An inventive electrolyte material contains a lithium salt comprising the following components (A1) and (B), or contains the following components (A1), (A2) and (B): (A1) a lithium cation; (A2) an organic cation; and (B) a cyanofluorophosphate anion represe...

The present invention provides an ionic liquid useful for a lithium secondary battery, which is excellent in performance as an electrolyte material, such that the liquid has ionic conductance and a wide potential window, and is excellent in safety, as well...

The present invention provides a lithium polymer cell having high ion conductivity and solid strength high enough to be used as a solid electrolyte for electro-chemical element. [0002] The present invention relates to a lithium polymer cell sandwiching bet...