Page 7 - Handbook of Properties of Textile and Technical Fibres

vi Contents

3.7 Future trends 91
3.8 Sources of further information and advice 92
References 93

4 Physical, chemical, and tensile properties of cashmere, mohair,
alpaca, and other rare animal fibers 105
Bruce A. McGregor
4.1 Introduction 105
4.2 Structure 106
4.3 Tensile properties of fibers and textile products 122
4.4 Examples based on textile applications 126
4.5 Sources of further information 130
References 131

5 Silk: fibers, films, and compositesdtypes, processing, structure,
and mechanics 137
Philippe Colomban, Vincent Jauzein
5.1 Introduction 137
5.2 Silk 145
5.3 Mechanical properties and microstructure 155
5.4 Conclusions 172
Acknowledgments 173
References 173

6 Engineering properties of spider silk 185
Frank K. Ko, Lynn Y. Wan
6.1 Introduction 185
6.2 Structure 186
6.3 Tensile properties and constitutive model 189
6.4 Other engineering properties 207
6.5 Engineering properties of man-made spider silk 210
6.6 Summary and conclusions 213
Acknowledgments 214
References 214

Part Two Plant fibres 221

7 Tensile properties of cotton fibers: importance, research,
and limitations 223
Yehia Elmogahzy, Ramsis Farag
7.1 Introduction 223
7.2 The structural integrity of cotton fiber 225
7.3 The relationship between cotton fiber structure and fiber strength 227
7.4 Testing methods of the tensile behavior of cotton fibers 231
7.5 Strength characterization: the stressestrain curve 233