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Quantumscape Corporation patents


Recent patent applications related to Quantumscape Corporation. Quantumscape Corporation is listed as an Agent/Assignee. Note: Quantumscape Corporation may have other listings under different names/spellings. We're not affiliated with Quantumscape Corporation, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "Q" | Quantumscape Corporation-related inventors


Lithium stuffed garnet setter plates for solid electrolyte fabrication

Setter plates are fabricated from li-stuffed garnet materials having the same, or substantially similar, compositions as a garnet li-stuffed solid electrolyte. The li-stuffed garnet setter plates, set forth herein, reduce the evaporation of li during a sintering treatment step and/or reduce the loss of li caused by diffusion out of the sintering electrolyte. ... Quantumscape Corporation

Garnet materials for li secondary batteries and methods of making and using garnet materials

Disclosed herein are garnet material compositions, e.g., lithium-stuffed garnets and lithium-stuffed garnets doped with alumina, which are suitable for use as electrolytes and catholytes in solid state battery applications. Also disclosed herein are lithium-stuffed garnet thin films having fine grains therein. ... Quantumscape Corporation

Garnet materials for li secondary batteries and methods of making and using garnet materials

Disclosed herein are garnet material compositions, e.g., lithium-stuffed garnets and lithium-stuffed garnets doped with alumina, which are suitable for use as electrolytes and catholytes in solid state battery applications. Also disclosed herein are lithium-stuffed garnet thin films having fine grains therein. ... Quantumscape Corporation

Lithium stuffed garnet setter plates for solid electrolyte fabrication

Setter plates are fabricated from li-stuffed garnet materials having the same, or substantially similar, compositions as a garnet li-stuffed solid electrolyte. The li-stuffed garnet setter plates, set forth herein, reduce the evaporation of li during a sintering treatment step and/or reduce the loss of li caused by diffusion out of the sintering electrolyte. ... Quantumscape Corporation

Garnet materials for li secondary batteries and methods of making and using garnet materials

Set forth herein are garnet material compositions, e.g., lithium-stuffed garnets and lithium-stuffed garnets doped with alumina, which are suitable for use as electrolytes and catholytes in solid state battery applications. Also set forth herein are lithium-stuffed garnet thin films having fine grains therein. ... Quantumscape Corporation

Pulse plating of lithium material in electrochemical devices

The present invention is directed to battery system and operation thereof. In an embodiment, lithium material is plated onto the anode region of a lithium secondary battery cell by a pulsed current. ... Quantumscape Corporation

Solid electrolyte separator bonding agent

Set forth herein are electrochemical cells which include a negative electrode current collector, a lithium metal negative electrode, an oxide electrolyte membrane, a bonding agent layer, a positive electrode, and a positive electrode current collector. The bonding agent layer advantageously lowers the interfacial impedance of the oxide electrolyte at least at the positive electrode interface and also optionally acts as an adhesive between the solid electrolyte separator and the positive electrode interface. ... Quantumscape Corporation

Metal sulfide anolytes for electrochemical cells

Provided are negative electrode assemblies containing lithium sulfide anolyte layers, electrochemical cells including these assemblies, and methods of forming thereof. An anolyte layer may be disposed over a metal layer of a current collector and may be used to separate the current collector from the rest of the electrolyte. ... Quantumscape Corporation

Battery thermal management system and methods of use

Set forth herein are systems and methods for determining battery heating conditions and pre-heating lead times of at least a minute or more, based on input parameters and sets of input parameters, to predictively and dynamically heat a secondary battery so that the battery has a specific power output and performance level when used in an electric or hybrid vehicle application.. . ... Quantumscape Corporation

Garnet materials for li secondary batteries and methods of making and using garnet materials

Set forth herein are garnet material compositions, e.g., lithium-stuffed garnets and lithium-stuffed garnets doped with alumina, which are suitable for use as electrolytes and catholytes in solid state battery applications. Also set forth herein are lithium-stuffed garnet thin films having fine grains therein. ... Quantumscape Corporation

Annealed garnet electrolyte separators

Set forth herein are pellets, thin films, and monoliths of lithium-stuffed garnet electrolytes having engineered surfaces. These engineered surfaces have a list of advantageous properties including, but not limited to, low surface area resistance, high li+ ion conductivity, low tendency for lithium dendrites to form within or thereupon when the electrolytes are used in an electrochemical cell. ... Quantumscape Corporation

Garnet materials for li secondary batteries and methods of making and using garnet materials

Set forth herein are garnet material compositions, e.g., lithium-stuffed garnets and lithium-stuffed garnets doped with alumina, which are suitable for use as electrolytes and catholytes in solid state battery applications. Also set forth herein are lithium-stuffed garnet thin films having fine grains therein. ... Quantumscape Corporation

Garnet materials for li secondary batteries and methods of making and using garnet materials

Set forth herein are garnet material compositions, e.g., lithium-stuffed garnets and lithium-stuffed garnets doped with alumina, which are suitable for use as electrolytes and catholytes in solid state battery applications. Also set forth herein are lithium-stuffed garnet thin films having fine grains therein. ... Quantumscape Corporation

Lithium, phosphorus, sulfur, and iodine including electrolyte and catholyte compositions, electrolyte membranes for electrochemical devices, and annealing methods of making these electrolytes and catholytes

The present disclosure sets forth battery components for secondary and/or traction batteries. Described herein are new solid-state lithium (li) conducting electrolytes including monolithic, single layer, and bi-layer solid-state sulfide-based lithium ion (li+) conducting catholytes or electrolytes. ... Quantumscape Corporation

06/01/17 / #20170153060

Setter plates for solid electrolyte fabrication and methods of using the same to prepare dense solid electrolytes

Setter plates are fabricated from li-stuffed garnet materials having the same, or substantially similar, compositions as a garnet li-stuffed solid electrolyte. The li-stuffed garnet setter plates, set forth herein, reduce the evaporation of li during a sintering treatment step and/or reduce the loss of li caused by diffusion qui of the sintering electrolyte, li-stuffed garnet seller plates, set forth herein, maintain compositional control over the solid electrolyte during sintering when, upon heating, lithium is prone to diffuse out of the solid electrolyte.. ... Quantumscape Corporation

05/11/17 / #20170133731

Battery system with selective thermal management

The present invention is directed to battery systems. In various embodiments, the present invention provides a battery system having a first battery group and a second battery group. ... Quantumscape Corporation

04/06/17 / #20170098824

Protective coatings for conversion material cathodes

Battery systems using coated conversion materials as the active material in battery cathodes are provided herein. Protective coatings may be an oxide, phosphate, or fluoride, and may be lithiated. ... Quantumscape Corporation

03/02/17 / #20170062873

Lithium stuffed garnet setter plates for solid electrolyte fabrication

Setter plates are fabricated from li-stuffed garnet materials having the same, or substantially similar, compositions as a garnet li-stuffed solid electrolyte. The li-stuffed garnet setter plates, set forth herein, reduce the evaporation of li during a sintering treatment step and/or reduce the loss of li caused by diffusion out of the sintering electrolyte. ... Quantumscape Corporation

02/16/17 / #20170047611

Garnet materials for li secondary batteries and methods of making and using garnet materials

Set forth herein are garnet material compositions, e.g., lithium-stuffed garnets and lithium-stuffed garnets doped with alumina, which are suitable for use as electrolytes and catholytes in solid state battery applications. Also set forth herein are lithium-stuffed garnet thin films having fine grains therein. ... Quantumscape Corporation

01/26/17 / #20170022112

Processes and materials for casting and sintering green garnet thin films

Set forth herein are processes and materials for making ceramic thin films by casting ceramic source powders and precursor reactants, binders, and functional additives into unsintered thin films and subsequently sintering the thin films under controlled atmospheres and on specific substrates.. . ... Quantumscape Corporation

01/05/17 / #20170005367

Composite electrolytes

Set forth herein are electrolyte compositions that include both organic and inorganic constituent components and which are suitable for use in rechargeable batteries. Also set forth herein are methods and systems for making and using these composite electrolytes.. ... Quantumscape Corporation








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