Bioplásticos

Bioplásticos

Paper?based Printed Antenna: Investigation of Process?induced and Climatic?induced Performance Variability
26/05/2023 - Printing technologies have emerged as a viable method for the fabrication of various electronic components, including sensors, actuators, energy harvesters, thin?film transistors and circuits, as...
Improved Chemical Resistance During Use of Fiber-Reinforced Multi-Layer Composite Sheets
27/05/2023 - This paper considers the problem of reliable determination of the volume of cellulose fiber and its active surface to estimate or predict the properties of the paper or cardboard manufactured on...
Influence of thickness on impact resistance of glass fiber woven composite laminates
29/05/2023 - To improve the bioavailability of ethinylestradiol (EE), we prepared diethylenetriamine???cyclodextrin/ethinylestradiol (DETA???CD/EE) complexes, designed and prepared core?shell composite hydrogel...
A novel foaming technique to develop functional open?cell polylactic acid scaffolds for bone tissue engineering
24/05/2023 - AbstractCarboxymethyl cellulose (CMC) was prepared using cellulose extracted from palm fiber (CPF). The effect of ozone pretreatment on the CMC properties degree of substitution (DS) and viscosity...
Effect of the Presence of Lignin from Woodflour on the Compostability of PHA-Based Biocomposites: Disintegration, Biodegradation and Microbial Dynamics
27/05/2023 - Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) has gained attention as a possible substitute for conventional polymers that could be integrated into the organic recycling system. Biocomposites...
Fabrication and Characterization of Magnetic Cellulose–Chitosan–Alginate Composite Hydrogel Bead Bio-Sorbent
29/05/2023 - The implementation of inorganic adsorbents for the removal of heavy metals from industrial effluents generates secondary waste. Therefore, scientists and environmentalists are looking for...
Synergistic Ball Milling–Enzymatic Pretreatment of Brewer’s Spent Grains to Improve Volatile Fatty Acid Production through Thermophilic Anaerobic Fermentation
28/05/2023 - Brewer’s spent grain (BSG) as the major byproduct in the brewing industry is a promising feedstock to produce value-added products such as volatile fatty acids (VFAs). Synergistic ball...
Synthesis of a Fiber-Forming Copolymer of Acrylonitrile in Dimethylsulfoxide
24/05/2023 - The extraction of biologically active compounds from the aerial biomass of nettle was studied. An analysis of the results revealed the efficiency of using nettle leaves to produce various groups...
Preparation of carboxymethyl cellulose (CMC) derived from palm fiber waste: Effect of ozone pretreatment on CMC properties
24/05/2023 - The addition of self?assembled nucleating agents in PLA matrix can effectively improve the crystallization properties of the composites, thus improving the mechanical properties, while changing the...
An interpenetrating polymer networks structure formed by in situ crosslinking of flame retardant for improvement in mechanical properties and flame retardancy of epoxy resins
22/05/2023 - Schematic representation of the possible arrangement within the nanocomposite membrane.AbstractImprovement of membrane properties is an important issue to enhance the efficiency of water permeation...
Determination of the degree of substitution of cellulose esters via ATR?FTIR spectroscopy
23/05/2023 - Cellulose derivatives are promising bio?based polymeric materials with possible applications ranging from thickening agents and stabilizers to optical films. The precise determination of their degree...
Obtaining Bacterial Cellulose through Selected Strains of Acetic Acid Bacteria in Classical and Waste Media
24/05/2023 - Bacterial cellulose (BC) is a natural exopolysaccharide characterized by a high purity, mechanical strength, and the ability to absorb various compounds. Obtaining BC on an industrial scale is...
Effects of a Cellulose Aerogel Template on the Preparation and Adsorption Properties of Coal Gangue-Based Multistage Porous ZSM−5
23/05/2023 - In this study, a ZSM−5/CLCA molecular sieve was prepared by the hydrothermal method using coal gangue as the raw material and cellulose aerogel (CLCA) as the green templating agent,...
Preparation of Monolithic LaFeO3 and Catalytic Oxidation of Toluene
25/05/2023 - Porous LaFeO3 powders were produced by high-temperature calcination of LaFeO3 precursors obtained by hydrothermal treatment of corresponding nitrates in the presence of citric acid. Four LaFeO3...
Synergistic Toughening of Epoxy Composite with Cellulose Nanofiber and Continuous Pineapple Leaf Fiber as Sustainable Reinforcements
23/05/2023 - In this work, the effect of cellulose nanofiber (CNF) on the mechanical properties of long pineapple leaf fiber (PALF)-reinforced epoxy composites was investigated. The content of PALF was fixed at...
Natural Cellulose-Based Multifunctional Nanofibers for the Effective Removal of Particulate Matter and Volatile Organic Compounds
24/05/2023 - Multifunctional nanofibers for particulate matter (PM) and volatile organic compounds (VOCs) removal from the indoor atmospheric environment were manufactured from eco-friendly natural cellulose...
Covalent Crosslinking Cellulose/Graphene Aerogels with High Elasticity and Adsorbability for Heavy Metal Ions Adsorption
24/05/2023 - With the fast development of modern industry, heavy metal contaminant became more severe. How to remove heavy metal ions in water in a green and efficient way is a prominent problem in current...
Silver Nanoparticle-Embedded Conductive Hydrogels for Electrochemical Sensing of Hydroquinone
23/05/2023 - In this work, a conductive hydrogel was successfully synthesized, taking advantage of the high number density of active amino and hydroxyl groups in carboxymethyl chitosan and sodium carboxymethyl...
Multifunctional properties optimization and stimuli?responsivity of shape memory polymeric nanoarchitectures and applications
24/05/2023 - As a result of nanotechnological advancement, parameters inducing flaws in shape memory polymers (SMP), such as weak mechanical properties, low electrical and thermal conductivities, and so on, were...
Synthesis and rheological properties of water soluble ionic copolymers as modifier fluids at high temperature and saline media
15/05/2023 - Schematic diagram of ultrasound?assisted deep eutectic solvent (DES) treatment of cotton straw.AbstractDeep eutectic solvent (DES) is a new type of green solvent that can be used for the separation...