Treatment of clay mineral pigment

Details Treatment of clay mineral pigment Treatment of clay mineral pigment

1974-10-29

1978-08-15

Lieberman, Allan

Compositions: coating or plastic

Materials or ingredients

106 72, 106308N, C09C 142

Patent

active

041069498

ABSTRACT:
The invention provides a process for improving the rheological properties of an aqueous suspension of a clay mineral in which the aqueous suspension is mixed with a water-soluble organic compound having a plurality of basic groups and a number average molecular weight not greater than 1,000. The treated clay minerals may be used, for example, as the pigment in a paper coating composition.

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Rose, The Condensed Chemical Dictionary, Seventh Ed., N.Y., Van Nostrand Reinhold Co., 1966, p. 233.

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