Browsing Articles - PRISM: Polymer, Recycling, Industrial, Sustainability and Manufacturing Institute by Title
Now showing items 86-105 of 169
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Liquid-based 4D printing of shape memory nanocomposites: a review
(MDPI, 2023-01-31)Significant advances have been made in recent years in the materials development of liquidbased 4D printing. Nevertheless, employing additive materials such as nanoparticles for enhancing printability and shape memory ... -
Lower critical solution temperature tuning and swelling behaviours of NVCL-based hydrogels for potential 4DF printing applications.
(MDPI, 2022-08-02)The phase transitions of poly (N-vinyl caprolactam) (PNVCL) hydrogels are currently under investigation as possible materials for biomedical applications thanks to their thermosensitive properties. This study aims to use ... -
Macro and micro routes to high performance bioplastics: bioplastic biodegradability and mechanical and barrier properties
(MDPI, 2021-06-30): On a score sheet for plastics, bioplastics have a medium score for combined mechanical performance and a high score for biodegradability with respect to counterpart petroleum-based plastics. Analysis quickly confirms ... -
Mass customization of polylactic acid (PLA) parts via a hybrid manufacturing process
(MDPI, 2022-12-10)Mass customization is the development of items tailored to specific customers, but produced at low unit cost in high-volume. In this context, hybrid manufacturing (HM) combines fused deposition modeling (FDM) and injection ... -
Mass-customization of oral tablets via the combination of 3D printing and injection molding.
(Elsevier, 2019-10-05)The new frontier of medicine is the personalization of treatment to match a patient’s individual needs. Fused-filament fabrication (FFF) offers a platform for the personalization of drug dosage forms, but one of its chief ... -
Material considerations for fused-filament fabrication of solid dosage forms.
(MDPI, 2018-04)Material choice is a fundamental consideration when it comes to designing a solid dosage form. The matrix material will ultimately determine the rate of drug release since the physical properties (solubility, viscosity, ... -
Material considerations for fused-filament fabrication of solid dosage forms.
(MDPI, 2018-04-02)Material choice is a fundamental consideration when it comes to designing a solid dosage form. The matrix material will ultimately determine the rate of drug release since the physical properties (solubility, viscosity, ... -
Matrix and reservoir-type multipurpose vaginal rings for controlled release of dapivirine and levonorgestrel
(Elsevier, 2016-09-10)A matrix-type silicone elastomer vaginal ring providing 28-day continuous release of dapivirine (DPV) a lead candidate human immunodeficiency virus type 1 (HIV-1) microbicide compound has recently demonstrated moderate ... -
Mechanical properties of anodic titanium films containing ions of Ca and P submitted to heat and hydrothermal treatment.
(Elsevier, 2016-12)Anodic oxidation is a technique widely used to improve the bioactivity of Ti surface. In this study, micro-arc oxidation (MAO) was used to obtain an anodic film incorporating Ca and P ions to evaluate the effect of heat ... -
Micro-injection mouding of PEO/PCL blend-based matrices for extended oral delivery of Fenbendazole
(MDPI, 2023-03-10)Fenbendazole (FBZ) is a broad-spectrum anthelmintic administered orally to ruminants; nevertheless, its poor water solubility has been the main limitation to reaching satisfactory and sustained levels at the site of the ... -
Micro-injection moulding of poly(vinylpyrrolidone-vinyl acetate) binary and ternary amorphous solid dispersions.
(MDPI, 2019-05)Micro-injection moulding (µIM) was used for the production of enteric tablets of plasticised and unplasticised solid dispersions of poly(vinylpyrrolidone-vinyl acetate) (PVPVA), and the effect of the mechanical and thermal ... -
Microfibrillated cellulose films containing chitosan and tannic acid for wound healing applications
(Springer, 2021-06-12)The effectiveness of tannic acid as antimicrobial and wound healing for burns have been shown for a century; however, uncontrolled target dosage may result in undesirable side-effects. Remarkably, tannic acid polyphenols ... -
Modification of hyaluronic acid to enable click chemistry photo-crosslinking of hydrogels with tailorable degradation profiles
(Elsevier, 2023-06-15)Hyaluronic acid (HA) is a naturally occurring mucopolysaccharide that, due to its inherent bioactivity and extracellular matrix-like structure, has the potential to be utilised extensively in tissue engineering. However, ... -
Modulation of the lower critical solution temperature of thermoresponsive poly(N-vinylcaptrolactam) utlizing hydrophilic and hydrophobic monomers
(MDPI, 2023-03-23)Four-dimensional printing is primarily based on the concept of 3D printing technology. However, it requires additional stimulus and stimulus-responsive materials. Poly-N-vinylcaprolactam is a temperature-sensitive polymer. ... -
Monitoring in vitro extracellular matrix protein conformations in the presence of biomimetic bone-regeneration scaffolds using functionalized gold-edge-triangular silver nanoparticles
(MDPI, 2022-12-23): In the cellular environment, high noise levels, such as fluctuations in biochemical reactions, protein variability, molecular diffusion, cell-to-cell contact, and pH, can both mediate and interfere with cellular ... -
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 ...