Browsing Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์ by Title
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Biomaterial for dentistry applications
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 12/6/2020)This research is a study of alternative materials for temporary dental crowns made from biodegradable polymer, which are molded using 3D printing. Polylactic acid was reinforced with aluminum oxide powder treated surface ... -
Computational design and material selection for shipping packaging
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 29/11/2019)This research aims to computationally design and study polymeric material selection for shipping packaging. The computational design was drawn by the SolidWorks program. After that, the rapid prototypes were fabricated by ... -
Development of antibacterial food packaging films from polymer blend between poly(butylene succinate) and poly(butylene adipate-co-terephthalate)
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 17/8/2018)This research aimed to study the preparation of antibacterial food packaging films from polymer blends between PBS/PBAT with and without peroxide as a reaction initiator then coated with chitosan or zinc oxide. In part 1, ... -
DEVELOPMENT OF BIOFOAM FROM WHEAT GLUTEN AND WHEAT STARCH BLEND FOR FOOD PACKAGING
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 12/7/2019)Biofoams based on wheat gluten and wheat starch were fabricated by thermal compression molding to replace petroleum-based polymer foams, especially polystyrene paper foam (PSP foam) used as food packaging trays. This ... -
Development of food packaging films from poly(butylene succinate) coating with microcrystalline cellulose
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 17/8/2018)The objective of this work was to develop gas barrier properties of food packaging films which were biodegradable polymer. The food packaging films were prepared from poly(butylene succinate); PBS films coated with ... -
Effect of nanofiller on in-situ fibrillation of dispersed PE phase in PLA blend.
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 2/1/2019)This research is aimed to improve ductility of PLA by blending with PE containing different branched structures which are HDPE, LLDPE and LDPE. The films of PLA/PE with various contents of PE at 5-30 % by weight were ... -
Effect of NR, NBR composition and nanofiller on BR foaming.
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 17/8/2018)Blend of NR and BR is high flexibility and abrasion resistance. Nevertheless, NR/BR blend has some drawbacks such as poor non-polar solvent resistance. NBR compound has an excellent resistance to non-polar oils. Foam ... -
Green Preparation of Polymer/Reduced Graphene Oxide Electrodes for Multicolor Electrochromic Devices
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 10/7/2020)Electrochromic devices are very popular in their applications regarding electronic display screens that can change colors. The electrodes of devices are made of the glass coated metal materials which is expensive and low ... -
Morphology and mechanical properties ofbacterial cellulose/modified natural rubber blend
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 12/7/2019)The aim of this research is to improve the elasticity of bacterial cellulose with natural rubber and modified natural rubber. Dextrin-grafted epoxidized natural rubber (ENR-Dex) was obtained by grafting dextrin onto ENR. ... -
Polybutylene succinate porous scaffold prepared by fused deposition modeling and salt leaching techniques for drug delivery application
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 18/6/2021)A scaffold is a biomedical appliance for tissue restoration that can be used to achieve drug delivery purposes. The objective of this research was to prepare polybutylene succinate scaffolds fabricated by fused deposition ... -
Preparation and characterization of bio - foam from polymer blends of polylactic acid and polybutylene succinate
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 18/6/2021)Nowadays, plastics are widely used but they are non-biodegradable plastics which have been caused serious environmental pollutions due to the degradability issue, especially consumable food packaging. In this research, ... -
Preparation and properties of bacterial cellulose reinforced poly(lactic acid) composites
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 12/7/2019)This research is aimed to study the influence of silane modified bacterial cellulose surface and the addition of bacterial cellulose on the morphology, mechanical and thermal properties and water absorption of Poly(lactic ... -
PREPARATION AND PROPERTIES OF HOLLOW GLASS MICROSPHERES REINFORCED POLYAMIDE 11 COMPOSITES
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 2/1/2019)This research aimed to study the preparation of silane treated hollow glass microspheres (HGMs) reinforced polyamide 11 (PA11) composites, which the research was divided into two parts. The first part studied effect of ... -
Preparation of polymer composite from biodegradable polymers and coffee bean waste for agriculture application
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 17/8/2018)This research was aimed to study feasibility to improve properties of PBS to be suitable for agriculture application. The study was divided into two parts. The first part was performed to improve properties of PBS by ... -
Preparation of thermoplastic elastomer from natural rubber and polycaprolactone blend
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 12/7/2019)This research was aimed to study properties of NR/PCL blend to be applied for thermoplastic elastomer. The study was divided into 3 parts. The first part was performed to improve compatibility of NR/PCL by adding difference ... -
Preparation of thermoplastic vulcanizates from natural rubber and poly(butylene adipate-co-terephthalate) blends
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 12/7/2019)The aim of this research was to study PBAT/NR blends, dynamic vulcanizates blends and TPV/organoclay based on the blends of PBAT/NR. In this research, PBAT was mixed with NR in an internal mixer machine to obtain the blends. ... -
Properties of polymer blends between poly(lactic acid) and polyamide11
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 12/7/2019)Poly(lactic acid) (PLA) is a biodegradable polymer but it is brittle polymer. This drawback could be resolved by blending PLA with tougher polymers. Polyamide 11 (PA11) is a bio-based polymer that has high toughness. The ... -
Reactive blending of Poly(lactic acid) and Thermoplastic starch
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 12/6/2020)The polymer blend between Poly(lactic acid) (PLA) and Thermoplastic starch (TPS) is problematic due to their incompatibility resulted from the difference between polarity and viscosity. Therefore, in the work, the viscosity ... -
Reactive Blending of Polyhydroxybutyrate and Poly (lactic acid)
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 12/6/2020)Polyhydroxybutyrate (PHB) and polylactic acid (PLA) are immiscible blends. Their blends have poor properties. This work aims to study compatibilization of polymer blend between PHB and PLA 2 methods; first the addition of ... -
Sorting post-consumer polymer on conveyor belt using NIR spectroscopy
Collection: Theses (Master's degree) - Polymer Science and Engineering / วิทยานิพนธ์ - วิทยาการและวิศวกรรมพอลิเมอร์Type: Thesis(Silpakorn University, 12/7/2019)Sorting plastic waste in Thailand usually done by manual using recycle sign or by physical sorting such as float-sink. Due to no recycle sign on products and some heavy filler might effected to density thus could be a ...