Process to prepare a surface-reacted calcium carbonate implementing a weak acid, resulting products and uses thereof
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United States of America Patent
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Mar 14, 2017
Grant Date -
Aug 13, 2015
app pub date -
Apr 14, 2015
filing date -
Jun 15, 2009
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Abstract
The present application relates to a process for preparing a surface-reacted calcium carbonate in an aqueous environment. The process according to the present invention aims at avoiding the mandatory implementation of medium-strong to strong acids. Another aspect of the present invention is directed to an aqueous suspension of surface-reacted calcium carbonate which is obtainable by the inventive process.
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