Article for constructing an electrolytic cell

An article of manufacture useful to construct an electrolytic cell suitable for the manufacture of hydrogen peroxide by the reduction of oxygen at a cathode, the article of manufacture comprising layers in sequence;

• a first nonconductive porous means inert to an alkaline liquid, separating means, a second nonconductive porous means inert to an alkaline liquid containing hydrogen peroxide, and a porous cathode, said separating means being substantially permeable both to ions and to bubbles of gases but being substantially impermeable to liquids, said first and second porous means being permeable to fluids, fastening means holding each of said layers in contact with a surface of the adjacent layer.