Search for dissertations about: "wet-end agent"
Found 4 swedish dissertations containing the words wet-end agent.
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1. Biological role and technical application of xyloglucan endotransglycosylase and xyloglucan
Abstract : .... READ MORE
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2. Microfibrillated cellulose: Energy-efficient preparation techniques and applications in paper
Abstract : This work describes three alternative processes for producing microfibrillated cellulose (MFC; also referred to as cellulose nanofibrils, CNF) in which bleached pulp fibres are first pretreated and then homogenized using a high-pressure homogenizer. In one process, fibre cell wall delamination was facilitated by a combined enzymatic and mechanical pretreatment. READ MORE
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3. Evaluation of Furnishes for Tissue Manufacturing
Abstract : Water removal on a tissue machine becomes progressively more difficult and expensive in each successive zone. Since a big part of the cost is allocated to the drying section, improved water removal in the wet end may lead to huge savings in the manufacturing process. READ MORE
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4. AKD sizing : dispersion colloidal stability, spreading and sizing with pre-flocculated dispersion
Abstract : Alkylketene dimer, AKD, dispersions are used in the paper industry to obtain paper grades with a hydrophobic character i.e. resistance to sorption of water. AKD is used in neutral to alkaline internal sizing, pH in the interval of 6-9. READ MORE