Cationic latex terpolymers for sludge dewatering
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United States of America Patent
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Sep 30, 2003
Grant Date -
Mar 27, 2003
app pub date -
Jan 31, 2001
filing date -
Jan 31, 2001
priority date (Note) -
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Abstract
A cationic latex terpolymer prepared by polymerizing from about 1 to about 99.1 mole percent of one or more cationic monomers, from about 0.9 to about 5 mole percent of one or more hydroxyalkyl (meth)acrylates and from 0 to about 98.1 mole percent of one or more nonionic monomers is useful for dewatering sludge.
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