Results 81 to 90 of about 1,858 (224)

Sustainable biofuel production from fish processing waste: lipase‐catalyzed hydroesterification of tilapia residual oil

open access: yesBiofuels, Bioproducts and Biorefining, Volume 19, Issue 6, Page 1948-1969, November/December 2025.
Abstract Fishing waste and byproducts, whether naturally occurring or from industrial processing, are important sources of high‐value compounds. Fertilizers, biomaterials, cosmetics, biolubricants, and biodiesel are some of the substances that can be obtained from these residues. The objective of this study was to conduct a theoretical and experimental
Patrick da Silva Sousa   +7 more
wiley   +1 more source

Microalgae-derived biolubricants: Challenges and opportunities

open access: yesScience of The Total Environment
Lubricants are indispensable in the modern economy for controlling friction and wear across many industries. Traditional lubricants are derived from petroleum crude and can cause significant ecological impact if released into the environment.
Duong T, Nguyen   +6 more
openaire   +2 more sources

Exploring the additive compatibility and tribological behavior of regular and high oleic soybean oil

open access: yesFrontiers in Mechanical Engineering
As the demand for biobased lubricating oils continues to rise, there is a growing focus on exploring diverse oil types. Particularly noteworthy is the surge in demand for high oleic oils, which offer enhanced stability, and a richer oleic acid content ...
Piash Bhowmik   +6 more
doaj   +1 more source

Synthesis of 1,4-Dioxaspiro[4.4] and 1,4-Dioxaspiro[4.5] Novel Compounds from Oleic Acid as Potential Biolubricant

open access: yesIndonesian Journal of Chemistry, 2017
Two 1,4-dioxaspiro novel compounds which derivated from methyl 9,10-dihydroxyoctadecanoate (MDHO) with cyclopentanone and cyclohexanone had been synthesized by a sonochemical method in the presence of montmorillonite KSF catalyst.
Yehezkiel Steven Kurniawan   +4 more
doaj   +1 more source

Treatment of Swine Wastewater Using the Domestic Microalga Halochlorella rubescens KNUA214 for Bioenergy Production and Carotenoid Extraction

open access: yesApplied Sciences
The management of swine wastewater (SW) presents significant environmental challenges, requiring solutions that combine effective treatment with resource recovery.
Yu-Hee Seo   +4 more
doaj   +1 more source

High Oleic Pentaerythritol Tetraester Formation via Transesterification: Effect of Reaction Conditions

open access: yesIndonesian Journal of Chemistry, 2020
Pentaerythritol tetraoleate esters synthesized from high oleic palm oil methyl ester (POME) have potential as biolubricant base stock. In the present study, the chemical transesterification of POME and pentaerythritol (PE) using sodium methoxide as a ...
Nor Faeqah Idrus   +4 more
doaj   +1 more source

Synthesis of Trimethylolpropane Esters of Calophyllum Methyl Esters : Effect of Temperature and Molar Ratio [PDF]

open access: yes, 2014
Trimethylolpropane esters were synthesized by transesterification of calophyllum methyl esters and trimethylolpropane using a calcium oxide as the catalyst. The results showed that the optimal reaction conditions (temperature: 130 0C, reaction time: 5 h,
Romli, M. (Muhammad)   +3 more
core  

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  

Compatibilization of highly sustainable polylactide/almond shell flour composites by reactive extrusion with maleinized linseed oil [PDF]

open access: yes, 2017
Highly sustainable composites were produced by melt compounding polylactide (PLA) with almond shell flour (ASF), a processed by-product of the food industry, at a constant weight content of 30 wt.-%.
Balart, Rafael   +4 more
core   +1 more source

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