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Original Article

Carboxylic acid-functionalized TiO2 nanoparticle-loaded PMMA/PEEK copolymer matrix as a dental resin for 3D complete denture manufacturing by stereolitographic technique

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Pages 2557-2565 | Received 12 Jul 2018, Accepted 06 Oct 2018, Published online: 29 Oct 2018

Figures & data

Figure 1. FTIR spectrum of (a) PEEK/PMMA, (b) TiO2 NPs, and (c)TiO2–PEEK/PMMA samples.

Figure 1. FTIR spectrum of (a) PEEK/PMMA, (b) TiO2 NPs, and (c)TiO2–PEEK/PMMA samples.

Figure 2. XRD patterns of (a) TiO2 NPs, (b) TiO2PEEK, and (c)TiO2–PEEK/PMMA samples.

Figure 2. XRD patterns of (a) TiO2 NPs, (b) TiO2PEEK, and (c)TiO2–PEEK/PMMA samples.

Figure 3. The surface morphology changes investigated by FE-SEM of synthesized nano-TiO2–PEEK/PMMA composite in different magnifications.

Figure 3. The surface morphology changes investigated by FE-SEM of synthesized nano-TiO2–PEEK/PMMA composite in different magnifications.

Figure 4. TEM images of synthesized pure and surface-functionalized TiO2 nanoparticles (a) and TiO2-loaded PEEK/PMMA nanocomposite (b) samples.

Figure 4. TEM images of synthesized pure and surface-functionalized TiO2 nanoparticles (a) and TiO2-loaded PEEK/PMMA nanocomposite (b) samples.

Figure 5. CLSM images of bacterial cell death and plot of % survival versus on the TiO2 and TiO2loaded PEEK/PMMA nanocomposite against E. coli and S. aureus.

Figure 5. CLSM images of bacterial cell death and plot of % survival versus on the TiO2 and TiO2loaded PEEK/PMMA nanocomposite against E. coli and S. aureus.

Figure 6. Quantified cell viability (a) of the PEEK/PMMA with and without TiO2 nanoparticles at 1, 3, and 5 days of culture using dental pulp cells and (b) 3D printed prosthesis by using TiO2-incorporated PEEK/PMMA nanocomposite.

Figure 6. Quantified cell viability (a) of the PEEK/PMMA with and without TiO2 nanoparticles at 1, 3, and 5 days of culture using dental pulp cells and (b) 3D printed prosthesis by using TiO2-incorporated PEEK/PMMA nanocomposite.