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Patent
Publication NumberUS 20200127327Filing StatusPatent ApplicationAvailabilityUnknownFiling Date2019-12-18Publication Date2020-04-23
A Li or Li-ion or Na or Na-ion battery cell is provided that comprises anode and cathode electrodes, a separator, and a solid electrolyte. The separator electrically separates the anode and the cathode. The solid electrolyte ionically couples the anode and the cathode. The solid electrolyte also comprises a melt-infiltration solid electrolyte composition that is disposed at least partially in at least one of the electrodes or in the separator.
Patent
Publication NumberUS 10629898Filing StatusIssued PatentAvailabilityUnknownFiling Date2017-06-02Publication Date2020-04-21
Described herein are improved composite anodes and lithium-ion batteries made therefrom. Further described are methods of making and using the improved anodes and batteries. In general, the anodes include a porous composite having a plurality of agglomerated nanocomposites. At least one of the plurality of agglomerated nanocomposites is formed from a dendritic particle, which is a three-dimensional, randomly-ordered assembly of nanoparticles of an electrically conducting material and a plural…
Patent
Publication NumberUS 20200091517Filing StatusPatent ApplicationAvailabilityUnknownFiling Date2019-09-13Publication Date2020-03-19
An embodiment is directed to an electrode composition for use in an energy storage device cell. The electrode comprises composite particles, each comprising carbon that is biomass-derived and active material. The active material exhibits partial vapor pressure below around 10−13 torr at around 400 K, and an areal capacity loading of the electrode composition ranges from around 2 mAh/cm2 to around 16 mAh/cm2.
Patent
Publication NumberUS 20200083542Filing StatusPatent ApplicationAvailabilityUnknownFiling Date2019-09-06Publication Date2020-03-12
In an embodiment, a Li-ion battery electrode comprises a conductive interlayer arranged between a current collector and an electrode active material layer. The conductive interlayer comprises first conductive additives and a first polymer binder, and the electrode active material layer comprises a plurality of active material particles mixed with a second polymer binder (which may be the same as or different from the first polymer binder) and second conductive additives (which may be the same…
Patent
Publication NumberUS 20200075938Filing StatusPatent ApplicationAvailabilityUnknownFiling Date2019-11-09Publication Date2020-03-05
A battery electrode composition is provided that comprises composite particles. Each of the composite particles in the composition (which may represent all or a portion of a larger composition) may comprise a porous electrode particle and a filler material. The porous electrode particle may comprise active material provided to store and release ions during battery operation. The filler material may occupy at least a portion of the pores of the electrode particle. The filler material may be li…
Patent
Publication NumberUS 20200024796Filing StatusPatent ApplicationAvailabilityUnknownFiling Date2019-07-23Publication Date2020-01-23
In an embodiment, metal-organic nanowires or nanofibers comprising polymer chains with around 100 or more repeat units are synthesized. The metal-organic nanowires or nanofibers are exposed to a reactive gas at a temperature in excess of around 100° C. and at a pressure in the range from around 0.001 to around 100 atmospheres.
Patent
Publication NumberUS 20200028203Filing StatusPatent ApplicationAvailabilityUnknownFiling Date2018-12-03Publication Date2020-01-23
Lithium-ion batteries are provided that variously comprise anode and cathode electrodes, an electrolyte, a separator, and, in some designs, a protective layer. In some designs, at least one of the electrodes may comprise a composite of (i) Li2S and (ii) conductive carbon that is embedded in the core of the composite. In some designs, the protective layer may be disposed on at least one of the electrodes via electrolyte decomposition. Various methods of fabrication for lithium-ion battery elec…
Patent
Publication NumberUS 20200006805Filing StatusPatent ApplicationAvailabilityUnknownFiling Date2019-09-09Publication Date2020-01-02
Li-ion batteries are provided that include a cathode, an anode comprising active particles, an electrolyte ionically coupling the anode and the cathode, a separator electrically separating the anode and the cathode, and at least one hydrofluoric acid neutralizing agent incorporated into the anode or the separator. Li-ion batteries are also provided that include a cathode, an anode comprising active particles, an electrolyte ionically coupling the anode and the cathode, and a separator electri…
Patent
Publication NumberUS 10522873Filing StatusIssued PatentAvailabilityUnknownFiling Date2016-12-15Publication Date2019-12-31
A Li or Li-ion or Na or Na-ion battery cell is provided that comprises anode and cathode electrodes, a separator, and a solid electrolyte. The separator electrically separates the anode and the cathode. The solid electrolyte ionically couples the anode and the cathode. The solid electrolyte also comprises a melt-infiltration solid electrolyte composition that is disposed at least partially in at least one of the electrodes or in the separator.
Patent
Publication NumberUS 10476071Filing StatusIssued PatentAvailabilityUnknownFiling Date2016-10-05Publication Date2019-11-12
A battery electrode composition is provided that comprises composite particles. Each of the composite particles in the composition (which may represent all or a portion of a larger composition) may comprise a porous electrode particle and a filler material. The porous electrode particle may comprise active material provided to store and release ions during battery operation. The filler material may occupy at least a portion of the pores of the electrode particle. The filler material may be li…
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