Results 11 to 20 of about 15,988 (210)

Analysis of Stresses And Strains Distribution of Polyethylene Cups in Hip Joint Endoprosthesis at Various Articular Joints and Friction Conditions [PDF]

open access: yesArchives of Metallurgy and Materials, 2021
The article has been devoted to issues connected with the alloplasty and hip joint endoprostheses, that elements are being developed, which is supported by strength, tribological tests on used biomaterials, incl.
K. Mordal, A. Szarek
doaj   +1 more source

Do the particle size, molecular weight, and processing of UHMWPE affect its thermomechanical and tribological performance?

open access: yesJournal of Materials Research and Technology, 2021
UHMWPE has exhibited excellent performance when used as contact surfaces in tribological contacts. Traditionally, only UHMWPE grades, with narrow particle size and molecular weight distribution, have been deemed suitable for such applications.
Hari Shankar Vadivel   +6 more
doaj   +1 more source

Synthesis and Tribological Behavior of Ultra High Molecular Weight Polyethylene (UHMWPE)-Lignin Composites

open access: yesLubricants, 2016
In this paper, we report the synthesis and characterization of ultra-high molecular weight polyethylene (UHMWPE)-lignin composites. During this study four different compositions, namely UHMWPE, UHMWPE-13 wt. % lignin, UHMWPE-25 wt. % lignin and UHMWPE-42.
Surojit Gupta, M. F. Riyad, Yun Ji
doaj   +1 more source

FDM preparation of bio-compatible UHMWPE polymer for artificial implant [PDF]

open access: yes, 2016
Due to its properties of high wear, creep resistance, high stiffness and strength, Ultra-High Molecular Weight Polyethylene (UHMWPE) was developed to eliminate most metallic wear in artificial implant, which conventionally found in stainless steel ...
Ahmad, M.   +3 more
core   +1 more source

Recent Advances of Mechanical Performance and Oxidation Stability in Ultrahigh Molecular Weight Polyethylene for Total Joint Replacement: Highly Crosslinked and α-Tocopherol Doped

open access: yesJournal of Biomechanical Science and Engineering, 2006
Ultrahigh molecular weight polyethylene (UHMWPE) is the popular material of choice for use as a bearing surface in total joint replacement (TJR). Despite an extremely low friction coefficient of UHMWPE to metals with liquid lubrication, however, wear and
Nobuyuki SHIBATA   +2 more
doaj   +1 more source

Porous titanium layer co-immobilized with bone morphogenetic protein-2 and vancomycin for biofunctionalization of ultra high molecular weight polyethylene

open access: yesMaterials & Design, 2023
Ultra high molecular weight polyethylene (UHMWPE), a common material for artificial joint linings, lacks appropriate bioactivity and antibacterial property, which could lead to prosthetic loosening and infections after surgery.
Yue Fang   +7 more
doaj   +1 more source

Effect of process parameters and optimization of CO2 laser cutting of ultra high performance polyethylene [PDF]

open access: yes, 2010
The aim of this work is to relate the cutting edge quality parameters (responses) namely: upper kerf, lower kerf, ratio of the upper kerf to lower kerf and cut edge roughness to the process parameters considered in this research and to find out the ...
A.G. Olabi   +13 more
core   +1 more source

Rheological and mechanical properties of ultrahigh molecular weight polyethylene/high density polyethylene/polyethylene glycol blends

open access: yesAdvanced Industrial and Engineering Polymer Research, 2019
Ultra-high molecular weight polyethylene (UHMWPE) possesses many excellent properties, but poor processability. There are many ways to improve the processability of UHMWPE, but most of which will compromise its other outstanding properties. The effect of
Yingchun Li   +4 more
doaj   +1 more source

Effect of carbon-based antistatic agent on properties of ultra-high molecular weight polyethylene

open access: yesYou-qi chuyun, 2022
Polymer lining material has a bright application prospect to improve the corrosion resistance of metal oil and gas pipelines in service, but its further popularization and application is constrained by the poor antistatic property.
Chen ZHANG, Lingbo LI
doaj   +1 more source

UHMWPE/SBA-15 nanocomposites synthesized by in situ polymerization [PDF]

open access: yes, 2016
Different nanocomposites have been attained by in situ polymerization based on ultra-high molecular weight polyethylene (UHMWPE) and mesoporous SBA-15, this silica being used for immobilization of the FI catalyst bis [N-(3-tert-butylsalicylidene)-2,3,4,
Adewole   +60 more
core   +3 more sources

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