a) i) Explain the preparation of Buna-N. ii) Give an example for thermosetting polymer. b) Name the monomers used in the preparation of polythene and natural rubber.
Open in App
Solution
a) i) Buna-N is co polymer of 1,3 butadiene and acrylonitrile.
ii) Thermosetting polymers are Melamine formaldehyde, polyster resin. b) Polyethene is made up of ethelene monomer units and natural rubber is 2-methyl 1,3 butadiene(isoprene) monomer units.