靈芝多糖脫色研究

1、江南大學碩士學位論文靈芝多糖脫色研究姓名：曹鵬偉申請學位級別：碩士專業(yè)：化學工程指導教師：彭奇均戴軍20090701AbstractAbstractInthehealth‘carefood，becauseganodermalucidumhelpstomoisturizetheskin，enlivensappearanceForthepurposeofbeautyproductswillbethefocusofdevelopmentfut

2、ureHoweverasaresultofbackwardextractionprocessofganodermalucidumpolysaccharidesthecoloroftheproductisbrown，themajorimpurityhasthepigment，theproteinandsomesmallmolecularmaterial，seriouslyaffectsthecolorofcosmeticsTherefor

3、ethearticlefocusonaseriesofproblemsofdecolorationforganodermalucidumpolysaccharidessolutionFirstlyextractionandpretreatmentofganodermalucidumpolysaccharide111eextractionprocessusesfixedproportionofmaterialandwaterfor20：1

4、thewaterbathvibrating25hunderthe85℃，theextractionnumberof2times，theextractionratefor233％itTakestheganodermalucidumCarpophoreasrawmaterialTheethylalcoholsinksmellowlyganodermalucidumpolysaccharidesthatmayexceptsmallmolecu

5、larmonosaccharideandwidowedsugaritisbestfortheeffectof75％ethylalcoholsinking，ganodermalucidumpolysaccharidecontentis262％theproteincontentis1028％Secondlyeightmacroporousresinsandfourion—exchangeresinforpropertiesofdecolor

6、izationofGanodermalucidumpolysaccharidessolutioniScomparativestudiedfromtheresinpolarityiontype，specificsurfaceareaandaverageporesizeandothercharacteristicsrespectivelyittakestheextractionofganodermalucidumpolysaccharide

7、sasrawmaterialmresultsshowthat：1)pigmenttypeoftheganodermalucidumpolysaccharidemainlyistheanionmemberalsofewnonpolarandtheweakpolarmolecule2)Inthecaseofadsorptionfornonpolarandweaklypolarpigmentmolecule，thepercentofdecol

8、orizationandtheresinpolarityareinreverseproportion3)nonpolarandtheweakpolarpigmentmoleculealreadyhasthesmallmemberalsohasthebigvolume，majorityofpigmentmolecularfordiameteristhebiggerthan18nmthereforealong、撕tllenlargement

9、fortheapertureandrelativesurface，theadsorptionrateofpigmentwillalsoenhance4)percentofdecolorizationofanionresincomparetocationexchangeresinisthesignificantlyhigherandtheweakbasicityfunctiongroupforNH2anionresindecolonzes

10、wellnlegreatestdecolorizationrateWas95％Thirdlytheadsorptiondynamicsexperimentsarecarriedunderthedifferenttemperaturesandamountofresin，ittakestheD392anionresinasthedecolorizationresin，theresultsshowthat：1)Isothermalmodelf

11、orpigmentadsorptionofganodermalucidumpolysaccharidewithD392anionresiniSsuitableforFreundlichequationandpolymolecularlayeradsorption21111epigmentadsorptionisabsorptionheatspontaneous，theentropyimpetusprimaryofchemicaladso

12、rptionprocess，thehightemperatureisadvantageoustoadsorption3)111eD392anionresinofstaticstateofadsorptionratecurveconformstotheLagergrenrateequationforfirst—levelandKannan&Sundaramforparticlediffusionmodeltheadsorptionrate

13、isjointlycontrolledbythefluidfilmandthepelletproliferationFourthlythenewhydroxylationaluminumsaltregenerantisstudiedinordertegenerationofD392decolorizationresin，finallyindicate：1)forcesizeofionandpigmentmolecule：[Nd][Ca2