Polymer Crystallization I: From Chain Microstructure to Processing 9783319492032, 9783319492018, 3319492012

Table of contents :
Preface......Page 6
Contents......Page 8
Crystallization of Statistical Copolymers......Page 9
1 Introduction......Page 10
2.1 Markov Modeling of Copolymerization......Page 12
2.2 Determination of Chain-Growth Parameters......Page 16
2.3 Homogeneous and Heterogeneous Copolymers......Page 17
3 Crystallization with Monomer Segregation......Page 21
4 Crystallization with Monomer-Sequence Segregation......Page 33
5 Crystallization with Macromolecular Segregation......Page 41
6 Summary......Page 47
References......Page 48
Molecular View of Properties of Random Copolymers of Isotactic Polypropylene......Page 52
1 Introduction......Page 53
2 Experimental Details......Page 60
3 Structural Analysis and Thermal Behavior......Page 66
4 Mechanical Properties......Page 80
5 Concluding Remarks......Page 91
References......Page 92
Crystallization of Cyclic Polymers......Page 100
1 Introduction......Page 101
2 Types of Cyclic Polymers......Page 102
3.1 Single Crystals Obtained from Solution......Page 106
4.1 Nucleation and Spherulitic Structures......Page 109
4.2 Spherulitic Growth Rate......Page 113
4.3 Non-isothermal Differential Scanning Calorimetry......Page 115
4.4 Isothermal Overall Crystallization Kinetics......Page 118
4.4.1 Difference in Equilibrium Melting Temperature Between Cyclic and Linear Polymers......Page 122
5.1 Self-Nucleation......Page 125
5.2 Successive Self-Nucleation and Annealing......Page 127
6 Reasons for Different Behavior Reported in the Literature......Page 129
7 Conclusions......Page 131
References......Page 132
Crystallization of Precision Ethylene Copolymers......Page 140
1 Introduction......Page 141
1.1 Crystallization of Ethylene Copolymers......Page 142
2 Crystallization of Polyethylenes with Precision Halogen Substitution......Page 146
2.1.1 Effect of Halogen Size......Page 147
Melting Behavior......Page 151
Crystal Structure......Page 153
Degree of Crystallinity and Thermodynamic Properties......Page 154
Crystal Thickness and Supermolecular Morphology......Page 155
2.2 Isothermal Crystallization: Polymorphism......Page 157
3 Crystallization of Precision Alkyl-Branched Polyethylenes......Page 164
4 Crystallization of Precision Polyethylenes with Interacting Functional Groups......Page 168
4.1 Strength of Pendant Group Interactions......Page 169
4.2 Functional Groups Within or Branching from the Methylene Backbone......Page 170
4.3 Effect of Tacticity......Page 172
5 Concluding Remarks......Page 173
Appendix......Page 175
References......Page 183
Supramolecular Crystals and Crystallization with Nanosized Motifs of Giant Molecules......Page 190
1 Concept of Giant Molecules......Page 191
2 Supramolecular Crystals and Crystallization......Page 194
3 Giant Shape Amphiphiles......Page 197
4 Giant Janus Particles......Page 201
5 Giant Surfactants......Page 205
6 Giant Tetrahedra......Page 210
7 Thin Films of Giant Molecules......Page 213
8 Concluding Remarks......Page 216
References......Page 217
Self-Nucleation of Crystalline Phases Within Homopolymers, Polymer Blends, Copolymers, and Nanocomposites......Page 221
1 Introduction......Page 222
2 Brief Description of the DSC Experimental Protocol Required for Study of Self-Nucleation......Page 223
3 Crystalline Memory......Page 228
4 Self-Nucleation as a Tool for Ascertaining the Origin of Fractionated Crystallization......Page 233
5 Influence of Confinement on Self-Nucleation Behavior......Page 237
6 Effect of Chain Topology on Self-Nucleation Behavior......Page 243
7 Self-Nucleation and Preferential Polymorphism......Page 245
8 Self-Nucleation Before Isothermal Crystallization......Page 246
9 Molecular Weight......Page 250
10 Self-Nucleation and Nucleating Agents Efficiency Determination......Page 251
References......Page 253
Crystal Nucleation of Polymers at High Supercooling of the Melt......Page 263
1 Introduction......Page 264
2 Gross Crystallization Rate of Polymers at Widely Different Supercooling......Page 267
3 Nuclei Density by Analysis of the Semicrystalline Morphology......Page 269
4 Homogeneous Nucleation at High Supercooling: Evidence from Droplet Experiments......Page 272
5 Sequence of Enthalpy Relaxation, Homogeneous Crystal Nucleation, and Crystal Growth in the Glassy Amorphous Phase......Page 274
6 Mesophase Formation During Crystallization at High Supercooling......Page 278
7 Crystallization of Poly(l-lactic acid) at High Supercooling: Application of Tammann´s Nuclei Development Method to Obtain Nu.........Page 280
8 Summary......Page 285
References......Page 287
Index......Page 295