Sökning: "mineral oils"

Visar resultat 11 - 15 av 20 uppsatser innehållade orden mineral oils.

  1. 11. Comparison of three paraffin oils showed no difference in development of humanday-2 cryopreserved embryos:apilotstudy

    Kandidat-uppsats,

    Författare :Jennie Jansson; [2017]
    Nyckelord :oil toxicity; blastocyst classification; morphokinetics; in-vitro fertilization; culture media;

    Sammanfattning : In human-assisted reproduction, embryos are cultured in an environment designed to mimic the natural environment of embryo development. To maintain the optimal culture environment, the culture media is covered with oil. LÄS MER

  3. 12. The Sustainability related opportunities and challenges with various transformer insulation fluids and business case on re-refining

    Master-uppsats, KTH/Skolan för kemivetenskap (CHE)

    Författare :Ibrahim Gharib Ali Jalal; Abdulbasit Abdulaziz Ali; [2017]
    Nyckelord :Transformer oils; LCA; Re-refining; Business case; Sustainability;

    Sammanfattning : Transformers are electrical devices used in practice to increase or decrease voltages. Transformers are of various sizes and used mainly in power distribution. To provide cooling and insulation, transformer oils are used together with cellulose that acts as a solid insulation. LÄS MER

  4. 13. A prospective randomized study to compare Nidoil and Ovoil cultur oils used to culture human embryos in IVF therapy

    Kandidat-uppsats, Uppsala universitet/Institutionen för kvinnors och barns hälsa

    Författare :Kader Doyo; [2016]
    Nyckelord :in-vitro fertilization; blastocyst development; mineral oil; culture media; Embryo scoring;

    Sammanfattning : Background: Since the initiation of assisted reproduction techniques, several studies has been performed to improve treatment results by development of culture conditions like embryo oil and culture media used. In this study, two embryonic oils from different companies, Nidoil and Ovoil were examined. LÄS MER

  5. 14. Phthalate replacement by fast fusing non-phthalate plasticizer

    Master-uppsats, KTH/Skolan för kemivetenskap (CHE)

    Författare :Ibert Tommie; [2016]
    Nyckelord :Non-phthalate; PVC; Plasticiser; Phthalates; Oil; Fusion; Gelation; Phthalate free;

    Sammanfattning : A key trend in the PVC market is to replace or decrease the amount of phthalate plasticisers used due to increasing health concerns. Therefore, the demand for non-phthalate based plasticisers is growing rapidly. LÄS MER

  7. 15. Packaging development process for cardboard packages with direct food contact

    Master-uppsats, Lunds universitet/Förpackningslogistik

    Författare :Mena Hanna; [2014]
    Nyckelord :Corrugated packaging; new packaging development; mineral oils; food safety; recycled fibers; virgin fibers; migration.; Technology and Engineering;

    Sammanfattning : The main goal of this thesis is to assess the current packaging development process at one of the leading Swedish corrugated packaging companies, from a food safety perspective, in order to help the corrugated board industry to build knowledge to produce safer packaging for direct food contact. Furthermore, to understand the current situation within a packaging company and to suggest more responsibilities to each department in order to produce safe packaging and develop tools that can help different actors throughout the development process for better understanding of the nature of each product and identify the requirements of each product from a food safety perspective. LÄS MER