About 23 results
https://drivepatents.com/patents/1091804 · 19 Nov 2003
The present invention is directed to an ambient temperature molten salt as non-aqueous electrolyte. The molten salt comprises a cation of a guanidine moiety and an anion. The cation is selected from alkyl groups, alicyclic groups, or aromatic groups attach...
https://drivepatents.com/patents/1093772 · 27 Aug 2003
A lithium electrochemical cell of either a primary or a secondary chemistry activated with an electrolyte having a cyclic carbonate of a ring size equal to or larger than a six-member ring is described. The cyclic carbonate helps to make the anode passivat...
https://drivepatents.com/patents/1095759 · 28 May 2003
The present invention is directed towards an electrolyte which comprises a linear di-ether as a first solvent, a cyclic carbonate as a second solvent, a linear carbonate as a third solvent and a linear mono-ether as a fourth solvent. This electrolyte has i...
https://drivepatents.com/patents/1096045 · 14 May 2003
A method for providing a physician with an elective replacement indicator (ERI) for an implantable medical device is described. The medical device is powered by an electrochemical having a lithium anode coupled to a sandwich cathode comprising the configur...
https://drivepatents.com/patents/1096339 · 7 May 2003
An economical method for manufacturing an electrode assembly of virtually any shape to fit into a similarly shaped casing without compromising volumetric efficiency is described. This is accomplished by providing an electrode assembly of multiplate anode a...
https://drivepatents.com/patents/1096228 · 7 May 2003
A lithium/fluorinated carbon electrochemical cell having the CFx material supported on a titanium current collector screen sputter coated with a noble metal is described. The gold, iridium, palladium, platinum, rhodium and ruthenium-coated titanium current...
https://drivepatents.com/patents/1097338 · 26 Mar 2003
The present invention relates to the use of SVO classified to a particle size of about 25 mu to about 75 mu as a cathode active material in a lithium electrochemical cell. The cathode electrode is fabricated into an electrode assembly by overlaying it with...
https://drivepatents.com/patents/1098406 · 12 Feb 2003
The current invention provides a method of preparing a cathode material in a sequential two-part reaction process. In the first step, silver nitrate and vanadium oxide are decomposed by heat under an inert atmosphere. In the second part of the process, the...
https://drivepatents.com/patents/1098564 · 5 Feb 2003
A rod-shaped coupler (72) for connecting a current collector (70) to a terminal pin (88), is described. The coupler is secured to the entire width of the current collector, preferably the cathode (64) in a cell of a case negative design, and is generally a...
https://drivepatents.com/patents/1098899 · 22 Jan 2003
An insulator ring for preventing short circuit contact between the opposite polarity electrode in a case-terminal cell design is described. Typically, a lithium/silver vanadium oxide cell is built in a case-negative design with the casing serving at the ne...