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Polymer Technology

Polymer Technology
Alkyd resin can not be used for making

Paint & varnish
Fibres
Film forming materials
Plasticiser

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Polymer Technology
Polystyrene is a __________ plastic at room temperature.

Malleable
None of these
Ductile
Brittle

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Polymer Technology
Starting material for the production of butadiene in India is

Phthalic anhydride
Ethyl alcohol
Naphthalene
Benzol

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Polymer Technology
Polycaprolactum (Nylon - 6) is produced by the condensation polymerisation of caprolactum at 240-280°C in which the conversion of caprolactum is about __________ percent.

99
90
50
75

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Polymer Technology
Mastication of rubber means

Its softening
Depression of its freezing point
Improving its curing rate
A treatment to retard its deterioration due to oxidation

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Polymer Technology
Caprolactum, a raw material for the manufacture of nylon-6, is produced from

Benzene
Phenol
Naphthalene
Pyridine

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