Bioplásticos

 

Bioplásticos

Humic acid–coated paper: An affordable mixed-mode weak-cation exchanger for isolating cocaine, codeine, and methadone from saliva samples for their direct infusion mass spectrometric analysis
- The use of natural materials as precursors for synthesizing sorptive phases can reduce the environmental impact of the sample preparation step. In this article, two natural materials, i.e.,...
Novel Antarctic Endo-Polygalacturonase for Pectin Extraction and Vegetal Tissue Maceration at Mild Temperatures
- Abstract The aim of the present work was to partially purify and characterize an Antarctic polygalacturonase and to determine the enzymeâ??s potential in pectin extraction and...
Design of Bionanomaterial of Chitosan Carbohydrate Polymer Composited with Broccoli Extract and Zinc Oxide Nanoparticles: Anticancer Activity in Human Osteosarcoma
- Abstract In the current research, a chitosan/broccoli extract/ZnO nanoparticle (CH/BE/ZnO) bionanocomposite was created. The physicochemical properties of CH/BE/ZnO...
Continuous glass fiber?reinforced polycaprolactone composite produced in a conventional fused filament fabrication equipment: Process modeling and parameters adjustment
01/10/2024 - Composite materials were produced using PLA reinforced with LCNF dispersed in PEG. Tensile strength and Young's modulus increased by 26% and 102% in composite with 2.5% (w/w) of LCNFp. The...
Exploring the fabrication of temperature-regulated spray-bonded cotton using eutectic dual-network phase transition microspheres
16/09/2024 - Abstract To achieve effective temperature-regulated modification of spray-bonded cotton for superior thermal management capabilities, a dual-network phase transition...
Facile preparation of TPU/PCL/carbon nanotubes double-percolation conductive nanocomposite and evaluation of the application as flexible sensors for rapid and selective response in volatile organic compounds
23/09/2024 - Abstract Severe environmental pollution resulting from improper emissions of volatile organic gases (VOCs) has posed significant menaces to human health, ecosystem security, and...
Influence of microstructure and tribology properties on deep-dipping coating method of sappanwood (SW)/ polyvinyl alcohol (PVA)/ Polyethylene (PE)/ Aluminium nitride (AlN) natural fiber nanocomposite materials
28/09/2024 - Abstract The natural fiber nanocomposite materials employed in this study, which included sappanwood (SW), polyvinyl alcohol (PVA), polyethylene (PE), aluminum nitride (AlN),...
Deep eutectic solvent and poly (vinyl alcohol) based eutectogels: Characterization and properties
28/09/2024 - Abstract In this work, deep eutectic polymer blend Choline chloride with polyvinyl alcohol (PVA) and eutectogel based on PVA and deep eutectic solvent (DES) (Choline...
Conjugated electrospinning toward a polycaprolactone scaffold simultaneously containing micro-/nano- fibers for potential biomedical application
30/09/2024 - Abstract The use of electrospun nanofibers to create a supportive scaffold for cell growth and tissue development has attracted intensive interest in the field of tissue...
Enhancing foamability and flame?retardancy of polylactic acid bead foams through inter?beads bulk polymerization and continuous phase dispersion of LDHs
01/10/2024 - Poly (lactic acid) (PLA) bead foam has a promising application because of its renewable and naturally degradable nature. However, its processing is greatly limited by inherent shortcomings such as...
The affinity of cellulose nanoparticle toward hydrogel based on chitosan/tragacanth for radiation protection: Study of pulmonary damages on rats
01/10/2024 - In order to overcome the harmful effects of radiation exposure on lung tissue in radiation therapy, a complete comparative analysis was performed between the injectable pure hydrogel and a novel...
Preparation, properties, and antibacterial application of dialdehyde carboxymethyl cross?linked sesbania gum
01/10/2024 - Suitably modified sesbania gum as a biodegradable functional biomaterials was very attractive in many applications. Therefore, a combination of cross?linking, carboxymethylation, and oxidation was...
Synergism of lithium acetate salt toward surface chemistry and physical properties of carboxymethyl chitosan?based solid polymer electrolyte
28/09/2024 - Solid polymer electrolyte (SPE) nowadays becomes the key enablers in building structural framework of better electrolytes for all?solid?sate lithium?ion batteries (ASS LIBs). A main question remains...
High?strength antifreezing flexible conductive polyvinyl alcohol hydrogel sensors co?reinforced with silk porous mesh fabric and silk nanofibers
10/09/2024 - Hydrogel?based flexible strain sensors have an enormous potential for applications in wearable electronics, but currently, realizing excellent mechanical properties and electrical conductivity of...
Effects of graphene oxide and silane?grafted graphene oxide on chitosan packaging nanocomposite films for bread preservation
09/09/2024 - This study aims to investigate the dual effects of (3?aminopropyl)triethoxysilane (APTES)?grafted?GO (A?g?GO), and titanium dioxide (TiO2) on the novel chitosan (CS) packaging nanocomposite films...
New porous adsorbents based on natural polymers for treatment of motor oil contaminated wastewaters
08/09/2024 - This study aims to develop efficient adsorptive materials for retaining used 5w40 motor oil using xanthan (XG), xanthan esterified with acrylic acid (XGAC), Lignoboost lignin (LB), and LB esterified...
Investigation of synergistic effects of polyols and cellulose?based reinforcements on kappa?carrageenan films
03/09/2024 - This study investigates the synergistic effects of the incorporation of various plasticizers and reinforcing agents on the characteristics of ??carrageenan (kC) film. Different plasticizers,...
Superhydrophilic?underwater superoleophobic polyvinyl alcohol membranes for oily water treatment
02/09/2024 - Polyvinyl alcohol (PVA) and potato starch?based porous hydrogels have been fabricated and studied for their wettability. The starting material was crosslinked by glutaraldehyde performed via...