Studying and Characterization of Coating of Zein–CaSiO₃ Composite on Polyetheretherketone Implant Material

Figure 2

SEM analysis (a) control, (b) modified surface with H₂SO₄, (c) Group 1 (10% zein–90% CaSiO₃), (d) Group 2 (20% zein–80% CaSiO₃), (e) Group 3 (30% zein–70% CaSiO₃).

(a)

(b)

(c)

(d)

(e)