Hydrous zirconium(iv) oxide and zirconium polyelectrolyte membranes on porous stainless steel supports – The effect of modified substrate pore size on the flux and rejection characteristics of the membranes Hydrous zirconium(iv) oxide and zirconium polyelectrolyte membranes on porous stainless steel supports - The effect of modified substrate pore size on the flux and rejection characteristics of the membranes Posted in .