ANTIFRICTION COMPOSITES IN ACTIVE AQUATIC ENVIRONMENTS

The experimental results of the antifriction polymer composite coating strength in the active aquatic environments with pH index varied in the range of 1.68…12.45 are presented. The coating strength is defined by the adhesion strength of the zone ‘coating-host substrate’. The interlaminate strength...

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Main Author: Ilya Borisovich Vlasenko
Format: Article
Language:Russian
Published: Don State Technical University 2013-12-01
Series:Advanced Engineering Research
Subjects:
Online Access:https://www.vestnik-donstu.ru/jour/article/view/442
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author Ilya Borisovich Vlasenko
author_facet Ilya Borisovich Vlasenko
author_sort Ilya Borisovich Vlasenko
collection DOAJ
description The experimental results of the antifriction polymer composite coating strength in the active aquatic environments with pH index varied in the range of 1.68…12.45 are presented. The coating strength is defined by the adhesion strength of the zone ‘coating-host substrate’. The interlaminate strength at the bending angle of 180 degrees is chosen as a criterion of the adhesion strength. Adequate regression models which allow calculating the coating adhesion strength value and estimating its retained strength percentage are obtained. The study on the polymer coating creep strain contribution to the working clearance forming in the tribocoupling is resulted. The obtained results show the significant increase of the composite coating stiffness at the relatively light loads applied that is caused by the capillary condensation of the aquatic environments in the micropores, and by their further diffusion into the composite layer. All the obtained data give a good indication of the antifriction coating properties degradation in the acid and alkaline aquatic solutions, as well as of the probable the antifriction coating life-time reducing.
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spelling doaj.art-c136cb82bb6742bf970ce03d7bbf4e292023-03-13T07:31:24ZrusDon State Technical UniversityAdvanced Engineering Research2687-16532013-12-01137-8586410.12737/2021435ANTIFRICTION COMPOSITES IN ACTIVE AQUATIC ENVIRONMENTSIlya Borisovich Vlasenko0Донской государственный технический университет.The experimental results of the antifriction polymer composite coating strength in the active aquatic environments with pH index varied in the range of 1.68…12.45 are presented. The coating strength is defined by the adhesion strength of the zone ‘coating-host substrate’. The interlaminate strength at the bending angle of 180 degrees is chosen as a criterion of the adhesion strength. Adequate regression models which allow calculating the coating adhesion strength value and estimating its retained strength percentage are obtained. The study on the polymer coating creep strain contribution to the working clearance forming in the tribocoupling is resulted. The obtained results show the significant increase of the composite coating stiffness at the relatively light loads applied that is caused by the capillary condensation of the aquatic environments in the micropores, and by their further diffusion into the composite layer. All the obtained data give a good indication of the antifriction coating properties degradation in the acid and alkaline aquatic solutions, as well as of the probable the antifriction coating life-time reducing.https://www.vestnik-donstu.ru/jour/article/view/442антифрикционный полимерный композиткислые и щелочные водные растворыадгезионная прочностьползучесть.
spellingShingle Ilya Borisovich Vlasenko
ANTIFRICTION COMPOSITES IN ACTIVE AQUATIC ENVIRONMENTS
Advanced Engineering Research
антифрикционный полимерный композит
кислые и щелочные водные растворы
адгезионная прочность
ползучесть.
title ANTIFRICTION COMPOSITES IN ACTIVE AQUATIC ENVIRONMENTS
title_full ANTIFRICTION COMPOSITES IN ACTIVE AQUATIC ENVIRONMENTS
title_fullStr ANTIFRICTION COMPOSITES IN ACTIVE AQUATIC ENVIRONMENTS
title_full_unstemmed ANTIFRICTION COMPOSITES IN ACTIVE AQUATIC ENVIRONMENTS
title_short ANTIFRICTION COMPOSITES IN ACTIVE AQUATIC ENVIRONMENTS
title_sort antifriction composites in active aquatic environments
topic антифрикционный полимерный композит
кислые и щелочные водные растворы
адгезионная прочность
ползучесть.
url https://www.vestnik-donstu.ru/jour/article/view/442
work_keys_str_mv AT ilyaborisovichvlasenko antifrictioncompositesinactiveaquaticenvironments