Removal of cholesterol during milk fat fractionation by supercritical carbon dioxide

Milk fat contains compounds such as aroma substances which we may want to enrich, as well as compounds such as cholesterol which we may want to remove. The utilization of SC-CO2 extraction for enriching or removing such compounds has been studied on a pilot plant scale, with the most recent experime...

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Main Authors: Veikko Kankare, Martti Alkio
Format: Article
Language:English
Published: Scientific Agricultural Society of Finland 1993-09-01
Series:Agricultural and Food Science
Online Access:https://journal.fi/afs/article/view/72664
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author Veikko Kankare
Martti Alkio
author_facet Veikko Kankare
Martti Alkio
author_sort Veikko Kankare
collection DOAJ
description Milk fat contains compounds such as aroma substances which we may want to enrich, as well as compounds such as cholesterol which we may want to remove. The utilization of SC-CO2 extraction for enriching or removing such compounds has been studied on a pilot plant scale, with the most recent experiments focusing on the removal of cholesterol. It was found that more than 99% of milk fat cholesterol could be removed using an extraction system equipped with a silica gel column. The extraction was performed under a constant pressure of 320 bar and at a constant temperature of 52°C. The results show that the removal of cholesterol and milk fat fractionation based on the molecule size of triglycerides can be achieved simultaneously.
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spelling doaj.art-5ef02508b86244a69b53dff6ac3b3b3c2022-12-22T00:53:56ZengScientific Agricultural Society of FinlandAgricultural and Food Science1459-60671795-18951993-09-0125Removal of cholesterol during milk fat fractionation by supercritical carbon dioxideVeikko Kankare0Martti Alkio1Agricultural Research Centre of Finland, Food Research Institute, FIN-31600 Jokioinen, FinlandTechnical Research Centre of Finland, Chemical Laboratory, Biologinkuja 7, FIN-02150 Espoo, FinlandMilk fat contains compounds such as aroma substances which we may want to enrich, as well as compounds such as cholesterol which we may want to remove. The utilization of SC-CO2 extraction for enriching or removing such compounds has been studied on a pilot plant scale, with the most recent experiments focusing on the removal of cholesterol. It was found that more than 99% of milk fat cholesterol could be removed using an extraction system equipped with a silica gel column. The extraction was performed under a constant pressure of 320 bar and at a constant temperature of 52°C. The results show that the removal of cholesterol and milk fat fractionation based on the molecule size of triglycerides can be achieved simultaneously.https://journal.fi/afs/article/view/72664
spellingShingle Veikko Kankare
Martti Alkio
Removal of cholesterol during milk fat fractionation by supercritical carbon dioxide
Agricultural and Food Science
title Removal of cholesterol during milk fat fractionation by supercritical carbon dioxide
title_full Removal of cholesterol during milk fat fractionation by supercritical carbon dioxide
title_fullStr Removal of cholesterol during milk fat fractionation by supercritical carbon dioxide
title_full_unstemmed Removal of cholesterol during milk fat fractionation by supercritical carbon dioxide
title_short Removal of cholesterol during milk fat fractionation by supercritical carbon dioxide
title_sort removal of cholesterol during milk fat fractionation by supercritical carbon dioxide
url https://journal.fi/afs/article/view/72664
work_keys_str_mv AT veikkokankare removalofcholesterolduringmilkfatfractionationbysupercriticalcarbondioxide
AT marttialkio removalofcholesterolduringmilkfatfractionationbysupercriticalcarbondioxide