In an apparatus for producing acidic electrolyzed water, the use of a protection membrane having slits or other discontinuities allows the protection of a permeable membrane, such as an anion-permeable or anion-selective membrane, from chlorine generated by the electrolysis. The protection membrane further...http://www.google.fr/patents/US7967958?utm_source=gb-gplus-shareBrevet US7967958 - Electrode for water electrolysis