Essays about: "alginat"

Showing result 1 - 5 of 7 essays containing the word alginat.

  1. 1. The blue-end of the spectrum of plastics : A step toward understanding the role of blue biopolymers in phasing out fossil plastics

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Alice Rudberg; [2021]
    Keywords : plastics; polymers; bioblends; bioplastic; biopolymer; renewable; biodegradable; biobased; algae; seaweed; blue plastics; blue biopolymers; blue growth; Plaster; polymerer; bioplast; biopolymer; förnyelsebar; nedbrytbar; komposterbar; biobaserad; alger; sjögräs; algplast; algpolymerer; blue growth;

    Abstract : For more than a century, plastics have become an increasingly important part of the human society. Thanks to the durability and the many varieties of plastic it has a wide range of applications, but unfortunately the traditional plastic made from fossil oil has its drawbacks. READ MORE

  3. 2. Algae hydrocarbons designed for bio-based lubricants

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

    Author : Elin Sjöhag; [2020]
    Keywords : Microalgae; macroalgae; lubricant; alginate; grease; Mikroalger; makroalger; smörjmedel; alginat; förtjockningsmedel;

    Abstract : Smörjmedel är en nödvändighet för maskiner för att minska slitage och energiförbrukning. Dock är över 95% av de använda smörjmedlen i dag fossilbaserade. Smörjmedel baserade på vegetabiliska oljor finns tillgängliga men har ofta en lägre oxidativ stabilitet och sämre lågtemperaturegenskaper än deras fossilbaserade motsvarigheter. READ MORE

  4. 3. Influence of level of cellulose oxidation and surface treatment on the adhesion between cellulose beads

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

    Author : Rasmus Källgren; [2020]
    Keywords : Cellulose; Fibre; Surface Coating; Layer-by-Layer; Oxidation; Cellulosa; Fiber; Ytbehandling; Layer-by-Layer; Oxidation;

    Abstract : With the growing impact of climate change on both political decisions and how companies develop their products, it is increasingly important to find environmentally friendly alternatives to fossil-based materials. One of the more interesting materials in this respect is cellulose, which is the world's most naturally occurring polymer and can be used in a variety of applications. READ MORE

  5. 4. Towards stimuli-reformable paperboard and flipped classroom in chemistry education : A study of how to create a paper with controllable mechanical properties and a study in how the flipped classroom is used in chemistry education

    University essay from KTH/Skolan för teknikvetenskaplig kommunikation och lärande (ECE)

    Author : David Pettersson; [2017]
    Keywords : Alginate; Cationic cellulose nanofibrils; Cross-linking; Dialcohol cellulose;

    Abstract : Today, paper and paperboard is an important part of the packaging industry, as well as natural part of our daily lives. The alternatives to paper and paperboard is often produced from nonrenewable sources such as petroleum and as demands on sustainability increase in the packaging sector, it gives paper a desirable advantage over plastics. READ MORE

  6. 5. Bandageringens inverkan på sårläkning hos häst

    University essay from SLU/Dept. of Clinical Sciences

    Author : Charlotte Wallin; [2015]
    Keywords : sårläkning; bandage; svallkött; skumkompress; wound healing; bandage; exuberant granulation tissue; proud flesh; foam dressing;

    Abstract : Sårskador är en vanlig orsak till att hästägare kontaktar veterinär. Sårbehandlingen har utvecklats mycket de senaste åren och det tillkommer löpande fler och fler typer av olika kompresser och förband på marknaden. Jag har studerat bandagens inverkan på 15 sårs läkning. READ MORE