Table 2.
structure | HPMA/LMAunit ratio [a] | Mn[b] | Mw[b] | PDI [b] | |
---|---|---|---|---|---|
P1 | homopolymer | 100:0 | 12.2 | 14.3 | 1.19 |
P2 | homopolymer | 100:0 | 28.7 | 40.0 | 1.21 |
P3 | random copolymer | 78:22 | 14.6 | 20.2 | 1.23 |
P4 | random copolymer | 81:19 | 32.8 | 39.3 | 1.20 |
P5 | block copolymer | 79:21 | 12.5 | 15.4 | 1.20 |
P6 | block copolymer | 88:12 | 27.7 | 32.5 | 1.26 |
As determined by 1H NMR spectroscopy after aminolysis with hydroxypropylamine yielding P1 to P6
kg/mol, determined by GPC in THF as solvent for the activated ester polymers P1R to P6R.