Patent ID: 7470768

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 , R 1 represents OH, a halogen atom, ONa, OK, or OR 1a , R 1a and A 1 each independently represent a substituted or unsubstituted aliphatic hydrocarbon structure, a substituted or unsubstituted aromatic ring structure, or a substituted or unsubstituted heterocyclic structure, n represents an integer selected from 1 to 4, m represents an integer selected from 1 to 8, and when the polyhydroxyalkanoate includes more than one unit of the chemical formula (1), R, R 1 , R 1a , A 1 , m, and n are independently selected for each unit.