Advanced materials

 

Advanced materials

A Comprehensive Review of Ultrahigh Molecular Weight Polyethylene Fibers for Applications Based on Their Different Preparation Techniques
19/09/2023 - Ultrahigh molecular weight polyethylene (UHMWPE) fiber is widely recognized for its exceptional properties, including high strength?to?weight ratio, toughness, and chemical resistance, making it a...
Polymer Composites with Carbon Fillers Based on Coal Pitch and Petroleum Pitch Cokes: Structure, Electrical, Thermal, and Mechanical Properties
08/03/2024 - The effect of particle size and oxidation degree of new carbon microfillers, based on coal pitch (CP) and petroleum pitch (PET) cokes, on the structure as well as thermal, mechanical, and electrical...
Plastically deformable polyethylene with excellent transparency and stress whitening resistance properties fabricated by constructing massive chain entanglement
09/11/2023 - Stress whitening is one of the most prominent macroscopic defects for polyethylene (PE), which greatly affects the appearance and quality of its commodity. In order to eliminate the stress whitening...
Numerical Study on Internal and External Flow Fields of the UHMWPE Cage
27/09/2023 - Ultra-high molecular weight polyethylene (UHMWPE) is a new kind of fishing gear material applied in deep-sea fishing cages, which is becoming a trend. Studies on the internal and external flow fields...
Research progress on the oxidation behavior mechanism and the design of antioxidant methods of artificial polymer acetabular cup
25/07/2023 - The antioxidant mechanism of VE and the oxidation index of UHMWPE after adding VE.Ultra?high molecular weight polyethylene (UHMWPE) was once the most widely used clinical hip prosthesis?bearing...
Investigation of the Friction Properties of a New Artificial Imitation Cartilage Material: PHEMA/Glycerol Gel
28/05/2023 - The absence of artificial articular cartilage could cause the failure of artificial joints due to excessive material wear. There has been limited research on alternative materials for articular...
Anti-Ballistic Performance of PPTA/UHMWPE Laminates
12/05/2023 - Poly(p-phenylene terephthalamide) (PPTA) and ultra-high-molecular-weight polyethylene (UHMWPE) are high-performance polymer materials largely used for body armor applications. Although composite...
Development and Studying of the Technology for Thermal Spraying of Coatings Made from Ultra-High-Molecular-Weight Polyethylene
30/03/2023 - UHMWPE is resistant to acids, alkalis and radiation. Its combination of unique properties makes this material attractive for obtaining multifunctional coatings. However, in practice, obtaining...
Ultra-High-Molecular-Weight Polyethylene in Hip and Knee Arthroplasties
07/03/2023 - Ultra-high-molecular-weight polyethylene (UHMWPE) wear and particle-induced osteolysis contribute to the failure of total hip arthroplasty (THA) and total knee arthroplasty (TKA). Highly crosslinked...
European Database of Explanted UHMWPE Liners from Total Joint Replacements: Correlations among Polymer Modifications, Structure, Oxidation, Mechanical Properties and Lifetime In Vivo
21/01/2023 - This contribution lays the foundation for the European database of explanted UHMWPE liners from total joint replacements. Three EU countries (Czech Republic, Italy and Spain) have joined their...
Current State-of-the-Art in Membrane Formation from Ultra-High Molecular Weight Polyethylene
- One of the materials that attracts attention as a potential material for membrane formation is ultrahigh molecular weight polyethylene (UHMWPE). One potential material for membrane formation is...
Numerical Investigation of the Elastic Properties of Polypropylene/Ultra High Molecular Weight Polyethylene Fiber inside a Composite Material Based on Its Aspect Ratio and Volume Fraction
10/11/2022 - In this study, the characteristics of a composite material composed of polypropylene (PP) and ultrahigh molecular weight polyethylene (UHMWPE) are investigated. The elastic properties of the...
Catalytic degradation of methyl orange using beta cyclodextrin modified polyvinylidene fluoride mixed matrix membranes imbedded with in?situ generated palladium nanoparticles
02/11/2022 - AbstractIn this work, blended composites with ultra?high molecular weight polyethylene (UHMWPE) as matrix polymer, ??zirconium phosphate (??ZrP) as filler, and sodium polyacrylate (PAANa) as...
Delamination behaviour and surface morphology of wholly thermoplastic composites using different ultra-high molecular weight thermoplastic fabrics with pristine and toughened Elium resin under Mode I loading
- Current research investigates the manufacturing and bonding characteristics of wholly thermoplastic composites with thermoplastic fibres and acrylic Elium® resin and toughened Elium®IM with 10%...
New Titanium(IV)-Alkoxide Complexes Bearing Bidentate OO Ligand with the Camphyl Linker as Catalysts for High-Temperature Ethylene Polymerization and Ethylene/1-Octene Copolymerization
04/11/2022 - In order to increase the thermal stability of olefin polymerization precatalysts, new titanium(IV) complexes with diolate ligands differing in the degree of steric hindrances were synthesized from...
Molecular dynamics simulation of ??ZrP/UHMWPE blend composites containing compatibilizer and its tribological behavior under seawater lubrication
02/11/2022 - This review highlights the fouling behavior in the membrane system in terms of concentration polarization, membrane fouling (organic, inorganic and biofouling), foulant interactions, remedial...
Three-dimensional thermal expansion of neat and irradiated (U)HMWPE materials at elevated temperatures
01/01/2023 - The thermal expansion of polymeric parts can be an issue in many applications where the available space is limited, or exact dimensions of the part are required. For this study, a device was...
Flow field?assisted shaping of LLDPE/low?entanglement UHMWPE blends with enhanced mechanical property and thermal conductivity
13/10/2022 - Linear low?density polyethylene (LLDPE) is reinforced with low?entanglement ultra?high molecular weight polyethylene (UHMWPE) and formed using different melt processing methods. The results show that...
Development and Characterization of LLDPE Blends with Different UHMWPE Concentrations Obtained by Hot Pressing
06/09/2022 - To modify its characteristics, expand its applicability, and, in some cases, its processability, new blends using ultra-high-molecular-weight polyethylene (UHMWPE) have been developed. In this study,...
Advancements in MXene‐Polymer Nanocomposites in Energy Storage and Biomedical Applications
22/08/2022 - MXenes are 2D ceramic materials, especially carbides, nitrides, and carbonitrides derived from their parent ‘MAX’ phases by the etching out of...
Structural evolution of UHMWPE gel fibers as high degree plasticized system during stretching: An in-situ wide and small angle X-ray scattering study
22/08/2022 - Ultra-high molecular weight polyethylene (UHMWPE) gel fibers filled with high content of plasticization deformed at room temperature were characterized by using in-situ wide-angle X-ray...