US 9,718,901 B2  178  177  TABLE I-continued  Polymer  compound  (A)  Polymer  compound  (A33)  Comparative  polymer  compound  (Rl)  Comparative  polymer  compound  (R2)  Comparative  polymer  compound  (R3)  Comparative  polymer  compound  (R4)  OH  Chemical formula  °’  *  I  OH  *  •o  I  OH  •:t:  ~O>  OH  o~o  Weight  Compositional  average  ratio (molar  molecular  ratio)  weight  Dispersity  95/5  4500  1.16  100  4500  1.13  90/10  8000  1.51  85/15  7000  1.45  80/20  4500  1.12 