Most of the fibre forming polymers are crystalline in nature, one of the exceptions being ______________ which is amorphous in nature?

A. Does not produce linear polymers
B. Produces only thermoplastic material
C. Produces epoxy polymers
D. Does not need any catalyst

A. As a plasticiser for unsaturated polyester
B. In the manufacture of synthetic rubber
C. As an anti-skimming agent in paint
D. None of these

A. The monomers are unsaturated compounds
B. No co-product is lost
C. The monomers contain two functional groups
D. Generally only one monomer is involved

A. Copolymerisation
B. Addition polymerisation
C. Chain polymerisation
D. None of these

A. Phenol formaldehyde
B. An inorganic polymer
C. Polytetrafluroethylene (PTFE)
D. A monomer