1. Polymers

2. Polymers polymer monomer homo Jaffe, New World of Chemistry, 1955, page 603 chain

3. copolymer monomer

4. Polymerization Polymers = Monomer + Monomer + … Synthetic Polymers – Nylon – “plastics” – Vulcanized rubber Natural Polymers – Silk – Proteins (amino acids) – Starch (sugars)

5. Polymers Ethene (ethylene) Chloroethene (vinyl chloride) Polyethylene Polyvinyl chloride (PVC) Plastic bottles, film, insulation material Plastic pipes and tubing, garden hoses, garbage bags H 2 C = CH 2 – CH 2 – CH 2 – CH 2 – CH 2 – H 2 C = CH Cl – CH2 – CH – CH 2 – CH – Cl

6. Polymers Teflon Tetrafluoroethene Ski and hiking clothing, carpets, artificial joints Nonstick coatings Propene (propylene) CH 3 CH = CH 2 – CH 2 – CH – CH 2 – CH – Polypropylene CH 3 F – C = C – F FF – C – C – C – C – FFFF FFFF

7. Polymers Polystyrene Plastic film and wrap Plastic coffee cups and cartons, insulation Phenylethene H 2 C = CH– CH 2 – CH – CH 2 – CH – 1,1 Dichloroethene H 2 C = C – Cl Cl – CH 2 – C – CH 2 – C – Saran Cl

8. Slime PVA + PVA + PVA – With cross-linking agent (borax solution)