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  • Question
  • Polyvinyl acetate is never used for making


  • Options
  • A. moulded articles
  • B. fibres
  • C. adhesives
  • D. all (a), (b) & (c)

  • Correct Answer
  • moulded articles 


  • Polymer Technology problems


    Search Results


    • 1. Pick out the wrong statement.

    • Options
    • A. Addition polymers are generally formed by chain growth polymerisation.
    • B. Condensation polymers are generally formed by step growth polymerisation.
    • C. Teflon is formed by step growth polymerisation.
    • D. Bakelite is formed by step growth polymerisation.
    • Discuss
    • 2. Which of the following is not a natural polymer?

    • Options
    • A. Nucleic acids e.g. RNA and DNA
    • B. Polysaccharides
    • C. Polyisoprene
    • D. Polyurethane
    • Discuss
    • 3. Melt spinning of polymers involves the forcing of polymer melt through spinnerettes (fine holes) into an atmosphere kept at a temperature lower than the melting point of the polymer, which causes the fine diameter polymer melt to harden into filaments. Melt spinning is not used in case of the __________ fibres.

    • Options
    • A. acrylic
    • B. polyester
    • C. nylon 6:6
    • D. polypropylene
    • Discuss
    • 4. Cation exchange resins used in water treatment is made from __________ resin.

    • Options
    • A. urea formaldehyde
    • B. epoxy
    • C. amino
    • D. phenolic
    • Discuss
    • 5. Nylon-66 is manufactured from

    • Options
    • A. adipic acid and hexamenthylene diamine.
    • B. caprolactum.
    • C. maleic anhydride and hexamethylene diamine.
    • D. dimethyl terephthalate (DMT) and ethylene glycol.
    • Discuss
    • 6. Density of low density polythene is about __________ gm/c.c.

    • Options
    • A. 0.38
    • B. 0.56
    • C. 0.81
    • D. 0.91
    • Discuss
    • 7. In case of wet spinning of polymers, the polymer solution is forced through spinnerates into, a coagulating bath to give a filament form. Wet spinning is not used in case of the __________ fibres.

    • Options
    • A. viscose rayon
    • B. acrylic
    • C. polyvinyl acetate
    • D. saturated polyester
    • Discuss
    • 8. Plasticisers are high boiling liquids added to plastic polymers to impart toughness and flexibility at ordinary temperature. Which of the following is not a plasticiser?

    • Options
    • A. Ethylene glycol
    • B. Stearic acid estors
    • C. Tricresyl phosphate
    • D. Esters of phthalic acid
    • Discuss
    • 9. Chain growth polymerisation is a process, in which the monomers are added in a chain fashion, and it requires an initiator to produce the free radical. An example of chain growth polymerisation products is

    • Options
    • A. nylon-66
    • B. teflon
    • C. polyester
    • D. bakelite
    • Discuss
    • 10. The major constituent of laminate of safety glass, which holds the broken glass, pieces in their places during accident (and thus minimises the danger from flying glass fragments) is

    • Options
    • A. polyvinyl alcohol
    • B. polyvinyl acetale
    • C. polyvinyl butyral
    • D. PVC
    • Discuss


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