Patent ID: 8846817
Filing Date: 2014-09-30
Classification: B01J,C08F

Abstract:
1. A polymer comprising units of formula VI wherein each b=0 or 1; each X is independently a hydrogen, 1/z of a metal ion of charge z, a protonated nitrogen base, or a tetrasubstituted organic ammonium compound; the molar ratio of q:r:s:t=(99.99-0.1):(0-99.9):(0-98):(0-30), wherein s+t is at least 1; R R G is a single bond or a C for each instance of t when t is not zero, c=0-5 and d=0-5, provided that c+d=1-5, and wherein q, r and s as present in c are independent of any other value of q, r and s.