International Journal of Polymer Science / 2013 / Article / Fig 6

Research Article

Using of Hyperbranched Poly(amidoamine) as Pretanning Agent for Leather

Figure 6

SEM photos for grain surface (×50) of the chrome-tanned leather before (a) and after (b) pretanning with HPAM polymer and SEM photos (cross-section) of the leather samples (×100) showing leather protein fiber bundles of chrome-tanned leather before (c) and after pretanning with HPAM polymer (d).
120656.fig.006a
(a)
120656.fig.006b
(b)
120656.fig.006c
(c)
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(d)