The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 31, 2010
Filed:
Apr. 01, 2005
Khalil Amine, Downers Grove, IL (US);
Jun Liu, Naperville, IL (US);
Krishnakumar Jambunathan, Macungie, PA (US);
Brian Keith Peterson, Fogelsville, PA (US);
Gennady Dantsin, Allentown, PA (US);
Khalil Amine, Downers Grove, IL (US);
Jun Liu, Naperville, IL (US);
Krishnakumar Jambunathan, Macungie, PA (US);
Brian Keith Peterson, Fogelsville, PA (US);
Gennady Dantsin, Allentown, PA (US);
Air Products and Chemicals, Inc., Allentown, PA (US);
Abstract
The invention relates to an improvement in a cell which is normally susceptible to damage from overcharging comprised of a negative electrode, a positive electrode, and an electrolyte comprised of an overcharge protection salt carried in a carrier or solvent. Representative overcharge protection salts are embraced by the formula:MQwhere M is an electrochemically stable cation selected from the group consisting of alkali metal, alkaline earth metal, tetraalkylammonium, or imidazolium groups, and Q is a borate or heteroborate cluster and a is the integer 1 or 2.