Essays about: "pulp refining"

Showing result 1 - 5 of 15 essays containing the words pulp refining.

  1. 1. Effect of Refining on Softwood Pulp with Addition of Eucalyptus for Greaseproof Paper Production : Vacuum Dewatering in Laboratory Scale

    University essay from Karlstads universitet/Institutionen för ingenjörs- och kemivetenskaper (from 2013)

    Author : Anton Nordling; [2023]
    Keywords : Refining; beating; eucalyptus; greaseproof paper; degree of refining; vacuum dewatering; formation; air permeance; Malning; Eukalyptus; fettresistent papper; malgrad; vakuumavvattning; formation; luftpermeans;

    Abstract : We are provided countless products from the forest industry and has been through many years. Paper, paper board, packaging materials and furniture to mention a few. A special type of paper used in food packaging for example, is greaseproof paper. READ MORE

  3. 2. Incorporation of Plasticizers through Refining into Wood Pulp : A Potential Route For Bio-based Thermoplastic Materials

    University essay from KTH/Materialvetenskap

    Author : Victor Eric Pierre Chartrain; [2023]
    Keywords : Cellulose; Paper; Plasticizer; Mechanical Refining; Cellulosa; Papper; Mjukgörare; mekanisk bearbetning;

    Abstract : Fibers are interesting materials alternative to replace conventional fossil-based plastics, as they are bio-based and do not lead to CO2 emissions. Due to their limited ductility, it is difficult to use them to make complex three-dimensional shapes. READ MORE

  4. 3. Mapping the market of unrefined forest industry by-products in northern Sweden : industry by-product variation, county supply-demand balance, and optimization of transport cost

    University essay from SLU/Department of Forest Biomaterials and Technology (from 131204)

    Author : Léon Persson; [2022]
    Keywords : By-products; Linear Optimization; Pulp mill; Sawmill;

    Abstract : The forest industry plays an important role in the climate system. The need to reduce emissions of greenhouse gases is emergent, from a global perspective they are the driving force behind climate change. To reduce emissions, by-products from the forest industry can substitute fossil-based products. READ MORE

  5. 4. Investigating the process parameters that influence the z-strength of liquid paperboard using data mining and machine learning

    University essay from Uppsala universitet/Tillämpad mekanik

    Author : Gustav Thaung Tolförs; [2021]
    Keywords : paperboard; liquid paperboard; z-strength; process parameters; machine learning; data mining;

    Abstract : Parameters affecting the z-strength of liquid paperboard (LPB) has been analyzed and identifiedusing data mining and machine learning on 6 years of operational data from a multi-ply LPB mill, and control and stabilizing of them was proposed. Linear regression models were built for 9 articles with satisfactory results, and whose attributes were further analyzed as the most important parameters for the z-strength. READ MORE

  6. 5. Development of pulp fiber charge in oxygen delignification of softwood

    University essay from KTH/Fiber- och polymerteknologi

    Author : Jiahao Mai; [2021]
    Keywords : fiber; fiber charge; fine content; oxygen delignification; softwood; fiber; fiberladdning; finmaterial; syrgasdelignifiering; barrved;

    Abstract : Esteves et.al. 2020 visade att syrgasdelignifiering ökar den totala fiberladdningen men leder inte alltid till ökad pappersstyrka. Denna studie syftar till att undersöka hur fiberladdning påverkar massans egenskaper. READ MORE