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POLYMER TECHNOLOGY

Polymer Technology
Condensation polymerisation of __________ produces bakelite.

Phenol & acetaldehyde
Phenol & formaldehyde
Urea & formaldehyde
Propylene

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Polymer Technology
Polymethyl methacrylate, which is an acrylic resin, is also called

Dacron
Teflon
Plexiglass or lucite
Thiokol

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Polymer Technology
Scouring is a finishing operation during the manufacture of fibre, which aims at __________ of fibres.

Detergent solution washing
Improving the stretchability
Dyeing/colouring
Glycol soaking

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Polymer Technology
__________ scrap can be recycled & reutilised.

Polythene
Bakelite
None of these
Epoxy resin

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Polymer Technology
Lavatory cisterns are normally made of

Saturated polyester
Expanded polystyrene
PVC
Perspex

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