86  US 8,614,033 B2  85  High  Molecular  Compound  High  Molecular  Compound  (PS)  •9  OYOD  Chemical Formula  •9  o  ~  n  OH  OH  Compo- Weight- sitional  Average  Ratio (Molar Molecular  Dis- Ratio)  Weight  persity  10/70/10/10  8000  1.5  TABLE3  TABLE 2-continued  High  Molecular  Compound  High  Molecular  Compound  (P9)  High  Molecular  Compound  (PIO)  Chemical Formula  OH  OH  Compo- Weight- sitional  Average  Dis- Ratio (Molar Molecular  per- Ratio)  Weight  sity  20/50/20/10  5000  1.5  10/20/50/20  9900  1.5 