Contents Introduction 1.1. What is a Chain Extender? 1.2. Function of Chain Extenders in Polyurethane Chemistry 1.3. Importance of Chain Extender Selection Classification of Chain Extenders 2.1. Diols 2.1.1. Short-Chain Diols 2.1.2. Long-Chain Diols 2.2. Diamines 2.2.1. Aromatic Diamines 2.2.2. Aliphatic Diamines 2.3. Amino Alcohols 2.4. Water Factors Influencing Chain Extender Selection 3.1. Polymer Properties...