Method for Treating a Paper Product
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United States of America Patent
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Issued Date -
Jul 1, 2010
app pub date -
Jul 11, 2008
filing date -
Jul 13, 2007
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Abandoned
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Abstract
A method is provided for treating a paper product, the method comprising; providing a mixture comprising lignin in an aqueous solution at a concentration and pH such that substantially all the lignin is solubilised; treating the paper product with a cationic polymer followed by treating the paper product with the lignin mixture.
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