1  Cover

      2  Title Page

      3  Copyright

      4  Preface

      5  About the Author

      6  1 Introduction 1.1 General Introduction 1.2 The History of Electrochromic Materials 1.3 The Key Parameters of Electrochromism 1.4 Conclusion References

      7  2 Advances in Polymer Electrolytes for Electrochromic Applications 2.1 Introduction 2.2 Requirements of Polymer Electrolytes in Electrochromic Applications 2.3 Types of Polymer Electrolytes 2.4 Conclusion and Future Outlook References

      8  3 Electrochromic Small Molecules 3.1 Background of Small Molecule Electrochromic 3.2 Technology Development of Small Molecule Electrochromic Materials 3.3 Violene–Cyanine Hybrids (AIE PL OEC) 3.4 Terephthalate Derivatives (Multicolor OEC) 3.5 Isophthalate Derivatives 3.6 Methyl Ketone Derivatives 3.7 Diphenylacetylenes 3.8 Fluoran Dye Derivatives 3.9 PH‐Responsive Molecule Derivatives 3.10 TPA Dye Derivatives 3.11 Hydrocarbon Derivatives‐NIR‐OEC 3.12 Conclusions and Perspective References

      9  4 Viologen OEC 4.1 The Introduction of OEC and Viologen 4.2 Different Structures of Viologen‐Based Electrochromic Materials 4.3 Viologen Electrochromic Device 4.4 Companies Operating in the Field of Viologen Electrochromism 4.5 Conclusion References

      10  5 Metallohexacyanates 5.1 Background 5.2 Technology Development of PB 5.3 Crystal Structure 5.4 Electrochromic Mechanism 5.5 Synthesis 5.6 Electrochromic Devices (ECDs) 5.7 Nanocomposites 5.8 PB Analogs 5.9 Multifunctional Applications References

      11  6 Electrochromic Conjugated Polymers (ECPs) 6.1 Introduction 6.2 Thiophene‐Based Conjugated Electrochromic Polymers 6.3 Polypyrroles‐Based Conjugated Electrochromic Polymers 6.4 Polycarbazole‐Based Conjugated Electrochromic Polymers References

      12  7 TA‐Based Electrochromic Polyimides and Polyamides 7.1 Introduction 7.2 Development of TA‐Based Electrochromic Polyimides and Polyamides 7.3 Conclusions References

      13  8 Metallo‐Supermolecular Polymers 8.1 Introduction 8.2 Single Metallic System 8.3 Hetero‐Metallic System 8.4 The Fabrication Method of Metallopolymer Film 8.5 Conclusion References

      14  9 Metal‐Organic Framework (MOF)‐ and Covalent Organic Framework (COF)‐Based Electrochromism (EC) 9.1 Introduction 9.2 Current Studies in EC MOFs 9.3 Current Studies in EC COFs 9.4 Conclusion and Prospect References

      15  10 Nanostructure‐Based Electrochromism 10.1 Introduction 10.2 Current Studies of Nanostructure in