Question

which of the following is not thermoplastic?
polythene
melamine
polystyrene
PVC​

Answer 1

Explanation:

Thermoplastic materials are made up of polymers linked by intermolecular interactions or Van der Waals forces forming linear or branched structures, e.g., PVC, nylon, polythene. Bakelite is thermosetting phenol formaldehyde resin formed by an elimination reaction of phenol with formaldehyde.

Answered by Alveera