Results 101 to 110 of about 2,657 (248)

Thermo-pressing of cake meal from sunflower whole plant, one only operation for two actions : expression of residual oil and molding of biodegradable agromaterials [PDF]

open access: yes, 2012
The starting material used in this study was a cake generated during thermo-mechanical fractionation of sunflower (Helianthus annuus L.) whole plant in a Clextral BC 45 (France) twin-screw extruder.
Evon, Philippe   +3 more
core  

Comparative Study of Plant‐Based Antioxidants on the Stability of Soybean and Beef Tallow Biodiesels

open access: yesEnergy Science &Engineering, Volume 13, Issue 4, Page 1706-1719, April 2025.
ABSTRACT Biodiesel is a renewable alternative fuel, but its oxidative instability reduces quality and performance over time. This study explicitly aimed to investigate the efficacy of natural antioxidants—acerola, soursop, mango, and pitanga leaves—and compare their performance to the synthetic antioxidant butylated hydroxytoluene (BHT) in enhancing ...
Kalaiarasi Kandasamy   +2 more
wiley   +1 more source

Novel Water-Based Biolubricants Using Choline Ionic Liquids

open access: yesLubricants
Ionic liquid molecules exhibit a variety of properties that are well suited for use as lubricants or additives for lubricants, since they form tribolayers that reduce friction and wear.
Paloma Mostaza   +4 more
doaj   +1 more source

Investigation on Synthesis of Trimethylolpropane (TMP) Ester from Non-edible Oil

open access: yesBulletin of Chemical Reaction Engineering & Catalysis, 2020
Trimethylolpropane (TMP) ester is an eco-friendly lubricant that fully biodegradable and known as bio lubricant. In this study, TMP ester was produced from waste cooking oil and rubber seed oil through a two-step synthesis approach.
Nurazreen Shazwin Kamarudin   +5 more
doaj   +1 more source

Recombinant manufacturing of multispecies biolubricants

open access: yes
ABSTRACTLubricin, a lubricating glycoprotein abundant in synovial fluid, forms a low-friction brush polymer interface in tissues exposed to sliding motion including joints, tendon sheaths, and the surface of the eye. Despite its therapeutic potential in diseases such as osteoarthritis and dry eye disease, there are few sources available.
Marshall J. Colville   +9 more
openaire   +2 more sources

The German Market Introduction Program for Biobased Lubricants

open access: yesTribology Online, 2010
In order to promote biobased lubricants, the German government has supported the conversion of existing or new equipment from mineral oil to biobased oil through financial grants, technical advice, and publicity, during the years 2001 through 2008.
Heinrich Theissen
doaj   +1 more source

Green Synthesis of Biolubricant from Palm Oil Biodiesel [PDF]

open access: yes, 2019
Lubricants are the substances used to lubricate machinery parts to reduce friction and increase their lifetimes. Producing environment-friendly lubricants from renewable feed stocks as alternatives to depleting petroleum based resources has attracted ...
Jayaweera, P.M.   +2 more
core   +2 more sources

Tribological Characteristics of Biolubricant Obtained by Transesterification of Grape Seed Oil

open access: yesLubricants
Research on and the development of bio-based lubricants as alternatives to mineral-based lubricants have been encouraged worldwide owing to environmental concerns and the possible depletion of oil reserves.
Thawan Fonseca Silva   +4 more
doaj   +1 more source

Chemically Modifying Vegetable Oils to Prepare Green Lubricants

open access: yesLubricants, 2017
Chemically modifying vegetable oils to produce an alternative to petroleum-based materials is one of the most important emerging industrial research areas today because of the adverse effects of petroleum products on the environment and the shortage of ...
Gobinda Karmakar   +2 more
doaj   +1 more source

Sintesis Asam Oleat Terepoksidasi dengan Katalis Asam Asetat [PDF]

open access: yes, 2018
Pada penelitian ini, sintesis asam oleat terepoksidasi dilakukan dengan tujuan mempelajari pengaruh konsentrasi asam asetat dan hidrogen peroksida pada proses epoksidasi asam oleat tanpa menggunakan katalis.
Darmawan, A. (Akhmad)   +4 more
core  

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