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100 _a20160419a2015 k y0engy50 ba
101 0 _aeng
102 _aRU
135 _adrcn ---uucaa
181 0 _ai
182 0 _ab
200 1 _aMechanical and tribological characteristics of nano- and microcomposites with UHMWPE–PTFE polymer–polymer matrix
_fS. V. Panin [et al.]
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: p. 507-508 (11 tit.)]
330 _aIn order to develop antifriction materials produced by extrusion, the mechanical and tribological characteristics of nanoand microcomposites with a hybrid ultrahigh molecular weight polyethylene (UHMWPE)–polytetrafluoroethylene (PTFE) matrix have been studied under the conditions of dry friction, boundary lubrication, and abrasive wear. Under the conditions of dry sliding friction, using the UHMWPE + 10 wt % PTFE matrix reduces the wear rate of the nanoand microcomposites by 10–30%; the mechanical characteristics of the microcomposites decrease substantially, while those of the nanocomposites diminish only slightly. Under boundary lubrication with distilled water, a similar effect of the size of the fillers on the wear resistance of the composites is observed. During abrasive wear, the wear resistance of the microcomposites significantly exceeds that of the UHMWPE + 10 wt % PTFE matrix, while the introduction of the nanosized fillers into the matrix changes its wear resistance only slightly. The supramolecular structure, the degree of crystallinity, and the topography of the worn surfaces of the developed materials are studied using scanning electron microscopy, differential scanning calorimetry, and light microscopy, as well as the mechanisms of the wear of these materials under the conditions of dry sliding friction and abrasive wear are discussed.
333 _aРежим доступа: по договору с организацией-держателем ресурса
461 _tJournal of Friction and Wear
_oScientific Journal
463 _tVol. 36, iss. 6
_v[P. 502-508]
_d2015
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _aкомпозиты
610 1 _aизносостойкость
610 1 _aкоэффициент трения
701 1 _aPanin
_bS. V.
_cspecialist in the field of material science
_cProfessor of Tomsk Polytechnic University, Doctor of technical sciences
_f1971-
_gSergey Viktorovich
_2stltpush
_3(RuTPU)RU\TPU\pers\32910
701 1 _aKornienko
_bL. A.
_gLyudmila Aleksandrovna
701 0 _aNguen Suan Tuk
_cvietnamese physicist
_cAssistant of the Department of Tomsk Polytechnic University
_f1986-
_2stltpush
_3(RuTPU)RU\TPU\pers\34798
701 1 _aIvanova
_bL. R.
_gLarisa Ryurikovna
701 1 _aShilko
_bS. V.
_gSergey Viktorovich
701 1 _aPleskachevsky
_bYu. M.
_gYury Mikhaylovich
701 1 _aVatjyanatepin
_bN.
_gNapat
712 0 2 _aНациональный исследовательский Томский политехнический университет (ТПУ)
_bИнститут физики высоких технологий (ИФВТ)
_bКафедра материаловедения в машиностроении (ММС)
_h74
_2stltpush
_3(RuTPU)RU\TPU\col\18688
801 2 _aRU
_b63413507
_c20160419
_gRCR
856 4 _uhttp://dx.doi.org/10.3103/S1068366615060124
942 _cCF