Shape Memory Polymers and Textiles

1845690478......Page 1
Contents......Page 6
Preface......Page 10
Acknowledgements......Page 14
1.1 Concepts associated with shape memory materials......Page 16
1.2 Principle of temperature-dependent shape memory polymers......Page 27
1.3 Applications of shape memory polymers......Page 30
1.4 Prospects for shape memory polymers......Page 38
1.5 References......Page 40
2.1 Structures of shape memory polymers......Page 43
2.2 Synthesis of shape memory polymers......Page 54
2.3 Preparation of shape memory polymers for medical uses......Page 68
2.4 References......Page 74
3.1 Differential scanning calorimetry......Page 77
3.2 Wide angle X-ray diffraction......Page 84
3.3 Dynamic mechanical thermal analysis......Page 92
3.4 Fourier transform infrared......Page 99
3.5 Raman spectroscopy......Page 102
3.7 Polarizing microscopy......Page 108
3.8 Transmission electron microscopy......Page 114
3.10 Positron annihilation lifetime spectroscopy......Page 119
3.11 Vapor transport property......Page 122
3.12 References......Page 124
4 Structure and properties of shape memory polyurethane ionomer......Page 128
4.1 Morphology of crystalline soft segment in shape memory polyurethane ionomer......Page 129
4.2 Thermal properties of shape memory polyurethane ionomer......Page 132
4.3 Isothermal crystallization kinetics of the soft segment in shape memory polyurethane ionomer......Page 138
4.4 Analysis of crystallization activation energy of soft segment crystallization in shape memory polyurethane ionomer......Page 143
4.5 Effect of ionic groups on equilibrium melting temperature......Page 147
4.6 Dynamic mechanical property of shape memory polyurethane ionomer......Page 151
4.7 Infrared absorption analysis......Page 155
4.8 Shape memory effect of shape memory polyurethane ionomer......Page 160
4.9 References......Page 172
5.1 Factors affecting water vapor permeability of SMPU......Page 175
5.2 Factors affecting equilibrium sorption and dynamic sorption of SMPU......Page 188
5.3 Dependence of WVP through SMPU membranes on temperature......Page 194
5.4 Dependence of free volume of SMPU on temperature......Page 204
5.5 References......Page 210
6.1 Parameters for characterization......Page 212
6.2 Measurements of parameters......Page 216
6.3 Effect of thermomechanical cyclic conditions......Page 223
6.4 Effect of sample preparation......Page 229
6.5 References......Page 231
7.1 Structural skeleton of SMPs......Page 233
7.2  Structural categorization of SMPs......Page 234
7.3 SMPs and traditional polymers......Page 240
7.5 Relationship between structure and property of SMPUs......Page 243
7.6  Modeling of SMPs......Page 253
7.7 References......Page 264
8.1 Environmentally sensitive polymer gel......Page 267
8.2 Application of environmentally sensitive polymer gel to textiles......Page 273
8.3 References......Page 292
9.1 Shape memory and wrinkle-free fabrics......Page 294
9.2 Evaluation methods for shape memory fabrics......Page 295
9.3 Subjective method for characterizing shape memory fabrics......Page 299
9.4 Objective method for characterizing shape memory fabrics......Page 305
9.5 Effect of temperature on shape memory effect......Page 314
9.7 References......Page 318
10.1 Shape memory fibers......Page 320
10.2 Role of smart materials in textiles......Page 341
10.3 Shape memory material used in smart fabrics......Page 342
10.4  Shape memory garments – active structure for fashion apparel......Page 349
10.5 References......Page 351
Index......Page 354