Essays about: "polyethylene terephthalate"

Showing result 1 - 5 of 17 essays containing the words polyethylene terephthalate.

  1. 1. Defining requirements of PET scrap for open loop recycling of post-industrial waste

    University essay from Lunds universitet/Kemiteknik (CI)

    Author : Josephine Digné; [2020]
    Keywords : Chemical Engineering; plastics; thermoplastics; PET; polyethylene terephthalate; foamed plastics; recycling; post-industrial waste; circular economy; återvinning; kemiteknik; Technology and Engineering;

    Abstract : To reduce the environmental impact and minimize the exploitation of the depleting re-sources, the transition to a circular economy is vital. It proposes an economy of reduced ma-terial consumption and increased reuse and recycling of plastics and other materials. READ MORE

  2. 2. Towards Paper Insulation Packaging: Evaluation of Thermal and Logistics Performance. A Case Study at HelloFresh

    University essay from Lunds universitet/Förpackningslogistik

    Author : Fernando Guardiola Ramírez; [2019]
    Keywords : thermal insulation packaging; paper-based; ice melt test; thermography; packaging scorecard; meal kit industry; Technology and Engineering; Agriculture and Food Sciences;

    Abstract : The most common thermally insulated packaging used today is plastic-based and customer behavior towards plastic materials has changed rapidly in recent years. The Meal Kit Industry has a particular need for insulated packaging/cool pouch (CP) and is looking to shift from plastic materials to more paper-based ones. READ MORE

  3. 3. Temporal and spatial variations of microplastic concentrations in surface waters in Gothenburg, Sweden.

    University essay from Örebro universitet/Institutionen för naturvetenskap och teknik

    Author : David Vigren; [2019]
    Keywords : ;

    Abstract : Temporal and spatial variations of microlitter (ML) concentrations in Gothenburg were measured by sampling surface water. ML was divided into three main categories; microplastics (MP), fibers (F) and other anthropogenic particles (OA). READ MORE

  4. 4. Paper-based flexible laminates tendency to curl

    University essay from Lunds universitet/Förpackningslogistik

    Author : Clémentine Muller; [2018]
    Keywords : flexible laminates; paper; curl; relative humidity; temperature; Technology and Engineering; Agriculture and Food Sciences;

    Abstract : The main purpose of this study is to assess the impact of environmental conditions on paper-based flexible laminates tendency to curl. Any deviation in flatness may indeed affect materials processability. READ MORE

  5. 5. Chemical and physical changes in PET fibres due to exhaust dyeing : Issues in thermo-mechanical recycling of dyed PET textiles

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

    Author : Frida Lindström; [2018]
    Keywords : Polyethylene terephthalate; polyester; exhaust dyeing; auxiliary chemicals; degradation; hydrolysis; thermo-mechanical recycling; fibre-to-fibre recycling; FTIR; DSC; tensile properties; demand absorbency test.;

    Abstract : Polyethylene terephthalate (PET) is the most used fibre in the textile industry. PET is also used in other products, e.g. soft-drink bottles and food packaging. READ MORE