1 Introduction 2 Polymer Size and Polymer Solutions 3 Structure Morphology Flow of Polymer 4 Chemical and Physical Properties of Polymers 5 Characterization of Polymer 6 Step Polymerization 7 Radical Chain Polymerization 8 Ionic Chain Polymerization 9 Coordination Polymerization 10 Chain Copolymerization 11 Ring-Opening Polymerization