Results 41 to 50 of about 1,690 (174)

Emerging research directions in nanoparticle‐based foam control for bioprocessing: a bibliometric approach

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Overfoaming remains a critical challenge in industrial bioprocesses, compromising mass transfer, operational stability, and downstream efficiency in bioreactors and wastewater treatment systems. This study provides a bibliometric and scientometric assessment of nanoparticle‐enabled foam control to map technological trends and identify research
Antonio Átila Menezes Ferreira   +6 more
wiley   +1 more source

Valorisation non alimentaire des huiles de friture usagées en tant que lubrifiants biodégradables

open access: yesOléagineux, Corps gras, Lipides, 2005
The market of used frying oils (UFO’s) collection in Europe is estimated to about 350,000 tons a year. Since the dioxin crisis in 1999, the main recycling ways of this raw material, considered as a waste, concern the oleochemical applications namely the ...
Avellan Anne-Virginie, Alfos Carine
doaj   +1 more source

Vegetable Oil Based Lubricants: Challenges and Prospects

open access: yesTribology Online, 2019
Lubricants are very important consumables in all industries as failure in machine parts due to absence or wrong choice of lubricants carries enormous cost.
Timothy Yakubu Woma   +4 more
doaj   +1 more source

Sintesis Biopelumas dari Minyak Biji Karet : Pengaruh Rasio Molar antara Etilen Glikol dan Asam Lemak Serta Waktu Reaksi Esterifikasi terhadap Yield Biopelumas [PDF]

open access: yes, 2017
Lubricants used to protect engine components from worn-out. Rubber seed oil is an oil that can not be consumed cause toxicthus potentially used as raw material for biolubricants.
Irdoni, I. (Irdoni)   +2 more
core  

Wear protection without surface modification using a synergistic mixture of molecular brushes and linear polymers [PDF]

open access: yes, 2017
We describe the design of lubricating and wear protecting fluids based on mixtures of bottlebrushes (BB) and linear polymers solutions. To illustrate this concept we used hyaluronic acid (HA) - a naturally occurring linear polyelectrolyte, and a water ...
Banquy, Xavier   +9 more
core   +4 more sources

Environmentally Friendly Lubricants: The Role of Biopolymers in Modern Tribology

open access: yesSPE Polymers, Volume 7, Issue 3, July 2026.
Biomass‐derived biopolymers modified for green tribology applications with reduced friction, wear, and environmental footprint. ABSTRACT Energy losses due to friction and wear are a major challenge for the energy efficiency and sustainability of mechanical systems, motivating the development of green tribology strategies.
Zineb Chiki   +6 more
wiley   +1 more source

Ionic Liquids as Additives of Coffee Bean Oil in Steel-Steel Contacts

open access: yesLubricants, 2015
Environmental awareness and ever-growing restrictive regulations over contamination have increased the need for more environmentally-friendly lubricants.
James Grace   +3 more
doaj   +1 more source

In Situ Transesterification of Microbial Biomass for Biolubricant Production Catalyzed by Heteropolyacid Supported on Niobium

open access: yesEnergies, 2022
Lubricants are substances of the foremost importance in the modern world, as they are essential to the proper functioning of various mechanisms. Most lubricants, however, are still made from petroleum fractions.
Savienne M. F. E. Zorn   +7 more
doaj   +1 more source

Synthesis and optimization ring opening of monoepoxide linoleic acid using p-toluenesulfonic acid [PDF]

open access: yes, 2013
Biolubricant base oils, 9,12-hydroxy-10,13-oleioxy-12-octadecanoic acid (HYOOA) was synthesized based on the esterification reaction of Monoepoxide linoleic acid 9(12)-10(13)-monoepoxy 12(9)-octadecanoic acid (MEOA) with oleic acid (OA) and catalyzed by ...
Bashar Abdullah   +4 more
core   +1 more source

A Critical Review on Green Conversion Techniques of Biomass Waste to Value‐Added Bioproducts: Advances, Challenges, and Future Technological Strategies

open access: yesGCB Bioenergy, Volume 18, Issue 5, May 2026.
This study highlights developments in cost‐effective fractionation techniques to ensure the sustainability and industrial applicability of biomass. ABSTRACT Given the depletion of fossil fuels and global concerns about environmental protection, lignocellulosic biomass is an excellent alternative candidate due to its unique combination of ...
Sunesh Narayanaperumal   +6 more
wiley   +1 more source

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