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Polymer Technology

Polymer Technology
Rain coats are made of

Neoprene
Polyurathane
PVC
SBR

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Polymer Technology
Condensation polymerisation of __________ produces bakelite.

Urea & formaldehyde
Phenol & acetaldehyde
Propylene
Phenol & formaldehyde

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Polymer Technology
Bakelite (phenol-formaldehyde) resin can not be used as

Decorative paint
Glass reinforced plastics
Decorative laminates
Electrical insulation

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Polymer Technology
Polystyrene is a __________ plastic at room temperature.

Malleable
Brittle
None of these
Ductile

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Polymer Technology
Which of the following polymers shows the highest anti-tacking properties?

Alkyd resin
Phenolic resin
Epoxy resin
Melamine formaldehyde resin

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Polymer Technology
In step growth polymerisation, generally only one type of reaction & some basic mechanism is involved. Step growth polymerisation reaction is not involved in the manufacture of

Phenol formaldehyde resins
Polyesters
Polyamides
Cross linked polystyrene

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MORE MCQ ON Polymer Technology

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