Official Journal of the Japan Wood Research Society
Resin | Surface sample | Contact angle | K value (×10−2) (1/s) | ||
---|---|---|---|---|---|
θ i | θ e | Percent decrease (%) | |||
BPF | T-E | 70.0 | 54.4 | 22.3 | 1.154 |
T-I | 62.0 | 48.8 | 25.0 | 1.368 | |
UT-E | 76.6 | 63.5 | 14.1 | 1.084 | |
UT-I | 71.0 | 60.2 | 15.2 | 1.121 | |
BPF–PMDI | T-E | 75.8 | 67.5 | 10.9 | 0.493 |
T-I | 72.5 | 62.8 | 13.4 | 0.666 | |
UT-E | 81.9 | 75.1 | 8.3 | 0.347 | |
UT-I | 75.6 | 66.4 | 12.2 | 0.453 | |
PF | T-E | 78.0 | 73.7 | 5.5 | 0.372 |
T-I | 75.6 | 69.4 | 8.2 | 0.389 | |
UT-E | 83.5 | 80.1 | 4.1 | 0.197 | |
UT-I | 84.7 | 78.3 | 7.6 | 0.344 |