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Lipase immobilized carbon nanotubes for conversion of Jatropha oil to fatty acid methyl esters

delete2015-10-01
delete24
PRE
AI
A
Akash Deep *
A
Amit L. Sharma
P
Parveen Kumar
DOI:10.1016/j.biombioe.2015.06.008delete
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Abstract

Abstract

En 中文
Lipase has been immobilized on multi-walled carbon nanotubes (MWCNTs) through the reaction of the carboxylated nanotubes with the enzyme in the presence of N-hydroxysulfosuccinimide (NHS) and 1-ethyl-3-[3-dimethylaminopropyl]carbodiimide hydrochloride. Successful immobilization has been verified by infrared spectroscopy and scanning electron microscopy. The synthesized biomaterial has been used for catalyzing the conversion of Jatropha oil to the fatty acid methyl esters (FAME). Progress of the conversion reaction has been monitored with NIR spectroscopy. Gas chromatographic studies have indicated that the use of lipase-MWCNT bioconjuagate leads to almost quantitative conversion of Jatropha oil to the FAME. Around 1 h of the reaction, in the presence of around 15% of catalyst (mass fraction of catalyst on the total mixture), has yielded the desired results. The above used catalyst support has been regenerated 10 times without any adverse effect on the enzyme activity. (c). 2015 Elsevier Ltd. All rights reserved.
Keywords:
Bioimmobilized CNTs
Biocatalysis
Fatty acid methyl esters
Jatropha curcus
Enzymatic activity
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Journal

Biomass and Bioenergy cover
Biomass and Bioenergy
IF:
5.8
Papers:
8.4K
Citations:
2.2W

Organization

C
council of scientific & industrial research (csir) - india
Scholars:
4.6W
Papers: 3.8W
Citations: 37