Chemical Engineering - Polymer Technology
Exercise : Polymer Technology - Section 1
11.
Natural rubber is obtained from latex, which is a colloidal dispersion of rubber in water. Which of the following is used as a coagulant in latex ?
12.
Automobile steering wheels are normally made of
13.
In a cross linked polymer, the monomeric units are linked together to constitute a three dimensional network. Which of the following is a cross-linked polymer ?
14.
90% of the caprolactum is converted to nylon-6 on its condensation polymerisation in the reactor maintained at a temperature of __________ °C.
15.
Out of all the elastomers, natural rubber has the longest elongation range & flexibility of the order of __________ percent.
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