Coating composition for the manufacture of printable coated paper and board, component of the coating composition and process for the manufacture of paper and board
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United States of America Patent
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Sep 26, 2006
Issued Date -
N/A
app pub date -
Jan 13, 2004
filing date -
Aug 3, 1999
priority date (Note) -
Expired
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Abstract
A coating mix for the production of coated paper and board is described in form of an aqueous dispersion with a solids content of 50 to 80% consisting of pigments, binders, and additives. The coating mix exhibits thixotropic flow characteristics and is characterized by the usage of special amine-group or amide-group containing polymers, which act as protective colloids for the pigment particles. The coating mix contains preferably between 0.1 to 1 weight percent of a grafted gelatin.
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