OPACIFYING LAYER FOR A PAPER MEDIUM

The invention relates to a layer for coating a medium, comprising a mixture of cellulose nanofibres and grains of a filler or pigment, in which: the cellulose nanofibres have a diameter of less than 50 nm and a shape factor greater than 30, and at least 50% of the grains have a size smaller than 500...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	BRAS, JULIEN, BELGACEM, NACEUR, BARDET, RAPHAEL, AGUT, PHILIPPE, DUMAS, JOCELYNE
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ADHESIVES CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS COMPOSITIONS BASED THEREON CORRECTING FLUIDS DYES FILLING PASTES IMPREGNATING OR COATING OF PAPER INKS METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS ORGANIC MACROMOLECULAR COMPOUNDS PAINTS PAPER NOT OTHERWISE PROVIDED FOR PAPER-MAKING PASTES OR SOLIDS FOR COLOURING OR PRINTING POLISHES PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D PRODUCTION OF CELLULOSE PULP COMPOSITIONS TEXTILES THEIR PREPARATION OR CHEMICAL WORKING-UP TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS USE OF MATERIALS THEREFOR WOODSTAINS
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Beschreibung
Zusammenfassung:	The invention relates to a layer for coating a medium, comprising a mixture of cellulose nanofibres and grains of a filler or pigment, in which: the cellulose nanofibres have a diameter of less than 50 nm and a shape factor greater than 30, and at least 50% of the grains have a size smaller than 500 nm.