Chemical process for fractionating mineral particles based on pa

Compositions: coating or plastic – Materials or ingredients – Pigment – filler – or aggregate compositions – e.g. – stone,...

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106416, 106486, 106488, 501146, 209 5, 209 10, 209172, C09C 142, B03B 100

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active

059388331

ABSTRACT:
This invention pertains to the use of a combination of polyvalent cations, clay dispersant and high molecular weight anionic polymer to preferentially remove colloidal fines (slimes) from a kaolin slurry, leaving the remainder of the kaolin in the slurry in the form of a coherent gelatinous mass.

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