Preparation and Uses of Some Important Polymers
Preparation and Uses of Some Important Polymers: Polyethene or Polyethylene: It is an addition polymer of ethylene. On a commercial scale, it is obtained by heating ethene (CH2 = CH2) to 473K under high pressure (1500 atmospheres) in the presence of 0.03-0.10% of molecular oxygen. It is used- In electrical insulators. In the manufacture of pipes …