Polymer Technology Mcqs for Chemical


Q.  ______________ resins are produced by the condensation polymerisation of formaldehyde with urea or melamine?

a. Epoxy
b. Amino
c. Alkyd
d. Phenolic


ANSWER: See Answer
 
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MCQs:  Which of the following is not a thermoplastic material ?
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MCQs:  Addition polymerisation is not involved in the manufacture of_______________?
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MCQs:  Amino resins are used in paper treatment to improve its__________________?
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MCQs:  Addition of stabiliser during PVC manufacture is done to________________?
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MCQs:  ______________are produced by reacting polybasic acid (e.g. Phthalic anhydride) with polyhydric alcohol (e.g., glycerol) ?
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MCQs:  Maximum consumption of polymers is in___________________?
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MCQs:  A copolymer is formed by the combination of two or more monomer molecules_________________?
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MCQs:  Phosphates (e.g., tricresyl, tributyl, tetrabutyl, triphenyl etc.) are added to polymers to act as __________________?
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MCQs:  The rate controlling step in the manufacture of silicone rubber is the_________________?
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MCQs:  Viscosity of a polymer solution or melt _________________?
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MCQs:  Vulcanisation of rubber decreases its__________________?
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MCQs:  Which of the following is the most important rubber compounding ingredient which is used to improve wearing qualities of both natural rubber & SBR by imparting toughness ?
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MCQs:  Temperature and gage pressure maintained during the manufacture of cold SBR (styrene butadiene rubber) are__________________?
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MCQs:  Orion is_________________?
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MCQs:  Alkyd resin e.g., glyptal resin formed by Phthalic anhydride and glycerine is not used_______________?
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MCQs:  Thermosetting polymers as compared to thermoplastic polymers_____________________?
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MCQs:  Neoprene is rendered non-inflammable, because of_____________________?
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MCQs:  _____________ is not a polyester fiber?
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MCQs:  In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms present in the_________________?
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MCQs:  The monomer of poly vinyl chloride (PVC) is__________________?
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