安息茴香油超臨界CO-,2-萃取及微膠囊包埋技術研究.pdf

1、分類號密級v774380單位代碼：1呻19學號：9930984’jcI目差嚏夭等碩士學位論文安息茴香油超臨界C0z萃取及微膠囊包埋技術研究stum姻onsupercriticalC02extractionandmicroencapsulationtechnologyofcuminoil研究生：王明指導教師：但五題副夔攫申請學位門類級別：王堂亟專業(yè)名稱：壅亡昌儲藏量趣王王程研究方向：丟監(jiān)芒塹玨筮所在學院：盒昌整堂皇萱差至程堂睦二oo五年五

2、月Abstract：1CuminumcyminumL，whichisspecialresourceinXinjiangprovince，isusedwidelyasbarbecueseasonThispapersystemicallyinvestigatedthesupercriticalfluidc02extractionandmicro—encapsulationtechnologyofcuminoil。Newwayforexplo

3、iturecumimumwasprovided。2Summarizedthesimplefactorexperimentandoithogonalexperiment，Theresultsindicatedthattheextractionrateofcuminoilwasaffectedordinalbyextractionpressure，grinddegreeofmaterialflowofliquidC02andextracti

4、ontemperatumExtractionpressureisthemostimportantfactor3Theoptimalexffactionconditionshowedthattheextractionpressurewasat35mPa，grinddegreeofmaterialwasat40holeflowofliquidc02wasat25kg／hextractiontemperaturewasat40℃separat

5、epressureWasat6MPaseparatetemperaturewasat50“C4Throughthecomparingtest，theresultsshowedthatextractionrateofcumin0ilofSCFEwashigherthanextractionrateofsteamdistillationthequalityofcuminoilofSCFEwasbetterthanthequalityofcu

6、minoiloforganicsolvent。5Theoptirealmicroencapsulationconditionshowedthatthewall—materialWasarabicgum，maltdextrinandsoyprotein，theirproportionwas1：2；2ThesuitablepmportionofCOrematerialandwallmaterialWas1：3TheOptimumpmport

7、innofdrymaterialwas25％Churningspeedwas10000r／minfor5min，and3timesInlettemperatureofspraydryingWas180‘Coutlettemperatureofspraydry／rigwas115℃6ThecharacteristicofmicroencapsulationcuminoilWaShighantioxidation，convcuiencean