Question:
Which of the following are characteristics of thermosetting polymers?
(i) Heavily branched cross-linked polymers.
(ii) Linear slightly branched long-chain molecules.
(iii) Become infusible on moulding so cannot be reused.
(iv) Soften on heating and harden on cooling, can be reused.
Solution:
Option (i) Heavily branched cross-linked polymers and (iii) Become infusible on moulding so cannot be reused are the answers.
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