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ID:34157600
大小:18.17 MB
页数:68页
时间:2019-03-03
《evl微图案膜的制备和性能表征》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、DMSOandethanoIslowingdownphaseseparationrate.Wkhtheincreaseofconcentration,thecontactanglewasdecreasedwhilethepurewaterfluxwasincreased.Whencontentwas40%,theminimumcontactangleofmicro—patternedsurfaceofEVALmembranewasgot.EVALmicro-patternedmembraneswerem
2、odifiedbyblendingpolyvinylpyrrolidone(PVP)asadditions.TheresultsshowedthataddingPⅥ’couldincreasecastingsolutionviscosity,whichwashelpfulfortheincreasingmicrographicsregularityandshrinkageofmicropattern.Itwasconducivetomicropatternofthecopyandrelease.Thec
3、ontactangleofEVAL/PVPmicro—pattemedmembranewaslowerwiththeincreasingofPVPmolecularweight.WithK90asaddition,thecontactangleofEVAL/PVPmicropattemmembranewaslessthan26O.Keywords:Micropatem,EVAL,Memmbrane,Moldcopy,Contactangle目录第一章绪论................⋯.....⋯..
4、......⋯............⋯⋯l1.1引言................⋯.⋯.................................11.2膜表面微图案化技术⋯⋯⋯..⋯⋯⋯..⋯⋯⋯⋯⋯⋯..11.3膜表面微图案化的方法⋯⋯.⋯一⋯⋯⋯⋯⋯⋯⋯⋯⋯.21.3.1表面结构图案化....⋯.......⋯....一........⋯⋯....21.3.2表面性质图案化....⋯.......⋯.......⋯....⋯.......61.4膜表面微图案化的应用...⋯......
5、⋯⋯............⋯.......81.5微图案与表面浸润性的关系⋯.....⋯⋯....⋯...............81.5.1接触角与Young氏方程⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.91.5.2Wenzel理论....⋯⋯......⋯......⋯.....⋯⋯.⋯.91.5.3CassiS理论⋯⋯⋯⋯⋯⋯⋯..⋯⋯⋯⋯⋯⋯..101.6乙烯一乙烯醇共聚物(EVAL)分离膜研究概况⋯⋯⋯⋯⋯⋯..111.6.1EVAL分离膜的制备..⋯.....⋯.⋯........⋯⋯......121.
6、6.2影响EVAL微孔膜成膜的因素⋯⋯......⋯.⋯..........131.6.3EVAL分离膜的应用....................⋯.........⋯..151.7论文的研究思路及意义..⋯⋯......⋯..............⋯⋯..161.7.1研究思路.........⋯⋯⋯.................⋯⋯.....161.7.2研究内容..............................................161.7.3研究意义.......
7、.....⋯.......................⋯.....17第二章EVAL微图案膜的制备与表征⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯..192.1引言.......................................................192.2实验部分..⋯⋯⋯⋯⋯⋯⋯⋯⋯.⋯⋯⋯⋯⋯⋯⋯192.2.1实验药品与仪器⋯⋯⋯⋯.⋯⋯⋯⋯⋯⋯⋯⋯⋯192.2.2EVAL微图案膜表面的制备⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯.202.2.3EVAL微图案膜性能表征...一..⋯......⋯.....
8、.........2l2.3实验结果与讨论⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯232.3.1EVAL微图案膜的形态结构.....⋯......⋯..............232.3.2EVAL微图案膜的性能⋯⋯..⋯⋯⋯⋯⋯⋯⋯⋯⋯252.3.3影响微图案膜结构与性能的因素⋯⋯⋯⋯.⋯⋯⋯⋯.262.4本章小结................⋯................................37第三章共混改性EVAL微图案膜的制
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