zhyjiang@tju.edu.cn
化学工艺
未公开
教授
仿生矿化和自组装法多酶系统的理性构建与过程强化

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面向烯烃与烷烃分离的有机分子筛膜研究

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酶-无机介质-高分子杂化生物凝胶的制备与催化特性

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低聚异麦芽糖酶法制备与膜法分离耦合技术的研究

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生物催化剂的环境适应性机制研究

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抗污染膜技术在炼化污水回用处理中应用评价研究

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独山子石化炼化新区污水处理工艺优化的研究

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抗污染膜在水处理和生物医药分离等领域的应用研究

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化工污水深度处理回用装置长周期运行的研究

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煤转化废水近零排放及资源化关键技术研究与应用示范

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基于酶-光偶联模型的光合作用介尺度机制探索

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难降解高盐有机废水资源化利用技术

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膜法海水淡化成套技术研发

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抗污染、高通量膜材料制备与膜过程强化关键技术

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分子选择型混合基质膜限域结构形成机制与调变

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壳聚糖-沸石分子筛杂化膜自由体积调控与质子通道构建
一种聚乙烯醇/聚醚砜渗透蒸发复合膜的制备方法

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一种锌离子功能化石墨烯填充杂化膜及其制备方法和应用

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仿生制备纳米二氧化钛微球的方法

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仿生化二氧化硅固定β-葡萄糖醛酸苷酶的纳米颗粒制备方法

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海藻酸-碳酸钙杂化凝胶固定β-葡萄糖醛酸苷酶的方法

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壳聚糖与丙烯酸-2-丙烯酰胺-2-甲基丙磺酸共聚物共混膜及制备方法与应用

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高分子功能化碳纳米管及其制备方法

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核壳结构固定化酶颗粒及其制备方法

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壳聚糖/二氧化钛超薄杂化膜及制备方法和应用

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一种改性的聚偏氟乙烯杂化膜的制备方法及其应用

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填充含聚硅氧烷两亲性表面改性剂的抗污染膜及其制备方法

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高分子-无机杂化膜及制备方法和应用

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用于制备优良性能膜的含氟两亲性改性材料及制备方法

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核壳结构固定化酶颗粒及其制备方法

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聚合物多孔膜的无溶剂制备方法

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细菌纤维素-无机纳米颗粒杂化膜与制备方法

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Nafion-高分子功能化碳纳米管杂化膜的制备方法和应用

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精蛋白-氧化硅多孔杂化微囊和制备方法

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一种基于纳米银颗粒功能化石墨烯杂化复合膜的制备及应用

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一种囊壁厚度为纳米级的聚烯丙基胺-氧化硅杂化微囊和制备方法

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一种含氟聚酰胺复合纳滤膜的制备方法

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超薄活性层的中空纤维复合膜及制备方法和应用

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本发明提供一种高分子功能化碳纳米管,其中,高分子含量为30-95wt％。采用碳纳米管表面共价接枝高分子的方法制备得到,是将乙烯基修饰的碳纳米管在乙腈、功能单体、交联剂和引发剂偶氮二异丁腈中进行沉淀聚合反应,修饰高分子,所述功能单体是甲基丙烯酸,丙烯酸,苯乙烯,乙烯基磷酸二甲酯,乙烯基咪唑,乙烯基吡啶,丙烯酰胺,异丙基丙烯酰胺,丙烯腈和丙烯酸羟乙酯中一种；所述交联剂是乙二醇二甲基丙烯酸酯,二乙烯基苯和N,N'-亚甲基双丙烯酰胺中一种；从而制备了一系列不同组成的高分子功能化的碳纳米管。

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本发明公开了一种核壳结构固定化酶颗粒及其制备方法。所述的固定化酶颗粒平均粒径为50微米,其核材为正十六烷,壳材为氧化钛纳米颗粒,每克氧化钛纳米颗粒含酸脱氢酶量或含过氧化氢酶量为30~180毫克,该氧化钛纳米颗粒平均粒径为80纳米。其制备过程包括以含酶的精氨酸为催化剂,多巴为终止剂,协同作用下催化钛的前驱体形成含酶的氧化钛纳米颗粒,将含酶纳米颗粒分散于油水乳化液中乳化并老化一定时间制得核壳结构固定化酶颗粒。本发明优点在于该核壳固定化酶颗粒酶催化活性高,易回收,酶活回收率高,稳定性好,适用范围广。

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本发明涉及一种壳聚糖/二氧化钛超薄杂化膜及制备方法和应用。制备过程包括：配制质量浓度为2wt%的壳聚糖醋酸溶液；将四氯化钛和3-(3,4-二羟基苯基)丙酸依次加入乙醇-水混合溶液中搅拌；将一定比例的上述溶液滴加入配制好的壳聚糖溶液中反应一段时间；加入戊二醛进行交联反应；过滤静置脱泡后得到铸膜液,旋涂于聚丙烯腈超滤膜上,经干燥处理后得到超薄杂化膜。本发明制备过程条件温和,原料丰富,可控。制得的超薄杂化膜厚度为250nm左右,可用于有机溶剂脱水,气体脱湿,溶液脱盐等过程,具有优异的综合性能。

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本发明公开了一种改性的聚偏氟乙烯杂化膜的制备方法,包括制备含氟两亲性膜改性剂和制备含氟两亲性膜复合改性剂溶液,最终制备改性的聚偏氟乙烯杂化膜,其中,含氟两亲性膜改性剂是以丙烯酸六氟丁酯及丙烯酸为原料,以偶氮二异丁腈为引发剂,乙醇为溶剂,在氮气保护下,采用顺序滴加法而制成。该改性剂通过与钛酸丁酯共混制成复合改性剂溶液,再与聚偏氟乙烯溶液混合利用相转化方法制备得到改性的聚偏氟乙烯杂化膜。本发明的优点在于：杂化膜的制备方法过程条件温和、简单易行,所制备的杂化膜性能优异

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本发明公开了一种填充含聚硅氧烷两亲性表面改性剂的抗污染膜的制备方法。所涉及的含聚硅氧烷两亲性表面改性剂制备方法如下：按聚乙二醇-聚甲氧丙烯-聚乙二醇嵌段共聚物与乙烯基硅油按摩尔配比,加入去离子水制成乳化液,氮气保护下加入引发剂硝酸铈铵,搅拌反应得到含有产物的反应溶液；反应溶液经去水、去杂、干燥,得到含硅氧烷链段的两亲性改性剂。将聚醚砜基膜材料与上述含聚硅氧烷两亲性表面改性剂按质量比溶于N,N-二甲基甲酰胺溶剂中配制成均相铸膜液；铸膜液经脱泡、刮制成初生态膜,最后形成固态膜。

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本发明公开了一种高分子-无机杂化膜及制备方法和应用,属于气体膜分离技术领域。所述的高分子-无机杂化膜以聚氧乙烯-聚己内酰胺嵌段共聚物为主体高分子,以过渡金属离子Fe3+或Cu2+与多巴胺络合的金属-有机络合物为填充物。其制备过程包括：配制聚氧乙烯-聚己内酰胺嵌段共聚物溶液；加入盐酸多巴胺粉末以及FeCl3或CuCl2溶液,制得制膜液；室温下干燥,得到均质杂化膜或将涂覆于聚砜超滤膜表面,室温下干燥,得到复合膜。本发明的优点包括：过程简单,制得的杂化膜用于气体分离,具有优异性能。

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本发明公开了一种用于制备优良性能膜的含氟两亲性改性材料及其制备方法。所述的含氟两亲性改性材料结构式如下：该含氟两亲性改性材料的制备过程：配置甲基丙烯酸六氟正丁酯乳化液,将[3-(甲基丙烯酰氨基)丙基]二甲基(3-硫代丙基)氢氧化铵内盐单体水溶液滴加在上述乳液中,氮气保护下加入引发剂过硫酸钾,反应后蒸发干燥处理得到含氟两亲性改性材料。本发明的优点在于：该制备方法过程条件温和、简单易行,制得含氟两亲性改性材料,用于制备优良性能膜,膜具有抗污染、自清洁、智能性,性能优越。

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本发明公开了一种核壳结构固定化酶颗粒及其制备方法。所述的固定化酶颗粒平均粒径为50微米,其核材为正十六烷,壳材为氧化钛纳米颗粒,每克氧化钛纳米颗粒含酸脱氢酶量或含过氧化氢酶量为30~180毫克,该氧化钛纳米颗粒平均粒径为80纳米。其制备过程包括以含酶的精氨酸为催化剂,多巴为终止剂,协同作用下催化钛的前驱体形成含酶的氧化钛纳米颗粒,将含酶纳米颗粒分散于油水乳化液中乳化并老化一定时间制得核壳结构固定化酶颗粒。本发明优点在于该核壳固定化酶颗粒酶催化活性高,易回收,酶活回收率高,稳定性好,适用范围广。

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本发明公开了一种聚合物多孔膜的无溶剂制备方法。该方法过程包括以过氧化苯甲酰为引发剂,以己二醇二丙烯酸酯为交联剂,通过热引发液相单体甲基丙烯酸羟基乙酯在两片玻璃片之间的本体聚合,交联固化成膜。同时,致孔剂正硅酸乙酯在成膜过程中通过溶胶凝胶过程形成二氧化硅颗粒,成膜后去除二氧化硅颗粒致孔。该方法制备过程无需有机溶剂,绿色无污染；可节省溶剂支出且无需溶剂回收过程,降低制膜成本。所制备的膜表面亲水性强,蛋白吸附量低,膜厚度可调,用于生物分离时表现了高通量,良好的分离效果和优良的抗污染能力。

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本发明涉及一种利用微生物制备细菌纤维素-无机纳米颗粒杂化膜的生物合成方法。该制备方法之一：在加入二(2-羟基丙酸)二氢氧化二铵合钛的液体培养基中培养木醋杆菌,经提纯得到细菌纤维素-TiO2纳米杂化膜。方法之二：将二(2-羟基丙酸)二氢氧化二铵合钛水热分解,合成TiO2胶体颗粒；然后,将其加入到培养基中,在该培养基中培养木醋杆菌,经提纯得到细菌纤维素-TiO2纳米杂化膜。方法之三：在加入硅酸钠或硅酸的液体培养基中培养木醋杆菌,经提纯得到细菌纤维素-SiO2纳米杂化膜。

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本发明涉及一种Nafion一高分子功能化碳纳米管杂化膜的制备方法，其中，功能化碳纳米管是以乙烯基修饰的碳纳米管，功能单体(甲基丙烯酸，乙烯基磷酸二甲醋或者苯乙烯)，交联剂(乙二醇二甲基丙烯酸醋或者二乙烯基苯)，偶氮二异丁睛，乙睛为原料制备而成。将功能化碳纳米管分散于Nafion,氮氮二甲基乙酞胺中得到铸膜液，采用流延法制得Nafion一功能化碳纳米管杂化膜。本发明中碳纳米管功能化方法制备简单，可以在80min内在碳纳米管表面聚合10-35nm厚高分子层本

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Graphene oxide-based solid electrolytes with 3D prepercolating pathways for efficient proton transport

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g-C3N4@alpha-Fe2O3/C photocatalysts: synergistically intensified charge generation and charge transfer for NADH regeneration

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Bioinspired ultrastrong solid electrolytes with fast proton conduction along 2D channels

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Graphene oxide membranes with heterogeneous nanodomains for efficient CO2 separations

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Enzyme-conjugated ZIF-8 particles as efficient and stable Pickering interfacial biocatalysts for biphasic biocatalysis

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Antifouling membranes for sustainable water purification: strategies and mechanisms

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Incorporating Zwitterionic Graphene Oxides into Sodium Alginate Membrane for Efficient Water/Alcohol Separation

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Enhanced membrane antifouling and separation performance by manipulating phase separation and surface segregation behaviors t

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Manipulating the segregation behavior of polyethylene glycol by hydrogen bonding interaction to endow ultrafiltration membran

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Constructing asymmetric membranes via surface segregation for efficient carbon capture

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Free-Standing Graphene Oxide-Palygorskite Nanohybrid Membrane for Oil/Water Separation

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Enhancing 6-APA Productivity and Operational Stability of Penicillin G Acylase via Rapid Surface Capping on Commercial Resins

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Antifouling high-flux membranes via surface segregation and phase separation controlled by the synergy of hydrophobic and hyd

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Facilitated transport membranes by incorporating different divalent metal ions as CO2 carriers

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A highly permeable graphene oxide membrane with fast and selective transport nanochannels for efficient carbon capture

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Fabrication of Chitosan Membranes with High Flux by Magnetic Alignment of In Situ Generated Fe3O4

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Graphitic carbon nitride nanosheets/sulfonated poly(ether ether ketone) nanocomposite membrane for direct methanol fuel cell

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Fabrication of bimodal-pore SrTiO3 microspheres with excellent photocatalytic performance for Cr(VI) reduction under simulate

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Highly water-permeable and stable hybrid membrane with asymmetric covalent organic framework distribution

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Zwitterionic materials for antifouling membrane surface construction

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Tubular g-C3N4 Isotype Heterojunction: Enhanced Visible-Light Photocatalytic Activity through Cooperative Manipulation of Ori

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Enhanced gas separation performance of mixed matrix membranes from graphitic carbon nitride nanosheets and polymers of intrin

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Constructing efficient ion nanochannels in alkaline anion exchange membranes by the in situ assembly of a poly(ionic liquid)

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A highly proton-conducting, methanol-blocking Nafion composite membrane enabled by surface-coating crosslinked sulfonated gra

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Manipulating the multifunctionalities of polydopamine to prepare high-flux anti-biofouling composite nanofiltration membranes

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Pervaporation dehydration of an acetone/water mixture by hybrid membranes incorporated with sulfonated carbon molecular sieve

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Engineering amphiphilic nanofiltration membrane surfaces with a multi-defense mechanism for improved antifouling performances

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Preparing alkaline anion exchange membrane with enhanced hydroxide conductivity via blending imidazolium-functionalized and s

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Trapping bound water within a polymer electrolyte membrane of calcium phosphotungstate for efficient CO2 capture

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Coordination-Enabled Synergistic Surface Segregation for Fabrication of Multi-defense Mechanism Membranes

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Stereoselective Assembly of Amino Acid-Based Metal-Biomolecule Nanofibers

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Nanostructured Ion-Exchange Membranes for Fuel Cells: Recent Advances and Perspectives

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Facilitated transport of small molecules and ions for energy-efficient membranes

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Enzymatic conversion of carbon dioxide

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Tunable Nanochannels along Graphene Oxide/Polymer Core-Shell Nanosheets to Enhance Proton Conductivity

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Enhanced CO2 separation properties by incorporating poly(ethylene glycol)-containing polymeric submicrospheres into polyimide

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Manipulating the interfacial interactions of composite membrane via mussel-inspired approach toward enhanced separation selec

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Three-dimensional porous aerogel constructed by g-C3N4 and graphene oxide nanosheets with excellent visible-light photocataly

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Coordination-Enabled One-Step Assembly of Ultrathin, Hybrid Microcapsules with Weak pH-Response

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Efficient Wastewater Treatment by Membranes through Constructing Tunable Antifouling Membrane Surfaces

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Bioinspired preparation of polydopamine microcapsule for multienzyme system construction

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Enhanced Water Retention by Using Polymeric Microcapsules to Confer High Proton Conductivity on Membranes at Low Humidity

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Engineering a Robust, Versatile Amphiphilic Membrane Surface Through Forced Surface Segregation for Ultralow Flux-Decline

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Preparation of Protamine-Titania Microcapsules Through Synergy Between Layer-by-Layer Assembly and Biomimetic Mineralization

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Ultrathin and Stable Active Layer of Dense Composite Membrane Enabled by Poly(dopamine)

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Capsules-in-bead scaffold: a rational architecture for spatially separated multienzyme cascade system

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Protamine-templated biomimetic hybrid capsules: Efficient and stable carrier for enzyme encapsulation

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Carbon and nitrogen co-doped TiO2 with enhanced visible-light photocatalytic activity