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Polymer Technology

Polymer Technology
The monomer of natural rubber is

Both B and C
2 methyl-1-propene
Isoprene
DMT

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Polymer Technology
Nylon-66 compared to nylon-6 has

All of these
Lower melting point
Higher hardness
More abrasion resistant properties

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Polymer Technology
Neoprene which is used for making shoe heels & belts is superior to natural rubber in its stability to aerial oxidation and resistance to oils & other solvents. The monomer used for making neoprene is

Isoprene
Chlorophrene
None of these
Chloroethane

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Polymer Technology
Alkyd resin can not be used for making

Plasticiser
Paint & varnish
Film forming materials
Fibres

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Polymer Technology
Condensation polymerisation is not involved in the manufacture of

Terylene
Polythene
Teflon
Nylon

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Polymer Technology
In condensation polymerisation as compared to addition polymerisation

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

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