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  • Question
  • Polythene is a/an


  • Options
  • A. addition polymerisation product.
  • B. condensation polymerisation product.
  • C. thermosetting material.
  • D. none of these.

  • Correct Answer
  • addition polymerisation product. 


  • Polymer Technology problems


    Search Results


    • 1. Benzoyl chloride is not used as a catalyst in the manufacture of

    • Options
    • A. polystyrene
    • B. polyvinyl acetate
    • C. polypropylene
    • D. polyvinyl chloride-co-vinylacetate
    • Discuss
    • 2. In case of dry spinning of polymers, the polymer solution in a volatile solvent is forced through the spinnerates into a warm air chamber, where the solvent evaporates leaving behind the polymer in the filament form. Dry spinning is used for __________ fibres.

    • Options
    • A. polythene
    • B. PVC
    • C. rayon
    • D. polyvinyl acetate
    • Discuss
    • 3. A copolymer of vinyl and vinylidine chloride is called

    • Options
    • A. treylene
    • B. orlon
    • C. saran
    • D. dacron
    • Discuss
    • 4. Molecular weights of plastics ranges from

    • Options
    • A. 1000 to 5000
    • B. 5000 to 1000
    • C. 20000 to 25000
    • D. 109 to l011
    • Discuss
    • 5. __________ polymer is used for making unbreakable crockery.

    • Options
    • A. Thermoplastic
    • B. Melamine
    • C. Addition
    • D. none of these
    • Discuss
    • 6. Teflon is

    • Options
    • A. phenol formaldehyde
    • B. an inorganic polymer
    • C. polytetra florouethylene (PTFE)
    • D. a monomer
    • Discuss
    • 7. Polycaprolactum is also known as

    • Options
    • A. nylon-66
    • B. nylon-6
    • C. teflon
    • D. SBR
    • Discuss
    • 8. The monomer of natural rubber is

    • Options
    • A. DMT
    • B. isoprene
    • C. 2 methyl-1-propene
    • D. both (b) and (c)
    • Discuss
    • 9. Phthalic anhydride is used

    • Options
    • A. in making PVC
    • B. as plasticisers
    • C. in insecticides manufacture
    • D. for making nylon-6
    • Discuss
    • 10. Vulcanisation of rubber

    • Options
    • A. decreases its tensile strength.
    • B. increases its ozone & oxygen reactivity.
    • C. increases its oil & solvent resistance.
    • D. converts its plasticity into elasticity.
    • Discuss


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