1
Charles Austen Angell, Kang Xu, Igor P Kovalev, Terje A Skotheim: Non-aqueous electrolyte solvents for secondary cells. Moltech Corporation, Morrison & Foerster, June 12, 2001: US06245465 (46 worldwide citation)

The present invention pertains to non-aqueous electrolyte solvents which comprise a non-symmetrical, non-cyclic sulfone and which are suitable for use in secondary electric current producing cells. The present invention also pertains to electrolyte elements comprising such solvents, electric current ...


2
T Richard Jow, Shengshui Zhang, Kang Xu: Additive for enhancing the performance of electrochemical cells. The United States of America represented by the Secretary of the Army, William V Adams, William Randolph, February 6, 2007: US07172834 (37 worldwide citation)

A lithium battery includes an electrolyte comprised of a non-aqueous solvent, and a salt mixture. The salt mixture includes an alkali metal electrolyte salt and an additive salt having an anion of a mixed anhydride of oxalic acid and boric acid. Specific additive salts include lithium bis(oxalato) b ...


3
Charles Austen Angell, Sheng Shui Zhang, Kang Xu: Wide electrochemical window solvents for use in electrochemical devices and electrolyte solutions incorporating such solvents. Arizona Board of Regents, Morrison & Foerster, December 15, 1998: US05849432 (34 worldwide citation)

The present invention relates to electrolyte solvents for use in liquid or rubbery electrolyte solutions. Specifically, this invention is directed to boron-containing electrolyte solvents and boron-containing electrolyte solutions.


4
Charles Austen Angell, Sheng Shui Zhang, Kang Xu: Electrochemically stable electrolytes. Arizona Board Of Regents, Morrison & Foerster, January 5, 1999: US05855809 (21 worldwide citation)

This invention relates generally to inorganic ionic liquids which function as electrolytes and do not crystallize at ambient temperature. More specifically, this invention is directed to quasi-salt inorganic ionic liquids which comprise the reaction product of a strong Lewis acid with an inorganic h ...


5
C Austen Angell, Kang Xu, Changle Liu: Lithium ion conducting ionic electrolytes. Arizona Board of Regents a body corporate of the state of Arizona acting for Arizona State University, January 16, 1996: US05484670 (18 worldwide citation)

A liquid, predominantly lithium-conducting, ionic electrolyte is described which has exceptionally high conductivity at temperatures of 100.degree. C. or lower, including room temperature. It comprises molten lithium salts or salt mixtures in which a small amount of an anionic polymer lithium salt i ...


6
C Austen Angell, Changle Liu, Kang Xu: Alkali-metal-ion conducting electrolytes. Arizona Board of Regents, Morrison & Foerster, July 28, 1998: US05786110 (13 worldwide citation)

High-conductivity alkali-metal-ion containing electrolytes comprising viscous liquid or rubbery solid alkali metal salts which obtain conductivity by the domainate motion of cation ions which, when produced in accordance herewith, remain freely mobile at low temperatures. One embodiment relates to m ...


7
Charles Austen Angell, Changle Liu, Kang Xu, Terje A Skotheim: Lithium ion conducting electrolytes. Arizona Board of Regents, Morrison & Foerster, October 5, 1999: US05962169 (12 worldwide citation)

The present invention relates generally to highly conductive alkali-metal ion non-crystalline electrolyte systems, and more particularly to novel and unique molten (liquid), rubbery, and solid electrolyte systems which are especially well suited for use with high current density electrolytic cells s ...


8
Charles Austen Angell, Sheng Shui Zhang, Kang Xu: High conductivity electrolyte solutions and rechargeable cells incorporating such solutions. Arizona Board of Regents, Morrison & Foerster, October 20, 1998: US05824433 (12 worldwide citation)

This invention relates generally to electrolyte solvents for use in liquid or rubbery polymer electrolyte solutions as are used, for example, in electrochemical devices. More specifically, this invention relates to sulfonyl/phospho-compound electrolyte solvents and sulfonyl/phospho-compound electrol ...


9
Kang Xu, Shengping Ding, T Richard Jow: Electrochemically stable onium salts and electrolytes containing such for electrochemical capacitors. The United States of America represented by the Secretary of the Army, U John Biffoni, William V Adams, June 1, 2004: US06743947 (12 worldwide citation)

Based on the discovery that the melting point and solubility of onium salts are affected by the asymmetry of the substitution on cation, and that the branched substituents effectively shield onium cations from electrochemical reduction, new onium salts are synthesized and high performance electrolyt ...


10
T Richard Jow, Shengshui Zhang, Kang Xu, Michael S Ding: Non-aqueous electrolyte solutions comprising additives and non-aqueous electrolyte cells comprising the same. The United States of America represented by the Secretary of the Army, William V Adams, June 14, 2005: US06905762 (10 worldwide citation)

A non-aqueous electrolyte to be used in a Li-ion battery includes a lithium salt, a cyclic carbonate, a linear carbonate and an isocyanate-based additive, with the following general formula R1—N═C═O wherein R1 represents linear or branched alkyl groups which have 1 to 7 carbon atoms, or aromatic gro ...