Materiales

Materiales

Behavior and mechanisms of ciprofloxacin adsorption on aged polylactic acid and polyethlene microplastics
23/03/2023 - Microplastics (MPs) and antibiotics are emerging pollutants in aquatic environments. MPs can absorb antibiotics, resulting in compound pollution. Batch adsorption experiments were used to...
Erratum: Chemically bonded PA?PTFE?oil compounds by reactive processing: Chemical, thermal, morphological, and mechanical analysis
22/03/2023 - HDPE, PLA, and PCL coated cotton base fabrics bonded to woven shirting fabrics at different application conditions by a flat?bed fusing press. The importance of bonding temperature, time, and polymer...
Production of PLA/NR blends compatibilized with EE-g-GMA and POE-g-GMA: an investigation of mechanical, thermal, thermomechanical properties and morphology
10/03/2023 - Abstract Poly(lactic acid) (PLA)/natural rubber (NR) blends were compatibilized with elastomeric ethylene grafted with glycidyl methacrylate (EE-g-GMA), and poly(ethylene...
Effect of Titanium Cation Doping on the Performance of In2O3 Thin Film Transistors Grown via Atomic Layer Deposition
12/03/2023 - Indium oxide semiconductors, as one of the channel materials for thin film transistors (TFTs), have been extensively studied. However, the high carrier concentration and excess oxygen defects of...
Optimization and Experimental Investigation of 3D Printed Micro Wind Turbine Blade Made of PLA Material
21/03/2023 - This paper presents the design, development, and optimization of a 3D printed micro horizontal axis wind turbine blade made of PLA material. The objective of the study was to produce 100 watts of...
PCL and DMSO2 Composites for Bio-Scaffold Materials
21/03/2023 - Polycaprolactone (PCL) has been one of the most popular biomaterials in tissue engineering due to its relatively low melting temperature, excellent thermal stability, and cost-effectiveness. However,...
Donnan Dialysis for Recovering Ammonium from Fermentation Solutions Rich in Volatile Fatty Acids
- For the production of polyhydroxyalkanoates (PHA) using nitrogen-rich feedstocks (e.g., protein-rich resources), the typical strategy of restricting cell growth as a means to enhance overall PHA...
Hydrogen Sulphide Sequestration with Metallic Ions in Acidic Media Based on Chitosan/sEPDM/Polypropylene Composites Hollow Fiber Membranes System
- This paper presents the preparation and characterization of composite membranes based on chitosan (Chi), sulfonated ethylene–propylene–diene terpolymer (sEPDM), and...
The Effect of Silica Particle Size on the Mechanical Enhancement of Polymer Nanocomposites
18/03/2023 - In the present work, SiO2micro/nanocomposites based on poly-lactic acid (PLA) and an epoxy resin were prepared and experimentally studied. The silica particles were of varying sizes from the nano to...
The Role of the Interface of PLA with Thermoplastic Starch in the Nonisothermal Crystallization Behavior of PLA in PLA/Thermoplastic Starch/SiO2 Composites
22/03/2023 - Corn starch was plasticized by glycerol suspension in a twin-screw extruder, in which the glycerol suspension was the pre-dispersion mixture of glycerol with nano-SiO2. Polylactide...
Biopolymers Produced by Lactic Acid Bacteria: Characterization and Food Application
20/03/2023 - Plants, animals, bacteria, and food waste are subjects of intensive research, as they are biological sources for the production of biopolymers. The topic links to global challenges related to the...
Fabrication of 3D Printed Polylactic Acid/Polycaprolactone Nanocomposites with Favorable Thermo-Responsive Cyclic Shape Memory Effects, and Crystallization and Mechanical Properties
20/03/2023 - In this work, 3D printed polylactic acid (PLA)/polycaprolactone (PCL) nanocomposites with favorable thermo-responsive cyclic shape memory effects (SMEs) and crystallization and mechanical properties...
Core–Shell Polyvinyl Alcohol (PVA) Base Electrospinning Microfibers for Drug Delivery
21/03/2023 - In this study, electrospun membranes were developed for controlled drug release applications. Both uniaxial Polyvinyl alcohol (PVA) and coaxial fibers with a PVA core and a poly (L-lactic acid)...
Assessment and Optimization of Thermal Stability and Water Absorption of Loading Snail Shell Nanoparticles and Sugarcane Bagasse Cellulose Fibers on Polylactic Acid Bioplastic Films
21/03/2023 - The optimization and modeling of the parameters, the concentration of polylactic acid (PLA), sugarcane bagasse cellulose fibers (SBCF), and snail shell nanoparticles (SSNP), were investigated for the...
Influence of Chitosan and Grape Seed Extract on Thermal and Mechanical Properties of PLA Blends
22/03/2023 - Blends based on polylactic acid (PLA), chitosan, and grape seed extract (GE) were prepared by extrusion and injection molding. The effect of chitosan (5% and 15% on PLA basis) and natural extract (1%...
The Effect of Heat Treatment on a 3D-Printed PLA Polymer’s Mechanical Properties
22/03/2023 - Three-dimensional printing is a useful and common process in additive manufacturing nowadays. The advantage of additive polymer technology is its rapidity and design freedom. Polymer...
Effect of the Simultaneous Addition of Polycaprolactone and Carbon Nanotubes on the Mechanical, Electrical, and Adhesive Properties of Epoxy Resins Cured with Ionic Liquids
23/03/2023 - Electrically-conductive epoxy nanocomposites (NCs) with improved mechanical and adhesive properties were achieved through the combined addition of poly(ε-caprolactone) (PCL) and...
Understanding the packaging colour on consumer perception of plant?based hamburgers: A preliminary study
17/03/2023 - Packaging colour for plant?based hamburgers (PBH) was investigated.Positive attributes related to PBH were provoked using colours on the food packaging.Packages with green, yellow and white colours...
Electrosprayed curcumin?zein@polycaprolactone?mucilage capsules for an improved sustained release
15/03/2023 - Schematic representation of electrosprayed curcumin?zein@polycaprolactone?mucilage capsules.Nanocapsules of curcumin?zein as core and polycaprolactone?mucilage (PCL?MUC) as a shell were effectively...
Nonisothermal crystallization of poly(L?lactic acid) promoted by polyols
17/03/2023 - The inherent weak crystallization capacity has an impact on the processability and serviceability of poly(lactic acid) (PLA) and limits its application. D?mannitol (DM) and xylitol (Xy), acting as a...
Fibrin gel enhanced trilayer structure in cell?cultured constructs
18/03/2023 - Trilayer fibrous polycaprolactone substrates mimicking the circumferential, random, and radial orientations of native leaflets were produced through electrospinning. Cells were seeded onto the...