abstract |
A polymer compound is provided which is changed from a water-insoluble state to a water-soluble state by irradiation with light. The polymer compound is represented by Formula (5), where A and B are a single bond or a functional group, R 3 , R 4 , and R 9 are hydrogen or an alkyl group, and R 6 and R 7 are hydrogen, an alkyl group, or the like. |