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  • Question
  • __________ are produced by reacting polybasic acid (e.g. phthalic anhydride) with polyhydric alcohol (e.g., glycerol).


  • Options
  • A. Unsaturated polyester
  • B. Alkyd resins
  • C. Saturated polyester
  • D. Amino resins

  • Correct Answer
  • Alkyd resins 


  • Polymer Technology problems


    Search Results


    • 1. Thermoplastic resins usually

    • Options
    • A. remain hard as long as they are hot.
    • B. can not be reclaimed from waste.
    • C. permanent setting resins.
    • D. less brittle than thermosetting resins.
    • Discuss
    • 2. Buna-S is also called

    • Options
    • A. polyurathane
    • B. SBR
    • C. teflon
    • D. bakelite
    • Discuss
    • 3. Diphenylamine is added to rubber to

    • Options
    • A. valcanise it.
    • B. protect it from deterioration on exposure to air.
    • C. make it non-inflammable.
    • D. make it thermosetting.
    • Discuss
    • 4. Molecular weight of polymers are in the range of

    • Options
    • A. 10 to 103
    • B. 102-107
    • C. 107-109
    • D. 109-1011
    • Discuss
    • 5. Viscose rayon is

    • Options
    • A. cellulose nitrate
    • B. regenerated cellulose nitrate
    • C. regenerated cellulose acetate
    • D. none of these
    • Discuss
    • 6. Hot drink (e.g, tea) cups are usually made of

    • Options
    • A. polystyrene
    • B. polythene
    • C. polypropylene
    • D. PVC
    • Discuss
    • 7. Which of the following is not a thermoplastic material?

    • Options
    • A. Epoxy polymer
    • B. PVC
    • C. Polystyrene
    • D. Polythene
    • Discuss
    • 8. The monomer for the production of neoprene rubber is

    • Options
    • A. acetylene
    • B. chloroprene
    • C. isoprene
    • D. none of these
    • Discuss
    • 9. Linear polymers are normally

    • Options
    • A. thermosetting.
    • B. thermosplastic.
    • C. elastometric.
    • D. having extremely high softening point.
    • Discuss
    • 10. Polystyrene is a light, transparent, thermoplastic material used for making

    • Options
    • A. toys and combs
    • B. packaging bags
    • C. non-sticking utensils
    • D. electrical insulation
    • Discuss


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