Table 1.
Molecular characteristics of the SH block copolymers and their micellar characteristics in n-heptane.
| Sample | Mw × 10−3 a | Ð b | %S, wt c | A2 a × 104 | (Mw × 10−3)mic a | Nw | D cm2/s d × 108 | kD d | R1 d, nm | R2 d, nm |
|---|---|---|---|---|---|---|---|---|---|---|
| SH14/3/97 | 14.0 | 1.32 | 3 | −0.46 | 19.80 | 1.4 | −78.99 | 66.7 | 4.40 | - |
| SH7.5/9/91 | 7.5 | 1.29 | 9 | 0.49 | 24.30 | 3.2 | 58.02 | 42.6 | 9.41 (91.8%) e | 51.2 (8.2%) e |
| SH19.5/11/89 | 19.5 | 1.22 | 11 | 2.00 | 161.0 | 8.3 | 9.75 | 667 | 55.9 (93.6%) e | 126.4 (6.4%) e |
| SH14/18/82 | 14.0 | 1.18 | 18 | −0.15 | 333.0 | 23.8 | 8.0 | −12.5 | 68.2 (68.0%) e | 142.6 (32%) e |
| SH121/90/10 | 121.0 | 1.19 | 90.4 | −35.2 | 163,300 | 1350 | 2.0 | −69.75 | 53.4 | - |
| SH187/92/8 | 187.0 | 1.29 | 91.6 | −0.79 | 247,800 | 1325 | 6.93 | −470 | 79.4 | - |
a By low-angle laser light scattering (LALLS), b by size exclusion chromatography (SEC) in tetrahydrofuran (THF), c by 1H NMR in CDCl3 at 25 °C, d by dynamic light scattering (DLS) in n-heptane, e by DLS in n-heptane.