Patent ID: 7681741

Claim:
A functional polyarylether comprising structural units of formula II wherein X is selected from OOCR 6 , R 7 , NR 4 COR 5 , NR 4 CONR 5 R 6 , NR 4 COOR 5 R 6 , and combinations thereof; R 1 , R 2 and R 3 are independently at each occurrence CH 2 X, H, halo, cyano, nitro, a C 1 -C 12 aliphatic radical, a C 3 -C 12 cycloaliphatic radical, a C 3 -C 12 aromatic radical or a combination thereof; R 4 and R 5 are independently H, a C 1-10 aliphatic radical, a C 3 -C 12 cycloaliphatic radical, a C 3 -C 12 aromatic radical, or a combination thereof; R 6 is H, a C 2-10 aliphatic radical, a C 3 -C 12 cycloaliphatic radical, a C 3 -C 12 aromatic radical or a combination thereof; R 7 is OCH 2 CH 2 (OCH 2 CH 2 ) q OCH 3 or OOCCH 2 (OCH 2 CH 2 ) q OCH 3 ; Q is a direct bond, O, S, alkenyl, alkynyl, a C 1 -C 12 aliphatic radical, a C 3 -C 12 cycloaliphatic radical, a C 3 -C 12 aromatic radical or a combination thereof; Z is a direct bond, O, S, SO, SO 2 , CO, phenylphospinyl oxide, alkenyl, alkynyl, a C 1 -C 12 aliphatic radical, a C 3 -C 12 cycloaliphatic radical, a C 3 -C 12 aromatic radical or a combination thereof; a, b, and c are independently 1 or 2; m, n and p are independently 0 or 1; and q is 1-8.