Question

on the basis of the reaction to heat how many types of plastics are there explain giving examples​

Answer 1

Answer:

there are two types of plastics

1. thermoplastic :t hose plastic a which have linear arrangement of molecules.

these plastic can be melt again and again gental heating and a remoulded again and again.

eg ploythene,PVC

2. thermosetting plastic: those plastic which have cross linked arrangement of molecules are called thermosetting plastic.

these plastic a cannot have be melt be agent healthy on gental heating and cannot have remoulded again and again.

eg melamine,bakelite