Table 2. Characteristics of the PEG91-b-[PTFEAMx-stat-PHEAMy] Block Copolymers and Their Nanoparticles Synthesized by Aqueous Dispersion PISA of TFEAM and HEAM as Core-Forming Monomersa.
| polymer | fHEAMb | DPTc | Conv.d (%) | F cont.d (wt %) | MnNMR,d (kg mol–1) | MnSEC,e (kg mol–1) | Đe | Dh (nm)/PDIf |
|---|---|---|---|---|---|---|---|---|
| F2 | 0 | 100 | >99 | 29.1 | 19.6 | 41.7 | 1.13 | 63/0.180 |
| F2H1 | 0.1 | 100 | >99 | 26.2 | 19.2 | 45.1 | 1.14 | 57/0.136 |
| F2H2 | 0.2 | 100 | >99 | 23.3 | 18.8 | 43.6 | 1.17 | 57/0.261 |
| F2H3 | 0.3 | 100 | >99 | 20.4 | 18.4 | 41.9 | 1.12 | 80/0.304 |
| F3H2 | 0.2 | 200 | >99 | 26.1 | 29.1 | 76.4 | 1.24 | 74/0.113 |
| F4H2 | 0.2 | 300 | >99 | 27.3 | 43.6 | 80.7 | 1.24 | 78/0.127 |
| F5H2 | 0.2 | 400 | >98 | 27.8 | 58.2 | 148.3 | 1.29 | 144/0.110 |
a
All experiments were performed at 50 °C in water at a total solids content of 6 w/w % and [PEG-BTPA]0/[VA-044]0 = 4.
b
Molar content of HEAM in the polymerization mixture.
c
Target DP of the core-forming block.
d
Determined by 1H NMR.
e
Determined by SEC against PMMA calibration.
f
Determined by DLS in water at cpol = 1 mg mL–1.