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Polymer Technology

Polymer Technology
__________ practically possess no elasticity.

Spandex fibre
Epoxy resin
Vulcanite or ebonite
Polysulphide rubber

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Polymer Technology
Molecular weight of polymers are in the range of

10⁷-10⁹
10²-10⁷
10 to 10³
10⁹-10¹¹

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Polymer Technology
Trade name of __________ is neoprene.

Poly vinyl acetate
Polychloroprene
Polytetraflouroethylene
Polyisoprene

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Polymer Technology
Nylon 6, 10 which is used for bristles making is superior to nylon 6, 6 due to its lower water absorption capacity, is a/an

Polyester
Polyamide
Polyisoprene
Polystyrene

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Polymer Technology
__________ tubes are good substitude for human blood vessels onrheart by-pass operation.

Polystyrene
PVC
Polythene
Teflon/dacron

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Polymer Technology
In a linear polymer, the monomeric units are linked together to form long straight chains. The cross linked or branched chain polymers compared to linear polymers have higher

Hardness, rigidity & brittleness
Melting point
Tensile strength
Densities

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