Article (Scientific journals)
Enzymatic interesterification to produce zero- trans and dialkylketones-free fats from rapeseed oil
Danthine, Sabine; Closset, Sébastien; Maes, Jeroen et al.
2022In Oilseeds and Fats, Crops and Lipids, 29 (7), p. 36
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Keywords :
Dialkylketones; Enzymatic interesterification; Rapeseed-based margarine; Tocopherols; Zero-trans; Food Science; Biochemistry; Agronomy and Crop Science
Abstract :
[en] This study aims to evaluate the potential of applying enzymatic interesterification (EIE) to produce new healthy zero-trans high vitaminic content margarine fats, based on rapeseed oil (RO) only, with a specific focus on process-induced contaminants: the dialkylketones. Three blends made of RO and fully hydrogenated rapeseed oil (60:40, 70:30 and 80:20 wt:wt%) were considered. Compositional and melting properties, polymorphic behavior, appearance and textural characteristics were compared before and after interesterification. Interesterification improved both functional and textural characteristics. Enzymatic interesterification produced fats which presented similar triacylglycerol profile and physicochemical properties as the chemically interesterified one (CIE), however, preserving more tocopherols and without forming dialkylketones (process-induced contaminants). On the contrary, it was shown that after CIE, dialkylketones were formed: C18:1- C18:1 and C18:1- C18 chain-lengths being the major ones, and interestingly, their amount increased with the unsaturation in the blends. Our results indicate the great potential of enzymatic interesterification to produce new healthy fats entirely based on rapeseed oil. This study provides valuable information for the food industry, showing EIE as cutting-edge sustainable technology.
Disciplines :
Food science
Author, co-author :
Danthine, Sabine  ;  Université de Liège - ULiège > TERRA Research Centre > Smart Technologies for Food and Biobased Products (SMARTECH)
Closset, Sébastien;  Food Science and Formulation, Gembloux Agro-Bio Tech, Gembloux, Belgium
Maes, Jeroen;  Desmet Ballestra Group, R&d Center, Zaventem, Belgium
Mascrez, Steven ;  Analytical Chemistry, Gembloux Agro-Bio Tech, ULiège, Gembloux, Belgium
Blecker, Christophe ;  Université de Liège - ULiège > TERRA Research Centre > Smart Technologies for Food and Biobased Products (SMARTECH)
Purcaro, Giorgia  ;  Université de Liège - ULiège > TERRA Research Centre > Chimie des agro-biosystèmes
Gibon, Véronique;  Desmet Ballestra Group, R&d Center, Zaventem, Belgium
Language :
English
Title :
Enzymatic interesterification to produce zero- trans and dialkylketones-free fats from rapeseed oil
Publication date :
2022
Journal title :
Oilseeds and Fats, Crops and Lipids
ISSN :
2272-6977
eISSN :
2257-6614
Publisher :
EDP Sciences
Volume :
29
Issue :
7
Pages :
36
Peer reviewed :
Peer Reviewed verified by ORBi
Available on ORBi :
since 16 May 2023

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