Sökning: "Plast kina"

Visar resultat 1 - 5 av 12 uppsatser innehållade orden Plast kina.

  1. 1. Mikroplast i vattenavsatta sediment

    Kandidat-uppsats, Lunds universitet/Geologiska institutionen

    Författare :Björn Lycke; [2022]
    Nyckelord :Andong salt marsh; microplastics; MPs; trends; United Kingdom; Arctic; Tisza; Thames; Elbe; India; primary microplastics; secondary microplastics; PAH; polychlorinated biphenyls; toxic; poison; Earth and Environmental Sciences;

    Sammanfattning : Microplastics (MPs) are a major pollution concern since the start of the mass produc-tion of plastics in the 1950s. MPs form A) when plastics are produced intentionally to be part of beauty products and B) when plastics are broken down into smaller particles by sunlight, wind, and rain. LÄS MER

  3. 2. Analysis of market and requirements of plasticizers for flexible PVC - With a focus on Perstorp’s non-phthalate plasticizer Pevalen

    Master-uppsats, Lunds universitet/Kemiteknik (CI)

    Författare :Lisa Bywall; Sofie Cederlund; [2020]
    Nyckelord :PVC; plasticizer; plasticiser; industry; flexible PVC; polyvinylchloride; vinyl; flooring; chemical engineering; kemiteknik; Chemistry;

    Sammanfattning : Flexible Polyvinyl chloride (PVC) is a plastic material commonly used in today’s society and a fundamental material for a lot of sectors. It has advantages over other polymers such as energy-efficient production, flame retardancy, durability and cost-effective. LÄS MER

  4. 3. Preventing fatal effects of overworking : Product design solution

    Kandidat-uppsats, Högskolan i Skövde/Institutionen för ingenjörsvetenskap

    Författare :Rahim Adawi; [2018]
    Nyckelord :stroke; DVT; overworking; karoshi; guolaosi; prolonged; inactivity; sedentary; death; product; design; China; Sweden; Sida; MFS; field study; trouser; pants; sampling; observation; questionnaire; interview; blood circulation; stasis; cardiovascular; disease; cotton; corn; agenda 2030; Chinese finger trap; textile; fibre; yarn; soil; erosion; muscle; pump; mechanism; gradual; compression; stockings; GECS; PECS; pressure; distribution; blood; clot; veins; therapy; stool; chair; PE; PTS; economy; class; syndrome; methodology; plastic; sample; concept; sketch; stroke; DVT; överarbete; karoshi; guolaosi; förlängd; inaktivitet; stillasittande; död; produkt; design; Kina; Sverige; Sida; MFS; fältstudie; byxa; byxor; provtagning; observation; frågeformulär; intervju; blodcirkulation; stasis; kardiovaskulär; sjukdom; bomull; majs; agenda 2030; kinesisk fingerfälla; textil; fiber; garn; jord erosion; muskel; pump; mekanism; gradvis; komprimering; strumpor; stödstrumpa; tryck; kraft; GECS; PECS tryckfördelning; blod; blodproppar; vener; terapi; pall; stol; PE; PTS; ekonomi; klass; syndrom; metodik; plast; prov; koncept; skiss;

    Sammanfattning : “Overworking to death” is a phenomenon that has been noticeable in developing countries. The cause of death is mainly through ischemic strokes. While the victims’ occupations differed, they all shared a common characteristic, being positioned in a sedentary work, ranging from IT workers to doctors. LÄS MER

  5. 4. Sustainable materials and solutions to individual polybags used in the retail-industry

    Uppsats för yrkesexamina på avancerad nivå, Lunds universitet/Miljö- och energisystem

    Författare :Marcus Malmsjö; [2018]
    Nyckelord :Individual polybags; sustainability; circular economy; plastic; bioplastic; packaging; retail-industry; plastic recycling; waste management; China; Technology and Engineering; Earth and Environmental Sciences; Chemistry;

    Sammanfattning : This thesis provides an understanding and overview of the opportunities and challenges to enable a sustainable use of individual polybags used in the retail-industry. This was done by conducting a qualitative analysis including literature reviews, semi-structured interviews and e-mail correspondence. LÄS MER

  7. 5. Applications of Solar Thermal Technology for Plastic Waste Management in Developing Communities

    Master-uppsats, KTH/Energiteknik

    Författare :Daniela Mewes; [2018]
    Nyckelord :;

    Sammanfattning : As the plastic industry continues to grow globally, with plastic materials contained in a vast quantity of consumer products, the management of the resultant waste has become one of the greatest challenges of our time. Greater than 8 million metric tons of plastics were estimated to enter the world’s oceans as of 2010, with an even larger amount remaining on land. LÄS MER