A-Level Chemistry Specification

OCR A H432

Section 6.2.3: Polyesters and polyamides

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#6.2.3a

condensation polymerisation to form:

(i) polyesters
(ii) polyamides

Formation from carboxylic acids/dicarboxylic acids (or respective acyl chlorides) and from alcohols/diols or amines/diamines.
Learners will not be expected to recall the structures of synthetic polyesters and polyamides or their monomers.

#6.2.3b

the acid and base hydrolysis of:

(i) the ester groups in polyesters
(ii) the amide groups in polyamides

#6.2.3c

prediction from addition and condensation polymerisation of:

(i) the repeat unit from a given monomer(s)
(ii) the monomer(s) required for a given section of a polymer molecule
(iii) the type of polymerisation.

See also 4.1.3j.