Materiales avanzados

 

Materiales avanzados

Process Cascade for the Production of Green Polymers from CO2 and Electric Energy
09/04/2024 - A novel process cascade is introduced that combines the advantages of electrochemical CO2 conversion as CCU approach with the unrivaled synthetic potential of industrial biotechnology: CO2 is...
Impact of Prolonged Sitting Interruption on Blood Glucose, Insulin and Triacylglycerol in Adults: A Systematic Review and Meta-Analysis
10/04/2024 - Background: Physical activity (PA) and/or exercise improves postprandial cardiometabolic risk markers; however, the optimal exercise intensity, frequency, and dose remain unclear. We aimed to (1)...
Three-Dimensional Cross-Linking Network Coating for the Flame Retardant of Bio-Based Polyamide 56 Fabric by Weak Bonds
10/04/2024 - Weak bonds usually make macromolecules stronger; therefore, they are often used to enhance the mechanical strength of polymers. Not enough studies have been reported on the use of weak bonds in flame...
Recycled PET/PA6 Fibers from Waste Textile with Improved Hydrophilicity by In-Situ Reaction-Induced Capacity Enhancement
11/04/2024 - Due to the increasing amounts of textile waste, textile to textile recycling is of prime concern. Polyethylene terephthalate (PET) represents the most extensively used type of chemical fiber. Its...
A Lightweight Deep Learning Semantic Segmentation Model for Optical-Image-Based Post-Harvest Fruit Ripeness Analysis of Sugar Apples (Annona squamosa)
08/04/2024 - The sugar apple (Annona squamosa) is valued for its taste, nutritional richness, and versatility, making it suitable for fresh consumption and medicinal use with significant commercial potential....
Advanced Linguistic Complex T-Spherical Fuzzy Dombi-Weighted Power-Partitioned Heronian Mean Operator and Its Application for Emergency Information Quality Assessment
07/04/2024 - Against the background of a major change in the world unseen in a century, emergencies with high complexity and uncertainty have had serious impacts on economic security and sustainable social...
Cement Mortars Based on Polyamide Waste Modified with Fly Ash from Biomass Combustion—A New Material for Sustainable Construction
08/04/2024 - The article presents an analysis of the possibility of using the waste of polyamide 6 modified with fly ash (in the amount of 5, 10 and 15%) from the burning of wood–palm kernel shells...
Mechanistic Insights into the Effects of Ureas and Monomers on the Ring-Opening Alternating Copolymerization of Epoxides and Anhydrides Catalyzed by Organic Base/Urea
03/04/2024 - Aliphatic polyester is an important polyester material with good biocompatibility and degradability, which can be synthesized through ring-opening alternating copolymerization (ROAC) of epoxides and...
A low pollution surface pretreatment of PC?ABS under acidic conditions
21/03/2024 - Applicability evaluation of various methods for determining monomer conversion rate of PA6 products prepared by anionic polymerization.AbstractAnionic ring opening polymerization of ??caprolactam...
Playing with Low Amounts of Expanded Graphite for Melt-Processed Polyamide and Copolyester Nanocomposites to Achieve Control of Mechanical, Tribological, Thermal and Dielectric Properties
29/03/2024 - Polyamide 11 (PA11) and copolyester (TPC-E) were compounded through melt extrusion with low levels (below 10%) of expanded graphite (EG), aiming at the manufacturing of a thermally and electrically...
Embracing Sustainability: The World of Bio-Based Polymers in a Mini Review
30/03/2024 - The proliferation of polymer science and technology in recent decades has been remarkable, with synthetic polymers derived predominantly from petroleum-based sources dominating the market. However,...
Multi-Scenario Variable-State Robust Fusion Algorithm for Ranging Analysis Framework
23/03/2024 - Integrating modern information technology with traditional agriculture has made agricultural machinery navigation essential in PA (precision agriculture). However, agricultural equipment faces...
Multifunctional flexible strain sensor based on three?dimensional core?shell structures of silver nanoparticles/natural rubber
15/03/2024 - SA/PA Mn+ aerogels with high flame retardancy were successfully prepared.SA/PA Mn+ aerogels have excellent thermal insulation and good mechanical properties.Hydrophobic modification of SA/PA Mn+...
The Ageing of μPlasma-Modified Polymers: The Role of Hydrophilicity
19/03/2024 - Thermoplastic polymers exhibit relatively limited surface energies and this results in poor adhesion when bonded to other materials. Plasma surface modification offers the potential to overcome this...
New perspectives on poly(lauryllactam) PA12: Optimization of process parameters for AROP of ??lauryllactam
16/03/2024 - Activated carbon nanofibers (ACnFs) were produced from PAN and PAN/Cell electrospun nanofibers, in which the PAN fraction was obtained from acrylic textile wastes. Resulting ACnFs were microporous...
Surface Durability of 3D-Printed Polymer Gears
17/03/2024 - This paper proposes a series of experimental determinations carried out with the aim of generating new conclusions regarding the ability of 3D-printed gears to be integrated into mechanisms without...
Effect of Deposition Working Power on Physical Properties of RF-Sputtered CdTe Thin Films for Photovoltaic Applications
18/03/2024 - The main objective of this study was to determine the variation in the properties of cadmium telluride (CdTe) thin films deposited on a p-type Si substrate by the radio frequency magnetron sputtering...
Nylon 66 short fiber reinforcement in EPDM power transmission belting: A path to enhanced mechanical performance
18/03/2024 - Schematic flowchart for nylon short fiber reinforced V?belt rubber composite.V?belts are commonly used to transmit power between two distant pulleys. Therefore, a strong reinforcement for dimensional...
Fabrication of high?performance acrylate grouting materials from tailor made magnesium acrylate solutions
09/03/2024 - Preparation of Cu (II) and Co (II) containing Linoleic poly(ester amide) as New Anticorrosive and Antimicrobial Binders for Industrial Applications.AbstractThis article focused on the preparation of...
A detailed study on static and dynamic mechanical properties of graphene oxide reinforced polyamide-6 composites
11/03/2024 - Abstract The excellent mechanical strength along with oxygen containing functional groups at their surfaces of graphene oxide (GO) sheets ensure very good mechanical...
3D printing of high solid Al2O3 ceramics based on green and renewable photosensitive resin with low viscosity and low shrinkage
07/03/2024 - A low?viscosity bio?based carbamate acrylate was synthesized by the reaction of pentamethylene diisocyanate derived from pentanediamine with a low molecular weight acrylate hydroxyl ester. The...