COATINGS USING CLAYS WITH LOW PACKING DENSITY

Paper and paperboard coatings are disclosed using a modified clay which is characterized by an average shape factor less than 60, a sediment void volume greater than 48%, and containing less than 30% by mass of particles less than 1 micron in diameter.

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Bibliographische Detailangaben
Hauptverfasser: BUSHHOUSE, Steven G, GINTHER, Scott E, FUGITT, Gary P
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:Paper and paperboard coatings are disclosed using a modified clay which is characterized by an average shape factor less than 60, a sediment void volume greater than 48%, and containing less than 30% by mass of particles less than 1 micron in diameter.