Materiales

Materiales

Orthogonally crosslinked alginate conjugate thermogels with potential for cell encapsulation
- Hydrogels with more than one mode of crosslinking have gained interest due to improved control over hydrogel properties such as mechanical strength using multiple stimuli. In this work, sodium...
CO2 fixation and PCHC depolymerization by dinuclear ??diketiminato zinc complex
05/12/2022 - Production of cyclic carbonates and(or) polycarbonates from the coupling of carbon dioxide (CO2) with epoxides is a practical strategy for CO2 fixation. Chemically recycling of the polycarbonates is...
Interface engineering of Ti3C2 nanosheets for fabricating thermoplastic polyurethane composites with excellent flame-retardant and smoke suppressive properties
- Developing thermoplastic polyurethane (TPU) composites with excellent fire-safe properties is greatly significant to expand the application fields. Two-dimensional MXene has been proven effective...
Compressive strength estimation of continuous carbon fibre/epoxy resin composite by micro-mechanical numerical modelling
01/02/2023 - The axial compressive strength of continuous fibre composites is often the key design parameter used by mechanical engineers. The complex interactions between the fibres and the matrix requires...
Experimental and numerical approach for predicting global buckling load of pressurized unstiffened cylindrical shells using vibration correlation technique
01/02/2023 - A non-destructive method for prediction of the buckling load of a pressurized unstiffened cylinder was studied. Using vibration correlation technique(VCT), it is possible to predict the buckling...
Recyclable nacre-inspired elastomer via dynamic supramolecular nanosheets
08/02/2023 - Artificial nacre-like composites based on well-aligned nanosheets and interlaminated polymers combine various advantages such as toughness, stiffness and solvent/gas barrier, but their difficulty...
High?performance epoxy composites improved by uniformly dispersed and partly thermal reduced graphene oxide sheets
05/12/2022 - AbstractTo study the combustion characteristics and fire hazard of polystyrene building exterior wall thermal insulation materials, the combustion, fire, and pyrolysis characteristics of...
The interaction of loading mode and humidity on the properties degradation of an epoxy adhesive subjected to strength, fracture, and fatigue tests
05/12/2022 - AbstractThe green sustainability of the plastic industry always gives impetus to develop the biobased and biodegradable polymers for substituting chemical products. In this study, aliphatic...
Metallurgical solid waste modified thermoplastic polyurethane composites: The thermal stability and combustion properties
05/12/2022 - AbstractPolymer blending technique is a promising solution for solving some critical industrial problems by gaining new desired properties for the newly formed materials. Blending various ratios of...
Aerospace, Vol. 9, Pages 802: Numerical Study of the Hygrothermal Effects on Low Velocity Impact Induced Indentation and Its Rebound in Composite Laminate
06/12/2022 - Impact indentation is believed to be an effective indication of low-velocity impact (LVI) damage for polymer matrix composites. However, it has been discovered that an indentation can partially...
New Crosslinked Single-Ion Silica-PEO Hybrid Electrolytes
06/12/2022 - New single-ion hybrid electrolytes have been synthetized via an original and simple synthetic approach combining Michael addition, epoxidation, and sol–gel polycondensation. We designed...
Toughening effect of thermoplastic polyurethane elastomer on the properties of fly ash?reinforced polypropylene?based composites
05/12/2022 - In general, particulate reinforcement is known to greatly enhance the polymer composite rigidity at the expense of its ductility. Therefore, careful addition of elastomers can restore the composites...
Erratum: Polyurethane?layered double hydroxide nanocomposite foam: in situ synthesis by reaction injection molding and characterization
05/12/2022 - This review covers the fundamental aspects and perspectives of PET?RAFT polymerization and highlights flow chemistry and surface?initiated polymerization as its two most commonly studied...
UV-curable castor-oil-based multi-crosslinking polymer networks containing dynamic disulfide bonds: High toughness, self-healing, and shape memory properties
- Novel functional dynamic covalent-bonded polymer networks (DCPN) containing dynamic disulfide bonds were prepared from castor oil via a simple process. Firstly, UV-curable castor-oil-based...
Zinc hydroxystannate dripped on magnesium hydroxide flower for enhancing smoke suppression and toxicity reduction properties of epoxy resin
05/12/2022 - In order to reduce the emission of smoke and toxic gases during the combustion of epoxy resin (EP), inspired by the structure of “flowers after rain,” a novel low?cost flame retardant (FMH@ZHS)...
A Biomass?Ligand?Based Ru(III) Complex as a Catalyst for Cycloaddition of CO2 and Epoxides to Cyclic Carbonates and a Study of the Mechanism
04/12/2022 - Aimed on high efficient conversion of greenhouse gas CO2 to cyclic carbonates, an biomass Ru(III) Schiff base complex catalyst (SalRu) was constructed by employing a derivative of Lignin degradation...
Comparative experiments on amine vs. acid anhydride curing agents for epoxy resin required for automotive parts
05/12/2022 - Abstract A high-pressure resin transfer molding injector has a limitation in that it can use only one type of curing agent—an amine or an acid anhydride species—owing to a...
Preparation and Properties of Waterborne Epoxy-Resin-Emulsified Asphalt Modified by Oxidized Extraction Oil
05/12/2022 - Waterborne epoxy-resin-emulsified asphalt (WEREA) has excellent adhesion and can be used as a good waterproofing tack coat; however, there are some problems such as the poor compatibility between the...
Effects of Graphene Morphology on Properties of Carbon Nanotube/Polyurethane Film Strain Sensors
05/12/2022 - The film flexible sensors can convert tiny changes in size or force into electrical signals. They are key components of intelligent devices and wearable devices, and are widely used in human-computer...
Surface Wettability and Coating Performance of Plasma-Treated Wood-Based Composite Panels
05/12/2022 - The effect of dielectric barrier discharge (DBD) plasma treatment was studied on the surface characteristics and coating performance of transparent epoxy resin on the surface of particleboard (PB)...
Electrical Resistivity and Microwave Properties of Carbon Fiber Felt Composites
05/12/2022 - We present studies on the microwave properties, electrical resistivity, and low-frequency (10 Hz–20 kHz) noise characteristics in the temperature range of 78 K to 380 K of composite...