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. Se describen recubrimientos de papel y cartón q...
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Format: | Patent |
Sprache: | eng ; spa |
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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.
Se describen recubrimientos de papel y cartón que usan una arcilla modificada que se caracteriza por un factor de forma promedio menor que 60, un volumen de cavidad de sedimento mayor que 48% y que contiene menor que 30% en masa de partículas menor que un micrón en diámetro. |
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