Advanced materials

 

Advanced materials

Well-dispersed silica nanoparticle-reinforced epoxy vitrimer composites prepared by dynamic crosslinking
29/11/2023 - Abstract Realizing nano-filler well dispersed in epoxy matrix is essential for the fabrication of high-performance epoxy composites. However, the aggregation of untreated...
Poly(ethylene glycol)-Engrafted Graphene Oxide for Gene Delivery and Nucleic Acid Amplification
29/11/2023 - Graphene oxide (GO) is an oxidized form of graphene accommodating various oxygen-containing functional groups such as hydroxyl, epoxy, and carboxyl groups on its surface. GO has been extensively...
Review on recent progress in epoxy?based composite materials for Electromagnetic Interference(EMI) shielding applications
23/11/2023 - Attenuation mechanisms involved in absorption?based EMI shieldingThe densely packed electronic components in electronic devices emit electromagnetic (EM) radiations, and the interaction of the...
A mini?review of ultra?low dielectric constant intrinsic epoxy resins: Mechanism, preparation and application
23/11/2023 - Epoxy resins are widely utilized in electronics, electrical components, and communication equipment for polymer?based wave?transparent composites. However, the dielectric constant (?) and dielectric...
Development and Study of a New Silane Based Polyurethane Hybrid Flexible Adhesive—Part 1: Mechanical Characterization
23/11/2023 - The need for more sustainable adhesive formulations has led to the use of silane-based adhesives in different industrial sectors, such as the automotive industry. In this work, the mechanical...
Preparation of a thermally conductive phase?change coating with good anti?corrosion
22/11/2023 - The effect of temperature change on the morphology and thermal conductivity of phase change coatings and the related anti?corrosion performance.Polyethylene glycol (PEG) is a widely available and...
Recyclable and shape?memory hydantoin epoxy resins based on dynamic ester?exchanged bonds
21/11/2023 - Diagram of shape memory recovery and green recycling process of HMY cured material.The permanent crosslinked network imparts chemical and mechanical stability to crosslinked elastomers, making their...
A versatile strategy to construct surface functionalized pH/redox dual stimuli?responsive nanogels for targeted drug delivery
16/11/2023 - A new type of P/N reactive flame retardant towards epoxy resins with favorable flame retardancy, mechanical reinforcement and optical transparency.AbstractEpoxy resin (EP) has attracted considerable...
Improvement of the flame retardance of epoxy resin composites reinforced with cyclodextrin phosphate melamine salt
16/11/2023 - Schematic diagram of synthesis of cyclodextrin phosphate melamine salt.Epoxy resin is widely applied in civil aircraft, automobile and electronics products because of its good processing, adhesion,...
Bidentate Ligand Driven Intramolecularly Te…O Bonded Organotellurium Cations from Synthesis, Stability to Catalysis
15/11/2023 - A new series of unsymmetrical phenyl tellurides derived from 2?N?(quinolin?8?yl) benzamide ligand has been synthesized in a practical manner by the copper?catalyzed method by using diaryl ditelluride...
Optimizing Cement Asphalt Mortar Mixtures for Bridge Expansion Joints in Tropical Climates: Performance and Durability Assessment
09/11/2023 - In this study, the suitability of various Cement Asphalt Mortar (CAM) mixtures for bridge expansion joint applications in tropical climates was quantitatively assessed. A comprehensive analysis...
The Design, Synthesis, and Characterization of Epoxy Vitrimers with Enhanced Glass Transition Temperatures
07/11/2023 - A series of epoxy vitrimers (EVs) with enhanced glass transition temperatures (Tgs) were synthesized by curing epoxy resin E51 with different ratios of phthalic anhydride and sebacic acid as curing...
Crack sealers for the preservation of concrete bridge decks: a synthesis of a national survey and literature review
07/11/2023 - Crack sealers are crucial for preserving concrete bridge decks and extending their service life. This paper presents a comprehensive national survey in the U.S., gathering responses from a total...
An icephobic coating for aircraft anti-icing system
05/11/2023 - Abstract Aircraft icing is a fairly common phenomenon, which may occur during take-off, landing and flight of the aircraft. In order to ensure flight safety, it is necessary to...
A new parameter to describe crippling strength: Experimental and theoretical investigations for post?buckling behaviors of the composite structures
02/11/2023 - The Effect of EGY Number on Crippling Strength for CompositesThe post?buckling strength, which is simply called as crippling, is investigated for laminated composite structures in this study. L...
Interfacial Bond Properties of Underwater Concrete Coated with Bisphenol A Epoxy Resins
01/11/2023 - This study investigated changes in the interfacial properties of epoxy-coated concrete exposed to various conditions, regarding the epoxy type, coating equipment, and exposure environment and period....
A Study on a New Type of High-Performance Resin-Coated Sand for Petroleum Fracturing Proppants
27/10/2023 - This study investigates a new type of high-performance coated sand as a petroleum fracturing proppant material. Modified quartz sand was coated with a layer of low-density resin to reduce the overall...
Enhancing curing, mechanical and electrical properties of epoxidized natural rubber nanocomposites with graphene and carbon nanotubes hybrid fillers
24/10/2023 - Abstract The effect of incorporating a combination of hybrid carbon fillers, graphene (GP), and carbon nanotubes (CNT) into epoxidized natural rubber with 25 mol% epoxidations...
Modification of Electrochemical Exfoliation of Graphene Oxide with Dopamine and Tannic to Enhance Anticorrosion Performance of Epoxy Coatings
22/10/2023 - Graphene oxide (EGO) was prepared via an electrochemical exfoliation method and modified with dopamine and tannic acid, and it was then incorporated into epoxy resins to enhance their barrier,...
Surface-Modified Electrospun Glass Nanofibers from Silane Treatment and Their Use for High-Performance Epoxy-Based Nanocomposite Materials
23/10/2023 - As a new and promising reinforcing filler, electrospun glass nanofibers (EGNFs) have attracted attention in the field of polymer composite materials. However, the reinforcing effectiveness of...
Flame retardancy and mechanical properties of epoxy resin with the phytic acid?derived flame retardant
14/10/2023 - Schematic diagram of reaction mechanism and comparison of mechanical properties.AbstractIn this article, Styrene butadiene rubber/poly?p?phenylene terephthamide (SBR/PPTA) nanocomposite was...