Results 11 to 20 of about 1,690 (174)

Characteristics Biolubricant Enriched with Nanoparticle Additives: a Review [PDF]

open access: yesJournal of Mechanical Engineering Science and Technology, 2020
The engine movement mechanism is a system composed of machine elements that contact or rub against each other between these surfaces. Surfaces that rub against each other will cause a friction force that causes wear on the surface, so it requires energy ...
Zhahra Hanif Sholiha, Gaguk Jatisukamto
doaj   +3 more sources

TOPSIS Multi-Criteria Decision Modeling Approach for Biolubricant Selection for Two-Stroke Petrol Engines [PDF]

open access: yesEnergies, 2015
Exhaust pollutants from two-stroke petrol engines are a problem for the environment. Biolubricants are a new generation of renewable and eco-friendly vegetable-based lubricants, which have attracted a lot of attention in recent years.
Masoud Dehghani Soufi   +4 more
doaj   +5 more sources

Characterization and Biolubricant Performance of Marinobacter alanticus Lipid Extract. [PDF]

open access: yesBiotechnol J
Graphical Abstract and Lay Summary M. atlanticus was cultivated, lipids were extracted, and materials characterization and tribology testing was performed to evaluate the bacterium as a biolubcricant source. ABSTRACT Renewable and sustainable materials to replace petroleum‐based lubricants are increasingly sought in tribology and energy applications ...
McGhee EO   +6 more
europepmc   +2 more sources

Influence of Molecular Structure on the Physicochemical and Tribological Properties of Biolubricants: A Review

open access: yesLubricants, 2023
The increase in the price of crude oil, the environmental impact, or the depletion of fossil resources has increased the need for bio-based alternatives.
Claudia Sanjurjo   +3 more
doaj   +1 more source

Immunosuppressive Cytokine-Tethered Hydrogel for Treating Rheumatoid Arthritis. [PDF]

open access: yesAdv Healthc Mater
An injectable hydrogel is developed by chemically tethering IL‐4, an immunosuppressive cytokine, to a hyaluronic acid‐based backbone. The hydrogel reduces joint friction and exerts immunomodulatory effects. In a rheumatoid arthritis (RA) mouse model, it reduced inflammation, preserved cartilage, and promoted anti‐inflammatory immune responses.
Back W, Jeong M, Le HT, Park JH.
europepmc   +2 more sources

The Economic and Environmental Significance of Sustainable Lubricants

open access: yesLubricants, 2021
Many industrial processes are dependent on the proper application of modern tribological knowledge for the purposes of maintaining equipment integrity and minimizing total energy losses.
Raj Shah, Mathias Woydt, Stanley Zhang
doaj   +1 more source

Friction and wear response of vegetable oils and their blends with mineral engine oil in a reciprocating sliding contact at severe contact conditions [PDF]

open access: yes, 2018
Although many studies investigating the tribological performance of pure vegetable oils have been conducted, a better understanding of vegetable oil tribological performance at extreme conditions is still needed. Similarly, little work has been carried
Bahari, A., Lewis, R., Slatter, T.
core   +4 more sources

Chemical modification of vegetable oils for the production of biolubricants using trimethylolpropane: A review

open access: yesEgyptian Journal of Petroleum, 2020
Lubricating oil producers are shifting attention toward the use of renewable and biodegradable energy sources for the production of lubricating oils. This is necessitated by the depleting mineral based energy sources and the negative impact of continuous
F.J. Owuna   +9 more
doaj   +1 more source

Synthesis of biolubricants from palm oil mill effluent using commercial lipase [PDF]

open access: yesE3S Web of Conferences
The increasing demand for lubricants, accompanied by the trend of using renewable and environmentally friendly energy, drives the development of alternative production of biolubricants. Biolubricants are compounds classified as polyol esters derived from
Frananta Simatupang Dimas   +4 more
doaj   +1 more source

The twin-screw extrusion technology, an original and powerful solution for the biorefinery of sunflower whole plant [PDF]

open access: yes, 2010
The objective of this study was to evaluate the feasibility of an aqueous process for the biorefinery of sunflower whole plant using a twin-screw extruder.
Evon, Philippe   +3 more
core   +1 more source

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