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- Keywords gas separation;polymeric membrane material;gas pair CO2/CH4;modification; 气体分离;高分子膜材料;CO2/CH4体系;改性;
- polymeric membrane material 高分子膜材料
- Chitosan (N-acetylated chitin) is an alkaline polymer membrane material which is biocompatible, nontoxic, natural, environmentally friendly, and low cost. 壳聚糖是甲壳素脱乙酰基的产物,具有良好的成膜性、生物相容性、环保以及价格低廉等特点。
- The polymers have good application prospects in coating, blending modification, polymeric membrane, medicine, nanophase composite material, polyelectrolyte and hyperbranched liquid crystal. 阐述了目前超支化聚合物在涂料、共混改性、聚合物膜、药物、纳米复合材料、聚电解质、超支化液晶等方面的应用进展;
- Radiation induced graft copolymerization of functional monomers onto polymeric membrane is an important method for battery separator preparation. 电池隔膜的制备方法有许多种,其中聚合物膜辐射引发接枝功能型单体是电池隔膜制备的重要手段之一。
- By using PPENK as membrane material and NMP as solvent,the effects of polymer concentration,content and types of additives,and gel-bath temperature on membrane's performance were studied. 以新型聚芳醚腈酮为膜材料,以N-甲基-2-吡咯烷酮(NMP)为溶剂,研究了聚合物浓度、添加剂种类及含量、凝胶浴温度等对超滤膜性能的影响。
- The calix[4]arene metal ion complex formation constants in solvent polymeric membrane were determined directly by potentiometry with a two layer sandwich membrane electrode. 合成6个硒功能化杯芳烃为载体,采用双层夹心膜电位法直接测定了溶剂聚合物膜中载体与金属离子生成的络合物生成常数。
- Recently,it was realized that polymeric membrane ion-selective electrodes can be optimized to show dramatically improved detection limits over traditional values. 近年来,人们认识到,聚合物膜离子选择性电极经优化后可以获得较传统电极低得多的检出限。
- The modification methods of polymer membrane materials was reviewed.In order to improve hydrophile and flux of membrane ,it can be use the surfactant modified membrane. 本文着重综述了目前常用的高分子分离膜材料的改性方法.;表面活性剂改性法可以改善膜表面的亲水性;提高了膜的通量;
- This is a review about the classification, the preparation methods and the separation mechanism of the functional polymeric membrane, Their application in industry is also discussed. 对高分子功能膜的分类、制备方法进行综述,阐述了分离膜的分离机理和过程,在工业上的应用及开发前景。
- Membrane material uses polyimide, the model of module uses hollow fiber, the process of practicing uses pressure process. 膜材料选用了聚酰亚胺,膜组件类型选用了中空纤维,膜过程操作方式选用了加压式。
- Membrane material is widely used to form deployable space structural systems, including solar arrays of various designs. 薄膜材料广泛运用于太空可展开航天器,薄膜的折叠和展开分析是其中的关键技术。
- Kinds of membrane material, membrane catalytic reaction, and the mechanism, property, and kinds of membrane reactors were introduced. 介绍了膜材料的种类,膜催化反应,膜反应器的机理、性能及种类。
- The developed technology is suitable for the production of low gage polymeric membranes of high porosity and narrow pore size distribution. 此技术适合生产用于多孔和细孔分离的低量剂聚合物薄膜。
- The dependence of VMD performances on the membrane material and membrane pore sizes resulted mostly from different oxidation ability of hexavalent chromium and trivalent chromium. 详细考察了两种膜材料在减压膜蒸馏技术分离含铬溶液过程中的应用性能,发现由于溶液中六价铬和三价铬的氧化性不同,从而对膜材料和膜孔径的要求也有所不同;
- SPES/PSF ultrafiltration membrane was successfully prepared by the blend method, with sulfonated polyethersulfone (SPES) and polysulfone (PSF) as membrane material. 摘要 以磺化聚醚砜(SPES)和聚砜(PSF)为膜材料,用共混法制备了SPES/PSF超滤膜。
- polymeric membrane for separation [化] 高分子分离膜
- The mechanics behavior of membrane material under residual stress and compressive stress has been studied . Deformation,stress,fracture and buckle are involved. 涉及力学问题有薄膜材料在残余应力和外载荷作用下的变形、应力、断裂和屈曲等。
- The results showed the contents ofdimethylsilicone in the polymer membrane materials had influence on separation per-formance of membranes. 结果表明聚合物中有机硅成份的含量对透过速率及分离系数均有较大影响。