Polymer Technology
Melamine formaldehyde resin which has a very high anti tacking properties, is not used for the

Strengthening of plaster of paris
Electrical insulation purpose
Tanning of leather
Decorative laminates

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Polymer Technology
Identify the group in which all the polymers mentioned can be used to make fibres.

Butadiene copolymers, Polyamides, Urea aldehyde
Polypropylene, Poly vinyl chloride, Silicon
Cellulose derivatives, Polyisoprene, Polyethylene
Cellulose derivatives, Polyamides, Polyurathane

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