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Polymer Technology

Polymer Technology
Linear polymers are normally

Having extremely high softening point
Thermosplastic
Elastometric
Thermosetting

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Polymer Technology
Addition polymerisation is not involved in the manufacture of

Polystyrene
Poly vinyl chloride
Polyhexamethylene adipamide
Low density polythene

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Polymer Technology
Polyesters are manufactured by the polycondensation reaction of

Carboxylic acid with ethylene
Inorganic acid with ethylene glycol
Dibasic acid with dihydric alcohol
A single monomer

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Polymer Technology
__________ is a natural fibre.

None of these
Nylon-6
Dacron
Cellulose

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Polymer Technology
Silicone resins, which are highly water repellant and has good heat resistance can not be used

Hydraulic fluid for heat transfer
As grease & lubricant
Resin for lamination
As room temperature adhesive

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Polymer Technology
Density of high density polythene is about __________ gm/c.c.

0.99
1.05
1.18
0.95

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