Table 5.
entry | initiator | polymer | t (h) | conv (%) | b (h−1) | Mn,app (×10−3) | Mn,th (×10−3) | Đ | dZc (nm) |
---|---|---|---|---|---|---|---|---|---|
1d | PBMA-Br | PBMA-block-PBA | 2 | 30 | 0.20 | 13.0 | 11.7 | 1.10 | 118 ± 1 |
2e | PBMA-Br | PBMA-block-PtBMA | 1 | 30 | 0.35 | 16.1 | 12.6 | 1.19 | 119 ± 1 |
3e | β-CD-Br14 | β-CD-star-PBA | 2 | 73 | 0.70 | 47.7 | 65.7 | 1.39 | 118 ± 2 |
4e | β-CD-Br14 | β-CD-star-PBMA | 2 | 76 | 0.95 | 82.2 | 78.1 | 1.54 | 138 ± 2 |
5f | PBiBM100 | PBiBM100-graft-PBA | 4 | 94 | 0.44 | 357 | 125 | 1.29 | 194 ± 2 |
6f | PBiBM100 | PBiBM100-graft-PBA | 7 | 57 | 0.15 | 775 | 347 | 1.28 | 155 ± 1 |
General conditions: monomer 20 vol % in H2O + 0.1 M NaBr, T = 65 °C; Vtot = 10 mL, [CuIIBr2/TPMA] = 1 mM, [SDS] = 4.6 wt %, [hexadecane] = 10.8 wt % relative to monomer.
The slope of the ln([M]0/[M]) vs time plot.
Z-average particle diameter by DLS before polymerization.
AsAc feeding rate = 3 μmol/h.
AsAc feeding rate = 2 μmol/h.
AsAc feeding rate = 50 nmol/h and [SDS] = 2.3 wt % relative to monomer.