aminoguanidine bicarbonate (AGB), which comprises subjecting the wet cake of aminoguanidine bicarbonate to drying temperatures from about 35.degree. C. to about 95.degree. C. under a carbon dioxide-containing atmosphere for a sufficient amount of time to form a dried aminoguanidine bicarbonate product which is substantially free of moisture.

REFERENCES:
patent: 3940411 (1976-02-01), Asato et al.
patent: 4026903 (1977-05-01), Asato et al.
patent: 4479917 (1984-10-01), Rothgerm et al.
J. T. Thurston et al., "Aminogyanidonium Hydrogen Carbonate", Inorganic Systhesis, vol. III, pp. 45-47 (1950).
Olin Corporation Literature Search, NHTIS 81-217 (date May 29, 1981) and NHTIS 73-232 (date Sep. 4, 1973).
F. Kurzer and L. Godfrey, "The Synthesis of Aminoguanidine and Related Compounds", Chemistry and Industry, Sep. 8, 1962, pp. 1584-1595.

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