| abstract |
The present invention generally includes phosphonium ionic liquids, salts, compositions and uses thereof in a variety of applications including: Among other applications, electrolytes in electronic devices, such as, but not limited to, memory devices including static, permanent and dynamic random access memories, include batteries, electrochemical double layer capacitors (EDLC), supercapacitors or ultra capacitors, electrolytic capacitors , As an electrolyte in a dye-sensitized solar cell (DSSC), as an electrolyte in a fuel cell, and as a heat transfer medium. In particular, the present invention relates generally to phosphonium ionic liquids, salts and compositions, wherein said compositions exhibit excellent combinations of thermodynamic stability, low volatility, broad liquid line range, ionic conductivity, and electrochemical stability. The present invention further comprises such phosphonium ionic liquids, salts and methods of making the compositions, and an operating device and system comprising the same. |