Many paper products like towel and tissue cannot serve their purposes without temporary wet strength Glyoxal-polyacrylamide (GPA) resin is one of the widely used commercial wet strength additives that impart the temporary wet strength to paper and paperboard products However, GPA resin is derived from petrochemicals and contributes to contaminants...
The coagulation of effluent from the kraft pulping and
papermaking process was investigated. The amount of material
coagulated from saline mixtures of the effluent is determined
as a function of time, salinity, kraft effluent
concentration, and mixture pH. Individual sources of salinity
include sea water and several different solutions of...
