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. 2020 Jul 28;36(33):9675–9684. doi: 10.1021/acs.langmuir.0c00826

Table 4. Morphological Characteristics and WCA of Lignin Films Obtained by Spin-Coatinga.

  K OS S SOX LS ECO
RMS roughness (nm) 1.2 ± 0.4 1.5 ± 0.4 1.6 ± 0.6 0.5 ± 0.1 0.9 ± 0.4 0.5 ± 0.2
thickness (nm) 6.9 ± 0.8 na 11.3 ± 0.4 9.5 ± 0.9 5.3 ± 0.8 6.3 ± 0.6
WCA (deg), thin films 54 ± 3 58 ± 1 43 ± 7 na na na
WCA (deg), pellets 52 ± 2 56 ± 3 53 ± 3 na na na
a

na, not available.