Abstract:
TU Dresden developed100%fiber-based biogenic materials which show superior properties being
able tosubstitutefossil-basedpolymersindifferentlightweightapplications.Thus,thedeveloped
cellulose filmshaveagreatpotentialtoexploitnewmarketssuchaspackagingthatrequireshigh
strength propertiesaswellasbarrierproperties.Forfurtherapplication-orienteddevelopmentitisof
importance toimprovetheexistingsubsequentprocesslikedewateringespeciallyintermsofprocess
time andenergyconsumption.
The aimoftheenvisagedthesisistocharacterizeandtoinvestigatetheeffectofwetendadditives
on thedewateringbehaviorofhighlyrefinedcellulosepulps(FibCell).Zetapotentialwasconsidered
as abasicfactortostudythedewateringbehavioronadditionofdifferentadditives.Effectsofthese
additiveswereevaluated.Acompositionwithreasonabletradebetweenthepropertiesisfoundusing
an OptimizertoolModde12.1
