Patents Represented by Attorney, Agent or Law Firm Thomas M. Breiningern
  • Cationic latex terpolymers for sludge dewatering
    Patent number: 6627719
    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.
    Type: Grant
    Filed: January 31, 2001
    Date of Patent: September 30, 2003
    Assignee: Ondeo Nalco Company
    Inventors: Wesley L. Whipple, Ananthasubramanian Sivakumar, Jitendra Shah