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1、PＲOGＲESSINCHEMISTＲY化學(xué)進(jìn)展DOI:10.7536/PC150102超疏水膜的制備及其在膜蒸餾過程中的應(yīng)用1，2222*1*田苗苗李雪梅殷勇何濤劉金盾(1．鄭州大學(xué)化工與能源學(xué)院鄭州450001;2．中國科學(xué)院上海高等研究院上海200120)摘要超疏水材料具有超高的憎水性和自清潔特性，因而在解決材料的潤濕和污染方面具有廣泛的應(yīng)用前景。膜蒸餾是一種以多孔疏水膜兩側(cè)蒸汽壓差為推動力的膜分離過程，是脫鹽和水回用中的重要技術(shù)。然而膜潤濕和污染問題是導(dǎo)致膜蒸餾過程出水品質(zhì)下降和應(yīng)用過程穩(wěn)定性差的關(guān)鍵
2、。本文以膜蒸餾過程為背景，系統(tǒng)介紹了蒸餾過程的發(fā)展?fàn)顩r和超疏水膜材料的制備方法，以及超疏水膜在膜蒸餾中的應(yīng)用，探討了超疏水膜材料在膜蒸餾過程中的優(yōu)勢，同時指出了其不足和可能的解決方法，以期為膜蒸餾材料的發(fā)展提供研究方向和思路。關(guān)鍵詞膜蒸餾超疏水抗?jié)櫇窨刮廴灸ぶ苽渲袌D分類號:O647.11;TQ028.8文獻(xiàn)標(biāo)識碼:A文章編號:1005-281X(2015)08-1033-09PreparationofSuperhydrophobicMembranesandTheirApplicationinMembrane
3、Distillation1，2222*1*TianMiaomiaoLiXuemeiYinYongHeTaoLiuJindun(1．SchoolofChemicalEngineeringandEnergy，ZhengzhouUniversity，Zhengzhou450001，China;2．ShanghaiAdvancedＲesearchInstitute，ChineseAcademyofSciences，Shanghai200120，China)AbstractSuperhydrophobicsurfac
4、esarecharacterizedbytheirhighwaterrepellencyandself-cleaningproperties，whichispotentiallyapplicableinareaswhereanti-wettingandanti-foulingpropertiesarehighlydesired．Membranedistillation(MD)isdrivenbythevaporpressuregradientacrossaporoushydrophobicmembrane，
5、andisversatileindesalinationandwaterreclamationprocesses．However，membranewettingandfoulingaretwomajorissuesintheapplicationofMD．Basedonthestate-of-artdevelopmentofMD，thismini-reviewprovidesanoverviewonthepreparationofsuperhydrophobicmembranesandtheirapplic
6、ationinMD．Themeritsofapplicationofsuperhydrophobicmembranesareillustrated，inadditiontotheshortcomingsofsuperhydrophobicsurfaces．ThisreviewiscriticalinpointingoutnewresearchdirectionsandschemesforthedevelopmentoftheMDmembrane．Keywordsmembranedistillation;su
7、perhydrophobic;anti-wetting;anti-fouling;membranepreparationContents3.1Theoreticalbackgroundofwettability1Introduction3.2Preparationofsuperhydrophobicmembranes2Membranedistillation(MD)4ApplicationofsuperhydrophobicmembranesinMD2.1MDoperationmodesprocess2.2
8、CharacteristicsofMDprocess4.1Advantagesofusingsuperhydrophobicmembranes2.3MDmembranes4.2Problemstobesolved3Superhydrophobicmembranes5Conclusion收稿:2015年1月，收修改稿:2015年4月，網(wǎng)絡(luò)出版:2015年8月7日*Correspondingauthore-mail:
