Physicomechanical properties of polyethylene gel-fibers at various stages of orientation stretch

1993 ◽  
Vol 25 (2) ◽  
pp. 101-105 ◽  
Author(s):  
S. A. Gordeev ◽  
V. G. Alekseev ◽  
V. N. Kaminskii ◽  
B. A. Tsaplin ◽  
V. P. Galitsyn
Author(s):  
V.N. Gadalov ◽  
I.A. Makarova ◽  
A.A. Ivanov ◽  
S.N. Kutepov ◽  
A.V. Filonovich ◽  
...  

The structure and properties of castings obtained using various modifi ers are studied. It is shown that the introduction of multicomponent modifi er containing ultrafi ne powders of titanium carbide, titanium carbonitride leads to decrease in grain, uniform distribution of carbide precipitates and increase in mechanical properties. The critical temperatures of phase transformations in the cast ZhS3DK alloy and its analogue with modifi ers are determined by the differential thermal analysis method. The heat treatment condition of modifi ed cast heattemperature alloys of the ZhS3DK type is corrected.


2020 ◽  
Vol 62 (4) ◽  
pp. 362-367
Author(s):  
I. S. Sirotin ◽  
I. A. Sarychev ◽  
I. V. Terekhov ◽  
M. A. Khaskov ◽  
S. N. Filatov ◽  
...  

2021 ◽  
Vol 6 (2) ◽  
Author(s):  
O. A. Lasode ◽  
H. Abdulganiyu ◽  
A. O. Balogun ◽  
I. O. Ohijeagbon ◽  
A. A. Adeleke ◽  
...  

2017 ◽  
Vol 44 (3) ◽  
pp. 31-34 ◽  
Author(s):  
V.F. Kablov ◽  
A.V. Perfil'ev ◽  
V.P. Shabanova

Methods for activating the surface of rubber crumbs using different physicochemical effects are examined. The properties of industry-produced activated rubber crumbs and the prospects of their use in different polymer compounds are analysed. The influence of the degree and depth of devulcanisation of the surface layer of rubber crumbs on the rheological and physicomechanical properties of rubber composites is shown. Promising directions of modern research in the area of surface activation of rubber crumbs are described. It is shown that the application of microwave energy to activate rubber crumbs directly before the manufacture of articles from them makes it possible to obtain products with improved properties.


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