Material science iisc 1 499

Polymers ¾ Commercially called plastics; noted for their low density, flexibility and use as insulators. ¾ Mostly are of organic compounds i.e. based on carbon, oxygen and other nonmetallic elements. ¾ Consists large molecular structures bonded by covalent and van der Waals forces. ¾ They decompose at relatively moderate temperatures (100400 C). ¾ Application: packaging, textiles, biomedical devices, optical devices, household items, toys, etc.

E.g.: Nylon, Teflon, Rubber, Polyester, etc.