What is Novolac?

What type of molecules act as initiators in cationic addition polymerization?

113.

Give the uses of low density and high density polymers.

What are natural and synthetic polymers? Give two examples of each type.

Distinguish between the terms homopolymer and copolymer and give an example of each.

In which classes the polymers are classified on the basis of molecular forces?

How can you differentiate between addition and condensation polymerization?

Explain the term co-polymerization and give two examples.

Write the free radical mechanism for the polymerization of ethene.

Define thermoplastics and thermosetting polymers with two examples of each.