Process for changing the morphology of metal sulfates

Details Process for changing the morphology of metal sulfates Process for changing the morphology of metal sulfates

1981-03-17

1982-03-30

Straub, Gary P.

Chemistry of inorganic compounds

Sulfur or compound thereof

Oxygen containing

423554, 423557, 23293R, 264123, 252477R, C01B 1796, C01F 1146, C01G 310, B01J 3500

Patent

active

043223974

ABSTRACT:
Novel form of metal sulphate produced by alternate dehydration and rehydration, e.g., by cycling prismatic metal sulphate between 0.degree. C. and 70.degree. C., 20 minutes at each temperature, for 200 or more cycles, until a low-density powder is formed having a coral-like morphology at 8000 magnification.

REFERENCES:
patent: 1561971 (1925-11-01), Coffin et al.
patent: 3420682 (1969-01-01), Gensler
patent: 3454357 (1969-07-01), Rhees et al.
patent: 4241782 (1980-12-01), Schoenfelder
patent: 4271029 (1981-06-01), Lane et al.

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