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Extremely High Wear of Steel Surfaces in Polyorganosiloxane Mixtures Containing 10 wt % Hydrocarbon Oils
Journal of Friction and Wear ( IF 0.7 ) Pub Date : 2023-08-14 , DOI: 10.3103/s1068366623020071
G. F. Pavelko

Abstract

The effect of 2,2,6,6-tetramethylpiperidine (TMP), para-cumylphenol (PCP), 2,6-di-tert-butyl-4-methylphenol (DTBMP), dicumyl peroxide (DCP), 2,2,6,6-tetramethylpiperidine-1-oxyl (TMPO), dodecantiol (DdSH), dibutyl disulfide (Bu2S2), didodecyl disulfide (Dd2S2), and molecular oxygen on the wear index (Wi) of purified Vaseline oil (PVO), hexadecane (HD), polyethylsiloxane (PES-5), and a mixture of PES-5 containing 10 wt % PVO or HD was studied for the first time. The reason for the extremely high wear of steel surfaces in a solution of PES-5 containing 10 wt % of hydrocarbon lubricants, consists in the antagonism of polyorganosiloxanes with hydrocarbon lubricants and in the lack of molecular oxygen necessary for the formation of a servovite film. The prospect of studying mixtures of polyorganosiloxanes and hydrocarbons is to find a mixture that would have synergism in the anti-wear area. Studies of additives and gaseous media can also be promising. The results of the study of mixtures of polyorganosiloxanes containing about 10% by weight of hydrogen lubricants can be effectively used to reduce the wear of steel surfaces operating in an oxygen atmosphere.



中文翻译:

含有 10 wt% 烃油的聚有机硅氧烷混合物中钢表面的极高磨损

摘要

2,2,6,6-四甲基哌啶(TMP)、枯基苯酚(PCP)、2,6-二叔丁基-4-甲基苯酚(DTBMP)、过氧化二枯基(DCP)、2,2、 6,6-四甲基哌啶-1-氧基 (TMPO)、十二烷醇 (DdSH)、二丁基二硫化物 (Bu 2 S 2 )、二十二烷基二硫化物 (Dd 2 S 2 ) 和分子氧对磨损指数 ( W i首次研究了纯化凡士林油 (PVO)、十六烷 (HD)、聚乙基硅氧烷 (PES-5) 以及含有 10 wt% PVO 或 HD 的 PES-5 混合物的混合物。在含有 10 wt% 烃类润滑剂的 ​​PES-5 溶液中,钢表面磨损极高的原因在于聚有机硅氧烷与烃类润滑剂的拮抗作用以及缺乏形成伺服云母膜所需的分子氧。研究聚有机硅氧烷和碳氢化合物的混合物的前景是找到一种在抗磨损领域具有协同作用的混合物。对添加剂和气体介质的研究也很有希望。

更新日期:2023-08-15
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