Development of polymer composite materials based on ultra-high molecular weight polyethylene with the high stability of characteristics under the conditions of sharply continental climate

2014 ◽  
Vol 1040 ◽  
pp. 124-129 ◽  
Author(s):  
O.V. Kovalevskaia ◽  
Y.I. Gordeev ◽  
Arthur K. Abkaryan

The paper presents the results of experimental investigation of formation microstructure and properties of ultra high molecular weight polyethylene (UHMW-PE), modified by ceramics А12О3 particles by different particle size and method of obtaining.


2021 ◽  
Vol 1060 (1) ◽  
pp. 012012
Author(s):  
A A Okhlopkova ◽  
S N Danilova ◽  
A A Dyakonov ◽  
A P Vasilev ◽  
A N Ivanov ◽  
...  

2019 ◽  
Vol 945 ◽  
pp. 374-378
Author(s):  
O.V. Gogoleva

In connection with the huge range of ultra-high molecular weight polyethylene (UHMWPE) grades, the choice of a particular brand is a difficult task. Rational choice of the polymer matrix is a necessary condition for the increase in reliability and service life of products, and consequently, for the efficiency of using these composite materials. The given article presents the results of tests on stress-strain properties of GUR-2122, 4113, 4120, 4130, 4150, 4170 and GHR-8020 ultra-high molecular weight polyethylene grades. GUR-4150 UHMWPE is chosen as the polymer matrix on the base of the test results. It is shown that the friction coefficient of the polymer composite material is reduced even with the modification of UHMWPE with nanodispersed thermally expanded graphite (TEG) in amount of 0.001-0.5 mass%. It is established that the rate of mass wear decreases by 3-4.3 while maintaining the stress-strain properties of the composites at the level of the initial UHMWPE. Polymer composite materials with an improved set of performance indicators are developed.


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