Silicon polyelectrolytes for pitch deposit control

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

1995-06-07

1996-06-18

Chin, Peter

Paper making and fiber liberation

Processes and products

Non-fiber additive

1621681, 1621682, 162199, 162DIG4, D21H 2102

Patent

active

055274315

ABSTRACT:
A method for controlling pitch in papermaking systems which comprises the step of adding a water-soluble, silicon-containing polyelectrolyte copolymer coagulant to pulp and paper process water. The water-soluble, silicon-containing polyelectrolyte copolymer coagulant preferably comprises diallyldimethyl ammonium chloride and a vinyl alkoxysilane.

REFERENCES:
patent: 4913775 (1990-04-01), Langley et al.
patent: 4964955 (1990-10-01), Lamar et al.
patent: 5246547 (1993-09-01), Finck et al.
Surfactant Science and Technology, D. Myers, 1988, VCH Pub., Inc., p. 194.

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