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Polymer Technology

Polymer Technology
Polypropylene compared to polythene is

Stronger
Harder
Lighter
All of these

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Polymer Technology
Fillers such as zinc oxide and carbon black are added to the crude natural rubber before vulcanisation in order to improve its

Weathering characteristics
Strength
Plasticity
Elasticity

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Polymer Technology
Terylene is a/an

Addition polymer
Poly amide
Homopolymer
None of these

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Polymer Technology
Which of the following is the most important rubber compounding ingradient which is used to improve wearing qualities of both natural rubber & SBR by imparting toughness?

Carbon black
Phosphorous
Pine oil
Rosin

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Polymer Technology
Softening point of high density polythene is about __________ °C.

165
85
205
135

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Polymer Technology
Celluloid is

Cellulose acetate
Cellulose acetate butyrate
Regenerated cellulose
Cellulose nitrate

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MORE MCQ ON Polymer Technology

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