[Chemical Formula 93]  (A’)-5  [Chemical Formula 95]  (A’)-7  [Chemical Formula 94]  ~o  )  s0  m  "’\or  0  1/m/n/o  ~  36/36/18/10, Mw  ~  4,000, Mw/Mn  ~  1.85  (A’)-6  [Chemical Formula 92]  0  1/m/n  ~  45/45/10, Mw  ~  7,000, Mw/Mn  ~  1.80  -continued  ~o---+-- o~  <°  CF2  le  SO3  0  1/m/n  ~  45/45/10, Mw  ~  4,000, Mw/Mn  ~  2.00  -continued  ~o  Q  F$_{2}$)  (Y1  sD'  I  ~  \ 0  ~  #  SO3  1/m/n  ~  45/45/10, Mw  ~  4,000, Mw/Mn  ~  1.90  176  US 9,104,101 B2  175 