Notifications
Clear all
0
17/09/2021 5:59 pm
Topic starter
Which one of the following polymers are prepared by addition polymerisation?
(1) Teflon
(2) Nylon-66
(3) Novolac
(4) Dacron
1 Answer
0
17/09/2021 6:03 pm
Correct answer: (1) Teflon
Explanation:
Teflon are prepared by addition polymerisation from tetrafluroethene
CF2 = CF2 + Catalyst + High pressure → (CF2 - CF2)n
Nylon-66, Novolac, Dacron are prepared by condensation polymerisation.