Materiales
Materiales
Effects on the Thermo-Mechanical and Interfacial Performance of Newly Developed PI-Sized Carbon Fiber–Polyether Ether Ketone Composites: Experiments and Molecular Dynamics Simulations
25/03/2023 -
In this study, polyether ether ketone (PEEK) composites reinforced with newly developed water-dispersible polyimide (PI)-sized carbon fibers (CFs) were developed to enhance the effects of the...
Fatigue of short carbon fiber reinforced PEEK under compression: Influence of the load ratio and predictions from heat buildup measurements
22/03/2023 -
Few works investigate the fatigue of short fiber reinforced thermoplastics under cyclic compression. Furthermore, the heat buildup approach to quickly predict the fatigue lifetime of these materials...
Reduced graphene oxide catalytically enhances the rate of cyanate ester curing under variable frequency microwave heating
21/03/2023 -
This work overcomes the segmental motion problem in the amorphous region of polyetheretherketone (PEEK) through crosslinked networks, significantly suppressing the dielectric loss and improving high...
The Effects of Different Molding Orientations, Highly Accelerated Aging, and Water Absorption on the Flexural Strength of Polyether Ether Ketone (PEEK) Fabricated by Fused Deposition Modeling
23/03/2023 -
Rising prices are currently a problem in the world. In particular, the abnormal increases in the price of metals, which are often used in dental prosthetics, have increased the burden of dental costs...
Wear resistant PEEK composites with great mechanical properties and high thermal conductivity synergized with carbon fibers and h?BN nanosheets
21/03/2023 -
It is well known that carbon fiber (CF) reinforced PEEK (polyether?ether?ketone) (defined as “PEEK/CF”) composites have excellent properties and have been widely used in diverse fields....
Off-Axis Tension Behaviour of Unidirectional PEEK/AS4 Thermoplastic Composites
09/03/2023 -
An experimental method for non-standard off-axis tension tests of unidirectional composites is developed. A new oblique end-tab is designed to eliminate stress concentration and in-plane bending...
Effects of Electron Beam Irradiation on Mechanical and Tribological Properties of PEEK
07/03/2023 -
In this work, the mechanical and tribological characteristics of polyetheretherketone (PEEK) sheets were enhanced by electron beam irradiation. PEEK sheets irradiated at a speed of 0.8 m/min with a...
Effect of Polymer Ether Ketone Fibers on the Tribological Properties of Resin-Based Friction Materials
03/03/2023 -
Resin-based friction materials (RBFM) are widely used in the fields of automobiles, agriculture machinery and engineering machinery, and they are vital for safe and stable operation. In this paper,...
Ultrasonic Welding of PEEK Plates with CF Fabric Reinforcement—The Optimization of the Process by Neural Network Simulation
06/03/2023 -
The optimal mode for ultrasonic welding (USW) of the “PEEK–ED (PEEK)–prepreg (PEI impregnated CF fabric)–ED...
Correlation between Friction and Wear in Cylindrical Anchorages Simulated with Wear Machine and Analyzed with Scanning Probe and Electron Microscope
28/02/2023 -
This paper presents the possibilities of applying atomic force microscopy (AFM) techniques to the study of the wear of prosthetic biomaterials. In the conducted research, a zirconium oxide sphere was...
Characterizing Pure Polymers under High Speed Compression for the Micromechanical Prediction of Unidirectional Composites
02/03/2023 -
The nonlinear behaviour of fibre-reinforced polymer composites (FRPC) in transverse loading is mainly induced by the constituent polymer matrix. The thermoset and thermoplastic matrices are typically...
Effect of thermal oxygen aging on the crystallization and insulation properties of polyether ether ketone
16/02/2023 -
We report a crystalline imidazole derivative [MMIm]PF6?reinforced soy protein isolate adhesive for use as a high strength antibacterial bio?based adhesive.AbstractTraditional formaldehyde resin...
Quantitative Measurement of Morphological Characteristics of PTFE Composite Transfer Films Based on Computer Graphics
17/02/2023 -
In this paper, the tribological properties of polytetrafluoroethylene (PTFE) composites filled with Nano-ZrO2 and polyetheretherketone (PEEK) particles were tested for sliding friction against a...
Design, Analysis, and 3D Printing of a Patient-Specific Polyetheretherketone Implant for the Reconstruction of Zygomatic Deformities
10/02/2023 -
The reconstruction of craniomaxillofacial deformities, especially zygomatic bone repair, can be exigent due to the complex anatomical structure and the sensitivity of the crucial organs involved. The...
Study on Adhesion Properties and Process Parameters of Electroless Deposited Ni-P Alloy for PEEK and Its Modified Materials
08/02/2023 -
Polyetheretherketone (PEEK) and its fiber-reinforced materials are thermoplastic polymer materials with broad application prospects. Depositing Ni-P alloy on them can improve their poor conductivity...
Effect of Surface Modification of PEEK Artificial Phalanx by 3D Printing on its Biological Activity
09/02/2023 -
Objective: Polyetheretherketone (PEEK) is widely used as an orthopedic implant material owing to its good biocompatibility and mechanical strength; however, PEEK implants are biologically inert,...
Near-Surface Nanomechanics of Medical-Grade PEEK Measured by Atomic Force Microscopy
31/01/2023 -
Detecting subtle changes of surface stiffness at spatial scales and forces relevant to biological processes is crucial for the characterization of biopolymer systems in view of chemical and/or...
Two-Step Preparation of CCF/PEEK Wrapped Yarn for 3D Printing Composites with Enhanced Mechanical Properties
30/01/2023 -
Continuous fiber reinforced thermoplastic composites (CFTPCs) have shown advantages such as high strength, long life, corrosion resistance, and green recyclability. Three-dimensional printing of...
Synthesis of polystyrene derivative?silica hybrids via in situ thiol?ene reaction in the sol–gel process
25/01/2023 -
AbstractThe incorporation of multiwalled carbon nanotubes (MWCNT) into polyetheretherketone (PEEK) composites has emerged as a promising strategy for enhancing the thermomechanical characteristics of...
Effect of Printing Parameters on Mechanical Performance of Material-Extrusion 3D-Printed PEEK Specimens at the Point-of-Care
17/01/2023 -
Additive manufacturing (AM) of polyetheretherketone (PEEK) biomaterials using the material-extrusion (MEX) method has been studied for years. Because of the challenging manufacturing process,...
Nanocomposite Membranes for PEM-FCs: Effect of LDH Introduction on the Physic-Chemical Performance of Various Polymer Matrices
18/01/2023 -
This is a comparative study to clarify the effect of the introduction of layered double hydroxide (LDH) into various polymer matrices. One perfluorosulfonic acid polymer, i.e., Nafion, and two...
