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Polymer Technology

Polymer Technology
Vinyl flooring is done using __________ sheets.

Polyvinyl acetate
PVC
Polythene
Polypropylene

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Polymer Technology
In step growth polymerisation, condensation occurs in a stepwise manner with or without the elimination of smaller molecules. An example of step growth polymerisation product is

Terylene
PVC
Polypropylene
Polybutadiene

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Polymer Technology
The process involved in converting rubber into a thin sheet or coating it on fabric is called

Calendering
Extrusion
Vulcanisation
Mastication

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Polymer Technology
The starting material used for the manufacture of caprolactum is

Cyclohexane
Ethylene glycol
Ethyl benzene
DMT

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Polymer Technology
Vulcanisation of raw rubber makes it

Plastic
Tacky
Soft
Less elastic

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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.

75
90
99
50

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