Table 1. SEC Characterization of Block Copolymers.
polymer | Mn (theo.) | Mn (SEC)a | PDI (SEC)a |
---|---|---|---|
poly(mPEG-Nb)10-b-poly(Pfp-Nb)50 | 21 775 | 56 000 | 1.15 |
poly(mPEG-Nb)20-b-poly(Pfp-Nb)50 | 28 235 | 70 000 | 1.21 |
poly(mPEG-Nb)50-b-poly(Pfp-Nb)50 | 47 615 | 117 000 | 1.28 |
poly(Pfp-Nb)50-b-poly(mPEG-Nb)50 | 47 615 | 99 000 | 1.27 |
poly(mPEG-Nb)100-b-poly(Pfp-Nb)100 | 95 125 | 145 000 | 1.34 |
poly(mPEG-Nb)200-b-poly(Pfp-Nb)200 | 190 146 | 198 000 | 1.59 |
Determined by HFIP-SEC (PMMA standard).