A novel polyvinylidene fluoride blending modified membrane with ion-exchanging property, was prepared using thermally induced polymerization technique and phase inversion blending process. 应用热引发聚合和相转移技术,制备了具有离子交换性能的聚偏氟乙烯共混改性膜。
The polyvinylidene fluoride ( PVDF) flat microporous membrane was prepared via thermally induced phase separation ( TIPS) method using dimethyl phthalate ( DMP) as the diluent. 以邻苯二甲酸二甲酯(DMP)为稀释剂,采用热致相分离法(TIPS)制备了聚偏氟乙烯(PVDF)平板微孔膜。
Fabrication and Dielectric Properties of Barium Titanate/ Polyvinylidene Fluoride Multi-Layered Composites 钛酸钡/聚偏氟乙烯多层复合材料的制备与介电性能研究
Effect of fluorine resin on hydrophobicity of polyvinylidene fluoride ( PVDF) membrane 氟树脂对聚偏氟乙烯膜疏水性的影响
Transport of copper ion through supported liquid membrane in microporous polyvinylidene fluoride hollow fiber module 多孔聚偏氟乙烯中空纤维支撑液膜中Cu(Ⅱ)的传输过程
The aim of this study was to control membrane fouling through elucidating the behaviors of levan adsorption onto Polyvinylidene Fluoride ( PVDF) membrane in membrane bioreactor. 活性污泥体系中存在产生果聚糖的诸多微生物,研究其在膜表面的吸附行为有利于控制膜生物反应器中的膜污染。
Preparation and Modification of Polyvinylidene Fluoride ( PVDF) Microfiltration Membrane 聚偏氟乙烯(PVDF)微滤膜的制备及改性研究
Bromine extraction experiment was carried out through membrane Absorption method with novel polyvinylidene fluoride ( PVDF) hydrophobic hollow fiber membrane, using sodium formate as Absorbent. 利用新型疏水性聚偏氟乙烯(PVDF)中空纤维膜及组件,开展膜吸收浓海水提溴过程研究。
Effect of nano-sized TiO_2 on performance of polyvinylidene fluoride membrane 纳米TiO2/聚偏氟乙烯膜性能的影响
Polyvinylidene fluoride was used to prepare solvent base fluorocarbon coating, and the solvent constitution of PVDF coating was screened and optimized. 用聚偏氟乙烯(PVDF)树脂制备了溶剂型氟碳涂料,筛选并优化了PVDF涂料的溶剂组成。
Performance of TiO_2-Modified Polyvinylidene Fluoride Membrane TiO2改性聚偏氟乙烯膜的性能研究
The microwave permittivity and permeability of the Li-ferrite/ Bi-Sr-Ca-Cu-O-superconductor/ polyvinylidene fluoride composites were measured with the transmission resonant cavity. 用传输式谐振腔法测量了Li-铁氧体/Bi-Sr-Ca-Cu-O-超导体/聚偏氟乙烯三元复合材料的微波(8-11GHz)复数介电常数和磁导率。
PVDF ( polyvinylidene fluoride) hollow fiber membrane module using toluene as extractant was used to treat TNT waste water. 采用聚偏氟乙烯中空纤维膜器,以甲苯为萃取剂,对TNT废水进行了萃取实验。
In this study, we prepared ultrafiltration membrane of polyvinylidene fluoride ( PVDF) as porous support membrane, and prepared the PVA/ PVDF composite membranes on the support membrane by spread method. 本论文还选用聚偏氟乙烯(PVDF)材料,用L-S法制备了聚偏氟乙烯超滤底膜;并以上述PVA交联液为涂层,制备了PVA/PVDF复合膜。
Development of preparation techniques for polyvinylidene fluoride ( PVDF) microporous membranes 聚偏氟乙烯微孔膜制备方法研究进展
The development and trend of the polyvinylidene fluoride resin and coating used in architecture are introduced. 本文主要叙述了建筑用聚偏氟乙烯树脂及其涂料的发展历程和开发动向。
Studies on post-treatment process of polyvinylidene fluoride emulsion 聚偏氟乙烯乳液后处理工艺的研究
We have investigated the thermally induced crystalline transformations of Polyvinylidene fluoride and a copolymer of vinylidene fluoride and tetrafluoroethylene using DSC method and infrared spectroscopy. 本文报导利用DSC法及红外光谱法研究聚偏氟乙烯及偏氟乙烯&四氟乙烯共聚物热诱导的晶型转变。
The polymerization theories and process routes of the synthesis of polyvinylidene fluoride ( PVDF) by emulsion polymerization and suspension polymerization are reviewed, and the advantages and disadvantages of these two methods were compared with each other. 综述了乳液聚合法和悬浮聚合法合成PVDF树脂的反应原理、工艺流程,并进行了这两种合成方法优缺点的比较。
XPS investigation of plasma modified polyvinylidene fluoride surface 等离子体改性的聚偏氟乙烯表面结构的XPS研究
The gravitational thermal analysis, machine intensity analysis and contact angle determination were employed to characterize the performance of Polyvinylidene Fluoride membrane after hydrophilic modification. 用热重分析、机械强度分析和接触角测定对亲水改性后的聚偏氟乙烯膜进行了表面性能表征。
The results show that the thermal stability and machine intensity were improved compared to Polyvinylidene Fluoride membrane. 结果表明,与聚偏氟乙烯膜相比,改性膜的热稳定性和机械强度均有所提高。
Uses testing method of integrated tubular fiber polyvinylidene fluoride membrane bioreactor for treatment of sanitary sewage, to study COD and NH 3-N removing result. 采用一体式中空纤维聚偏氟乙烯膜生物反应器处理生活污水的试验研究方法,研究了COD和NH3-N的去除效果。
In this paper, the extraction of bromine from seawater and brine was studied with new type macromolecule polyvinylidene fluoride ( PVDF) hollow fiber gas membrane. 文章以新型高分子材料聚偏氟乙烯(PVDF)为膜,采用中空纤维气态膜分离方法对海水及增浓后海水(卤水)提溴进行了探讨。
This paper studied the post-treatment process of polyvinylidene fluoride ( PVDF) emulsion consisting of coagulation, washing-up, centrifugalization and drying procedure. 研究了聚偏氟乙烯(PVDF)乳液凝聚、洗涤分离、干燥等后处理工序。
Polyvinylidene fluoride ( PVDF) has good chemical stability, thermal stability and mechanical strength, and is mainly used to prepare separation membranes. 聚偏氟乙烯(PVDF)具有良好的化学稳定性、热稳定性和机械强度,适用于制备性能优良的分离膜材料。
Though costly, polyvinylidene fluoride ( PVDF) has excellent thermal and chemical stability. 聚偏氟乙烯(PVDF)虽然价格昂贵,但热稳定性和化学稳定性很好。
In this paper, polyvinylidene fluoride ( PVDF) was used as membrane material to make the composite membrane and characterize it. The membrane is used in vacuum membrane distillation. 本论文以聚偏氟乙烯(PVDF)为成膜材料,研究了膜蒸馏用复合膜的制备及表征,并将其应用于真空膜蒸馏实验过程。
Due to its excellent processability, thermal and chemical stability, polyvinylidene fluoride ( PVDF) is widely used in membrane process. 聚偏氟乙烯(PVDF)由于其优良的可加工性能、化学、热稳定性而广泛应用于膜过程中。
PVDF ( Polyvinylidene fluoride) piezoelectric film was selected as the touching/ sliding sensor. 采用聚偏二氯乙烯(PVDF)压电薄膜制作了触滑觉传感器。