Study on Decomposition of Multialkylated Cyclopentane Oil with Sulfur-Containing Additive on the Nascent Steel Surface

Effect of di-tert-dodecyl disulfide as an additive on decomposition of MAC oil on the nascent surface of bearing steel 52100 was investigated. After the removal of surface contamination layer, active sites were generated, on which tribochemical decomposition of MAC oil occurred. The additive prolong...

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Main Authors: Renguo Lu, Shigeyuki Mori, Hidetaka Nanao, Kimihiro Kobayashi, Ichiro Minami
Format: Article
Language:English
Published: Japanese Society of Tribologists 2007-11-01
Series:Tribology Online
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/trol/2/4/2_4_105/_pdf/-char/en
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author Renguo Lu
Shigeyuki Mori
Hidetaka Nanao
Kimihiro Kobayashi
Ichiro Minami
author_facet Renguo Lu
Shigeyuki Mori
Hidetaka Nanao
Kimihiro Kobayashi
Ichiro Minami
author_sort Renguo Lu
collection DOAJ
description Effect of di-tert-dodecyl disulfide as an additive on decomposition of MAC oil on the nascent surface of bearing steel 52100 was investigated. After the removal of surface contamination layer, active sites were generated, on which tribochemical decomposition of MAC oil occurred. The additive prolonged the induction period of the decomposition. Hydrogen and gaseous hydrocarbons desorbed as tribochemical reaction products. Desorption rate of hydrogen and gaseous hydrocarbons increased proportionally with sliding velocity and linearly with the cube root of load. XPS analysis revealed tribochemical reaction between additive and nascent surface occurred, which induced formation of iron sulfide and decrease of activity of nascent surface. As a result, decomposition of MAC oil decreased correspondingly.
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spelling doaj.art-c92560e57cd54fd6bc85edc0a4c35a892022-12-21T19:31:04ZengJapanese Society of TribologistsTribology Online1881-21982007-11-012410510910.2474/trol.2.105trolStudy on Decomposition of Multialkylated Cyclopentane Oil with Sulfur-Containing Additive on the Nascent Steel SurfaceRenguo Lu0Shigeyuki Mori1Hidetaka Nanao2Kimihiro Kobayashi3Ichiro Minami4Department of Chemical Engineering, Iwate UniversityDepartment of Chemical Engineering, Iwate UniversityDepartment of Chemical Engineering, Iwate UniversityDepartment of Chemical Engineering, Iwate UniversityDepartment of Chemical Engineering, Iwate UniversityEffect of di-tert-dodecyl disulfide as an additive on decomposition of MAC oil on the nascent surface of bearing steel 52100 was investigated. After the removal of surface contamination layer, active sites were generated, on which tribochemical decomposition of MAC oil occurred. The additive prolonged the induction period of the decomposition. Hydrogen and gaseous hydrocarbons desorbed as tribochemical reaction products. Desorption rate of hydrogen and gaseous hydrocarbons increased proportionally with sliding velocity and linearly with the cube root of load. XPS analysis revealed tribochemical reaction between additive and nascent surface occurred, which induced formation of iron sulfide and decrease of activity of nascent surface. As a result, decomposition of MAC oil decreased correspondingly.https://www.jstage.jst.go.jp/article/trol/2/4/2_4_105/_pdf/-char/ennascent surfacetribochemical reactionlubricant decompositionorganic sulfide
spellingShingle Renguo Lu
Shigeyuki Mori
Hidetaka Nanao
Kimihiro Kobayashi
Ichiro Minami
Study on Decomposition of Multialkylated Cyclopentane Oil with Sulfur-Containing Additive on the Nascent Steel Surface
Tribology Online
nascent surface
tribochemical reaction
lubricant decomposition
organic sulfide
title Study on Decomposition of Multialkylated Cyclopentane Oil with Sulfur-Containing Additive on the Nascent Steel Surface
title_full Study on Decomposition of Multialkylated Cyclopentane Oil with Sulfur-Containing Additive on the Nascent Steel Surface
title_fullStr Study on Decomposition of Multialkylated Cyclopentane Oil with Sulfur-Containing Additive on the Nascent Steel Surface
title_full_unstemmed Study on Decomposition of Multialkylated Cyclopentane Oil with Sulfur-Containing Additive on the Nascent Steel Surface
title_short Study on Decomposition of Multialkylated Cyclopentane Oil with Sulfur-Containing Additive on the Nascent Steel Surface
title_sort study on decomposition of multialkylated cyclopentane oil with sulfur containing additive on the nascent steel surface
topic nascent surface
tribochemical reaction
lubricant decomposition
organic sulfide
url https://www.jstage.jst.go.jp/article/trol/2/4/2_4_105/_pdf/-char/en
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AT hidetakananao studyondecompositionofmultialkylatedcyclopentaneoilwithsulfurcontainingadditiveonthenascentsteelsurface
AT kimihirokobayashi studyondecompositionofmultialkylatedcyclopentaneoilwithsulfurcontainingadditiveonthenascentsteelsurface
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