Table 1.
GPC and 1H NMR data of the block copolymers
| Matrix | Polymer | Mn, Tha | Mn, GPCb | Mw/Mnc | Mn, NMRd |
|---|---|---|---|---|---|
| mPEG-Br | Initiator | 5,000 | 5,204 | 1.13 | 5,108 |
| mPEG-b-PDEAEMA21-b-PMMA17 | Polymer A | 10,437 | 10,151 | 1.18 | 10,664 |
| PDEAEMA21-b-PMMA34 | Polymer B | 8,000 | 6,835 | 1.28 | 7,335 |
| PPEGMA9-b-PDEAEMA25 | Polymer C | 10,000 | 9,231 | 1.36 | 9,685 |
Notes:
a
Calculated by theoretical analysis from the feed ratio of monomers to the initiator.
b,c
Measured by GPC in THF.
d
Calculated by the integration ratio of 1H NMR.
Abbreviations: GPC, gel permeation chromatography; 1H NMR, proton nuclear magnetic resonance; mPEG, poly(ethylene glycol) methyl ether; PDEAEMA, poly(2-(diethylamino)ethyl methacrylate); PMMA, poly(methyl methacrylate); PPEGMA, poly(poly(ethylene glycol) methyl ether methacrylate); THF, tetrahydrofuran.