Materiales avanzados

 

Materiales avanzados

Preparation and tribological properties of self?lubricating epoxy resin composites with oil?containing carbon?based nanocapsules
30/11/2023 - Oil?containing nanocapsules were prepared and used to solve the challenges arising from the low mechanical properties and high coefficient of friction (CoF) of epoxy resin (EP). The shell of the...
TA Modified PAN/PU Nanofiber Membrane with Excellent Strength for Oil/Water Separation
04/12/2023 - Efficient and stable treatment of oily wastewater has garnered significant attention from society. Nanofiber membranes, prepared by electrostatic spinning technology, offer advantages such as high...
Comparative study on the tribological properties of poly(arylene ether nitrile)/polytetrafluoroethylene composites: The influence of filler size and testing conditions
01/12/2023 - Two new bio?benzoxazine monomers containing imide or amide group have been synthesized, which suggests the possiblity for obtaining high?performance thermosets from renwable resources.AbstractTwo...
The influence of polycaprolactone content on the surface properties of polyurethane networks
02/12/2023 - Pro?oxidants promote biodegradation and disintegration.AbstractBiodegradable polymers are gaining momentum to resolve the globally acknowledged plastic waste problem. Understanding, characterizing,...
Reprocessing polyurethane foam using dynamic covalent chemistry in extrusion
29/11/2023 - Preparation of coaxial electrostatic spun nanofibers for oil/water separation.AbstractCoaxial electrostatic spinning (co?electrostatic spinning) technology has greatly expanded the versatility of the...
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...
Preparation and Characterization of High-Performance Composite Coatings Compatible with Near-Infrared Low Reflectivity and Low Infrared Emissivity
30/11/2023 - Polyurethane (PU)/Al-graphene composite coating with low infrared emissivity, a low near-infrared reflectivity of 1.06 μm, and satisfactory mechanical properties was prepared by using Al...
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...
Metal and Metal Oxide Nanoparticle Incorporation in Polyurethane Foams: A Solution for Future Antimicrobial Materials?
29/11/2023 - With the technological developments witnessed in recent decades, nanotechnology and nanomaterials have found uses in several common applications and products we encounter daily. On the other hand,...
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...
Vat photopolymerization printing of strong tear?resistance and stretchable polyurethane elastomer for highly sensitive strain sensors
23/11/2023 - Conductive photosensitive polyurethane composite and PSL strain sensor.Herein, a polyurethane elastomer reinforced with SiO2 nanoparticles modified with 3?(trimethoxysilyl) methacrylate was proposed,...
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...
Polyurethane Adhesives for Wood Based on a Simple Mixture of Castor Oil and Crude Glycerin
21/11/2023 - Developing a new type of polyurethane is essential because conventional options often exhibit shortcomings in terms of environmental sustainability, cost-effectiveness, and performance in specialized...
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...
Understanding the Interactions between Soft Segments in Polyurethanes: Structural Synergies in Blends of Polyester and Polycarbonate Diol Polyols
22/11/2023 - There are no previous studies on the interactions between polyols of different nature as a model for understanding the interactions between soft segments in PUs. In this study, different blends of...
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,...
New Insights into the Dissolution Kinetics of Alite Powder and the Effects of Organic Toughening Materials
20/11/2023 - Alite dissolution plays a crucial role in cement hydration. However, quantitative investigations into alite powder dissolution are limited, especially regarding the influence of chemical admixtures....
Material extrusion additive manufacturing of dual material composite thermoset silicone components
17/11/2023 - Material extrusion additive manufacturing and characterization.Additive manufacturing (AM) is a disruptive manufacturing process that gives designers freedom to create highly complex shapes through...