Patent ID: 7465779

Claim:
A polyhydroxyalkanoate comprising one or more units represented by chemical formula (1) in a molecule: wherein R represents —A 1 —SO 2 R 1 ; wherein R 1 is selected from the group consisting of OH, a halogen atom, ONa, OK and OR 1a ; wherein R 1a and A 1 independently represent a group having a substituted or unsubstituted aliphatic hydrocarbon structure, a substituted or unsubstituted aromatic ring structure or a substituted or unsubstituted heterocyclic structure, respectively; wherein 1 is an integer selected from 1 to 4, n is an integer selected from 1 to 4, and m is an integer selected from 0 to 8; and wherein when two or more units are present, R, R 1 , R 1a , A 1 ,1, m and n are selected independently for each unit.