Treatment of clay minerals

Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...

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106 73, 106308B, C04B 3313, C04B 3304

Patent

active

040452352

ABSTRACT:
The rheological properties of a clay are improved by forming a mixture of an aqueous suspension of the clay at a pH in the range 5 to 9 and a weakly positively charged inorganic hydroxy polymer of aluminum in a quantity such that there is present in the mixture not more than 10 mg of aluminum per gram of clay.

REFERENCES:
patent: 1312853 (1919-08-01), Kohler
patent: 2268131 (1941-12-01), Barker et al.
patent: 3151993 (1964-10-01), Bundy
patent: 3326705 (1967-06-01), Duke
patent: 3353668 (1967-11-01), Duke
patent: 3477809 (1969-11-01), Bundy et al.

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