Bioplásticos
Bioplásticos
Biochemical characterization of an acid?thermostable glucoamylase from Aspergillus japonicus with potential application in the paper bio?deinking
21/09/2023 -
Aspergillus species have been highlighted in enzyme production looking for industrial applications, notably, amylases are one of the most interesting enzymes. They are capable of hydrolyzing...
Extraction of rare earth elements from monazite leach liquor using functionalized chitosan sorbents derived from shrimp waste
25/09/2023 -
With the growing need for high-purity rare-earth elements (REEs), the separation of these REEs has received much attention recently. The objective of this research is to produce chitosan from...
Synthesis and characterization of biodegradable and photocrosslinkable multi?block poly(ether?ester): Molecular?weight and component of the polyethylene glycol segment dependence
24/09/2023 -
AbstractDue to similar processing and mechanical properties, poly(butylene adipate?co?terephthalate) (PBAT) is expected to be a fully?biodegradable alternative to low?density polyethylene (LDPE)...
Tin sulfide supported on cellulose nanocrystals-derived carbon as a green and effective catalyst for CO2 electroreduction to formate
23/09/2023 -
Abstract This work reports a whole green two-step approach for the synthesis of novel catalysts for efficient CO2 conversion. A conductive carbon support was firstly obtained via...
Rhodanine?chitosan hydrogel as a novel antioxidant for acrylonitrile?butadiene rubber composites
22/09/2023 -
Preparation, curing and physico?mechanical properties of rhodanine?chitosan composites.Rhodanine?chitosan (RC) hydrogel is examined as a novel antioxidant for acrylonitrile?butadiene rubber (NBR)...
Effects of Starch Molecular Structure and Physicochemical Properties on Eating Quality of Indica Rice with Similar Apparent Amylose and Protein Contents
22/09/2023 -
It is important to clarify the effects of starch fine structure and protein components on the eating quality of indica rice. In this study, seven indica rice varieties with similar apparent amylose...
Effects of Continuous and Cycled Annealing on the Physicochemical Properties and Digestibility of Water Caltrop Starch
25/09/2023 -
The effects of treatment time of continuous annealing (ANN) and cycle numbers of cycled ANN on the structural, physicochemical, and digestive properties of water caltrop starch were studied under 70%...
Engineering of Multifunctional Nanocomposite Membranes for Wastewater Treatment: Oil/Water Separation and Dye Degradation
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Multifunctional membrane technology has gained tremendous attention in wastewater treatment, including oil/water separation and photocatalytic activity. In the present study, a multifunctional...
Latest Advancements in the Development of High-Performance Lignin- and Tannin-Based Non-Isocyanate Polyurethane Adhesive for Wood Composites
23/09/2023 -
The depletion of natural resources and increasing environmental apprehension regarding the reduction of harmful isocyanates employed in manufacturing polyurethanes (PUs) have generated significant...
Babassu Coconut Fibers: Investigation of Chemical and Surface Properties (Attalea speciosa.)
23/09/2023 -
To complement previous results, an analysis of the chemical and morphological properties of babassu fibers (Attalea speciosa Mart. ex Spreng.) was conducted in order to evaluate their potential as...
The Effect of Chitosan on Physicochemical Properties of Whey Protein Isolate Scaffolds for Tissue Engineering Applications
23/09/2023 -
New scaffolds, based on whey protein isolate (WPI) and chitosan (CS), have been proposed and investigated as possible materials for use in osteochondral tissue repair. Two types of WPI-based...
Chitosan-Based Nanogels Designed for Betanin-Rich Beetroot Extract Transport: Physicochemical and Biological Aspects
25/09/2023 -
Nanotechnology has emerged as a possible solution to improve phytochemicals’ limitations. The objective of the present study was to encapsulate beetroot extract (BR Ext) within a...
Pyrolysis Enzymolysis-Treated Pomelo Peel: Porous Carbon Materials with Fe−Nx Sites for High-Performance Supercapacitor and Efficient Oxygen Reduction Applications
25/09/2023 -
This paper proposes a different strategy for deriving carbon materials from biomass, abandoning traditional strong corrosive activators and using a top−down approach with a mild green...
Nanoscale hydroxyapatite/chitosan polymer coatings: Synthesis and characterization
21/09/2023 -
The effect of pulsed electrodeposition method parameters on optimum coating of nanohydroxyapatite/chitosan composite.The present work involves the coating synthesis of nano?hydroxyapatite/chitosan...
Tuning the microstructure of polyurethane foam using nanocellulose for improved thermal insulation properties through an efficient dispersion methodology
21/09/2023 -
Enhanced dispersion of cellulose nanocrystals (CNCs) in polyol can be achieved by 'solvent?free' methodology through agitator bead mill (ABM). The use of CNC polyol dispersion via ABM resulted in...
Improving electrolyte performance: Nanocomposite solid polymer electrolyte films with cobalt oxide nanoparticles
23/09/2023 -
This study investigates the structural, thermal, and electrical properties of nanocomposite solid polymer electrolyte films with incorporated cobalt oxide nanoparticles. FTIR analysis confirms...
Preparation and characterization of deacetylated cellulose acetate/thermoplastic polyurethane nanofiber membranes modified with graphene oxide for methylene blue and Cr (VI) adsorption
21/09/2023 -
Nanofibers for absorbing methylene blue (MB) and Cr (VI).Deacetylated cellulose acetate/thermoplastic polyurethane@graphene oxide (DA/TPU@GO) nanofibrous membranes were prepared through the...
Polyvinyl alcohol composite gel membrane modified by natural polysaccharide and waterborne polyurethane
21/09/2023 -
A new gel material consisting of a viscous liquid is prepared, which can be coated on the surface of an object to form a transparent gel film by the evaporation of the solvent. Using SA and CMC?Na as...
Precise size?controllable generation of alginate encapsulated menthol microcapsules by active flow?focusing microfluidic technology
21/09/2023 -
The encapsulation of menthol by polymer particles is an attempt to decrease its volatilization loss during the drying process when used in tobacco, cosmetics, and food applications. To generate...
Systemic therapeutic investigation of transplanting nucleus pulposus-derived mesenchymal stem cells embedded on Gefitinib-chitosan/collagen blended injectable hydrogels to the intervertebral disc regeneration treatment using a rat model
20/09/2023 -
Abstract The stem cell-based therapeutic approaches for intervertebral disc regeneration are thought to have promising attention in the treatment of degenerative disc disease,...
Effect of Planting Density on the Nutritional Quality of Grain in Representative High-Yielding Maize Varieties from Different Eras
19/09/2023 -
Maize is essential in ensuring food security in China as a primary food and feed crop. One of the main ways to increase yield in maize production systems is to increase planting density as...
