Essays about: "polymer blends"

Showing result 1 - 5 of 12 essays containing the words polymer blends.

  1. 1. Analysing and concluding the cost/performance matrix for biopolymer blends with different renewable contents

    University essay from Lunds universitet/Centrum för analys och syntes

    Author : Linda Ehrenberg; Filip Nilsson; [2018]
    Keywords : biopolymers; polymer blends; PHA; PBS; PLA; PP; compounding; blends; cost; price estimations; renewable content; feedstock; polymer technology; polymerteknologi; Technology and Engineering;

    Abstract : Due to increasing awareness and consumer demands it has become important for companies to develop an economical and environmentally sustainable alternative to traditional petroleum-based plastics. The transition from fossil material to bio based is important for the future of people and planet, still, how the transformation should be implemented is yet unknown. READ MORE

  2. 2. Radar Transparency and Paint Compatibility - A Study of Automobile Bumper and Bumper-Skin Complex Permittivities for 77GHz Microwaves

    University essay from Chalmers tekniska högskola/Institutionen för industri- och materialvetenskap

    Author : Erik Emilsson; [2017]
    Keywords : microwave; 77GHz; polymer; dielectric; permittivity; free-space method; metal flakes; effect pigment.;

    Abstract : This study aims to identify the key factors, regarding bumper and bumper coatings, that affect radar transparency for radar at 77GHz. Dielectric spectroscopy in the 60-90GHz microwave region was performed using the free- space method was performed on 21 flat plastic substrates with various combinations of primers, basecoats and topcoats. READ MORE

  3. 3. Evaluation of thermal and mechanical properties of the composite material of LignoBoost- lignin and recycled polyurethan : A preliminary feasibility study for a novel composite material from waste materials

    University essay from Karlstads universitet

    Author : Shaymaa Al-Taee; [2017]
    Keywords : ;

    Abstract : The purpose of this study was to investigate the possibility of producing a composite material of lignoBoost- lignin and recycled polyurethane. Also, the study evaluated the thermal and mechanical properties of the composite materials. READ MORE

  4. 4. Investigation of the native starch-ethyl cellulose film coating for colon targeting

    University essay from Lunds universitet/Livsmedelsteknik och nutrition (master)

    Author : Mohamed Esmael; Ali Majid; [2016]
    Keywords : starch; colon delivery; pharmaceutical technology; läkemedelsteknologi; Chemistry;

    Abstract : The aim of this study was to optimize a function starch-ethyl cellulose film for targeting the therapeutically active substance to the colon in the disease state for patients suffering from inflammatory bowel diseases. This study includes: • The preparation of the polymeric films and the investigation of the characterization (for example mechanical properties, water uptake, dry mass loss, and microscopy analysis) for these prepared film coatings. READ MORE

  5. 5. Polymeric single Li+-ion conductors: preparation and characterisation

    University essay from Lunds universitet/Centrum för analys och syntes

    Author : Hannes Nederstedt; [2016]
    Keywords : single ion conductors; electrolytes; polymers; lithium ion batteries; polymer technology; polymerteknologi; Chemistry; Technology and Engineering;

    Abstract : Lithium-ion batteries are a common type of light-weight, rechargeable batteries. There are safety concerns because these batteries typically use an organic solvent electrolyte which presents fire hazards. By using dry polymer electrolytes, the fire hazards can be eliminated. READ MORE