| Patent Number |
Title Of Patent |
Date Issued |
| 7553590 |
Electrolytes for lithium sulfur cells |
June 30, 2009 |
| Disclosed is an additive for an electrochemical cell wherein the additive includes an N--O bond. The additive is most preferably included in a nonaqueous electrolyte of the cell. Also disclosed are cells and batteries including the additive, and methods of charging the batteries and |
| 7358012 |
Electrolytes for lithium sulfur cells |
April 15, 2008 |
| Disclosed is an electrochemical cell comprising a lithium anode and a sulfur-containing cathode and a non-aqueous electrolyte. The cell exhibits high utilization of the electroactive sulfur-containing material of the cathode and a high charge-discharge efficiency. |
| 7354680 |
Electrolytes for lithium sulfur cells |
April 8, 2008 |
| Disclosed is an additive for an electrochemical cell wherein the additive includes an N--O bond. The additive is most preferably included in a nonaqueous electrolyte of the cell. Also disclosed are cells and batteries including the additive, and methods of charging the batteries and |
| 7247408 |
Lithium anodes for electrochemical cells |
July 24, 2007 |
| Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and polymer layers in contact with the first layer comprising lithium metal or in contact w |
| 7189477 |
Low temperature electrochemical cells |
March 13, 2007 |
| Disclosed is an electrochemical cell comprising a lithium anode and a sulfur-containing cathode and a non-aqueous electrolyte solvent. In the fully charged state of the cell the concentration of lithium ions is preferably less than 0.3 M. The cell delivers high discharge capacity at |
| 7019494 |
Methods of charging lithium sulfur cells |
March 28, 2006 |
| Disclosed is a method of charging a lithium-sulfur electrochemical cell wherein the lithium-sulfur cell comprises a cathode comprising an electroactive sulfur-containing material, an anode comprising lithium, and a nonaqueous electrolyte. |
| 6936382 |
Lithium batteries |
August 30, 2005 |
| Provided is a lithium battery in which the cathode comprises an electroactive sulfur-containing material and the electrolyte comprises a lithium salt, a non-aqueous solvent, and one or more capacity-enhancing reactive components. Suitable reactive components include electron transfer |
| 6936381 |
Lithium anodes for electrochemical cells |
August 30, 2005 |
| Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and crosslinked polymer layers in contact with the first layer comprising lithium metal or |
| 6797428 |
Lithium anodes for electrochemical cells |
September 28, 2004 |
| Provided is an anode for use in electrochemical cells, wherein the anode active layer has a first layer comprising lithium metal and a multi-layer structure comprising single ion conducting layers and crosslinked polymer layers in contact with the first layer comprising lithium metal or |
| 6733924 |
Lithium anodes for electrochemical cells |
May 11, 2004 |
| Provided are lithium anodes for use in electrochemical cells, where the anode active layer has a first layer comprising lithium metal and a second layer of a temporary protective material, wherein the temporary protective material is a metal capable of forming an alloy with lithium metal |
| 6706449 |
Lithium anodes for electrochemical cells |
March 16, 2004 |
| Provided are anodes for use in electrochemical cells, wherein the anode comprises an anode active layer comprising lithium and a polymer anode substrate comprising a polymer film layer and a protective crosslinked polymer layer, in which the protective crosslinked polymer layer is in |
| 6569573 |
Lithium batteries |
May 27, 2003 |
| Provided is a lithium battery in which the cathode comprises an electroactive sulfur-containing material and the electrolyte comprises a lithium salt, a non-aqueous solvent, and one or more capacity-enhancing reactive components. Suitable reactive components include electron ##STR1## |
| 6436583 |
Storage life enhancement in lithium-sulfur batteries |
August 20, 2002 |
| Provided is an electrochemical cell in which the cathode comprises an electroactive sulfur-containing material, the anode comprises lithium, and the electrolyte comprises a lithium salt, a non-aqueous solvent, and a self-discharge inhibiting amount of one or more organic sulfites. Suitab |
| 6329789 |
Methods of charging lithium-sulfur batteries |
December 11, 2001 |
| Provided is a method for increasing the cycle life of discharged lithium electrochemical cells, wherein the cell comprises (i) an anode comprising lithium; (ii) a cathode comprising an electroactive sulfur-containing material; and (iii) a liquid electrolyte interposed between the anode a |
| 5962171 |
Composition useful in electrolytes of secondary battery cells |
October 5, 1999 |
| Provided is a nonaqueous electrolyte element for use in secondary battery cells which comprises an effective lithium stripping enhancing amount of one or more soluble materials, such as a lithium polysulfide, which increases the lithium stripping efficiency. Also provided is a secondary |
