6.1.6 - Polyesters and polyamides

Question 1

How to synthesise a polyester

Answer 1

either:
- COOH group and OH group
- diol and dicarboxylic acid

Question 2

Define condensation polymerisation

Answer 2

joining of 2 monomers with loss of small molecules (usually H2O)

Question 3

How to synthesise a polyamide

Answer 3

either:
- COOH/acyl chloride group and NH2 group
- dicarboxylic acid/acyl chloride and diamine

Question 4

How can both polyesters and polyamides be hydrolysed?

Answer 4

• use hot acid/alkali
  base hydrolysis (NaOH/H2O)
  acid hydrolysis (H+/H2O)