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Chemical Engineering - Polymer Technology

Exercise : Polymer Technology - Section 4
26.
__________ polymer is used for making unbreakable crockery.
Thermoplastic
Melamine
Addition
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
Flexible plastic pipes are made of
high density polyethylene (HDPE).
low density polyethylene (LDPE).
polypropylene.
unsaturated polyester.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
Main constituent of natural rubber is
polystyrene
polyisoprene
polybutadiene
poly chloroprene
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms present in the
hexamethylene diamine and the ring.
hexamethylene diamine and the adipic acid.
adipic acid and the ring.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
Thermal pyrolysis of ethylene dichloride produces
trichlorethylene
vinyl chloride
ethanol amine
ethylene oxide
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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