WO2016189009 Process for increasing opacity of precipitated calcium carbonate

Abstract:The present invention relates to a process for preparing an aqueous suspension comprising precipitated calcium carbonate. The invention further relates to an 5 aqueous suspension comprising precipitated calcium carbonate as well as a partially dewatered or essentially completely dried precipitated calcium carbonate obtainable by the process and the use of the aqueous suspension comprising precipitated calcium carbonate and/or the partially dewatered or essentially completely dried precipitated calcium carbonate in paper making, paper coating, plastic, agricultural, 10 adhesives, sealants and/or paint applications.

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