PRECIPITATED CALCIUM CARBONATE WITH HIGH BIO-BASED CARBON CONTENT FOR POLYMER FORMULATIONS

The present invention relates to a precipitated calcium carbonate having a content of bio-based carbon determined according to DIN EN 16640:2017 of at least 50 wt.-%, based on the total weight of carbon in the precipitated calcium carbonate, a process for the preparation of the precipitated calcium...

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Bibliographische Detailangaben
Hauptverfasser:	WELKER, Matthias, SCHULZ, Karsten Udo, BARANGER, Joris, FORNERA, Tazio
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ADHESIVES CHEMISTRY COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS DYES INORGANIC CHEMISTRY METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS POLISHES PREPARATION OF CARBON BLACK TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES
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Beschreibung
Zusammenfassung:	The present invention relates to a precipitated calcium carbonate having a content of bio-based carbon determined according to DIN EN 16640:2017 of at least 50 wt.-%, based on the total weight of carbon in the precipitated calcium carbonate, a process for the preparation of the precipitated calcium carbonate, a polymer formulation comprising the precipitated calcium carbonate, an article formed from the polymer formulation, a process for preparing the article as well as the use of the precipitated calcium carbonate in a polymer formulation La présente invention concerne un carbonate de calcium précipité ayant une teneur en carbone à base biologique déterminée selon DIN EN 16640:2017 d'au moins 50 % en poids, sur la base du poids total de carbone dans le carbonate de calcium précipité, un procédé de préparation du carbonate de calcium précipité, une formulation de polymère comprenant le carbonate de calcium précipité, un article formé à partir de la formulation de polymère, un procédé de préparation de l'article ainsi que l'utilisation du carbonate de calcium précipité dans une formulation de polymère.