Question

Find out the composition and uses of commonly used plastics such as PVC,PET ,thermocol,bakelite and melamine

Answer 1

Answer :

i. Thermocol:

Thermocol is also called as polystyrene and it is obtained by the polymerization of phenylethylene. It is used for making kitchen utensils, measuring cups, packing material etc.

ii. PVC:

It is made from the polymerization of vinyl chloride.  It is widely used in plumbing materials, raincoats, imitation leather, electrical cable insulation etc.

iii. PET:

PET is manufactured by the condensation polymerization reaction between ethylene glycol and terephthalic acid. It is used in clothing, containers for liquids, packing trays, a substrate for solar cells etc.