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System and method for altering the tack of materials using an electrohydraulic discharge

United States Patent

February 18, 2003
View the Complete Patent at the US Patent & Trademark Office
A system and method for altering the tack of a material, namely a polymer used as an adhesive, also known as stickies, or pitch. The present invention reduces the tack of the stickies and pitch by exposing the materials for a short duration to low-energy pulsed electrical discharges between a pair of electrodes that are submerged in a liquid medium, such as a fiber stream, water, a pulp slurry, or whitewater.
Banerjee; Sujit (Marietta, GA), Corcoran; Howard (Atlanta, GA)
Institute of Paper Science and Technology, Inc. (Atlanta, GA)
09/ 568,361
May 10, 2000
GOVERNMENT INTEREST This invention was made with Government support under Contract No. DE-FC36-996010381, awarded by the Department of Energy. The Government has certain rights in this Invention.