Silicon polyelectrolytes for pitch deposit control

Details Silicon polyelectrolytes for pitch deposit control Silicon polyelectrolytes for pitch deposit control

C - Chemistry, Metallurgy

08

F

C08F 230/08 (2006.01) B01D 17/00 (2006.01) B01D 21/00 (2006.01) C02F 1/56 (2006.01) C02F 9/00 (2006.01) C08F 226/04 (2006.01) D21C 9/08 (2006.01) D21H 17/34 (2006.01) D21H 21/02 (2006.01)

Patent

CA 2134905

A method for controlling pitch in papermaking systems which comprises the step of adding a hydrophobic polyelectrolyte copolymer coagulant to pulp and paper process water. The hydrophobic polyelectrolyte copolymer coagulant preferably comprises a first monomer selected from the group of hydrophilic monomers and hydrophobic monomers, and a vinyl siloxane monomer.

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