Molecular layer-by-layer deposition of highly crosslinked polyamide films for RO membrane applicatio

来源 :The 7th Sino-US Conference of Chemical Engineering(第7届中美化学工程 | 被引量 : 0次 | 上传用户：lpt207

【摘要】

：

State-of-the-art commercial RO membranes utilize a thin film composite(TFC)design consisting of a highly crosslinked polyamide(PA)selective layer on a microporous polymeric support,wherein separation

【作者】

：

Christopher M.Stafford

【机构】

：

Materials Science and Engineering Division National Institute of Standards and Technology, Gaithersb

【出处】

：

The 7th Sino-US Conference of Chemical Engineering(第7届中美化学工程

【发表日期】

：

2013年11期

【关键词】

：

reverse osmosis water purification membranes polyamide layer-by-layer thin films

下载到本地 , 更方便阅读

下载此文赞助VIP

声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架

论文部分内容阅读

　　State-of-the-art commercial RO membranes utilize a thin film composite(TFC)design consisting of a highly crosslinked polyamide(PA)selective layer on a microporous polymeric support,wherein separation of water from solutes occurs through the dense PA layer.

其他文献

透明质酸水凝胶的给药体系研究

水凝胶是一种具有三维网络结构的新型功能高分子材料，以其含水量高、溶胀快、柔软、具有橡胶般的粘稠性和良好的生物相容性等优点得到广泛应用及研究。透明质酸水凝胶具有三维网络结构，在37℃的环境中10min内可凝固成为固体状态，可以通过原位注射起到定向给药的作用，是一种应用前景很广的药物载体。

会议

透明质酸水凝胶水飞蓟宾缓释

立方孔拓扑结构对多孔钛力学性能的影响

多孔钛合金材料结合了钛合金的优势与多孔材料的优势，不仅实现了表面的多孔化，而且在整个植入物器件里面都是多孔化结构，有利于骨组织从各个角度往植入物深处生长，提高了植入物和骨组织的结合强度。

会议

多孔钛拓扑结构微观结构弹性模量钛网层叠烧结

Development of superhydrophobic PVDF nanofiber composite membranes for direct contact membrane disti

Membrane distillation(MD)is considered a sustainable water purification process which can utilize industrial waste or low-grade heats to generate high-quality water with high recovery.

会议

direct contact membrane distillationpvdf nanofiber membranesuper-hydrophobic s

Enhanced proton conductivity of the proton exchange membranes by the phosphorylated silica submicros

Two kinds of phosphorylated silica submicrospheres were synthesized and incorporated into the sulfonated poly(ether ether ketone)(SPEEK)matrices to fabricate the hybrid membranes.

会议

phosphorylated silica submicrospheresulfonated poly(ether ether ketone)hybrid

SPEEK/amine-functionalized TiO2 submicrospheres mixed matrix membranes for CO2 separation

Mixed matrix membranes(MMMs)composed of sulfonated poly(ether ether ketone)(SPEEK)and amine-functionalized TiO2 submicrospheres modified with polyethyleneimine(PEI)were prepared.TiO2 submicrospheres w

会议

mixed matrix membranesSPEEKamine-functionalized TiO2dopaminePEICO2 separati

Immobilization of lipase in catalytically active membranes and their application in pervaporation ai

A composite catalytically active membrane immobilized with Candida rugosa lipase has been prepared using immersion phase inversion technique.SEM images showed that a "sandwich-like"membrane structure

会议

catalytically active membraneimmersion phase inversioncandida rugosa lipasepe

Recovery of Cu(Ⅱ)ions by tannin immobilized porous eggshell membrane adsorbent from aqueous solution

A novel porous membrane adsorbent(Tan-ESM)was prepared by grafting of amino groups on the eggshell membrane(ESM),and then immobilized with tannin(Tan).The adsorption property of the Tan-ESM was invest

会议

tanninCu(Ⅱ)eggshell membraneadsorption isotherms

Solar powered membrane distillation process

The ground water quality problems present today by many countries caused by contamination and by overexploitation,or by combination of both.These problems have been overcome by membrane thermal proces

会议

membrane distillationreverse osmosisdesalinationcost

Simulated moving-bed technologies for multi-component separations with high-purity and high-yield

Many chemicals and biochemicals need to be separated or purified for food,fuel,pharmaceutical,and other applications.Batch chromatography has been widely used for analysis and purification because of

会议

Residue-level elucidation of pore curvature effects on protein structural change during chromatograp

Elucidation of protein microscopic behavior in porous media is an important determinant to design and optimize the purification and separation of protein by chromatography.To date,accurate residue det

会议

protein chromatographypore size or curvatureNMRhydrogen and deuterium(h/d)exc

Molecular layer-by-layer deposition of highly crosslinked polyamide films for RO membrane applicatio

其他学术论文