supercritical carbon dioxide extraction
Application of genetic algorithm on model-based optimisation of supercritical carbon dioxide extraction: An overview
... Green supercritical carbon dioxide extraction technology has gained enormous interest especially in the application of extraction of natural ...of carbon dioxide as ...
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SUPERCRITICAL CARBON DIOXIDE EXTRACTION OF MELATONIN FROM BRASSICA CAMPESTRIS: IN VITRO ANTIOXIDANT, HYPOCHOLESTEROLEMIC AND HYPOGLYCAEMIC ACTIVITIES OF THE EXTRACTS
... parameters, such as pressure and temperature using response surface methodology based on the best combination of yield of melatonin and in vitro hypoglycaemic and hypocholesterolemic properties of the extracts. It has ...
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Chemical Profiling of Acalypha Indica Obtained from Supercritical Carbon Dioxide Extraction and Soxhlet Extraction Methods.
... different extraction methods of ...The extraction yields and chemical composition obtained by Soxhlet and SFE were also ...The extraction selectivity of each method revealed differential chemical ...
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Comparison of Conventional and Ultrasound Assisted Supercritical Carbon Dioxide Extraction of Curcumin from Turmeric (Curcuma longa L )
... of extraction process, extract time was performed at 30, 60, 90, 120 ...during extraction. After extraction, the extract was collected and solvent was evaporated using rotary evaporator (SB-1200, ...
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Quality Evaluation of Oil Recovered from By-products of Bigeye Tuna Using Supercritical Carbon Dioxide Extraction
... AV is the indicator of free fatty acids in the oil. Results showed that the acid values of the extracted oil ranged from 3.9 to 7.4 mg KOH/g, which was within the acceptable limit of 7-8 mg KOH/g (Deepika et al., 2014). ...
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Quality of wheat germ oil obtained by cold pressing and supercritical carbon dioxide extraction
... solvent extraction (SE) were evaluated from proximate analysis, fatty acid composition, and antioxidant ...40°C; extraction time ...the extraction of wheat germ oil in a supercritical CO 2 ...
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Modelling of Hyssop-Supercritical Carbon Dioxide Extraction System
... approach, supercritical fluid extraction (SFE) has received increasing attention in the extraction of essential ...the supercritical fluids can provide improved mass-transfer rates and the ...
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Supercritical carbon dioxide extraction and conventional extraction of chia seed oils: chemical composition and lipid oxidation
... The omega-6/omega-3 dietary ratio has been reported to have a great influence on health and proposed omega-6/omega-3 ratios in several countries shows a coverage range from 4 to 5:1. For a healthy diet, the ...
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Optimisation and economic evaluation of the supercritical carbon dioxide extraction of waxes from waste date palm (Phoenix dactylifera) leaves
... increasing the temperature at fixed pressure from (40 °C, 80 bar) to (100 °C, 80 bar). However, once the cross-over value was surpassed, an increase in temperature led to an increase in solubility. This was confirmed by ...
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Separation performance of supercritical carbon dioxide extraction column for crude palm oil processing: observation using process simulator
... Tlre RK-A nodel was appljed to th€ SFE Focess , '.. hieher FFA contenl was obtained iD the €xtracl dlre to highe; solubilily offafty acids jlr suprrcritical CO, ln contlast, as S/[r] ...
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Applicability of Static Supercritical Carbon Dioxide Extraction in Biogeochemical Characterization of Oil Shales
... Soxhlet extraction (SEM) with low-boiling solvents and their mixtures at boiling temperatures and that is why it is used as a classic method for extraction of analytes from solid materials ...modern ...
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Fatty acid composition of oil obtained from soybeans by extraction with supercritical carbon dioxide
... of supercritical extraction of seed oil is caused by a large disproportion in solubility of triglycerides in supercritical carbon ...of carbon dioxide, which can be manipulated ...
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“Special Issue—Supercritical Fluids” Literatures on Dyeing Technique of Supercritical Fluid Carbon Dioxide
... dioxide, the dyestuff fixing rate was still higher than 75% after solution extraction. However, the methanol has op- tic neurotoxicity and volatility problems, further tests should be carried out to ...
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Micronization of Cetirizine Using Rapid Expansion of Supercritical Carbon Dioxide
... common supercritical fluid based technologies for producing micron- or nano-size particles of drug powders in- cluding rapid expansion of supercritical solution (RESS) [5] ...of supercritical ...
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Analysis of polychlorinated biphenyls in sewage sludge using supercritical carbon dioxide and subcritical water extraction
... Apart from the extraction process, the single most important process in SFE is the efficient trapping of extracted material. Two different approaches are commonly used for off-line SFE, liquid solvent collection ...
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Supercritical carbon dioxide geothermal energy system analysis
... Geothermal energy is heat from the earth itself. This heat energy can be used either directly heating water or buildings or indirectly to generate electricity. It is considered to be in under the umbrella of renewable ...
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Synthesis and Application of Azo Dyes in Supercritical Carbon Dioxide
... after extraction with ethyl acetate, the color strength of the fibers were much lower when compare to those of VS dye fibers, demonstrating the positive effect of the reactive group on ...repeated ...
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Extraction and decomposition of hiba wood into valuable chemicals using stepwise temperature supercritical carbon dioxide treatment
... provide clues as to their effective use. These extractives were found to consist of terpenoids, phenols, hydrocarbons, furans, and organic acids. β -Thujaplicin is a useful com- pound in hiba wood, and its yield ...
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The extraction of essential oil from Quercus infectoria (Manjakani) galls using supercritical carbon dioxide pressure swing technique
... D’ Andrea, A., Ferri, D., Maccioni, O., Van der Esch, S.A. and Vitali, F. (1994). Application of SFE Technology to the extraction of Active Substances from Azadirachtaindica (A. juss) Seeds, Kleeburg, H. Editions, ...
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Supercritical Equilibrium Data of the Systems Carbon Dioxide—Linalool and Carbon Dioxide—Orange Essential Oil
... selective extraction of terpenes from natural matrix, thus producing a more valuable raf- finate enriched in oxygenated compounds ...by supercritical extrac- tion with CO 2 as solvent. In fact ...
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