Effect of Cobalt Fillers on Polyurethane Segmentations Investigated by Synchrotron Small Angle X-Ray Scattering

Table 1

Parameters obtained from the fitting of SAXS peaks of PU composites with four theoretical models.

Co loading (wt.%)	Lamellar	Zernike-Prins		Percus-Yavick		Teubner-Strey
	𝑑𝐻 (nm)	R (nm)	d (nm)	R (nm)	th (nm)	𝜉 (nm)	d (nm)
0	7.156 ± 0.022	2.029 ± 0.007	7.365 ± 0.006	3.100 ± 0.0120	0.620 ± 0.0136	5.8074 ± 0.0664	7.475 ± 0.019
20	6.479 ± 0.014	3.175 ± 0.009	7.278 ± 0.013	3.047 ± 0.0290	0.675 ± 0.0186	3.8435 ± 0.1750	7.700 ± 0.035
40	6.193 ± 0.014	2.962 ± 0.008	6.654 ± 0.017	2.925 ± 0.0450	0.25 ± 0.0530	2.0970 ± 6.87e − 19	7.550 ± 0.026
60	6.166 ± 0.028	3.582 ± 0.007	6.893 ± 0.012	2.970 ± 0.0640	0.450 ± 0.0324	2.2108 ± 0.128	7.774 ± 0.037