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Polymer Technology

Polymer Technology
Collapsible tubes for tooth paste are produced by __________ extrusion.

Impact
None of these
Indirect
Direct

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

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

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Polymer Technology
Mastication of rubber means

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

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Polymer Technology
Neoprene is rendered non-inflammable, because of

Its cross-linked structure
The presence of chlorine atoms in its monomer
The absence of chlorine atoms in its monomer
Its linear chain structure

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Polymer Technology
Cellulose content in bomboo fibre is about __________ percent.

20
50
10
85

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

Naphthalene
Benzene
Phenol
Pyridine

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