When condensation product of hexamethylenediamine and adipic acid is heated to 353 K (80oC) in an atmosphere of nitrogen for about 4-5h, the product obtained is:
A
Solid polymer of nylon 66
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B
Liquid polymer of nylon 66
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C
Gaseous polymer of nylon 66
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D
Liquid polymer of nylon 6
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Solution
The correct option is B Liquid polymer of nylon 66
The condensation polymerisation of hexamethylenediamine and adipic acid is done in solution form by interface technique. In this liquid nylon
polymer is obtained.