智能水凝胶功能材料

PartⅠ Thermo.responsiveHydrogeIFunctionaIMaterials

1 Structure—Function Relationship ofThermo—responsive Hydrogels

1.1Introduction

1.2Effect oflnternal Microstructure on the Equilibrium Thermo—responsive Phase Transition

1.3Effect oflnternal Microstructure on the Dynamic Thermo—responsive Phase Transition

1.4Effect of Internal Microstructure on the Thermo—responsive Controlled—Release Characteristics

1.5 Effect oflnternal Microstructure on the MechanicalStrength of Thermo—responsive Hydrogels

1.6 Summary

References

2 Preparation and Properties of Monodisperse Thermo—responsive Microgels

2.1Introduction

2.2Submicron—Sized Monodisperse Thermo—responsiveCore—Shell Hydrogel Microspheres Fabricated via Surfactant—Free Emulsion Polymerization

2.2.1 Preparation of P（NIPAM—co—St） Seeds

2.2.2Preparation of Core—Shell Microsphereswith PNIPAM Shell Layers

2.2.3 Monodispersity ofCore—Shell Microsphereswith P（NIPAM—co—St） Cores and PNIPAMShell Layers

2.2.4 Thermo—responsive Characteristicsof the Core—Shell Microspheres with PNIPAM Shell Layers

2.3 Positively Thermo—responsive Submicron—SizedMonodisperse Core—Shell Hydrogel Microspheres

2.3.1Preparation ofPositively Thermo—responsive Submicron—Sized Monodisperse Core—ShellHydrogelMicrospheres

2.3.2 Morphological Analyses of the Microspheres

2.3.3 Positively Thermosensitive Swelling Characteristics

2.4 Monodisperse Thermo—responsive HydrogelMicrospheres and Microcapsules Preparedvia Membrane Emulsification

2.4.1Strategies for Preparation ofMonodisperse PNIPAM Microspheres and Microcapsules via Membrane Emulsificatio

2.4.2Morphology of Prepared MonodispersePNIPAM Microspheres

2.4.3Morphology of Prepared Monodisperse PNIPAM Microcapsules

2.4.4 Effect of Freeze—Drying and RehydratingTreatment on the Thermo—responsiveCharacteristics of PNIPAM Microspheres

2.5 Monodisperse Thermo—responsive Hydrogel Microspheres and Microcapsules Fabricated with Microfluidics

2.5.1Microfluidic Fabrication ofMonodisperseThermo—responsive Microgels with TunableVolume—PhaseTran sitionKinetics

2.5.2 FabricationofMonodisperse Thermo—responsive Microgelsin a Microfluidic Chip

2.5.3Fabrication ofMonodisperse Microspheres with PNIPAM Core and Poly（2—HydroxyethylMethacrylate） （PHEMA） She

2.6 Summary

References

3 Flow and Aggregation Characteristics of Thermo—responsive Microgels During Phase Transition

3.1 Introduction

3.2Flo and Aggregation Characteristics of Thermo—responsive Spheres During the Phase Transition

3.2.1 Preparation of Monodisperse PNIPAMHydrogel Spheres

3.2.2Thermo—responsive Volume—Phase Transition Characteristics of PNIPAM Hydrogel Spheres

3.2.3 Flow Characteristics of PNIPAM HydrogelSpheres During the Phase Transitionin a Transparent Glass Pipe

3.3Flow Characteristics of Thermo—responsiveMicrospheres in Microchannel During the Phase Transition

3.3.1 Synthesis of Microspheres in a SimpleMicrofluidic Device

3.3.2 Flow Characteristics of PNIPAMMicrospheres in Horizontal Microchannel at Low Reynolds Number of Fluid

3.3.3 Effect of the Diameter Ratio of PNIPAMMicrosphere to Microchannel on the FlowCharacteristics

3.4 Effects of Microchannel Surface Property on FlowBehaviors of Thermo—responsive Microspheres During the Phase Tran sition

3.4.1 Modification of Inner Surface of Glass Microchannel

3.4.2 Characterization of Wettability and Roughness of Modified Glass Microchannels

3.4.3 Effects of Surface Wettability and Roughnessof Microchannel on the Average Velocity of Fluid in Microchannel

3.4.4 Effect of Surface Wettability and Roughness of Microchannel on Aggregation Behaviorsof PNIPAM Microspheres During the Phase Transition

3.4.5Effect of Surface Wettability of Microchannel on Flow Characteristics of PNIPAM Microspheres

3.4.6 Effect of Surface Roughness of Microchannel on Flow Characteristics of PNIPAM Microspheres

3.4.7 Flow Behaviors of PNIPAM Microspheresin Microchannel with Hydrophobicand Rough Surface During the Phase Transition

3.5Summary

References

4 Polyphenol—Induced Phase Transition of Thermoresponsive Hydrogels

4.1 Introduction

4.2Phase Transition Behaviors of PNIPAM MicrogelsInduced by Tannic Acid

4.2.1Preparationof MonodispersePNIPAM Microgels

4.2.2 Dynamic Isothermal Volume—Phase Transition of PNIPAM Microgels Induced by TA

4.2.3Equilibrium Isothermal Volume—PhaseTransition of PNIPAM Microgels Induced by TA

4.2.4Thermosensitive Phase Transition of PNIPAMMicrogels in TA Solutions

4.3 Phase Transition Behaviors of PNIPAM MicrogelsInduced by Ethyl Gallate

4.3.1 Preparation of PNIPAM Microspheres and Core—Shell PNIPAM Microcapsules

4.3.2 Thermo—responsive Phase Transition Behaviors of PNIPAM Microspheres in EG Solution

4.3.3The Intact—to—Broken TransformationBehaviors of Core—Shell PNIPAM Microcapsules in Aqueous Solutionwith Varying EG Concentration

4.4 Summary

References

5 Functional Membranes with Thermo—responsive Hydrogel Gates

5.1Introduction

5.2Functional Membranes with Thermo—responsive Hydrogel Gates Fabricated by Plasma—InducedPore—Filling Graft Polymerizatio

5.2.1Regulation of Response Temperatureof Thermo—responsive Membranes

5.2.2 Effect of Grafting Degree on the Thermo—responsive Gating Characteristics

5.2.3Gating Characteristics of Thermo—responsiveMembranes with Grafted Linearand Cross—linked Hydrogel Gates

5.2.4Membranes with NegativelyThermo—responsive Hydrogel Gates

5.2.5 Composite Thermo—responsive Membrane System

5.2.6Thermo—responsive Affinity Membrane

5.3Functional Membranes with Thermo—responsive Hydrogel Gates Fabricated by Atom—Transfer Radical Polymerization

5.4Functional Membranes with Thermo—responsive Hydrogel Gates Fabricated by Free—Radical Polymerization

5.5Summary

References

6 Functional Microcapsules with Thermo—responsiveHydrogel Shells

6.1 Introduction

6.2 Functional Microcapsules with GraftedThermo—responsive Hydrogel Chains in the Porous Membranes as Gates

6.3 Functional Microcapsules with Thermo—responsiveMicrogels in the Membranes as Gates

6.4Functional Microcapsules with Thermo—responsiveCross—linked Hydrogels as Membranes

6.5Summary

References

《智能水凝胶功能材料（英文）》在国际上首次全面系统地介绍了现代智能水凝胶功能材料的构建、性能与应用，包括从大凝胶到微凝胶的设计思想、制备策略及方法、微结构及性能等，详细介绍了各种智能水凝胶功能材料的响应性能，如温度响应、pH响应、pH／温度双响应、葡萄糖响应、乙醇响应、离子识别响应、分子识别响应等。《智能水凝胶功能材料（英文）》大部分内容来自作者团队近年来在国家自然科学基金、国家973计划支持下取得的最新研究成果，是一本具有国际一流水平的学术专著。