Essays about: "kitosan"

Showing result 1 - 5 of 8 essays containing the word kitosan.

  1. 1. Evaluating the feasibility of chitosan as an adhesive for wood laminates and as a matrix for transparent wood

    University essay from KTH/Fiber- och polymerteknologi

    Author : Nihar Sakhadeo; [2023]
    Keywords : Transparent wood; Chitosan; Biobased adhesives; Biopolymers; Laminate; Transparent trä; Kitosan; Biobaserad adhesiv; Biopolymer; Laminat;

    Abstract : En av grundpelarna i alla hållbara system är införandet av en cirkulär ekonomi, som främjar återanvändning och återvinning av material. Plast är en av i utmaning i detta avseende på grund av den stora produktionsvolymen variation i sorter och långsamma nedbrytn. READ MORE

  3. 2. Synthesis and characterization of a greener poly(vinyl acetate) adhesive

    University essay from KTH/Fiber- och polymerteknologi

    Author : Xiuting Zhang; [2023]
    Keywords : poly vinyl acetate -grafted-chitosan; chitosan; poly vinyl acetate ; ceric ammonium nitrate; green adhesive; poly vinyl acetat -ympad kitosan; poly vinyl acetat ; ceriumammoniumnitrat CAN ; grönt lim;

    Abstract : To produce a greener adhesive is always an issue of concern to the commercial market and global environment. The environmental request for producing greener and bio-based adhesives leads to an increased awareness of replacing fossil-based components in adhesives with bio-based alternatives. READ MORE

  4. 3. Development of chitosan nanocomposite coatings for visible-light photocatalytic antiviral applications

    University essay from KTH/Tillämpad fysik

    Author : Michael Neuman; [2023]
    Keywords : Biopolymer; Chitosan; Coating; Nanocomposite; Photocatalytic; Zinc oxide; Antimicrobial; Antiviral; Coronavirus COVID-19 ; Biopolymer; Kitosan; Beläggning; Nanokomposit; Fotokatalytisk; Zinkoxid; Antimikrobiell; Antiviral; Coronavirus COVID-19 ;

    Abstract : During the global pandemic of coronavirus, the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) outbreak, the world was desperately searching for simpler yet more effective solutions to stop the spread of coronavirus (COVID-19). Since no one was prepared for the fast spread of such a contagious virus, there was a shortage of proper protective solutions to stop the spread. READ MORE

  5. 4. Reaction Mechanism between Chitosan and Cerium(VI) Ammonium Nitrate for Production of a Greener Poly(Vinyl Acetate) Adhesive

    University essay from KTH/Skolan för kemi, bioteknologi och hälsa (CBH)

    Author : Mårten Schollin; [2021]
    Keywords : Chitosan; Poly vinyl acetate ; Cerium IV ammonium nitrate ; Grafting; Reaction mechanism;

    Abstract : Poly(vinyl acetate) (PVAc) has a major application as an indoor wood adhesive. Low water stability is however, one of the greatest drawbacks of PVAc. By grafting PVAc from a chitosan (CS) backbone (CS-graft- PVAc) water stability of adhesive is increased while good mechanical and adhesive properties are retained. READ MORE

  6. 5. Fibers and Textiles Produced from Chitin and Chitosan : A Literature Study For Different Production Methods

    University essay from Högskolan i Borås/Akademin för textil, teknik och ekonomi

    Author : Doaa Hameed; Tamar Manouel; [2020]
    Keywords : chitin; chitosan; fibers; nanofibers; textiles; wound dressing; sutures; spinning;

    Abstract : Ökningen av världspopulationen har orsakat en ökad avfallsgenerering. Avfallet kan innehålla betydelsefulla ämnen, vilka kan användas som råvaror i många olika material och för olika ändamål. READ MORE