Search for dissertations about: "Ulrica Edlund"

Showing result 21 - 23 of 23 swedish dissertations containing the words Ulrica Edlund.

  2. 21. Engineering and Functionalization of Hemicellulose Hydrogels

    Author : Weifeng Zhao; Karin Odelius; Ann-Christine Albertsson; Ulrica Edlund; Tina Vermonden; KTH; []
    Keywords : Hemicellulose; O-acetyl-galactoglucomannan; hydrogels; stimuli-responsive; aniline tetramer; aniline pentamer; electro-active; conductivity; pH-sensitivity; magnetic field-responsive; micro-gels; swelling; drug delivery.; Fiber- och polymervetenskap; Fibre and Polymer Science;

    Abstract : Hemicellulose is the second most abundant component in wood and is an important renewable resource  that is used in films, paper composites and biofuels.  Hemicelluloses  have  several  advantages,  including  their abundance,  degradability  and  renewability. READ MORE

  4. 22. Wood Hydrolysate for Renewable Products

    Author : Yingzhi Zhu Ryberg; Ulrica Edlund; Ann-Christine Albertsson; Ann Cornell; Louise Staffas; KTH; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; wood hydrolysate; hemicellulose; oxygen permeability; PALS; film; coating; CMC; chitosan; HSP; Polymer chemistry; Polymerkemi;

    Abstract : Renewable biomass has been used by mankind for a long time for different purposes, from simply food to industrial products. Among a large family of polysaccharides, hemicellulose is non-edible but has shown a potential in many industrial fields such as medicine, agriculture and packaging. READ MORE

  5. 23. Wood hydrolysates- New concepts in renewable material design

    Author : Yingzhi Zhu Ryberg; Ulrica Edlund; Ann-Christine Albertsson; Dufresne Alain; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; wood hydrolysate; oxygen barrier; coatings; films; hemicellulose; lignin; CMC; chitosan; HSP; PALS; spray drying; SEM with tensile test; glyoxal crosslinking.; vedhydrolysat; syrebarriäregenskaper; ytbeläggningar; filmer; hemicellulosa; lignin; CMC; kitosan; HSP; PALS; spraytorkning; SEM med dragprovning; glyoxal tvärbindning.;

    Abstract : Wood hydrolysates (WHs) are biomasses obtained in processes involving hydrothermal treatments of wood. WHs are rich in hemicelluloses and lignin. Instead of complicated extraction processes, such as precipitation, or extensive purification, this work utilizes the crude WHs. READ MORE