6.1 Polymer Melts and Glasses 6.2 Crystalline States of Polymers 6.3 Oriented States of Polymers 6.2.1 Chain Conformations in Crystals 6.2.2 Basic Morphology of Polymer Crystals 6.2.3 Polymer Crystallization ModelsǃThermodynamicsǃKinetics 6.4 Liquid Crystalline Polymers