15.1. Classification of Polymers & 15.1.1. Classification based on Source 15.1.1.1. Natural Polymers 15.1.1.2. Semi Synthetic Polymers 15.1.1.3. Synthetic Polymers 15.1.2. Classification Based on Structure of Polymers 15.1.2.1. Linear Polymers 15.1.2.2. Branched Chain Polymers 15.1.2.3. Cross Linked or Network Polymers 15.1.3. Classification Based on Mode Polymarisation 15.1.3.1. Addition Polymers 15.1.3.2. Condensation Polymers 15.1.4. Classification Based on Molecular Forces 15.1.4.1. Elastomers 15.1.4.2. Fibres 15.1.4.3. Thermoplastic Polymers 15.1.4.4. Thermosetting Polymers 15.1.5. Classification Based on Growth Polymersation 15.1.5. Classification Based on Growth Polymersation 15.2. Types of Polymerisation 15.2.1. Addition Polymerisation or Chain Growth Polymerisation 15.2.1.1. Free Radical Mechanism 15.2.1.2. Preparation of Some Important Addition Polymers (a) Polythene I) Low Density Polythene II) High Density Polythene b) Poly tetra fluoro ethene ( Teflon) c) Polyaccrylonitrile 15.2.2. Condensation Polymerisation or Step Growth Polymerisation 15.2.2.1. Polyamides a) Preparation of Nylons - I) Nylon 6. 6 II) Nylon 6 15.2.2.2. Polyesters 15.2.2.3. Phenol – Formaldehyde Polymer (Bakelite and Related Polymers 15.2.2.4. Melamine – Formaldehyde Polymer 15.2.3. Copolymerisation 15.2.4. Rubber 15.2.4.1. Natural Rubber 15.2.4.2. Synthetic Rubbers a) Preparation of Synthetic Rubber - I) Neoprene - II) Buna – n a) Preparation of Synthetic Rubber - I) Neoprene - II) Buna – n 15.3. Molecular Mass of Polymers 15.4. Biodegradable Polymers 15.5. Polymers of Commercial Importance
1. The Solid State 2. Solutions 3. Electrochemistry 4. Chemical Kinetics 5. Surface Chemistry 6. General Principles and Processes of Isolation of Elements 7. The p-Block Elements 8. The d & f-Block Elements 9. Coordinate Compounds 10. Haloalkanes and Haloarenes 11. Alcohols, Phenols and Ethers 12. Aldehydes, Ketones and CarboXylic Acids 13. Amines 14. Biomolecules 15. Polymers 16. Chemistry in Everyday Life