萃取技术及其在食品工业中的应用（extraction technology and its application in food industry）

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1、萃取技术及其在食品工业中的应用（Extractiontechnologyanditsapplicationinfoodindustry）1fastandefficientPolarmoleculesintheextractionsolventsamplesandgeneratealotofheatinashorttimeinhighfrequencymicrowavefieldThehigh-speedmovementofpolarmoleculestobreakandweakhydrogenbondshasacceleratedthepenetrat

2、ionoftheionextractionsolventonthesampleTobeseparatedquicklytothecompositionofsolventextractiontimesignificantlyshortened.1.2.2heatingevenlyMicrowaveheatingiscarriedoutbyheatingtheheatingofthematerialtoformauniquewayoftheentiresampleisheatedNotemperaturegradienthastheadvantagesof

3、uniformheatingofthe.1.2.3selectivityInhighfrequencymicrowavefieldforthesmalldielectricconstant,lowdielectriclossmaterialorthemicrowaveincidentcanbesaidIt'stransparent.DuetothedifferentdielectricconstantsofthecompoundswithdifferentMAEsoselectiveheatingFeatures.Thesoluteandsolvent

4、polarityonthegreaterthegreatertheabsorptionofmicrowaveenergytopromotethefasterspeedofextractiontemperatureThedegreeoffornonpolarsolvent,themicrowaveheatingeffectisalmostnot.1.2.4biologicaleffects(nonthermalcharacteristics)Becausemostorganismscontainpolarwatermoleculesinthemicrow

5、avefieldcausedbyintenseTheoscillationiseasytocausethecellmembranestructureofhydrogenbondingbetweenmoleculesiswornthematrixpermeabilitytopromoteelectricshockSolventextractionofsolventandextraction.1.2.5efficientComparedwithotherextractionmethodsoftheMAEcanreducetheconsumptionofth

6、eextractionreagentssuchasMAEforsampleanalysisWhenthegeneralextractionreagentdosageisabout3040mLexergy.MAEcanbeavarietyofsamplesatthesametimeunderthesameconditionstheextractionAtpresent,12samplescanbeextractedatthesametime.Inaddition,wAEcanimplementthetimecontroloftemperatureandp

7、ressureinthecanEnsurethatorganicmatterdoesnotdecomposeduringextraction.Applicationof2MAEtechnologyinFoodChemistryThefoodiscomposedofavarietyofcomponentsofthematerialsmainlyincludewater,carbohydrates,proteinsandlipids,Vitaminsandmineralswerethemostmaterialisapolarmoleculeinthemic

8、rowavefieldcanalsobeheated,Thetemperaturerisedu