Treatment of calcium carbonate containing materials for increased filler load in paper

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United States of America Patent

PATENT NO 9896580
SERIAL NO

14396148

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Abstract

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The present invention concerns a process for preparing self-binding pigment particles from an aqueous suspension of calcium carbonate containing material, wherein an anionic binder and at least one cationic polymer are mixed with the suspension.

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Patent Owner(s)

  • OMYA INTERNATIONAL AG

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gane, Patrick A C Rothrist, CH 171 512
Gantenbein, Daniel Elnesvagen, NO 45 278
Schoelkopf, Joachim Killwangen, CH 70 323

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