COPOLYMER

作品数：420被引量：467H指数：9
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相关领域：理学更多>>
相关作者：林嘉平齐治国王文王立权张瑜更多>>
相关机构：华东理工大学中国科学院清华大学中国科学技术大学更多>>
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相关基金：国家自然科学基金国家重点基础研究发展计划国家教育部博士点基金中国博士后科学基金更多>>
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Preparation of hydrophobic flat sheet membranes from PVDF-HFP copolymer for enhancing the oxygen permeance in nitrogen/oxygen gas mixture被引量：1
《Chinese Journal of Chemical Engineering》2020年第6期1566-1581,共16页Bahador Akbari Asghar Lashanizadegan Parviz Darvishi Abdolrasoul Pouranfard 
In this study, poly(vinilydene fluoride-co-hexafluoropropylene)(PVDF-HFP) was used for preparation of hydrophobic membranes using non-solvent induced phase inversion(NIPS) technique. PVDF-HFP copolymer with concentrat...
关键词：Oxygen-enriched air Hydrophobic flat sheet membrane PVDF-HFP copolymer Enhancing oxygen permeance Pore structure 
Fabrication and characterization of epoxylated zwitterionic copolymergrafted silica nanoparticle as a new support for lipase immobilization被引量：4
《Chinese Journal of Chemical Engineering》2020年第4期1129-1135,共7页Ning Chen Chunyu Zhang Xiaoyan Dong Yan Sun 
funded by the National Natural Science Foundation of China(21621004);the National Key Research and Development Program of China(2018YFA0900702)。
Our previous work proved that the thermal stability of Candida rugosa lipase(CRL)immobilized on zwitterionic polymer(poly(carboxybetaine methacrylate))grafted silica nanoparticle(SNP)was much higher than that on poly(...
关键词：LIPASE IMMOBILIZATION Zwitterionic copolymer Interfacial activation STABILIZATION 
Synthesis and Characterization of Proton-conducting Polymer Electrolytes Based on Acrylonitrile-Styrene Sulfonic Acid Copolymer/Layered Double Hydroxides Nanocomposltes被引量：2
《Chinese Journal of Chemical Engineering》2008年第6期938-943,共6页王盎然 包永忠 翁志学 黄志明 
Supported by Program for New Century Excellent Talents in University(NCET-07-0738)
Acrylonitrile-sodium styrene sulfonate copolymer/layered double hydroxides nanocomposites were prepared by in situ aqueous precipitation copolymerization of acrylonitrile （AN） and sodium styrene sulfonate （SSS） in...
关键词：ACRYLONITRILE sodium styrene sulfonate layered double hydroxides NANOCOMPOSITE polymer electrolyte proton conductivity 
Vapor-Liquid Equilibrium of Copolymer＋ Solvent Systems： Experimental Data and Thermodynamic Modeling with New UNIFAC Groups
《Chinese Journal of Chemical Engineering》2008年第4期605-611,共7页Roégrio A.G.Sé Martín Aznar 
Fundao de Amparo à Pesquisa do Estado de So Paulo(FAPESP)
Vapor-liquid equilibrium （VLE） data for copolymer solutions are necessary for several chemical processes. However, VLE data for copolymer solutions in the published report are rare. In this study, experimental VLE d...
关键词：COPOLYMERS gravimetric sorption vapor-liquid equilibrium 
Microwave-assisted Synthesis of Modified Polyaspartic Acid in Solvent被引量：6
《Chinese Journal of Chemical Engineering》2007年第3期458-462,共5页张玉玲 黄君礼 程志辉 杨士林 
Supported by Harbin Key Technologies R&D Program(No.2003AA4CS123).
Polyaspartic acid(PASP)is suitable for the inhibition of scale deposition from water.To enhance its in- hibition efficiency,PASP was modified by reacting aspartic acid(Asp)with glutamic acid(Glu)to provide Asp-Glu cop...
关键词：microwave irradiation aspartic acid glutamic acid COPOLYMER conversion ratio scale inhibition 
Preparation and Characterization of Hybrid Aqueous Dispersions Composed of Silica Sol and Poly(styrene-co-acrylate)被引量：4
《Chinese Journal of Chemical Engineering》2005年第6期816-823,共8页黄福明 张国伟 胡春圃 应圣康 
Supported by Science and Technology Commission of Shanghai Municipality (No. 0212nm008).
A stable silica sol with 3-5 nm in diameter, which can form homogeneous film without crack, was prepared and characterized. Then, the inorganic-organic hybrid aqueous dispersion composed of such a silica sol and an em...
关键词：silica sol COPOLYMER aqueous dispersion inorganic-organic hybrid amino-polysiloxane 
Diffusion of an Antifogging Agent in Polyethylene Film
《Chinese Journal of Chemical Engineering》2002年第5期575-579,共5页刘惠 谢方友 何潮洪 申屠宝卿 韩冬林 
Supported by the National Natural Science Foundation of China (No. 39830230).
The diffusion of an antifogging agent, EO/PO (epoxyethane/epoxypropane) copolymer, through apolyethylene PE film was studied using a simple experimental system. It was found that the temperature, concentration of anti...
关键词：antifogging agent POLYETHYLENE DIFFUSION copolymer ofepoxyethane/epoxypropane 
KINETICS OF DIFFUSION-CONTROLLED DRUG MATRICES RELEASE SYSTEM
《Chinese Journal of Chemical Engineering》1993年第1期12-19,共8页王绍亭 杨志生 朱云仙 
A refined double integral method has been applied to the problem encountered in the diffu-sion release of a drug from a polymeric matrix.The finite external mass transfer resistance has alsobeen incorporated into the ...
关键词：diffusional controlled RELEASE ethylene- VINYL ALCOHOL COPOLYMER RELEASE KINETICS 
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