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.

Date of Patent:
Nov. 12, 2019

Filed:

Oct. 19, 2017
Applicant:

Battelle Memorial Institute, Richland, WA (US);

Inventors:

Ji-Guang Zhang, Richland, WA (US);

Shuru Chen, Richland, WA (US);

Wu Xu, Richland, WA (US);

Assignee:

Battelle Memorial Institute, Richland, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 21/12 (2006.01); H01M 10/05 (2010.01); H01M 4/40 (2006.01); H01M 10/056 (2010.01); H01M 4/86 (2006.01);
U.S. Cl.
CPC ...
C09K 21/12 (2013.01); H01M 4/405 (2013.01); H01M 10/056 (2013.01); H01M 2004/8684 (2013.01); H01M 2300/0028 (2013.01);
Abstract

Low flammability and nonflammable localized superconcentrated electrolytes (LSEs) for stable operation of electrochemical devices, such as rechargeable batteries, supercapacitors, and sensors, are disclosed. Electrochemical devices, such as rechargeable batteries, supercapacitors, and sensors, including the low flammability and nonflammable LSEs are also disclosed. The low flammability and nonflammable LSEs include an active salt, a solvent comprising a flame retardant compound, wherein the active salt is soluble in the solvent, and a diluent in which the active salt is insoluble or poorly soluble. In certain embodiments, such as when the solvent and diluent are immiscible, the LSE further includes a bridge solvent.


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