Polymer Technology Mcqs for Chemical


Q.  Cation exchange resins (0.3 to 1 mm size) used in water treatment is prepared from ______________ resins?

a. Epoxy
b. Phenol formaldehyde
c. Urea formaldehyde
d. Melamine formaldehyde


ANSWER: See Answer
 
No explanation is available for this question!
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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MCQs:  Addition polymerisation takes place either by a free radical mechanism or ionic mechanism depending on the reagents used. Free radical polymerisation is catalyzed by _______________, which decompose to give free radicals?
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MCQs:  Out of all the elastomers, natural rubber has the longest elongation range & flexibility of the order of _______________ percent?
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MCQs:  Bakelite is a/an ______________________?
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MCQs:  Density of high density polythene is about __________ gm/c.c ?
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MCQs:  Non sulphonated hard bakelites are not used for making _______________________?
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MCQs:  The organic acid monomer in nylon-66 is __________________?
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MCQs:  Which of the following polymers is used for making a non stick coating on frying pans ?
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