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Solution Processable Conducting Films based on Doped Polymers:: Synthesis and Characterization

Thesis describes recent advances in the synthesis of donor-acceptor conjugated copolymers and their efficient doping via molecular p-dopants.:Chapter I
Preface
Motivation and Goals
Outline 7

Chapter II 8
State of the Art & Characterization Techniques 8
2.1. General Introduction 8
2.1.1. Concept of Conjugated Polymers 9
2.1.2. Electronic Conduction and Necessity of Doping in Conjugated Polymers 11
2.1.3. Solubility and Processing. 14
2.2. Doping 17
2.2.1. Concept of Doping in Conjugated Polymers 17
2.2.2. Morphological Changes of the Material upon Doping. Conductivity. 20
2.2.3. State-of-the-art p-dopants. 23
2.3. Synthetic Strategies for the Design of (Semi)conducting Polymers 28
2.3.1. A Concise Review: from Polyacetylene till Modern DA Polymers 28
2.3.2. Synthetic Routes to Conjugated Polymers 31
2.3.3. Step-growth vs Chain-growth 34
2.3.4. Benchmark solution-processable Polymers 38
2.4. Characterization techniques 41
2.4.1. Conductivity Measurements 41
2.4.2. Electrochemical Voltammetry 42
2.4.3. Uv-vis-near-infrared 44
2.4.4. Attenuated Total Reflectance Fourier Transform Infrared Spectroscopy. 44
2.4.5. Morphological studies. 45
2.4.6. Electron Spin Resonance Spectroscopy. 46

Chapter III 48
Results & Discussion 48
3.1. Diketopyrrolopyrrole-Based Copolymers 50
3.1.1. Motivation 50
3.1.2. Results and Discussion 51
3.1.4. Summary 89
3.2. Naphthalene Diimide-based Copolymer 90
3.2.1. Motivation 90
3.2.2. Results and Discussion 92
3.2.4. Summary 105
3.3. Isoindigo-Based Copolymers 107
3.3.1. Motivation 107
3.3.2. Results and Discussion 108
3.3.4. Summary 119
Summary & Conclusions 120
Outlook 123

Chapter IV 125
Experimental Part 125
4.1. General Methods and Instrumentation 125
4.2. Synthesis 129
4.2.1. Synthesis of diketopyrrolopyrrole copolymer. 129
4.2.2. Synthesis of electron-conducting polymer (PNDIT2) 132
4.2.3. Synthesis of polyisoIndigo 132
4.2.3. Synthesis of Dopants 135
4.3. Cyclic voltammetry measurements 136
4.4. GIWAX data. 143
4.5. Films preparation 145

References 147
Table of Abbreviations 159
List of Publications 161
Acknowledgements 162
Appendix 163

Identiferoai:union.ndltd.org:DRESDEN/oai:qucosa:de:qucosa:30654
Date10 November 2017
CreatorsKarpov, Yevhen
ContributorsStamm, Manfred, Kiriy, Anton, Mannsfeld, Stefan, Technische Universität Dresden
Source SetsHochschulschriftenserver (HSSS) der SLUB Dresden
LanguageEnglish
Detected LanguageEnglish
Typedoc-type:doctoralThesis, info:eu-repo/semantics/doctoralThesis, doc-type:Text
Rightsinfo:eu-repo/semantics/openAccess

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