Browsing Articles - PRISM: Polymer, Recycling, Industrial, Sustainability and Manufacturing Institute by Title
Now showing items 102-121 of 174
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Nanofibrillated cellulose originated from Rhododendron ponticum to produce scaffolds using 3D printing for biomedical applications
(Elsevier, 2023-08-26)Rhododendron ponticum is an invasive species that spreads rapidly and is described as one of the biggest threats to peatlands in Ireland. This study offers an innovative approach to utilizing Rhododendron waste. ... -
Nanofillers can be used to enhance the thermal conductivity of commercially available SLA resins.
(Elsevier, 2019-06)Stereolithography (SLA) is a form of 3D printing technology used for the production parts and patterns in a layer by layer fashion. Traditionally, 3D printing has been used for the manufacture of prototypes, however it is ... -
Nanosuspension of pinhão seed coat development for a new high-functional cereal bar.
(Wiley, 2020-03-31)The seeds from Araucaria angustifolia—commonly named as pinhão—are important culturally, and viable regional food from Brazil. Although now considered an endangered species, methods to increase the awareness of this tree ... -
A novel Bacillus subtilis BPM12 with high bis(2 hydroxyethyl)terephthalate hydrolytic activity efficiently interacts with virgin and mechanically recycled polyethylene terephthalate
(Elsevier, 2023-07-29)Biotechnological treatment of plastic waste has gathered substantial attention as an efficient and generally greener approach for polyethylene terephthalate (PET) depolymerization and upcycling in comparison to mechanical ... -
A novel pH‐sensitive ceramic‐hydrogel for biomedical applications.
(Wiley, 2015-12)Innovations on the field of smart hydrogels are now being held with loads of advantages. With recent progress, smart polymers can now be used on the market for specific target/objectives desired on medicine. However, the ... -
Novel polyvinyl-alcohol microsphere for everolimus delivery for subependymal cell astrocytoma
(Elsevier, 2023-02-02)Everolimus (EVR) has demonstrated efficacy in treating subependymal giant cell astrocytoma (SEGA) and other tuberous sclerosis (TSC) manifestations. Oral use of EVR is associated with low bioavailability and systemic toxicities ... -
A novel star-shaped Schiff base compound: synthesis, properties and application in w-LEDs
(Elsevier, 2022-03-08)A novel star-shaped Schiff base compound (3) was designed, synthesized and characterized. The thermal stability of 3 was measured. The photophysical properties and solvent effects of 3 were investigated and further analyzed ... -
On the possibility of replacement of calcium carbonate by a high-performance, economically viable filler in polyethylene composites
(Sage, 2021-07-14)Calcium carbonate (CaCO3) is frequently added to polyethylene (PE) as a filler to reduce costs. An alternative to CaCO3, calcium fluoride (CaF2) was proposed in this research. PE/CaCO3 and PE/CaF2 composites in a wide ... -
Optimizing the hardness of SLA printed objects by using the neural netwok and genetic algorithm
(Elsevier, 2019-06)In the developing field of manufacturing, 3D printing is rapidly increasing the horizon of what is possible. However, the possibility of implementing new 3D methods of production has brought new challenges for industries, ... -
Oxide layer containing apatite formed on Ti-25Nb-25Ta alloy treated by two-step plasma electrolytic oxidation.
(Elsevier, 2020-01-25)Hydroxyapatite (HA) is a bioactive calcium phosphate capable of enhancing the implant/bone connection improving osteoconductivity and osseointegration process. However, the HA presents mechanical properties limiting its ... -
Pathogen displacement during intermittent catheter insertion: a novel in vitro urethra model.
(Wiley, 2019-11-29)Aim: To develop a novel in vitro urethra model and use it to determine if insertion of an intermittent urinary catheter (IC) displaces pathogenic bacteria from the urethral meatus along the urethra. Methods: Displacement ... -
Photopolymerization for filling porous ceramic matrix: improvement of mechanical properties and drug delivering behaviour.
(Wiley, 2019-04)This work presents the photopolymerisation of composite scaffolds where a prefabricated ceramic scaffold was impregnated with poly(ethylene) glycol dimethacrylate (PEGDMA) macromonomer solution. The PEGDMA solution penetrates ... -
Physical properties of shellac material used for hot melt extrusion with potential application in the pharmaceutical industry
(MDPI, 2021-10-28)Hot melt extrusion offers an efficient way of increasing the solubility of a poorly soluble drug. Shellac has potential as a pharmaceutical matrix polymer that can be used in this extrusion process, with further advantages ... -
Platelet-rich plasma, Hydroxyapatite, and Chitosan in the bone and cartilaginous regeneration of femoral trochlea in rabbits: clinical, radiographic, and histomorphometric evaluations.
(Hindawi, 2018-06)The aim of this study was to evaluate the trochlear bone and cartilaginous regeneration of rabbits using the association of PRP, chitosan, and hydroxyapatite. Hole was made in rabbit troches, one hole in each animal ... -
Polymer banknotes: a review of materials, design, and printing
(MDPI, 2023-02-17)Nowadays, more than 45 countries in the world use polymer banknotes in their monetary and banking systems. It is expected that by 2030, another 20 countries will abandon the use of paper banknotes and switch to polymer ... -
Polysaccharides—Naturally Occurring Immune Modulators
(MDPI, 2023-05-19)The prevention of disease and infection requires immune systems that operate effectively. This is accomplished by the elimination of infections and abnormal cells. Immune or biological therapy treats disease by either ... -
Post-process considerations for photopolymer 3D-printed injection moulded insert tooling applications
(MDPI, 2024-04-17)Injection moulding (IM) is a manufacturing technique used to produce intricately detailed plastic components with various surface finishes, enabling the production of high-tolerance functional parts at scale. Conversely, ... -
Prediction of yerba mate caffeine content using near infrared spectroscopy.
(Taylor & Francis, 2019-06-10)There is a commercial and beneficial interest of producing yerba mate leaves into different grades of caffeine. This work uses a handheld and bench near infrared spectroscopy to compare and predict, using partial least ... -
Preparation and characterization of novel poly(vinyl) (alcohol) (PVA) and poly(acrylic acid) (PAA) hydrogels for sensitive hydrogels.
(Sciforum, 2014-05)Stimuli Sensitive hydrogels have enormous potential in various applications. Various environmental variables are found in the body, such as low pH and elevated temperatures. For this reason, either pH-sensitive and/or ... -
Preparation of a novel freeze thawed poly (vinly alcohol) composite hydrogel for drug delivery applications
(Elsevier, 2007-09)Poly(vinyl alcohol) (PVA) is a water-soluble, biocompatible and biodegradable polymer, which has been widely applied in biomedical fields. In this paper, novel physically cross-linked hydrogels composed of PVA and comprising ...