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Chemical Engineering - Polymer Technology

Exercise : Polymer Technology - Section 1
36.
Starting material for the production of SBR is
ethyl alcohol
ethylene
both (a) & (b)
neither (a) nor (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
Which of the following is a copolymer ?
PVC
Bakelite
Polythene
Teflon
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
Fillers such as zinc oxide and carbon black are added to the crude natural rubber before vulcanisation in order to improve its
elasticity
strength
plasticity
weathering characteristics
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
The organic acid monomer in nylon 66 is
sebasic acid
terephthalic acid
adipic acid
benzoic acid
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
Neoprene which is used for making shoe heels & belts is superior to natural rubber in its stability to aerial oxidation and resistance to oils & other solvents. The monomer used for making neoprene is
chloroethane
chlorophrene
isoprene
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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