The incorporation of 3-hydroxyhexanoate (3HHx) as the second
monomer improved the properties of copolymer which are almost
similar to those of the common plastics. P(3HB-co-3HHx) is an
interesting copolymer because its backbone consists of 3HB (an SCL
monomer) and 3HHx (an MCL monomer). Incorporation of small
amounts of 3HHx units (5 mol%) into the 3HB sequence leads to
better thermal processability and physical properties of copolymer