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Polymer Technology

Polymer Technology
Polycondensation of saturated dicarboxylic acid with polyhydric alcohol produces

Epoxy resin
Polyamide
Phenolic resin
Alkyd resin

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Polymer Technology
Addition of stabiliser during PVC manufacture is done to

Reduce the melt viscosity & glass transition temperature
Improve its elasticity
Prevent its thermal degradation
Improve its impact strength

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Polymer Technology
Bakelite is a/an

Thermoplastic
Elastomer
None of these
Addition polymer

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

Improving the stretchability
Detergent solution washing
Dyeing/colouring
Glycol soaking

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Polymer Technology
Alkyd resin can not be used for making

Fibres
Film forming materials
Paint & varnish
Plasticiser

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Polymer Technology
Polypropylene compared to polythene is

All of these
Stronger
Lighter
Harder

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