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Polymer Technology

Polymer Technology
The conversion of caprolactum in the above case is about __________ percent.

50
25
70
90

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Polymer Technology
Linear polymers are normally

Thermosetting
Thermosplastic
Elastometric
Having extremely high softening point

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Polymer Technology
Synthetic polymer produced by using terephthalic acid and ethylene glycol is

Nylon-66
Polyesterene
PVC
Terylene

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Polymer Technology
The rate controlling step in the manufacture of silicone rubber is the

Condensation of siloxane to silicone
Initial hydrolysis of silicone monomer
None of these
Polymer termination step

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Polymer Technology
Which of the following types of polymers has the strongest inter particle forces?

Thermoplastics
Thermosetting polymers
Elastomers
Fibres

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

Dyeing/colouring
Improving the stretchability
Glycol soaking
Detergent solution washing

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