Chemical Engineering Objective Questions { Polymer Technolgy }

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15. Viscosity of a polymer solution or melt

16. Contact lenses for eyes are made of perspex, which is nothing but

17. Most commonly used rubber vulcanisation agent is

18. Hot drink (e.g, tea) cups are usually made of

19. 90% of the caprolactum is converted to nylon-6 on its condensation polymerisation in the reactor maintained at a temperature of __________ °C.

20. Most of the plastics are safe to be used upto a maximum temperature of __________ °C.

21. A copolymer is formed by the combination of two or more monomer molecules

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