Review Article
Nanomodified Peek Dental Implants: Bioactive Composites and Surface Modification—A Review
Table 2
Various surface modifications for PEEK and some reported properties.
| Modification | Surface roughness/pore size | Contact angle (°) | Animal studies | References |
| Spin-coating | | | | | nHAp | = 0.686 ± 0.14 µm–0.93 ± 0.25 µm | 53 ± 4.4 | Yes | [42–44] | Gas plasma etching | | | | | O2/Ar | RMS = 9–19 nm | 5–40 | No | [46] | NH3 | RMS = 3–7 nm | 45–90 | No | [46] | O2 | = 75.33 ± 10.66 nm | 52 | Yes | [47] | E-beam TiO2 | | | | | Conventional | n.d. | 54 | No | [54] | Anodized | Pore size: 70 nm | ≈0 | Yes | [55] | PIII | | | | | TiO2 | Pore size: 150–200 nm | n.d | No | [45] | Diamond-like carbon | RMS = 5.42 nm | ≈55 | No | [61] |
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