ultra molecular weight polyethylene
Silver Nanoparticles Modification of Ultra High Molecular Weight Polyethylene in Non-Aqueous Medium
... A series of experiments for obtaining modified with silver nanoparticles ultra-high molecular weight polyethylene (UHMWPE) is done. Optimal precursors are silver trifluoroacetate, silver ...
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Ultra High Molecular Weight Polyethylene/Graphene Oxide Nanocomposites: Thermal, Mechanical and Wettability Characterisation
... UHMWPE/GO nanocomposites (up to 0.5 wt%) showed little change in the degree of crystallinity due to the addition of GO. A more notable effect on the degree of crystallinity of nanocomposites has been previously reported. ...
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Paulus, Alexander (2012): Separation und Analyse von Polyethylen-Partikeln unterschiedlicher fixed-bearing Knieprothesendesigns aus dem Kniesimulator. Dissertation, LMU München: Medizinische Fakultät
... In der Tribologie, der Lehre von Reibungs-, Schmierungs- und Verschleißvorgängen, spielen im Bereich der Kniegelenksendoprothetik mehrere Komponenten eine entscheidende Rolle. Zum einen sollen Materialien mit einem ...
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Comparison of pre-bent titanium mesh versus polyethylene implants in patient specific orbital reconstructions
... was ultra-high molecular weight polyethylene (UHMW-PE) commonly used in medicine [17-19] especially as acetabulum replacement in total hip ...
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Generation of a large volume of clinically relevant nanometre-sized ultra-high-molecular-weight polyethylene wear particles for cell culture studies.
... The size and volume concentration of particles have been shown to be the most important determinants in cell responses to UHMWPE particles, 21 while other factors such as molecular weight, composition, ...
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Ultra High Molecular Weight Polyethylene Tape Applied for Distal Humeral Condyle Fracture around Total Elbow Arthroplasty in Patients with Rheumatoid Arthritis: Report of Two Cases
... an ultra-high molecular weight polyethylene (UHMWPE) tape for the treatment of distal humerus fracture in 2 patients with rheumatic elbow ...
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Surface modification of vascular endothelial growth factor-loaded silk fibroin to improve biological performance of ultra-high-molecular-weight polyethylene via promoting angiogenesis
... Abstract: Ultra-high-molecular-weight polyethylene (UHMWPE) has been applied in orthopedics, as the materials of joint prosthesis, artificial ligaments, and sutures due to its advantages such ...
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Extended Chain Crystals of Ultra High Molecular Weight Polyethylene Fiber Prepared by Melt Spinning
... Ultra-high molecular weight polyethylene (UHMWPE) fiber is the next highly oriented fiber with extended-chain structure after Kevlar, UHMWPE fibers have excellent resistance to UV radiation, ...
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Can a combination of poly(ethylene glycol) and dense phase carbon dioxide improve processing of polylactide? A high pressure rheology investigation
... Standard rheology has been used extensively to investigate various characteristics of polymer blends such as phase transitions and morphologies of immiscible polymers.[21] Other studies have explored viscoelasticity and ...
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Influence of third-body particles originating from bone void fillers on the wear of ultra-high-molecular-weight polyethylene
... of ultra-high-molecular-weight polyethylene is ...of ultra-high-molecular-weight polyethylene were carried out in a six-station multi-axial pin on plate ...
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Preparation of Ultra High Molecular Weight Polyethylene Using Ziegler-Natta Catalyst System: Optimization of Parameters by Response Surface Methodology
... preparing ultra high molecular weight polyethylene ...average molecular weight were selected as the objective ...and molecular weight were developed in terms of the ...
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Processability and thermal properties of ultra high molecular weight polyethylene/polypropylene blends
... was 397.7 o C, 83.9°C higher than PP. This result indicates that the UHMWPE is more thermally stable than PP due to extremely high molecular weight of UHMWPE (Ahmad et al., 2013). Actually, the values of ...
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Study of the Mechanical Properties of Ultra-High Molecular Weight Polyethylene Fiber Rope
... From the strength retention of Figure 7, it can be seen that the rope does not decrease its breaking strength by loading for 20%-70% of the fracture strength, after repeated for 1000 cycles of sinusoidal fatigue testing. ...
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Effect of Irradiation Treatment on Compressive Properties of Ultra High Molecular Weight Polyethylene
... generated. Reactions between the free radicals promote C–C and ester crosslinking and produce three-dimensional struc- tures in which molecular chains are restrained and difficult to deform. As a result, the ...
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Preparation, characterization, and in vitro osteoblast functions of a nano-hydroxyapatite/polyetheretherketone biocomposite as orthopedic implant material
... and ultra-high-molecular-weight polyethylene, it was found that the nHA/PEEK composite could promote the functions of MC3T3-E1 cells, including cell attachment, spreading, proliferation, ...
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Mechanical properties of hybrid carbon fiber reinforced polyethylene and epoxy composites
... of ultra-high molecular weight polyethylene powder is considered a good additive percentage to the epoxy in terms of tensile strength in this ...other polyethylene powder additive ...
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A Comprehensive Combined Experimental and Computational Framework for Pre-clinical Wear Simulation of Total Knee Replacements
... linked ultra-high molecular weight polyethylene (UHMWPE) bearing material were independently measured from experimental studies under realistic test conditions, similar to the loading ...
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Design with Ultra Strong Polyethylene Fibers
... Ultra strong polyethylene fibers can be made by gel-spinning of Ultra High Molecular Weight Polyethylene (UHMWPE). Such fibers exhibit extraordinary properties. They show very ...
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The Study of Influence of Silica and Polyethilene Glycols Organic Inorganic Compounds on Free Radical Processes in Vitro
... PEG powder revealed its antioxidant activity, which was developed by decreasing of peroxidation processes inten- sity in Samples 3 and 5 (Table 3). We found increasing of tg α (plus 15%, p = 0.0510) and decreasing of ...
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Ageing Property of Product Extracted From Hydropyrolytic Depolymerization of LDPE, LLDPE, MDPE and HDPE Type of Polyethylene
... aged polyethylene mix indicate that scission prevails over cross ...of polyethylene mix and there concentration such as LDPE, LLDPE, MDPE and HDPE plates prepared from oven aged ...other polyethylene ...
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