层层自组装技术的新进展
Innovation in Layer-by-Layer Self-Assembly Technology
DOI: 10.12677/HJCET.2017.76042, PDF,   
作者: 费奔, 江依静, 林莎, 沈青:东华大学纤维材料改性国家重点实验室,上海;东华大学高分子系,上海
关键词: 自组装喷雾流体Self-Assembly Spray Fluid Electricity Magnetics
摘要: 层层自组装技术在纳米材料制备过程的应用受到了日益增长的关注、推动了材料制备方法的发展。基于层层自组装新技术的不断涌现,本文对该技术在最近的发展进行了综述。
Abstract: The application of Layer-by-Layer self-assembly in the preparation of nanomaterials has been paid more and more attention, which has promoted the development of material preparation methods. Based on the continuous emergence of new technologies for Layer-by-Layer self-assembly, this paper summarizes the recent developments in this technology.
文章引用:费奔, 江依静, 林莎, 沈青. 层层自组装技术的新进展[J]. 化学工程与技术, 2017, 7(6): 301-314. https://doi.org/10.12677/HJCET.2017.76042

参考文献

[1] Richardson, J.J., Björnmalm, M. and Caruso, F. (2015) Multilayer Assembly. Technology-Driven Layer-by-Layer Assembly of Nanofilms. Science, 348, 2491.
[2] Decher, G. and Schlenoff, J.B. (2012) Multilayer Thin Films: Sequential Assembly of Nanocomposite Materials. 2nd Edition, Wiley-VCH, Weinheim, Germany. [Google Scholar] [CrossRef
[3] Peiffre, D., Corley, T., Halpern, G., et al. (1981) Utilization of Polymeric Materials in Laser Fusion Target Fabrication. Polymer, 22, 450-460. [Google Scholar] [CrossRef
[4] Fujita, S. and Shiratori, S. (2004) Waterproof Anti Reflection Films Fabricated by Layer-by-Layer Adsorption Process. Japanese Journal of Applied Physics, 43, 2346-2351. [Google Scholar] [CrossRef
[5] Kim, J.H., Kim, S.H. and Shiratori, S. (2004) Electrospun Nanofibrous Membranes Coated Quartz Crystal Microbalance as Gas Sensor for NH 3 Detection. Actuators, 102, 241-247.
[6] Decher, G. (1997) Toward Layered Polymeric Multicomposites. Science, 277, 1232-1237. [Google Scholar] [CrossRef
[7] Decher, G., Hong, J. and Schmitt, J. (1992) Buildup of Ultrathin Multilayer Films by a Self-Assembly Process: III. Consecutively Alternating Adsorption of Anionic and Cationic Polyelectrolytes on Charged Surfaces. Thin Solid Films, 210, 831-835. [Google Scholar] [CrossRef
[8] Decher, G. and Hong, J.D. (1991) Layer-by-Layer Deposited Multilayer Assemblies of Polyelectrolytes and Proteins: From Ultrathin Films to Protein Arrays. Macromolecular. Symposia, 46, 321-327. [Google Scholar] [CrossRef
[9] Decher, G. and Hong, J. (1991) Buildup of Ultrathin Multilayer Films by a Self-Assembly Process: II. Consecutive Adsorption of Anionic and Cationic Bipolar Amphiphiles and Polyelectrolytes on Charged Surfaces. Berichte der Bunsengesellschaft für Physikalische Chemie, 95, 1430-1434. [Google Scholar] [CrossRef
[10] Fu, J. and Schlenoff, J.B. (2016) Driving Forces for Oppositely Charged Polyion Association in Aqueous Solutions: Enthalpic, Entropic, but Not Electrostatic. Journal of the American Chemical Society, 138, 980-990. [Google Scholar] [CrossRef] [PubMed]
[11] Borges, J. and Mano, J.F. (2014) Molecular Interactions Driving the Layer-by-Layer Assembly of Multilayers. Chemical Reviews, 114, 8883-8942. [Google Scholar] [CrossRef] [PubMed]
[12] Zhang, X., Chen, H. and Zhang, H. (2007) Layer-by-Layer Assembly: From Conventional to Unconventional Methods. Chemical Communications, 1395-1405. [Google Scholar] [CrossRef
[13] Ma, L., Cheng, M., Jia, G., et al. (2012) Layer-by-Layer Self-Assembly under High Gravity Field. Langmuir, 28, 9849-9856. [Google Scholar] [CrossRef] [PubMed]
[14] Costa, R.R. and Mano, J.F. (2014) Polyelectrolyte Multilayered Assemblies in Biomedical Technologies. Chemical Society Reviews, 43, 3453-3479. [Google Scholar] [CrossRef] [PubMed]
[15] Boudou, T., Crouzier, T., Ren, K., et al. (2010) Multiple Functionalities of Polyelectrolyte Multilayer Films: New Biomedical Applications. Advanced Materials, 22, 441-467. [Google Scholar] [CrossRef] [PubMed]
[16] Saha, S. and Loo, S.C.J.J. (2015) Recent Developments in Multilayered Polymeric Particles—From Fabrication Techniques to Therapeutic Formulations. Journal of Materials Chemistry. B, 3, 3406-3419. [Google Scholar] [CrossRef] [PubMed]
[17] Correa, S., Dreaden, E.C., Gu, L., et al. (2016) Engineering Nanolayered Particles for Modular Drug Delivery. Journal of Controlled Release, 240, 364-386. [Google Scholar] [CrossRef] [PubMed]
[18] De Koker, S., Hoogenboom, R. and De Geest, B.G. (2012) Polymeric Multilayer Capsules for Drug Delivery. Chemical Society Reviews, 41, 2867-2884. [Google Scholar] [CrossRef] [PubMed]
[19] Ariga, K., Lvov, Y.M., Kawakami, K., et al. (2011) Layer-by-Layer Self-Assembled Shells for Drug Delivery. Advanced Drug Delivery Reviews, 63, 762-771. [Google Scholar] [CrossRef] [PubMed]
[20] Ariga, K., Yamauchi, Y., Rydzek, G., et al. (2014) ChemInform Abstract: Layer-by-Layer Nanoarchitectonics, Invention, Innovation, and Evolution. Chemistry Letters, 43, 36-68. [Google Scholar] [CrossRef
[21] Schaaf, P., Voegel, J.C., Jierry, L., et al. (2012) Spray-Assisted Polyelectrolyte Multilayer Buildup, from Step-by-Step to Single-Step Polyelectrolyte Film Constructions. Advanced Materials, 24, 1001-1016. [Google Scholar] [CrossRef] [PubMed]
[22] Dierendonck, M., De Koker, S., De Rycke, R., et al. (2014) Just Spray It—LbL Assembly Enters a New Age. Soft Matter, 10, 804-807. [Google Scholar] [CrossRef
[23] Li, Y., Wang, X. and Sun, J. (2012) ChemInform Abstract: Lay-er-by-Layer Assembly for Rapid Fabrication of Thick Polymeric Films. Chemical Society Reviews, 41, 5998- 6009. [Google Scholar] [CrossRef] [PubMed]
[24] Kirkland, J. (1965) Synthesis of Protocatechuate Oxygenase by Pseudomonas Fluorescens in the Presence of Exogenous Carbon Sources. Analytical Chemistry, 37, 1458-1461. [Google Scholar] [CrossRef
[25] Hong, X., Li, J., Wang, M., et al. (2004) Fabrication of Magnetic Luminescent Nanocomposites by a Layer-by-Layer Self-Assembly Approach. Chemistry of Materials, 16, 4022-4027. [Google Scholar] [CrossRef
[26] Izquierdo, A., Ono, S., Voegel, J.C., et al. (2005) Dipping versus Spraying: Exploring the Deposition Conditions for Speeding Up Layer-by-Layer Assembly. Langmuir, 21, 7558-7567. [Google Scholar] [CrossRef] [PubMed]
[27] Chen, D., Zhang, Y., Bessho, T., et al. (2016) Ag Films with Enhanced Adhesion Fabricated by Solution Process for Solar Reflector Applications. Chemical Engineering Journal, 303, 100-108. [Google Scholar] [CrossRef
[28] Alongi, J., Carosio, F., Frache, A. and Malucelli, G. (2013) Layer by Layer Coatings Assembled through Dipping, Vertical or Horizontal Spray for Cotton Flame Retardancy. Carbohydrate Polymers, 92, 114-119. [Google Scholar] [CrossRef] [PubMed]
[29] Mulhearn, W.D., Kim, D.D., Gu, Y. and Lee, D. (2012) Facilitated Transport Enhances Spray Layer-by-Layer Assembly of Oppositely Charged Nanoparticles. Soft Matter, 8, 10419-10427. [Google Scholar] [CrossRef
[30] Merrill, M. and Sun, C. (2009) Fast, Simple and Efficient Assembly of Nanolayered Materials and Devices. Nanotechnology, 20, 075606. [Google Scholar] [CrossRef] [PubMed]
[31] Krogman, K.C., Zacharia, N.S., Schroeder, S., et al. (2007) Automated Process for Improved Uniformity and Versatility of Layer-by-Layer Deposition. Langmuir, 23, 3137-3141. [Google Scholar] [CrossRef] [PubMed]
[32] Gittleson, F.S., Kohn, D.J., Li, X. and Taylor, A.D. (2012) Improving the Assembly Speed, Quality, and Tunability of Thin Conductive Multilayers. ACS Nano, 6, 3703-3711. [Google Scholar] [CrossRef] [PubMed]
[33] Lefort, M., Popa, G., Seyrek, E., et al. (2010) Spray-On Organ-ic/Inorganic Films: A General Method for the Formation of Functional Nano- to Microscale Coatings. Angewandte Chemie International Edition, 49, 10110-10113. [Google Scholar] [CrossRef] [PubMed]
[34] Gittleson, F.S., Hwang, D., Ryu, W.H., et al. (2015) Ultrathin Nanotube/Nanowire Electrodes by Spin-Spray Layer-by-Layer Assembly, A Concept for Transparent Energy Storage. ACS Nano, 9, 10005-10017. [Google Scholar] [CrossRef] [PubMed]
[35] Yin, Y., Hu, K., Grant, A.M., et al. (2015) Biopolymeric Nanocomposites with Enhanced Interphases. Langmuir, 31, 10859-10870. [Google Scholar] [CrossRef] [PubMed]
[36] Salomäki, M., Peltonen, T. and Kankare, J. (2012) Multilayer Films by Spraying on Spinning Surface—Best of Both Worlds. Thin Solid Films, 520, 5550-5556. [Google Scholar] [CrossRef
[37] Tang, H., Ji, S., Gong, L., et al. (2013) Tubular Ceramic-Based Multilayer Separation Membranes Using Spray Layer-by-Layer Assembly. Polymer Chemistry, 4, 5621-5628. [Google Scholar] [CrossRef
[38] Fukao, N., Kyung, K.H., Fujimoto, K., et al. (2011) Automatic Spray-LBL Machine Based on In-Situ QCM Monitoring. Macromolecules, 44, 2964-2969. [Google Scholar] [CrossRef
[39] Krogman, K., Cohen, R., Hammond, P., et al. (2013) Industrial-Scale Spray Layer-by-Layer Assembly for Production of Biomimetic Photonic Systems. Bioinspiration Biomimetics, 8, 045005. [Google Scholar] [CrossRef] [PubMed]
[40] Morton, S.W., Herlihy, K.P., Shopsowitz, K.E., et al. (2013) Scalable Manufacture of Built-to-Order Nanomedicine: Spray-Assisted Layer-by-Layer Functionalization of PRINT® Nanoparticles. Advanced Materials, 25, 4707-4713. [Google Scholar] [CrossRef] [PubMed]
[41] Qi, A., Chan, P., Ho, J., et al. (2011) Template-Free Synthesis and Encapsulation Technique for Layer-by-Layer Polymer Nanocarrier Fabrication. ACS Nano, 5, 9583-9591. [Google Scholar] [CrossRef] [PubMed]
[42] Wang, Y., Liu, Y., Cheng, Y., et al. (2011) Anatase TiO2 Crystal Facet Growth: Mechanistic Role of Hydrofluoric Acid and Photoelectrocatalytic Activity. Advanced Materials, 23, 5817-5821. [Google Scholar] [CrossRef] [PubMed]
[43] Thierry, B., Winnik, F.M., Merhi, Y., et al. (2003) Bioactive Coatings of Endovascular Stents Based on Polyelectrolyte Multilayers. Journal of the American Chemical Society, 125, 7494-7495. [Google Scholar] [CrossRef] [PubMed]
[44] Madaboosi, N., Uhlig, K., Jäger, M.S., et al. (2012) Microfluidics as a Tool to Understand the Build-Up Mechanism of Exponential-Like Growing Films. Macromolecular Rapid Communications, 33, 1775-1779. [Google Scholar] [CrossRef] [PubMed]
[45] Katayama, H., Ishihama, Y. and Asakawa, N. (1998) Stable Cationic Capillary Coating with Successive Multiple Ionic Polymer Layers for Capillary Electrophoresis. Analytical Chemistry, 70, 5272-5277. [Google Scholar] [CrossRef] [PubMed]
[46] Barker, S.L., Ross, D., Tarlov, M.J., et al. (2000) Control of Flow Direction in Microfluidic Devices with Polyelectrolyte Multilayers. Analytical Chemistry, 72, 5925-5929. [Google Scholar] [CrossRef] [PubMed]
[47] Reyes, D.R., Perruccio, E.M., Becerra, S.P., et al. (2004) Micropatterning Neuronal Cells on Polyelectrolyte Multilayers. Langmuir, 20, 8805-8811. [Google Scholar] [CrossRef] [PubMed]
[48] Castleberry, S.A., Li, W., Deng, D., et al. (2014) Capillary Flow Lay-er-by-Layer: A Microfluidic Platform for the High-Throughput Assembly and Screening of Nanolayered Film Libraries. ACS Nano, 8, 6580-6589. [Google Scholar] [CrossRef] [PubMed]
[49] Kim, H.J., Lee, K., Kumar, S., et al. (2005) Dynamic Sequential Layer-by-Layer Deposition Method for Fast and Region-Selective Multilayer Thin Film Fabrication. Langmuir, 21, 8532-8538. [Google Scholar] [CrossRef] [PubMed]
[50] Hamedi, M., Karabulut, E., Marais, A., et al. (2013) Nanocellulose Aerogels Functionalized by Rapid Layer-by-Layer Assembly for High Charge Storage and Beyond. Angewandte Chemie International Edition, 52, 12038-12042. [Google Scholar] [CrossRef] [PubMed]
[51] Jin, W., Toutianoush, A. and Tieke, B. (2003) Use of Polyelectrolyte Layer-by-Layer Assemblies as Nanofiltration and Reverse Osmosis Membranes. Langmuir, 19, 2550-2553. [Google Scholar] [CrossRef
[52] Björnmalm, M., Yan, Y. and Caruso, F. (2014) Engineering and Evaluating Drug Delivery Particles in Microfluidic Devices. Journal of Controlled Release, 190, 139-149. [Google Scholar] [CrossRef] [PubMed]
[53] Priest, C., Quinn, A., Postma, A., et al. (2008) Microfluidic Polymer Multilayer Adsorption on Liquid Crystal Droplets for Microcapsule Synthesis. Lab Chip, 8, 2182- 2187. [Google Scholar] [CrossRef] [PubMed]
[54] Matosevic, S. and Paegel, B.M. (2013) Stepwise Synthesis of Giant Unilamellar Vesicles on a Microfluidic Assembly Line. Nature Chemistry, 5, 958-963. [Google Scholar] [CrossRef] [PubMed]
[55] Kharlampieva, E., Kozlovskaya, V. and Sukhishvili, S.A. (2009) Layer-by-Layer Hydrogen-Bonded Polymer Films, From Fundamentals to Applications. Advanced Materials, 21, 3053-3065. [Google Scholar] [CrossRef
[56] Joseph, N., Ahmadiannamini, P., Hoogenboom, R., et al. (2014) Layer-by-Layer Preparation of Polyelectrolyte Multilayer Membranes for Separation. Polymer Chemistry, 5, 1817-1831. [Google Scholar] [CrossRef
[57] Priest, C., Quinn, A., Postma, A., Zelikin, A.N., Ralston, J. and Caruso, F. (2008) Microfluidic Polymer Multilayer Adsorption on Liquid Crystal Droplets for Microcapsule Synthesis. Lab Chip, 8, 2182-2187.
[58] Zhang, S., Yobas, L. and Trau, D. (2008) 20th International Conference on Miniaturized Systems for Chemistry and Life Sciences, Chemical and Biological Microsystems Society, 1402-1404.
[59] Noi, K., Roozmand, A., Bjornmalm, M., et al. (2015) Flow-Based Assembly of Layer-by-Layer Capsules through Tangential Flow Filtration. ACS Applied Materials & Interfaces, 7, 27940-27947. [Google Scholar] [CrossRef] [PubMed]
[60] Björnmalm, M., Roozmand, A., Noi, K.F., et al. (2015) Flow-Based Assembly of Layer-by-Layer Capsules through Tangential Flow Filtration. Langmuir, 31, 9054-9060. [Google Scholar] [CrossRef] [PubMed]
[61] Correa, S., Choi, K.Y., Dreaden, E.C., et al. (2016) Tu-mor-Targeted Synergistic Blockade of MAPK and PI3K from a Layer-by-Layer Nanoparticle. Advanced Functional Materials, 26, 991-1003. [Google Scholar] [CrossRef] [PubMed]
[62] Estrela-Lopis, I., Leporatti, S., Typlt, E., et al. (2007) Small Angle Neutron Scattering Investigations (SANS) of Polyelectrolyte Multilayer Capsules Templated on Human Red Blood Cells. Langmuir, 23, 7209-7215. [Google Scholar] [CrossRef] [PubMed]
[63] Brenner, A. (1963) Electrodeposition of Alloys, Principles and Practice. Academic Press, New York.
[64] Jackson, F., Berlouis, L. and Rocabois, P. (1996) Layer-by-Layer Electrodeposition of Cadmium Telluride onto Silicon. Journal of Crystal Growth, 159, 200-204. [Google Scholar] [CrossRef
[65] Zhao, N., Shi, F., Wang, Z. and Zhang, X. (2005) Combining Layer-by-Layer Assembly with Electrodeposition of silver Aggregates for Fabricating Superhydrophobic Surfaces. Langmuir, 21, 4713- 4716. [Google Scholar] [CrossRef] [PubMed]
[66] Tanase, M., Silevitch, D., Hultgren, A., et al. (2002) Magnetic Trapping and Self-Assembly of Multicomponent Nanowires. Journal of Applied Physics, 91, 8549-8551. [Google Scholar] [CrossRef
[67] Dey, S., Mohanta, K. and Pal, A.J. (2010) Magnetic-Field-Assisted Layer-by-Layer Electrostatic Assembly of Ferromagnetic Nanoparticles. Langmuir, 26, 9627-9631. [Google Scholar] [CrossRef] [PubMed]
[68] Wang, H., Ishihara, S., Ariga, K., et al. (2012) All-Metal Layer-by-Layer Films: Bimetallic Alternate Layers with Accessible Mesopores for Enhanced Electrocatalysis. American Chemical Society, 134, 10819-10821. [Google Scholar] [CrossRef] [PubMed]
[69] Shi, L., Lu, Y., Sun, J., et al. (2003) Site-Selective Lateral Multilayer Assembly of Bienzyme with Polyelectrolyte on ITO Electrode Based on Electric Field-Induced Directly Layer-by-Layer Deposition. Biomacromolecules, 4, 1161-1167. [Google Scholar] [CrossRef] [PubMed]
[70] Sun, J., Gao, M., Zhu, M., et al. (2002) Layer-by-Layer Depositions of Polyelectrolyte/CdTe Nanocrystal Films Controlled by Electric Fields. Journal of Materials Chemistry, 12, 1775-1778. [Google Scholar] [CrossRef
[71] Van Tassel, P.R. (2012) Carbon Nanotube-Based Antimicrobial Biomaterials Formed via Layer-by-Layer Assembly with Polypeptides. Current Opinion in Colloid & Interface Science, 17, 106-113. [Google Scholar] [CrossRef
[72] Sun, J., Gao, M. and Feldmann, J. (2001) Electric Field Directed Layer-by-Layer Assembly of Highly Fluorescent CdTe Nanoparticles. Journal of Nanoscience and Nanotechnology, 1, 133-136. [Google Scholar] [CrossRef] [PubMed]
[73] Richardson, J., Ejima, H., Lörcher, S., et al. (2013) Preparation of Nano- and Microcapsules by Electrophoretic Polymer Assembly. Angewandte Chemie International Edition, 52, 6455-6458. [Google Scholar] [CrossRef] [PubMed]
[74] Zhang, G., Dai, L., Zhang, L. and Ji, S. (2011) Effects of External Electric Field on Film Growth, Morphology, and Nanostructure of Polyelectrolyte and Nanohybrid Multilayers onto Insulating Substrates. Langmuir, 27, 2093-2098. [Google Scholar] [CrossRef] [PubMed]
[75] Omura, Y., Kyung, K.H., Shiratori, S., et al. (2014) Effects of Applied Voltage and Solution pH in Fabricating Multilayers of Weakly Charged Polyelectrolytes and Nanoparticles. Industrial & Engineering Chemistry Research, 53, 11727-11733. [Google Scholar] [CrossRef
[76] Ngankam, A.P. and Van Tassel, P.R. (2005) In Situ Layer-by-Layer Film Formation Kinetics under an Applied Voltage Measured by Optical Waveguide Light Mode Spectroscopy. Langmuir, 21, 5865-5871. [Google Scholar] [CrossRef] [PubMed]
[77] Wang, Z., Zhang, X., Gu, J., et al. (2014) Electrodeposition of Algi-nate/Chitosan Layer-by-Layer Composite Coatings on Titanium Substrates. Carbohydrate Polymers, 103, 38-45. [Google Scholar] [CrossRef] [PubMed]
[78] Ariga, K., Hill, J.P. and Ji, Q. (2007) Layer-by-Layer Assembly as a Versatile Bottom-Up Nanofabrication Technique for Exploratory Research and Realistic Application. Physical Chemistry Chemical Physics, 9, 2319-2340. [Google Scholar] [CrossRef] [PubMed]
[79] Xie, C., Lu, X., Wang, K., et al. (2016) Biomimetic Mineralized Hierarchical Graphene Oxide/Chitosan Scaffolds with Adsorbability for Immobilization of Nanoparticles for Biomedical Applications. ACS Biomaterials Science & Engineering, 2, 920-928. [Google Scholar] [CrossRef] [PubMed]
[80] Rydzek, G., Thomann, J.S., Ben Ameur, N., et al. (2010) Polymer Multilayer Films Obtained by Electrochemically Catalyzed Click Chemistry. Langmuir, 26, 2816-2824. [Google Scholar] [CrossRef] [PubMed]
[81] Ye, J.R., Chen, L., Zhang, Y., et al. (2014) Turning the Chitosan Surface from Hydrophilic to Hydrophobic by Layer-by-Layer Electro-Assembly. RSC Advances, 4, 58200-58203. [Google Scholar] [CrossRef
[82] Chen, L., Liu, K., Ye, J.R. and Shen, Q. (2015) Controlled Formation of Surface Hydrophilicity Enhanced Chitosan Film by Layer-by-Layer Electro-Assembly. Materials Science and Engineering: C, 56, 518-521. [Google Scholar] [CrossRef] [PubMed]
[83] Li, M., Zhang, J., Nie, H.J., et al. (2013) In Situ Switching Layer-by-Layer Assembly: One-Pot Rapid Layer Assembly via Alternation of Reductive and Oxidative Electropolymerization. Chemical Communications, 49, 6879-6881. [Google Scholar] [CrossRef] [PubMed]
[84] Dey, S. and Pal, A.J. (2010) Magnetic-Field-Assisted Layer-by-Layer Electrostatic Assembly of Ferromagnetic Nanoparticles. Langmuir, 26, 17139-17142. [Google Scholar] [CrossRef] [PubMed]
[85] Dey, S. and Pal, A.J. (2011) Layer-by-Layer Electrostatic Assembly with a Control over Orientation of Molecules: Anisotropy of Electrical Conductivity and Dielectric Properties. Langmuir, 27, 8687- 8693. [Google Scholar] [CrossRef] [PubMed]
[86] 王智勇, 徐丹. 磁组装薄膜材料的结构及磁各向异性研究[J]. 材料导报, 2015, 29(8): 25-28.
[87] 叶雅静, 尹大川. 强磁重力环境下的自组装分子膜表征及其对该环境的响应机制[J]. 稀有金属材料与工程, 2010, 39(1): 39-41.
[88] Bera, A., Dey, S. and Pal, A.J. (2013) Magnetic Moment Assisted Layer-by-Layer Film Formation of a Prussian Blue Analog. Langmuir, 29, 2159-2165. [Google Scholar] [CrossRef] [PubMed]
[89] Mu, B., Liu, P., Du, P., Dong, Y. and Lu, C. (2011) Magnetic-Targeted pH-Responsive Drug Delivery System via Layer-by-Layer Self-Assembly of Polyelectrolytes onto Drug-Containing Emulsion Droplets and Its Controlled Release. Journal of Polymer Science Part A, 49, 1969-1976. [Google Scholar] [CrossRef