Sökning: "Deresination"

Hittade 2 uppsatser innehållade ordet Deresination.

1. 1. The Influence of pH, Temperature and Number of Wash Steps on the Washing Efficiency of CTMP Pulp

   Master-uppsats, Karlstads universitet/Avdelningen för kemiteknik

   Författare :André Monlars; [2021]
   Nyckelord :Mechanical pulp; Chemi-thermomechanical pulp; Picea abies; Extractives; Wood resin; Deresination; Washing; Mekanisk massa; Kemitermomekanisk massa; Picea abies; Extraktivämnen; Tvättning;

   Sammanfattning : In this report, the washing efficiency of chemi-thermomechanical pulp (CTMP) from Norway spruce (Picea abies) was investigated when adjusting the temperature and pH during washing as well as implementing different number of wash steps. Concurrent effects of having a high pH and temperature were also examined. LÄS MER

3. 2. Resin Profile in a Bleached Kraft Pulp Process

   Kandidat-uppsats, KTH/Fiber- och polymerteknologi

   Författare :Jennie Berglund; [2012]
   Nyckelord :Kraft Pulp; Resins; Extractives; Deposits; Birch; Deresination; Bachelor thesis; Kraftmassa; Hartser; Extraktivämnen; Avlagringar; Björk; Avhartsning; Examensarbete;

   Sammanfattning : The aim with this project was to investigate how the amount and composition of resins varied during the process producing bleached birch pulp at the mill SCA Packaging Munksund. A literature study about how the resin removal can be improved has also been included. LÄS MER