Disclosed are polymeric foam structures suitable for absorbing and storing body fluids such as urine, menses and the like. These liquid storage structures are high suction collapsible polymeric foam materials. The collapsed foams, upon contact with aqueous fluids, can absorb and expand these fluids even...http://www.google.es/patents/US6107356?utm_source=gb-gplus-sharePatente US6107356 - High suction polymeric foam materials
