作者: Philipp Hunziker , Steffen Ohr , Catherine Jean Ridgway , Patrick A.C. Gane
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摘要: The present invention relates to the use of a surface-reacted calcium carbonate as an anti-blocking agent in polymer(s) containing compositions, wherein surface- reacted is reaction product natural ground or precipitated with carbon dioxide and one more H 3 O + ion donors aqueous medium, formed situ by treatment and/or supplied from external source, comprising combination surface mineral material, method for controlling blocking composition coating such composition, well substrate coated composition.