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Polymer Technology

Polymer Technology
Polyvinyl acetate is never used for making

Fibres
Adhesives
All of these
Moulded articles

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Polymer Technology
Polycaprolactum is

Rayon
Nylon-66
Nylon-6
Dacron

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Polymer Technology
Molecular weights of plastics ranges from

20000 to 25000
1000 to 5000
5000 to 1000
10⁹ to l0¹¹

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Polymer Technology
Terylene is a/an

None of these
Addition polymer
Homopolymer
Poly amide

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Polymer Technology
__________ polymer is produced by the copolymerisation of vinyl chloride-vinyl acetate.

Rubbery
Hard
Fibrous
Leathery

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Polymer Technology
Temperature and gage pressure maintained during the manufacture of hot SBR (styrene butediene rubber) are

250°C and 10 kgf/cm²
50°C and 3 - 4 kg/cm²
250°C and 1 kgf/cm²
50°C and 1 kgf/cm²

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