Composite inorganic membranes containing nanoparticles of hydrated zirconium dioxide for electrodialytic separation

Table 1 Porous structure of the composite membranes

Sample	Increase of mass,%	S_m, m²kg⁻¹		Density, kg m⁻³		Volume of micropores, cm³g⁻¹	ϵ_m, $ϵ_{m}^{/}$
		Total	Micropores	ρ _p	ρ _b
TiO₂		820	80	4,260	3,270	3.0 × 10⁻⁴	0.23
TiO₂-HZD-2	2.4	3,340	990	4,260	3,350	1.5 × 10⁻³	0.21
TiO₂-HZD-7	4.6	10,430	5,120	4,260	3,420	5.0 × 10⁻³	0.20