CATIONIC POLYMER THICKENERS
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United States of America Patent
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Issued Date -
Dec 8, 2011
app pub date -
Jan 6, 2009
filing date -
Jan 6, 2009
priority date (Note) -
Abandoned
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Abstract
Cationic polymer thickener consisting of a crosslinked water swellable cationic polymer containing at least one cationic monomer and optionally non-ionic and or anionic monomers wherein said polymer comprises less than 25% of water soluble polymeric chain by total weight of the polymer, and a cross-linking agent concentration of from 500 ppm to 5000 ppm relative to the polymer.
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