Results 71 to 80 of about 4,015 (200)

PRODUCTION OF BIODIESEL WITH METHYL ACETATEPRESSURIZED WITHOUT GENERATING GLYCEROL

open access: yesUNINGÁ Review, 2019
In this review, we consider biodiesel production using the transesterification and interesterification route in pressurizedmedium. Although the transesterification route is commonly applied in biodiesel production, this process is associated with ...
Najla Postaue   +2 more
doaj  

Revisiting the mechanisms of low-temperature, base-catalysed ester interchange reactions

open access: yesOléagineux, Corps gras, Lipides, 2008
Ester interchange reactions such as the interesterification of triglycerides and their transesterification with methanol (methanolysis) to produce FAME (biodiesel) nowadays invariably use a basic catalyst such as an alkali alcoholate or hydroxide ...
Dijkstra Albert J.
doaj   +1 more source

Lipase-Catalyzed Interesterification for the Synthesis of Medium-Long-Medium (MLM) Structured Lipids – A Review

open access: yesFood Technology and Biotechnology, 2019
Medium-long-medium (MLM) structured lipids typically contain medium-chain fatty acids (C6-C12) at sn-1,3 and long-chain fatty acids (C14-C24) at sn-2 positions.
Qabul Dinanta Utama   +3 more
doaj   +1 more source

Transesterification of Refined, Bleached and Deodorised Palm Olein and Palm Oil in Organic Solvents by Immobilised Rhizomucor Miehei Lipase [PDF]

open access: yes, 2002
The effects of medium's hydrophobicity and reaction temperatures on Rhizomucor miehei lipase-catalysed transesterification of refined, bleached and deodorised (RBO) palm olein and RBD palm oil were studied. Solvents with log P values ranging from -1.3-
Ahamad Zakeri, Hazlina
core  

Lipase-catalyzed interesterification of egg-yolk phosphatidylcholine and plant oils

open access: yesGrasas y Aceites, 2014
The incorporation of polyunsaturated fatty acids into the sn-1 position of egg-yolk phosphatidylcholine (PC) in the process of lipase-catalyzed interesterification was investigated.
A. Chojnacka   +5 more
doaj   +1 more source

“Powdered” lipases as industrial catalysts: Production of Interesterified, structured lipids

open access: yesJournal of the American Oil Chemists' Society, Volume 102, Issue 4, Page 701-709, April 2025.
Abstract Diversification of the applications of fats and oils has led to increasing demands on their properties. Interesterification reactions are used to alter the composition of the constituent triacylglycerols (commonly known as triglycerides) to introduce the desired properties and enhance their value.
Tomomi Suganuma   +2 more
wiley   +1 more source

Structured lipids from binary and ternary blends of palm oil, palm kernel oil, and medium chaintriacylglycerols

open access: yesGrasas y Aceites, 2001
Structured lipids are modified triacylglycerols to alter the fatty acid composition and/or their distribution into the glycerol molecules, by using enzymatic or chemical methods.
Denise D’Agostini   +3 more
doaj   +1 more source

Enzymatic In Situ Interesterification of Rapeseed Oil with Methyl Formate in Diesel Fuel Medium

open access: yesEnergies
The purpose of this research was to evaluate the process of enzymatic biodiesel synthesis by directly using rapeseed as a raw material, extracting the oil contained within and interesterifying with a mixture of methyl formate and mineral diesel, choosing
Violeta Makareviciene   +3 more
doaj   +1 more source

Oleic acid enhancement of Moringa oleifera seed oil by enzymatic transesterification and fractionation [PDF]

open access: yes, 2007
Solvent-extracted Moringa oleifera seed oil was transesterified using immobilized lipase (Lipozyme IM 60) (Novozymes Bagsvaerd Denmark) at 1% (w/w) concentration, shaken at 60oC and 200 rpm for up to 24h.
Lai, Oi Ming   +4 more
core  

Physical and chemical properties of fractionated and interesterified beef tallows

open access: yesGrasas y Aceites, 1991
Fatty acid composition and physical properties (melting point, solid fat index, titer) of the fractions obtained from the Uruguayan beef tallow by industrial dry cooling process were determined.
M. A. Grompone
doaj   +1 more source

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