乙二醇醚的合成及其水溶液相圖的研究

1、分類號(hào)UDc密級(jí)壘五署哦瀘產(chǎn)哮碩士研究生學(xué)位論文乙二醇醚的合成及其水溶液相圖的研究申請(qǐng)人：學(xué)號(hào)：■一。培養(yǎng)單位：學(xué)科專業(yè)：研究方向：指導(dǎo)教師：完成日期：許國(guó)莉3121711化學(xué)化工與材料學(xué)院化學(xué)工程精細(xì)化工工藝及綠色化過程孫志忠教授2015年10月14日萬方數(shù)據(jù)AbstractInthispaperTwomethodsoftheetherifiedendcappedglycolethersaresynthesisedOneistheet

2、herifiedendcappedglycolethersaresynthesisedbyWilliamson，WhicharebothhavehydrophobicandhydrophilicstructuresTheotheristheethedfiedendgroupcappedglycolethersaresynthesisedbythereactionofpolyethyleneglycololigomerandbromoal

3、kanesTheirstructureswereidentifiedby1HNMR13CNMRandIRThetwophaseequilibriumsystemsofethyleneglycolmonobutyletherwaterandethyleneglycolmonobutylethersodiumchlorideaqueoussolutionareresearchedWitllthetemperatureincreasing，t

4、hehydrophobicofethyleneglycolmonobutylethershowsallincreasingstrongerWhenthetemperatureat80“(2，thecontentofethyleneglycolmonobutyletherabove70％inorganicphase；andlessthan10％inwaterphaseTheuseofturbiditytitration，Thethreep

5、haseequilibrium夥stemsofethyleneglycolmonobutylethercyclohexanewaterdiethyleneglycolmonobutylethercyclohexanewater，ethyleneglycolmonobutylether—sodiumchloridewaterandtetraethyleneglycoldimethylethersodiumsulfatewaterarere

6、searchedThetielinesaredeterminedbyusinggaschromatographyandconductivitymethodDrawingthephasediagramsaccordingtotheexperimentaldataatdifferenttemperaturesThephasediagramsoftheethyleneglycolmonobutylethercyclohexanewaterwh

7、ichareme鶴uredat20“C，30“Cand40“CWiththetemperatureincreasingthetwophaseregionandtheslopeoftielinearelargerSotemperatureistheimportantconditionforthetwoph嬲etoseparateButthephasediagramsofthediethyleneglycolmonobutylethercy

8、clohexane—water，whichareme雒uredat10℃，20“C，30℃and40’CTheresultsareexactlyopppositedFortheetherwatersaltsystems，expressionofthephasediagramswithrectangularplotareoftenmoreintuitivetounderstandwhicharemeasuredat20“C，30“Cand

9、40“CThetielinesaredeterminedbyusingconductivitymethodWinlthetemperatureincreasing，thetwophaseregionoftheethyleneglycolmonobutylethersodiumchloridewaterisgraduallyincreased，andthesystemoftetraethyleneglycoldimethyletherso