?；撬岬闹苽浼捌潆姖B析除鹽精化研究.pdf

1、大連理工大學(xué)碩士學(xué)位論文牛磺酸的制備及其電滲析除鹽精化研究姓名：鄭濤申請學(xué)位級別：碩士專業(yè)：電化學(xué)工程指導(dǎo)教師：董泉玉20020620AbstractTaurineisakindofimportantmateriaiforfoodadditiveandmedicalpreparation，whichhasagreatdemandathomeandabroad111theproductiontechn01ogyoftauril3ehome

2、andabordThemainproblemofthetaurineindustriesisthe10wrateofproductionOneisthe】owrateofcompositionreactionitselfotheristhemassive】ostintheseparateandrefineprocessofcompositionresulrantNowthetautineindustriesrateofproductio

3、nathomeonlYaYieidof52％ThishaveagreateffectonitsproductionandapplicationFindingandoptimizingthebestproducti011technoiogy，improvingtherateofthetallyiFieproduction，arethemainresearchtopicoftaurineindustryInthefirstpartofthi

4、spaper，TheyOOlltpOSitetaurinewithmonoethanelamineandsulphuricacidbyeterificationandsulphonatingmakethehestconditionofreactionimprovetherateofproductionto768％TheyehooseanewdehYdrater，DG—l，intheesterificationreacti013ofcom

5、positing2amineethylsulfuricacidTheyfindoutthebestreactioncondtion，operatingatnormalpressure，getthe2aminoethylsulfuricacidthatthetotaloutputis98％andthepurityisupon95％Thedehydratercanberecoveredandusedagain，therecoveryisup

6、on983％Inthesulfonationreaction。theychosethebestqualification：proportion，additionalmethed，times，temperature，egBymakinga10tsoftests，getthegrossproductoftaurinewiththeyeildof768％，determinethechemistrymethedandstep(chlorhydr

7、icacid—grainalcoh01method)ofseparatinganddesaltingtaurine，getthetaurineproductthatthetotaloutputis55％andthepurltyisupon99％Foravoidingtheshortcomingofchemi—desaltingmethedjust1ikeoperationcomplicatly，thegreatconsumptionof

8、chlorhydricacidandgrainalcobol，thegreat1oseoftaurine，eg。InthesecondpartofthispapertheydiscussingthefeasibilityofSeparatingandpurifyingTaurinebyelectrodialysisTheresultsshowthat，itisfeasibleforseparatinganddesaltingtaurin

9、ebyeleetrodialysisAndtheytesttheoperatingconditionandparameteroftheeleetrodialyzerdrawaconcIiisionthatoperatingV01ragecanbeusedastheimportantindieatorforcontroltheelectrodialysisworkingnormallYunder1imjtedcurrent：desalin