Table 2. Characterization of Degradable BB Polymers Obtained using ATRP Grafting-From P(LABiB-co-BiBOEA).
| entry | MI DP | time (h) | monomer | conv.a (%) | Mn,MALSb (kg/mol) | Đb |
|---|---|---|---|---|---|---|
| 1 | 140 | 23 | BA | 12 | 650 | 1.30 |
| 2 | 220 | 22 | BA | 27 | 1390 | 1.42 |
| 3 | 430 | 24 | BA | 17 | 2290 | 1.49 |
| 4 | 140 | 3.0 | TEGA | 10 | 921 | 1.36 |
| 5 | 220 | 4.5 | TEGA | 12 | 1940 | 1.37 |
| 6 | 430 | 3.0 | TEGA | 12 | 2700 | 1.53 |
| 7 | 220 | 4.0 | DMEAA | 8.0 | 4780 | 1.28 |
| 8 | 220 | 3.0 | MPC | 38 | 4070 | 1.35 |
| 9 | 320 | 1.0 | CBMA | 50 | 3700 | 1.16 |
| 10 | 100 | 1.0 | SPMA | 24 | 537 | 1.31 |
a
Monomer conversion determined by 1H NMR spectroscopy.
b
Absolute number-average molar mass (Mn,MALS) and dispersity (Đ) were determined by SEC equipped with a multiangle light-scattering detector assuming 100% mass recovery, using DMF or aqueous buffer as eluent.