American Journal of Polymer Science and Technology

Volume 7, Issue 2, June 2021

  • Evaluation of Biodiesel Produced from Blends of Sunflower Oil and Beef Tallow Through Base Catalysis

    Hadiza Dawi, Ibrahim Muduru, Bilyaminu Abdulkadir

    Issue: Volume 7, Issue 2, June 2021
    Pages: 23-28
    Received: Jun. 25, 2021
    Accepted: Jul. 06, 2021
    Published: Jul. 15, 2021
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    Abstract: The inclination towards climate change and environmental pollution mitigation directs this research toward creating an alternative fuel source to fossil fuel for use in developing tropical countries. This study is designed to investigate biodiesel (alkyl esters) obtained by transesterification of blends of refined sunflower oil and beef tallow usin... Show More
  • Production of Chitosan from Crab Shells Using an Aqueous Extract of Wood Ash for the Deacetylation of Chitin: An Innovative, Eco-friendly, and Low-cost Method

    Juliao Monjane, Dercio Chemane, Amandio Zimba, Paulo Dimande, Amalia Uamusse

    Issue: Volume 7, Issue 2, June 2021
    Pages: 29-37
    Received: Mar. 09, 2021
    Accepted: Mar. 25, 2021
    Published: Jul. 22, 2021
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    Abstract: The importance of chitosan has grown significantly over the last years due to its medicinal, agricultural, and industrial applications, as well as the biodegradability properties. The present study aimed to describe for the first time, the preparation of chitosan from chitin using wood ash aqueous extract as an alkaline medium. Chitin was obtained ... Show More