RECHARGEABLE LITHIUM BATTERIES COMPRISING MEANS FOR THE SORPTION OF HARMFUL SUBSTANCES

摘要

Rechargeable lithium batteries are described, comprising an airtight container, electrodes immersed in an electrolytic solution and spaced apart by means of one or more separators, electrical contacts connected to the electrodes and means (10) for sorbing harmful substances, the means comprising a polymeric housing (11, 12) being permeable to said harmful substances but impermeable to the electrolyte and containing one or more getter materials (14) for the sorption of said harmful substances.