Patent ID: 9391310
Filing Date: 2016-07-12
CPC Classification: B01D,H01M,Y02E

Claim Text:
1. A lithium/sulphur accumulator comprising at least one unit cell comprising: a negative electrode; an electrode separator comprising a material soaked with electrolyte, said material comprising at least one nonwoven and having a porosity in a range of 50 to 96%, and a thickness in the range of 50 to 200 micrometers; a positive electrode; wherein said electrolyte is present in an excess quantity, and comprises at least one lithium salt, and the excess quantity of electrolyte is in a range of 20 to 200% of the quantity of electrolyte, ensuring the wetting of the electrodes and of the separator; and wherein the electrolyte is liquid and is supported by the electrode separator.