Results 31 to 40 of about 943,466 (348)

Lubrication of DLC Coatings with Two Tris(pentafluoroethyl)trifluorophosphate Anion-Based Ionic Liquids [PDF]

open access: yes, 2013
The lubrication of a Cr-DLC coating with ethyl-dimethyl-2-methoxyethylammonium tris(pentafluoroethyl)trifluoropho-sphate [(NEMM)MOE][FAP] and 1-butyl-1-methylpyrro-lidinium tris(pentafluoroethyl)trifluorophosphate [BMP] [FAP] ionic liquids (ILs) as 1 wt%
A. Fernández-González   +5 more
core   +1 more source

About Synergistic Effect of Lubricant and Chemical Additives on Obtaining Quality Surface of Concrete Products

open access: yesНаука и техника, 2019
The paper substantiates scientific background for development of lubricant compositions used in moulds for concrete products with high-quality surface. It has been shown that consideration of interaction between air bubbles, lubricant and liquid phase of
P. I. Yukhnevskiy, N. P. Dimitriadi
doaj   +1 more source

Ionic Liquid Additives in Water-Based Lubricants for Bearing Steel – Effect of Electrical Conductivity and pH on Surface Chemistry, Friction and Wear

open access: yesFrontiers in Mechanical Engineering, 2022
Water-based lubricants have the potential to become the largest environmentally friendly lubricants in applications such as electric vehicles and the newly emerging green technologies of the future due to their inherent low viscosity and cooling ...
W. Wijanarko   +3 more
doaj   +1 more source

Quantitative structure-properties relationship, molecular dynamic simulations and designs of some novel lubricant additives

open access: yesEgyptian Journal of Petroleum, 2019
Quantitative structure-properties relationship (QSPR) method was used to design some novel antioxidant lubricant additives, while molecular dynamics simulations were used to calculate their dynamic binding energies on steel and to hydrogen-containing DLC
Usman Abdulfatai   +3 more
doaj   +1 more source

Recycling of waste engine oils using a new washing agent [PDF]

open access: yes, 2013
This paper addresses recycling of waste engine oils treated using acetic acid. A recycling process was developed which eventually led to comparable results with some of the conventional methods.
Hamawand, Ihsan   +2 more
core   +5 more sources

Quantitative Structure-Properties Relationship of Lubricating Oil Additives and Molecular Dynamic Simulations Studies of Diamond-Like-Carbon (DLC) [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2020
Quantitative Structure-Properties Relationship (QSPR) and molecular dynamics simulations studies were carried out on the 53 lubricating oil additives and hydrogen-containing DLC (a-C: H).
Usman Abdulfatai   +3 more
doaj   +1 more source

Research Progress of Nano Copper Lubricant Additives on Engineering Tribology

open access: yesMetals, 2021
Nanoparticles have as characteristics super sliding, extreme pressure, self-healing, etc., which can improve the friction reduction and anti-wear performance of sliding components, when used as lubricating oil additives. Nano-copper particles have a good
Junde Guo   +5 more
semanticscholar   +1 more source

Nano and micro structures produced from carbon rich fly ash as effective lubricant additives for 150SN base oil

open access: yesJournal of Materials Research and Technology, 2019
Lubricant oils in cars engines are essential components for reducing friction and fuel consumption. The lubrication process can be improved by including effective additives.
Numan Salah   +4 more
doaj   +1 more source

Molecular design of antioxidant lubricating oil additives via QSPR and analysis dynamic simulation method

open access: yesHeliyon, 2019
Alternatives antioxidant lubricant additives have been proposed by many researchers to replace long-time use of multifunctional lubricant additive, Zinc-dialkyl-dithiophosphate (ZDDP).
Usman Abdulfatai   +3 more
doaj   +1 more source

On the mechanism of ZDDP antiwear film formation [PDF]

open access: yes, 2016
Zinc dialkyldithiophosphate additives are used to control wear and inhibit oxidation in almost all engine oils as well as many other types of lubricant. They limit wear primarily by forming a thick, protective, phosphate glass-based tribofilm on rubbing ...
Spikes, HA, Zhang, J
core   +1 more source

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