Official Journal of the Japan Wood Research Society
Table 2 Average diameter, particle size distribution, thermogravimetric, and surface charge properties of OPT-fibrils
From: Nanofibrils from oil palm trunk: effect of delignification and fibrillation technique
|  | Avg. diameter by AFM analysis (nm) | Avg. CED by particle size analyser (µm) | Onset T (°C) | Peak T (°C) | Mass change (%) | Residual mass (%) | Zeta potential (mV) at pH 7 |
|---|---|---|---|---|---|---|---|
OPT | – | 205 ± 22 | 253 ± 22 | 287 ± 4 | 28 ± 0.6 | 22 ± 0.8 |  − 15 ± 0.8 |
348 ± 4 | 40 ± 3.9 | ||||||
M–OPT | 141 ± 51 | 46 ± 1.1 | 283 ± 16 | 300 ± 0.3 | 36 ± 0.7 | 22 ± 0.5 |  − 10 ± 1.2 |
348 ± 1 | 48 ± 0.4 | ||||||
MH–OPT | 39 ± 17 | 24 ± 0.6 | 277 ± 7 | 301 ± 2 | 25 ± 0.6 | 23 ± 0.4 |  − 12 ± 0.7 |
342 ± 2 | 46 ± 2 | ||||||
A–M–OPT | 66 ± 14 | 55 ± 0.8 | 279 ± 6 | 328 ± 1 | 68 ± 0.9 | 26 ± 1.1 |  − 6 ± 0.3 |
A–MH–OPT | 16 ± 3 | 18 ± 0.5 | 278 ± 1 | 325 ± 5 | 62 ± 1.2 | 30 ± 1.6 |  − 7 ± 2.0 |
B–H–OPT | 21 ± 4 | 16 ± 0.4 | 314 ± 1 | 343 ± 1 | 79 ± 0.3 | 15 ± 0.4 |  − 14 ± 1.5 |