Results 1 to 10 of about 74,124 (234)

Synthesis of Biodiesel from Palm Oil Using a Hybrid Mechanical Stirring and High Frequency Ultrasonic-Assisted Enzyme-Catalysed Process

open access: yesChemical Engineering Transactions, 2023
Transesterification process involves different immiscible substrates includes feedstock oil, alcohol and catalyst to produce fatty acid methyl esters, i.e. biodiesel.
Wen Chun Siaw   +4 more
doaj   +1 more source

Transesterification Reactions Catalyzed by Trypsin

open access: hybridJournal of Biological Chemistry, 1965
Alexander N. Glazer
openalex   +3 more sources

Biodiesel production by enzyme-catalyzed transesterification [PDF]

open access: yesHemijska Industrija, 2005
The principles and kinetics of biodiesel production from vegetable oils using lipase-catalyzed transesterification are reviewed. The most important operating factors affecting the reaction and the yield of alkyl esters, such as: the type and form of ...
Stamenković Olivera S.   +3 more
doaj   +1 more source

Comparison of Ex-Situ and In-Situ Transesterification for the Production of Microbial Biodiesel

open access: yesBulletin of Chemical Reaction Engineering & Catalysis, 2021
Microbial biodiesel is converted from microbial lipids via transesterification process. Most microbial biodiesel studies are focusing on the use of microalgal lipids as feedstock.
Alia Tasnim Hazmi   +3 more
doaj   +1 more source

Biobased Transesterification Vitrimers

open access: yesMacromolecular Rapid Communications, 2023
AbstractThe rapid increase in the use of plastics and the related sustainability issues, including the depletion of global petroleum reserves, have rightly sparked interest in the use of biobased polymer feedstocks. Thermosets cannot be remolded, processed, or recycled, and hence cannot be reused because of their permanent molecular architecture ...
Ashwani Kumar, Luke A. Connal
openaire   +2 more sources

Production of Biodiesel from Waste Cooking Oil Using Transesterification, with the KOH on Carbon Support from Waste Material and Egg Shell, as the Catalyst [PDF]

open access: yesEnvironment and Natural Resources Journal, 2016
Microwave assisted transesterification of waste cooking oil (WCO) is carried out in the presence of KOH on carbonized waste coconut shell support (KOH/CS), and CaO derived from waste egg shell (CaO-ES).
Sandhya Babel   +3 more
doaj   +1 more source

Transesterification of a Natural Epoxythymol Is Favored under Alkaline Conditions, Preserving the Enantiomeric Purity

open access: yesChemistry Proceedings, 2023
Transesterification is a synthetic chemistry strategy promoted in acid or alkaline conditions, yielding a structural diversity of organic compounds. Epoxythymols comprise a class of chiral natural compounds with biological relevance, and the literature ...
Jessica M. Lorenzo-García   +6 more
doaj   +1 more source

Research of the influence factors on transesterification reaction degree in PC/PBT blends

open access: yesAdvanced Industrial and Engineering Polymer Research, 2019
PC/PBT blends have excellent comprehensive properties and are widely used in the market. It's inevitable that transesterification reaction will take place in the melting process for this kind of blends, and this reaction has decisive effects on the blend
Tipeng Zhao   +6 more
doaj   +1 more source

Variability of Omega-3/6 Fatty Acid Obtained Through Extraction-Transesterification Processes from Phaeodactylum tricornutum

open access: yesActa Chimica Slovenica, 2021
The effect of direct transesterification methods on the omega-3/6 composition of extracts from Phaeodactylum tricornutum was studied. The aim of this work was to identify an extraction method which allowed to obtain the most suitable profile of fatty ...
Mari Carmen Ruiz-Dominguez   +6 more
doaj   +1 more source

Biodiesel preparation from Camelina sativa oil by homogeneous and heterogeneous transesterification [PDF]

open access: yesE3S Web of Conferences
Biodiesel is one of the possible alternatives to diesel fuel to address the issue of fossil fuels and their impact on the environment. Substituting homogeneous transesterification with heterogeneous offers advantages such as improved catalyst and product
Bérešová Miroslava   +2 more
doaj   +1 more source

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