Patent
US 11,038,195MULTI-LEVEL GRAPHENE-PROTECTED ANODE ACTIVE MATERIAL PARTICLES FOR BATTERY APPLICATIONS
Aruna Zhamu, Jun Yin, Jen-Hsien Yang, Yu-Sheng Su et al.
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 11,038,195Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 A flow chart showing the most commonly used prior art process of producing highly oxidized graphene sheets (or nanographene platelets, NGPs) that entails …
FIG. 2 A diagram showing the presently invented process for producing graphene-embraced or graphene-encapsulated electrode active material particles via an …
FIG. 3 A diagram showing the presently invented process for producing graphene-embraced electrode active material particles via a continuous ball mill.
FIG. 4 Charge-discharge cycling behaviors of 3 lithium cells featuring Co 3 0 4 particle-based anodes: a) containing un-protected Co 3 0 4 particles, b) …
FIG. 5 Charge-discharge cycling behaviors of 3 lithium cells featuring Sn O 2 particle-based anodes: the first containing un-protected Sn O 2 particles, second …
FIG. 6 Charge-discharge cycling behaviors of 3 lithium cells featuring micron-scaled (3 pm) Si SVG …
FIG. 7 Discharge capacity values (mAh/g, based on composite weight) of 3 lithium cells featuring lithium iron phosphate (LFP) particle-based cathodes, plotted …
FIG. 8 Charge-discharge cycling behaviors of 3 lithium cells featuring LiV 2 05 nanorod-based cathodes: a) containing RGO-embraced particulates of …
FIG. 9(B) SEM image of a representative cathode particulate.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A graphene-embraced particulate for use as a lithium-ion battery anode active material, wherein said particulate comprises a single or a plurality of graphene- encapsulated primary particles of an anode active material, comprising a primary particle of said anode active material and multiple sheets of a first graphene material overlapped together to embrace or encapsulate said primary particle, and wherein said single or a plurality of graphene-encapsulated primary particles, along with a conductive additive, are further embraced or encapsulated by multiple sheets of a second graphene material, wherein said first graphene material is the same as or different from said second graphene material, wherein said first graphene material or said second graphene material is selected from graphene chloride, hydrogenated graphene, or a combination thereof, and wherein said first graphene material and said second graphene material are each in an amount from 0.01% to 20% by weight and said conductive additive is in an amount from 0% to 50% by weight, all based on a total weight of said particulate, wherein said particulate is spherical or ellipsoidal in shape. Previously presented
The particulate of claim 1, wherein said first graphene material or said second graphene material comprises single-layer graphene or few-layer graphene, wherein said few- layer graphene is defined as a graphene sheet or platelet formed of 2 to 1 0 graphene planes. Original
The particulate of claim 1, wherein said first graphene material is different than said second graphene material. Original
The particulate of claim 1, wherein said anode active material comprises an element selected from the group consisting of Si, Ge, Sn, Cd, Sb, Pb, Bi, Zn, Al, Co, Ni, Ti and combinations thereof. Original
The particulate of claim 1, wherein said anode active material is selected from the group consisting of: a. lithiated and un-lithiated silicon (Si), germanium (Ge), tin (Sn), lead (Pb), antimony (Sb), bismuth (Bi), zinc (Zn), aluminum (Al), titanium (Ti), nickel (Ni), cobalt (Co), and cadmium (Cd); b. lithiated and un-lithiated alloys or intermetallic compounds of Si, Ge, Sn, Pb, Sb, Bi, Zn, Al, Ti, Ni, Co, or Cd with other elements; c. lithiated and un-lithiated oxides, carbides, nitrides, sulfides, phosphides, selenides, and tellurides of Si, Ge, Sn, Pb, Sb, Bi, Zn, Al, Ti, Fe, Ni, Co, Mn, V, or Cd, and their mixtures, composites, or lithium-containing composites; d. lithiated and un-lithiated salts and hydroxides of Sn; e. lithium titanate, lithium manganate, lithium aluminate, lithium-containing titanium oxide, lithium transition metal oxide; and combinations thereof. Original
The particulate of claim 1, wherein said primary particles of an anode active material have a size from 10 nm to 1 pm. Original
The particulate of claim 1, wherein said primary particles of an anode active material have a size from 10 nm to 100 nm. Original
The particulate of claim 1, wherein said conductive additive is selected from amorphous carbon, CVD carbon, carbonized resin, expanded graphite platelet, carbon nanotube, carbon nanofiber, carbon fiber, graphite fiber, pitch, coke, carbon black, acetylene black, activated carbon, pitch-derived soft carbon (graphitizable carbon), pitch-derived hard carbon (nongraphitizable carbon), natural graphite particle, artificial graphite particle, electron-conducting polymer, lithium ion-conducting polymer, or a combination thereof, wherein said conductive additive is in electronic contact with said graphene-encapsulated primary particle. Original
The particulate of claim 1, wherein said primary particles of anode active material are selected from lithiated titanium dioxide, lithiated titanium oxide, lithium titanate, or Li 4 Ti 5 O I2. Original
The particulate of claim 1 wherein said primary particles of anode active material are selected from natural graphite, artificial graphite, mesocarbon microbead (MCMB), graphitic coke, mesophase carbon, hard carbon, soft carbon, polymeric carbon, carbon or graphite fiber segments, carbon nanofiber or graphitic nanofiber, carbon nanotube, or a combination thereof. Original
A mass of multiple particulates as defined in claim 1. Original
A lithium battery anode electrode containing a mass of multiple particulates of claim 1 and optional conductive filler and binder. Original
A battery electrode containing said graphene-embraced particulate produced in claim 1 as an anode active material, wherein said battery is a lithium-ion battery, lithium metal secondary battery, lithium-sulfur battery, lithium-air battery, lithium-selenium battery, sodium-ion battery, sodium metal secondary battery, sodium-sulfur battery, sodium- air battery, magnesium-ion battery, magnesium metal battery, aluminum-ion battery, aluminum metal secondary battery, zinc-ion battery, zinc metal battery, or zinc-air battery. Previously presented
Canceled
Canceled
Canceled
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
graphene-embraced particulate for lithium-ion battery anode
lithium battery
Materials described outside the worked examples.
first graphene material
second graphene material
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 9(B) SEM image of a representative cathode particulate.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Duration | 600–3600 s | — |
Thickness | 20–200 nm |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 11,038,195Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 A flow chart showing the most commonly used prior art process of producing highly oxidized graphene sheets (or nanographene platelets, NGPs) that entails …
FIG. 2 A diagram showing the presently invented process for producing graphene-embraced or graphene-encapsulated electrode active material particles via an …
FIG. 3 A diagram showing the presently invented process for producing graphene-embraced electrode active material particles via a continuous ball mill.
FIG. 4 Charge-discharge cycling behaviors of 3 lithium cells featuring Co 3 0 4 particle-based anodes: a) containing un-protected Co 3 0 4 particles, b) …
FIG. 5 Charge-discharge cycling behaviors of 3 lithium cells featuring Sn O 2 particle-based anodes: the first containing un-protected Sn O 2 particles, second …
FIG. 6 Charge-discharge cycling behaviors of 3 lithium cells featuring micron-scaled (3 pm) Si SVG …
FIG. 7 Discharge capacity values (mAh/g, based on composite weight) of 3 lithium cells featuring lithium iron phosphate (LFP) particle-based cathodes, plotted …
FIG. 8 Charge-discharge cycling behaviors of 3 lithium cells featuring LiV 2 05 nanorod-based cathodes: a) containing RGO-embraced particulates of …
FIG. 9(B) SEM image of a representative cathode particulate.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A graphene-embraced particulate for use as a lithium-ion battery anode active material, wherein said particulate comprises a single or a plurality of graphene- encapsulated primary particles of an anode active material, comprising a primary particle of said anode active material and multiple sheets of a first graphene material overlapped together to embrace or encapsulate said primary particle, and wherein said single or a plurality of graphene-encapsulated primary particles, along with a conductive additive, are further embraced or encapsulated by multiple sheets of a second graphene material, wherein said first graphene material is the same as or different from said second graphene material, wherein said first graphene material or said second graphene material is selected from graphene chloride, hydrogenated graphene, or a combination thereof, and wherein said first graphene material and said second graphene material are each in an amount from 0.01% to 20% by weight and said conductive additive is in an amount from 0% to 50% by weight, all based on a total weight of said particulate, wherein said particulate is spherical or ellipsoidal in shape. Previously presented
The particulate of claim 1, wherein said first graphene material or said second graphene material comprises single-layer graphene or few-layer graphene, wherein said few- layer graphene is defined as a graphene sheet or platelet formed of 2 to 1 0 graphene planes. Original
The particulate of claim 1, wherein said first graphene material is different than said second graphene material. Original
The particulate of claim 1, wherein said anode active material comprises an element selected from the group consisting of Si, Ge, Sn, Cd, Sb, Pb, Bi, Zn, Al, Co, Ni, Ti and combinations thereof. Original
The particulate of claim 1, wherein said anode active material is selected from the group consisting of: a. lithiated and un-lithiated silicon (Si), germanium (Ge), tin (Sn), lead (Pb), antimony (Sb), bismuth (Bi), zinc (Zn), aluminum (Al), titanium (Ti), nickel (Ni), cobalt (Co), and cadmium (Cd); b. lithiated and un-lithiated alloys or intermetallic compounds of Si, Ge, Sn, Pb, Sb, Bi, Zn, Al, Ti, Ni, Co, or Cd with other elements; c. lithiated and un-lithiated oxides, carbides, nitrides, sulfides, phosphides, selenides, and tellurides of Si, Ge, Sn, Pb, Sb, Bi, Zn, Al, Ti, Fe, Ni, Co, Mn, V, or Cd, and their mixtures, composites, or lithium-containing composites; d. lithiated and un-lithiated salts and hydroxides of Sn; e. lithium titanate, lithium manganate, lithium aluminate, lithium-containing titanium oxide, lithium transition metal oxide; and combinations thereof. Original
The particulate of claim 1, wherein said primary particles of an anode active material have a size from 10 nm to 1 pm. Original
The particulate of claim 1, wherein said primary particles of an anode active material have a size from 10 nm to 100 nm. Original
The particulate of claim 1, wherein said conductive additive is selected from amorphous carbon, CVD carbon, carbonized resin, expanded graphite platelet, carbon nanotube, carbon nanofiber, carbon fiber, graphite fiber, pitch, coke, carbon black, acetylene black, activated carbon, pitch-derived soft carbon (graphitizable carbon), pitch-derived hard carbon (nongraphitizable carbon), natural graphite particle, artificial graphite particle, electron-conducting polymer, lithium ion-conducting polymer, or a combination thereof, wherein said conductive additive is in electronic contact with said graphene-encapsulated primary particle. Original
The particulate of claim 1, wherein said primary particles of anode active material are selected from lithiated titanium dioxide, lithiated titanium oxide, lithium titanate, or Li 4 Ti 5 O I2. Original
The particulate of claim 1 wherein said primary particles of anode active material are selected from natural graphite, artificial graphite, mesocarbon microbead (MCMB), graphitic coke, mesophase carbon, hard carbon, soft carbon, polymeric carbon, carbon or graphite fiber segments, carbon nanofiber or graphitic nanofiber, carbon nanotube, or a combination thereof. Original
A mass of multiple particulates as defined in claim 1. Original
A lithium battery anode electrode containing a mass of multiple particulates of claim 1 and optional conductive filler and binder. Original
A battery electrode containing said graphene-embraced particulate produced in claim 1 as an anode active material, wherein said battery is a lithium-ion battery, lithium metal secondary battery, lithium-sulfur battery, lithium-air battery, lithium-selenium battery, sodium-ion battery, sodium metal secondary battery, sodium-sulfur battery, sodium- air battery, magnesium-ion battery, magnesium metal battery, aluminum-ion battery, aluminum metal secondary battery, zinc-ion battery, zinc metal battery, or zinc-air battery. Previously presented
Canceled
Canceled
Canceled
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
graphene-embraced particulate for lithium-ion battery anode
lithium battery
Materials described outside the worked examples.
first graphene material
second graphene material
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 9(B) SEM image of a representative cathode particulate.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Duration | 600–3600 s | — |
Thickness | 20–200 nm |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 11,038,195Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 A flow chart showing the most commonly used prior art process of producing highly oxidized graphene sheets (or nanographene platelets, NGPs) that entails …
FIG. 2 A diagram showing the presently invented process for producing graphene-embraced or graphene-encapsulated electrode active material particles via an …
FIG. 3 A diagram showing the presently invented process for producing graphene-embraced electrode active material particles via a continuous ball mill.
FIG. 4 Charge-discharge cycling behaviors of 3 lithium cells featuring Co 3 0 4 particle-based anodes: a) containing un-protected Co 3 0 4 particles, b) …
FIG. 5 Charge-discharge cycling behaviors of 3 lithium cells featuring Sn O 2 particle-based anodes: the first containing un-protected Sn O 2 particles, second …
FIG. 6 Charge-discharge cycling behaviors of 3 lithium cells featuring micron-scaled (3 pm) Si SVG …
FIG. 7 Discharge capacity values (mAh/g, based on composite weight) of 3 lithium cells featuring lithium iron phosphate (LFP) particle-based cathodes, plotted …
FIG. 8 Charge-discharge cycling behaviors of 3 lithium cells featuring LiV 2 05 nanorod-based cathodes: a) containing RGO-embraced particulates of …
FIG. 9(B) SEM image of a representative cathode particulate.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A graphene-embraced particulate for use as a lithium-ion battery anode active material, wherein said particulate comprises a single or a plurality of graphene- encapsulated primary particles of an anode active material, comprising a primary particle of said anode active material and multiple sheets of a first graphene material overlapped together to embrace or encapsulate said primary particle, and wherein said single or a plurality of graphene-encapsulated primary particles, along with a conductive additive, are further embraced or encapsulated by multiple sheets of a second graphene material, wherein said first graphene material is the same as or different from said second graphene material, wherein said first graphene material or said second graphene material is selected from graphene chloride, hydrogenated graphene, or a combination thereof, and wherein said first graphene material and said second graphene material are each in an amount from 0.01% to 20% by weight and said conductive additive is in an amount from 0% to 50% by weight, all based on a total weight of said particulate, wherein said particulate is spherical or ellipsoidal in shape. Previously presented
The particulate of claim 1, wherein said first graphene material or said second graphene material comprises single-layer graphene or few-layer graphene, wherein said few- layer graphene is defined as a graphene sheet or platelet formed of 2 to 1 0 graphene planes. Original
The particulate of claim 1, wherein said first graphene material is different than said second graphene material. Original
The particulate of claim 1, wherein said anode active material comprises an element selected from the group consisting of Si, Ge, Sn, Cd, Sb, Pb, Bi, Zn, Al, Co, Ni, Ti and combinations thereof. Original
The particulate of claim 1, wherein said anode active material is selected from the group consisting of: a. lithiated and un-lithiated silicon (Si), germanium (Ge), tin (Sn), lead (Pb), antimony (Sb), bismuth (Bi), zinc (Zn), aluminum (Al), titanium (Ti), nickel (Ni), cobalt (Co), and cadmium (Cd); b. lithiated and un-lithiated alloys or intermetallic compounds of Si, Ge, Sn, Pb, Sb, Bi, Zn, Al, Ti, Ni, Co, or Cd with other elements; c. lithiated and un-lithiated oxides, carbides, nitrides, sulfides, phosphides, selenides, and tellurides of Si, Ge, Sn, Pb, Sb, Bi, Zn, Al, Ti, Fe, Ni, Co, Mn, V, or Cd, and their mixtures, composites, or lithium-containing composites; d. lithiated and un-lithiated salts and hydroxides of Sn; e. lithium titanate, lithium manganate, lithium aluminate, lithium-containing titanium oxide, lithium transition metal oxide; and combinations thereof. Original
The particulate of claim 1, wherein said primary particles of an anode active material have a size from 10 nm to 1 pm. Original
The particulate of claim 1, wherein said primary particles of an anode active material have a size from 10 nm to 100 nm. Original
The particulate of claim 1, wherein said conductive additive is selected from amorphous carbon, CVD carbon, carbonized resin, expanded graphite platelet, carbon nanotube, carbon nanofiber, carbon fiber, graphite fiber, pitch, coke, carbon black, acetylene black, activated carbon, pitch-derived soft carbon (graphitizable carbon), pitch-derived hard carbon (nongraphitizable carbon), natural graphite particle, artificial graphite particle, electron-conducting polymer, lithium ion-conducting polymer, or a combination thereof, wherein said conductive additive is in electronic contact with said graphene-encapsulated primary particle. Original
The particulate of claim 1, wherein said primary particles of anode active material are selected from lithiated titanium dioxide, lithiated titanium oxide, lithium titanate, or Li 4 Ti 5 O I2. Original
The particulate of claim 1 wherein said primary particles of anode active material are selected from natural graphite, artificial graphite, mesocarbon microbead (MCMB), graphitic coke, mesophase carbon, hard carbon, soft carbon, polymeric carbon, carbon or graphite fiber segments, carbon nanofiber or graphitic nanofiber, carbon nanotube, or a combination thereof. Original
A mass of multiple particulates as defined in claim 1. Original
A lithium battery anode electrode containing a mass of multiple particulates of claim 1 and optional conductive filler and binder. Original
A battery electrode containing said graphene-embraced particulate produced in claim 1 as an anode active material, wherein said battery is a lithium-ion battery, lithium metal secondary battery, lithium-sulfur battery, lithium-air battery, lithium-selenium battery, sodium-ion battery, sodium metal secondary battery, sodium-sulfur battery, sodium- air battery, magnesium-ion battery, magnesium metal battery, aluminum-ion battery, aluminum metal secondary battery, zinc-ion battery, zinc metal battery, or zinc-air battery. Previously presented
Canceled
Canceled
Canceled
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
graphene-embraced particulate for lithium-ion battery anode
lithium battery
Materials described outside the worked examples.
first graphene material
second graphene material
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 9(B) SEM image of a representative cathode particulate.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Duration | 600–3600 s | — |
Thickness | 20–200 nm |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 11,038,195Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 A flow chart showing the most commonly used prior art process of producing highly oxidized graphene sheets (or nanographene platelets, NGPs) that entails …
FIG. 2 A diagram showing the presently invented process for producing graphene-embraced or graphene-encapsulated electrode active material particles via an …
FIG. 3 A diagram showing the presently invented process for producing graphene-embraced electrode active material particles via a continuous ball mill.
FIG. 4 Charge-discharge cycling behaviors of 3 lithium cells featuring Co 3 0 4 particle-based anodes: a) containing un-protected Co 3 0 4 particles, b) …
FIG. 5 Charge-discharge cycling behaviors of 3 lithium cells featuring Sn O 2 particle-based anodes: the first containing un-protected Sn O 2 particles, second …
FIG. 6 Charge-discharge cycling behaviors of 3 lithium cells featuring micron-scaled (3 pm) Si SVG …
FIG. 7 Discharge capacity values (mAh/g, based on composite weight) of 3 lithium cells featuring lithium iron phosphate (LFP) particle-based cathodes, plotted …
FIG. 8 Charge-discharge cycling behaviors of 3 lithium cells featuring LiV 2 05 nanorod-based cathodes: a) containing RGO-embraced particulates of …
FIG. 9(B) SEM image of a representative cathode particulate.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A graphene-embraced particulate for use as a lithium-ion battery anode active material, wherein said particulate comprises a single or a plurality of graphene- encapsulated primary particles of an anode active material, comprising a primary particle of said anode active material and multiple sheets of a first graphene material overlapped together to embrace or encapsulate said primary particle, and wherein said single or a plurality of graphene-encapsulated primary particles, along with a conductive additive, are further embraced or encapsulated by multiple sheets of a second graphene material, wherein said first graphene material is the same as or different from said second graphene material, wherein said first graphene material or said second graphene material is selected from graphene chloride, hydrogenated graphene, or a combination thereof, and wherein said first graphene material and said second graphene material are each in an amount from 0.01% to 20% by weight and said conductive additive is in an amount from 0% to 50% by weight, all based on a total weight of said particulate, wherein said particulate is spherical or ellipsoidal in shape. Previously presented
The particulate of claim 1, wherein said first graphene material or said second graphene material comprises single-layer graphene or few-layer graphene, wherein said few- layer graphene is defined as a graphene sheet or platelet formed of 2 to 1 0 graphene planes. Original
The particulate of claim 1, wherein said first graphene material is different than said second graphene material. Original
The particulate of claim 1, wherein said anode active material comprises an element selected from the group consisting of Si, Ge, Sn, Cd, Sb, Pb, Bi, Zn, Al, Co, Ni, Ti and combinations thereof. Original
The particulate of claim 1, wherein said anode active material is selected from the group consisting of: a. lithiated and un-lithiated silicon (Si), germanium (Ge), tin (Sn), lead (Pb), antimony (Sb), bismuth (Bi), zinc (Zn), aluminum (Al), titanium (Ti), nickel (Ni), cobalt (Co), and cadmium (Cd); b. lithiated and un-lithiated alloys or intermetallic compounds of Si, Ge, Sn, Pb, Sb, Bi, Zn, Al, Ti, Ni, Co, or Cd with other elements; c. lithiated and un-lithiated oxides, carbides, nitrides, sulfides, phosphides, selenides, and tellurides of Si, Ge, Sn, Pb, Sb, Bi, Zn, Al, Ti, Fe, Ni, Co, Mn, V, or Cd, and their mixtures, composites, or lithium-containing composites; d. lithiated and un-lithiated salts and hydroxides of Sn; e. lithium titanate, lithium manganate, lithium aluminate, lithium-containing titanium oxide, lithium transition metal oxide; and combinations thereof. Original
The particulate of claim 1, wherein said primary particles of an anode active material have a size from 10 nm to 1 pm. Original
The particulate of claim 1, wherein said primary particles of an anode active material have a size from 10 nm to 100 nm. Original
The particulate of claim 1, wherein said conductive additive is selected from amorphous carbon, CVD carbon, carbonized resin, expanded graphite platelet, carbon nanotube, carbon nanofiber, carbon fiber, graphite fiber, pitch, coke, carbon black, acetylene black, activated carbon, pitch-derived soft carbon (graphitizable carbon), pitch-derived hard carbon (nongraphitizable carbon), natural graphite particle, artificial graphite particle, electron-conducting polymer, lithium ion-conducting polymer, or a combination thereof, wherein said conductive additive is in electronic contact with said graphene-encapsulated primary particle. Original
The particulate of claim 1, wherein said primary particles of anode active material are selected from lithiated titanium dioxide, lithiated titanium oxide, lithium titanate, or Li 4 Ti 5 O I2. Original
The particulate of claim 1 wherein said primary particles of anode active material are selected from natural graphite, artificial graphite, mesocarbon microbead (MCMB), graphitic coke, mesophase carbon, hard carbon, soft carbon, polymeric carbon, carbon or graphite fiber segments, carbon nanofiber or graphitic nanofiber, carbon nanotube, or a combination thereof. Original
A mass of multiple particulates as defined in claim 1. Original
A lithium battery anode electrode containing a mass of multiple particulates of claim 1 and optional conductive filler and binder. Original
A battery electrode containing said graphene-embraced particulate produced in claim 1 as an anode active material, wherein said battery is a lithium-ion battery, lithium metal secondary battery, lithium-sulfur battery, lithium-air battery, lithium-selenium battery, sodium-ion battery, sodium metal secondary battery, sodium-sulfur battery, sodium- air battery, magnesium-ion battery, magnesium metal battery, aluminum-ion battery, aluminum metal secondary battery, zinc-ion battery, zinc metal battery, or zinc-air battery. Previously presented
Canceled
Canceled
Canceled
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
graphene-embraced particulate for lithium-ion battery anode
lithium battery
Materials described outside the worked examples.
first graphene material
second graphene material
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 9(B) SEM image of a representative cathode particulate.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Duration | 600–3600 s | — |
Thickness | 20–200 nm |
Related documents with shared materials, methods, properties, or citations.
anode active material
conductive additive
cathode active material
graphene chloride
hydrogenated graphene
| — |
Duration | 0.5–4 hours | — |
Duration | 5–120 hours | — |
Temperature | 800–1100 °C | — |
Temperature | 950–1050 °C | — |
Temperature | 300–700 °C | — |
Duration | 0.5–2 hours | — |
Thickness | 30–55 nm | — |
Duration | ≤ 1 hour | — |
Duration | ≤ 2 hours | — |
Thickness | ≤ 1 nm | — |
Thickness | ≤ 200 nm | — |
Thickness | 10–100 nm | — |
anode active material
conductive additive
cathode active material
graphene chloride
hydrogenated graphene
| — |
Duration | 0.5–4 hours | — |
Duration | 5–120 hours | — |
Temperature | 800–1100 °C | — |
Temperature | 950–1050 °C | — |
Temperature | 300–700 °C | — |
Duration | 0.5–2 hours | — |
Thickness | 30–55 nm | — |
Duration | ≤ 1 hour | — |
Duration | ≤ 2 hours | — |
Thickness | ≤ 1 nm | — |
Thickness | ≤ 200 nm | — |
Thickness | 10–100 nm | — |
anode active material
conductive additive
cathode active material
graphene chloride
hydrogenated graphene
| — |
Duration | 0.5–4 hours | — |
Duration | 5–120 hours | — |
Temperature | 800–1100 °C | — |
Temperature | 950–1050 °C | — |
Temperature | 300–700 °C | — |
Duration | 0.5–2 hours | — |
Thickness | 30–55 nm | — |
Duration | ≤ 1 hour | — |
Duration | ≤ 2 hours | — |
Thickness | ≤ 1 nm | — |
Thickness | ≤ 200 nm | — |
Thickness | 10–100 nm | — |
anode active material
conductive additive
cathode active material
graphene chloride
hydrogenated graphene
| — |
Duration | 0.5–4 hours | — |
Duration | 5–120 hours | — |
Temperature | 800–1100 °C | — |
Temperature | 950–1050 °C | — |
Temperature | 300–700 °C | — |
Duration | 0.5–2 hours | — |
Thickness | 30–55 nm | — |
Duration | ≤ 1 hour | — |
Duration | ≤ 2 hours | — |
Thickness | ≤ 1 nm | — |
Thickness | ≤ 200 nm | — |
Thickness | 10–100 nm | — |