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结晶母液中乙基麦芽酚回收工艺的研究.docx

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结晶母液中乙基麦芽酚回收工艺的研究 Title:ResearchontheRecoveryProcessofEthylMaltolinCrystallizationMotherLiquor Abstract: Ethylmaltolisanimportantflavoringagentwidelyusedinthefoodandbeverageindustry.However,duringitsproduction,alargeamountofethylmaltoliscontainedinthecrystallizationmotherliquor,whichresultsinawasteofresourcesandposesanenvironmentalchallenge.Thispaperaimstostudytherecoveryprocessofethylmaltolfromthecrystallizationmotherliquor.Severalmethods,includingadsorption,extraction,andmembraneseparation,wereevaluatedfortheirefficiencyandfeasibilityinethylmaltolrecovery.Theresultsshowedthattheadsorptionandmembraneseparationmethodsexhibitedsuperiorperformancewithhighrecoveryratesandpurity.Thisresearchprovidespracticalguidancefortherecoveryofethylmaltolfromcrystallizationmotherliquorandcontributestothereductionofwasteandenvironmentalpollution. Keywords:ethylmaltol,crystallizationmotherliquor,recoveryprocess,adsorption,extraction,membraneseparation 1.Introduction Ethylmaltolisaflavoringagentthatcanenhancethetasteandaromaoffoodandbeverages.Itiswidelyusedintheproductionofconfectionery,bakedgoods,softdrinks,andotherfoodproducts.Themanufacturingprocessofethylmaltolinvolvesthecrystallizationofthecompound,resultingintheproductionofacrystallizationmotherliquorthatcontainsasignificantamountofethylmaltol.However,thismotherliquoriscurrentlytreatedaswasteanddisposedof,leadingtoresourcewasteandenvironmentalpollution. Toaddressthisissue,variousmethodshavebeenproposedfortherecoveryofvaluablecompoundsfromwastestreams.Thisstudyfocusesontherecoveryprocessofethylmaltolfromthecrystallizationmotherliquorusingadsorption,extraction,andmembraneseparationmethods.Theaimistodevelopanefficientandcost-effectiveapproachforethylmaltolrecovery,therebypromotingthesustainableutilizationofresourcesintheflavoringindustry. 2.ResearchMethodology 2.1Samplecollection Crystallizationmotherliquorsampleswerecollectedfromalocalethylmaltolproductionplant.Thesampleswerestoredatlowtemperaturetopreventdegradationandanalyzedwith