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Biodegradable polylactide/hydroxyapatite nanocomposite foam scaffolds for bone tissue engineering applications

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Academic year: 2021

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Table 1 Foaming parameters Specimen designation Saturation temperature (°C) Saturation pressure (Bar) Depressurizationrate (Bar/s)
Figure 3 shows the complex viscosity, g*, of pure PLLA, PLLA/2 vol% nHA and PLLA/4.17 vol% nHA at 190 °C as a function of angular frequency, x
Fig. 4 TEM micrographs of foam wall of a PLLA/2 vol% nHA and b, c PLLA/4.17 vol% nHA. Example of nHA particles at the foam wall surface are indicated by arrows
Fig. 6 SEM micrographs of the surface of PLLA foams with 0, 2, and 4.17 vol% of nHA, produced under the conditions shown in Table 1: a–c foam E with 0, 2 and 4.17 vol% nHA; d–f foam F with
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