Paper and method for making paper
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United States of America Patent
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Sep 18, 2012
Grant Date -
May 6, 2010
app pub date -
Apr 25, 2008
filing date -
Apr 25, 2007
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention relates to a paper that is formed of a fiber-based source material and is applicable as printing paper. According to the invention, the surface of the paper is surface-treated by arranging sufficient density on the surface, such that a mixture is arranged at least on one side of the surface of the paper for forming a surface layer, which mixture comprises pigments in an amount of 75-95% by weight of the dry weight and bonding agent in an amount of 5-25% by weight of the dry weight, and the porosity of the surface layer of the paper is less than 0.07 ml/g as defined by mercury porosimeter process. Furthermore, the invention relates to a method for making paper.
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