Table 2 Material variants analyzed in the study
Sample | Polymer solution concentration [% w/w] | Number of layers [-] | Inner surface (IS) | Outer surface (OS) |
|---|---|---|---|---|
C75A_1L_200 | 2 | 1 | fibers | fibers |
C75A_1L_500 | 4 | 1 | fibers | fibers |
C75A_1L_900 | 5 | 1 | fibers | fibers |
C75A_2L_200 | 2 | 2 | film/fibers | fibers |
C75A_2L_500 | 4 | 2 | film/fibers | fibers |
C75A_2L_900 | 5 | 2 | film/fibers | fibers |