Some Commercially Important Polymers
Some Commercially Important Polymers: Overview
This Topic covers sub-topics such as Polyvinyl Chloride, Polyesters, Bakelite, Teflon, Terylene, Plasticizers, Condensation Polymers, Polyamides, Nylon-6, Novolac, Nylon-6, 6, Polyacrylonitrile, Thermosetting Plastics, Dextron and, Glyptal
Important Questions on Some Commercially Important Polymers
Which of the following is a condensation polymer?
The name of the monomers of the following compounds are
(i) PVC
(ii) Teflon
The designation 6,6 means in the name nylon-6, 6 is:
What does ‘6, 6’ indicate in the name nylon-6, 6?
Nylon-6,6 is a repeating unit of which of the following:
Which of the following is representing an example of step-growth polymerisation?
Which of the following is a polyamide?
Polymer formation from monomers starts by:
Among the following, the correct statement(s) about polymers is(are)
Terylene polymer is obtained by condensation of
Match List I with List II
| List-I Polymers |
List-II Commenrcial names |
||
| A | Phenol-formaldehyde resin | I | Glyptal |
| B | Copolymer of -butadiene and styrene | II | Novolac |
| C | Polyester of glycol and phthalic acid | III | Buna- |
| D | Polyester of glycol and terephthalic acid | IV | Dacron |
Choose the correct answer from the options given below
Match List-I with List-II
| List-I | List-II | ||
| A | Nylon | I | Buckets |
| B | Low density polythene |
II | Non-stick utensils |
| C | High density polythene |
III | Bristles of brushes |
| D | Teflon | IV | Toys |
Choose the correct answer from the options given below
Melamine polymer is formed by the condensation of
Which of the following is an example of polyester?
Given below are two statements: one is labelled as
Assertion and the other is labelled as Reason .
Assertion : Dacron is an example of polyester polymer.
Reason : Dacron is made up of ethylene glycol and terephthalic acid monomers.
In the light of the above statements, choose the most appropriate answer from the options given below.
Plasticizers are used to convert PVC, a rigid plastic, into a soft, flexible, and elastic material.
What are the uses of plasticizers?
Plasticizers are added to polymers to facilitate the handling of raw materials during fabrication.
Which of the following is an example of plasticizer?
