Reduced moisture pickup in polyol-containing mineral filler products

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United States of America Patent

PATENT NO 9951228
SERIAL NO

15128702

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Abstract

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The present invention relates to a process for the production of a mineral filler product comprising a step of dry grinding a calcium carbonate-containing material in the presence of an agent being a polyol. The mineral filler product according to the present invention was found to have a reduced moisture pickup as compared to prior art products.

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Patent Owner(s)

Patent OwnerAddress
OMYA INTERNATIONAL AGSWITZERLAND ZUG ZUG

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gane, Patrick A C Rothrist, CH 172 533
Ippolito, Fabio Oftringen, CH 15 8
Rentsch, Samuel Spiegel bei Bern, CH 92 134
Welker, Matthias Hésingue, FR 33 80

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