|
Code |
Composition
(Molar ratio) a |
N (%) b |
Mw(Da) |
PEI (%) d |
Grafted T85 /PEI b |
| EA b |
1H NMR c |
| Z0 |
T85 |
0 |
|
|
0 |
|
| Z1 |
T85-PEI 0.8k (1:1) |
4.43 |
6019.6 |
6981.4 |
13.28 |
6.53 |
| Z2 |
T85-PEI 0.8k (1:3) |
5.20 |
5123.5 |
5534.8 |
15.61 |
5.40 |
| Z3 |
T85-PEI 0.8k (3:1) |
4.12 |
6422.5 |
7223.6 |
12.46 |
7.02 |
| Z4 |
T85-PEI 1.2k (1:1) |
5.17 |
7766.7 |
8370.2 |
15.45 |
5.47 |
| Z5 |
T85-PEI 1.2k (1:3) |
6.24 |
6410.3 |
5796.3 |
18.72 |
4.34 |
| Z6 |
T85-PEI 1.2k (3:1) |
4.65 |
8602.2 |
9289.4 |
13.95 |
6.17 |
| Z7 |
T85-PEI 2.0k (1:1) |
2.85 |
23391.8 |
25863.7 |
8.55 |
10.70 |
| Z8 |
T85-PEI 2.0k (1:3) |
6.97 |
9564.8 |
10808.3 |
20.91 |
3.78 |
| Z9 |
T85-PEI 2.0k (3:1) |
2.75 |
24242.5 |
29485.6 |
8.25 |
11.12 |
|
| a Feed ratio of starting materials; bMicroanalysis of nitrogen; c 1H NMR analysis with 500 MHz Jeol ; d Assumed N% is 33.33 wt% in each PEI. |
| Table 1: Characteristics of T85-LPEI (Z polymers |
