Patent
US 8,821,773GRAPHENE COMPOSITE ELECTRODES FOR ENERGY STORAGE DEVICES
Xin Zhao
US
Copyright © 2026 Matter42. All rights reserved.
Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 shows a diagrammatic representation of a portion of a composite electrode formed with graphene platelets; [0012]
FIG. 2 shows a diagrammatic representation of a portion of a composite electrode in accordance with an illustrative embodiment of the invention; [0013]
FIGS. 3A-3G show diagrammatic representations of intermediate structures in a method in accordance with an illustrative embodiment of the invention for forming …
FIG. 4 shows a sectional view of a battery in which the
FIGS. 5 A and 5 B show diagrammatic representations that compare the charging and discharging of two different types of composite electrodes.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
3/553,846 specification.
The method of claim 1, wherein the step of forming the encapsulating film comprises chemical vapor deposition.
25 The method of claim 1, wherein the method does not comprise reducing graphene oxide.
The method of claim 1, wherein the substrate comprises at least one of copper and 30 nickel. 2 SVG 13553846.03-04-2014.HSN₂MUKEPXXIFW4.CLM14225907.1.36.0.2536.912.svg 3.04 8.333 Graph Black and white
10 The method of claim 1, wherein the plurality of particles comprise at least one of a lithium metal phosphate and a lithium metal oxide.
The method of claim 1, wherein the plurality of particles comprise a conductive 15 polymer.
The method of claim 1, wherein the plurality of particles have an average diameter between about ten nanometers and about ten micrometers.
The method of claim 1, wherein the temporary layer comprises a polymeric material.
The method of claim 1, wherein the temporary layer comprises a polymeric photoresist material. 3 13/553,846
Clai m 1 4 The method of claim 1, wherein the step of depositing the temporary layer comprises at least one of spray coating, dip coating, and spin coating.
The method of claim 1, wherein the step of removing the substrate comprises wet SVG 13553846.03-04-2014.HSN₂MUKEPXXIFW4.CLM14225908.10.25.850.1418.905.svg 0.183 4.643 Graph Black and white
10 The method of claim 1, wherein the step of removing the temporary layer comprises wet chemical etching.
The method of claim 1, wherein the step of removing the temporary layer comprises at least one of centrifugation and supercritical drying.
The method of claim 1, further comprising the step of installing the cluster that is at least partially encapsulated by the encapsulating film into an energy storage device.
The article of manufacture of claim 22, wherein the article of manufacture comprises an energy storage device. 15 withdrawn
An article of manufacture comprising: an encapsulating film, the encapsulating film comprising graphene;-a plurality of particles, the plurality of particles forming a cluster; wherein the cluster is at least partially encapsulated by the encapsulating film. 20 withdrawn
The article of manufacture of claim 24, wherein the plurality of particles comprise at least one of silicon, germanium, and tin. 25 withdrawn
The article of manufacture of claim 24, wherein the plurality of particles comprise a transition metal oxide. withdrawn
30 The article of manufacture of claim 24, wherein the plurality of particles comprise at least one of a lithiu m metal phosphate and a lithium metal oxide. 5 1 3/553,846 withdrawn
The article of manufacture of claim 24, wherein the plurality of particles comprise a conductive polymer. 5 withdrawn
The article of manufacture of claim 24, wherein the article of manufacture comprises an SVG 13553846.03-04-2014.HSN₂MUKEPXXIFW4.CLM14225910.10.26.854.719.907.svg 0.177 2.31 Chemistry Black and white withdrawn
Layer stacks claimed or described, ordered top of device to substrate.
energy storage device
battery
lithium-ion battery
supercapacitor
graphene composite electrode
Materials described outside the worked examples.
graphene
silicon
Si
germanium
Ge
conductive polymer
lithium metal phosphate
lithium metal oxide
methane
CH₄
hydrogen
H₂
copper
Cu
nickel
Ni
tin
Sn
transition metal oxide
tin dioxide
SnO₂
iron oxide
FexOy
manganese dioxide
MnO₂
polyaniline
polypyrrole
poly(3,4-ethylenedioxythiophene)
PEDOT
lithium iron phosphate
LiFePO₄
lithium manganese phosphate
LiMnPO₄
lithium cobalt oxide
LiCoO₂
lithium manganese oxide
LiMn₂O₄
lithium nickel oxide
LiNiO₂
lithium nickel manganese cobalt oxide
Li(LiaNibMncCod)O₂
poly(vinylidene fluoride)
PVDF
poly(acrylic acid)
PAA
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
active particle average diameter | 10–10000 nm | SiGeSntransition metal oxide |
Pressure | 0.01–780 Torr | — |
Duration | 0.1–60 minutes | — |
Duration | 0.001–10 minutes | — |
Duration | 12–615 sec | — |
Related documents with shared materials, methods, properties, or citations.
Graphene Application in Battery
THERMIONIC CATHODE WITH A GRAPHENE SEALING LAYER AND METHOD OF MAKING THE SAME
GRAPHENE SERVING AS CATHODE OF X-RAY TUBE AND X-RAY TUBE THEREOF
POPCORN-LIKE GROWTH OF GRAPHENE-CARBON NANOTUBE MULTI-STACK HYBRID THREE-DIMENSIONAL ARCHITECTURE FOR ENERGY STORAGE DEVICES
Graphene Structures with Enhanced Stability and Composite Materials Formed Therefrom
LITHIUM ION BATTERY INCLUDING NANO-CRYSTALLINE GRAPHENE ELECTRODE
METHOD FOR FABRICATING GRAPHENE ELECTRODE
Vertically Oriented Graphene-Supported Anode
Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 shows a diagrammatic representation of a portion of a composite electrode formed with graphene platelets; [0012]
FIG. 2 shows a diagrammatic representation of a portion of a composite electrode in accordance with an illustrative embodiment of the invention; [0013]
FIGS. 3A-3G show diagrammatic representations of intermediate structures in a method in accordance with an illustrative embodiment of the invention for forming …
FIG. 4 shows a sectional view of a battery in which the
FIGS. 5 A and 5 B show diagrammatic representations that compare the charging and discharging of two different types of composite electrodes.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
3/553,846 specification.
The method of claim 1, wherein the step of forming the encapsulating film comprises chemical vapor deposition.
25 The method of claim 1, wherein the method does not comprise reducing graphene oxide.
The method of claim 1, wherein the substrate comprises at least one of copper and 30 nickel. 2 SVG 13553846.03-04-2014.HSN₂MUKEPXXIFW4.CLM14225907.1.36.0.2536.912.svg 3.04 8.333 Graph Black and white
10 The method of claim 1, wherein the plurality of particles comprise at least one of a lithium metal phosphate and a lithium metal oxide.
The method of claim 1, wherein the plurality of particles comprise a conductive 15 polymer.
The method of claim 1, wherein the plurality of particles have an average diameter between about ten nanometers and about ten micrometers.
The method of claim 1, wherein the temporary layer comprises a polymeric material.
The method of claim 1, wherein the temporary layer comprises a polymeric photoresist material. 3 13/553,846
Clai m 1 4 The method of claim 1, wherein the step of depositing the temporary layer comprises at least one of spray coating, dip coating, and spin coating.
The method of claim 1, wherein the step of removing the substrate comprises wet SVG 13553846.03-04-2014.HSN₂MUKEPXXIFW4.CLM14225908.10.25.850.1418.905.svg 0.183 4.643 Graph Black and white
10 The method of claim 1, wherein the step of removing the temporary layer comprises wet chemical etching.
The method of claim 1, wherein the step of removing the temporary layer comprises at least one of centrifugation and supercritical drying.
The method of claim 1, further comprising the step of installing the cluster that is at least partially encapsulated by the encapsulating film into an energy storage device.
The article of manufacture of claim 22, wherein the article of manufacture comprises an energy storage device. 15 withdrawn
An article of manufacture comprising: an encapsulating film, the encapsulating film comprising graphene;-a plurality of particles, the plurality of particles forming a cluster; wherein the cluster is at least partially encapsulated by the encapsulating film. 20 withdrawn
The article of manufacture of claim 24, wherein the plurality of particles comprise at least one of silicon, germanium, and tin. 25 withdrawn
The article of manufacture of claim 24, wherein the plurality of particles comprise a transition metal oxide. withdrawn
30 The article of manufacture of claim 24, wherein the plurality of particles comprise at least one of a lithiu m metal phosphate and a lithium metal oxide. 5 1 3/553,846 withdrawn
The article of manufacture of claim 24, wherein the plurality of particles comprise a conductive polymer. 5 withdrawn
The article of manufacture of claim 24, wherein the article of manufacture comprises an SVG 13553846.03-04-2014.HSN₂MUKEPXXIFW4.CLM14225910.10.26.854.719.907.svg 0.177 2.31 Chemistry Black and white withdrawn
Layer stacks claimed or described, ordered top of device to substrate.
energy storage device
battery
lithium-ion battery
supercapacitor
graphene composite electrode
Materials described outside the worked examples.
graphene
silicon
Si
germanium
Ge
conductive polymer
lithium metal phosphate
lithium metal oxide
methane
CH₄
hydrogen
H₂
copper
Cu
nickel
Ni
tin
Sn
transition metal oxide
tin dioxide
SnO₂
iron oxide
FexOy
manganese dioxide
MnO₂
polyaniline
polypyrrole
poly(3,4-ethylenedioxythiophene)
PEDOT
lithium iron phosphate
LiFePO₄
lithium manganese phosphate
LiMnPO₄
lithium cobalt oxide
LiCoO₂
lithium manganese oxide
LiMn₂O₄
lithium nickel oxide
LiNiO₂
lithium nickel manganese cobalt oxide
Li(LiaNibMncCod)O₂
poly(vinylidene fluoride)
PVDF
poly(acrylic acid)
PAA
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
active particle average diameter | 10–10000 nm | SiGeSntransition metal oxide |
Pressure | 0.01–780 Torr | — |
Duration | 0.1–60 minutes | — |
Duration | 0.001–10 minutes | — |
Duration | 12–615 sec | — |
Related documents with shared materials, methods, properties, or citations.
Graphene Application in Battery
THERMIONIC CATHODE WITH A GRAPHENE SEALING LAYER AND METHOD OF MAKING THE SAME
GRAPHENE SERVING AS CATHODE OF X-RAY TUBE AND X-RAY TUBE THEREOF
POPCORN-LIKE GROWTH OF GRAPHENE-CARBON NANOTUBE MULTI-STACK HYBRID THREE-DIMENSIONAL ARCHITECTURE FOR ENERGY STORAGE DEVICES
Graphene Structures with Enhanced Stability and Composite Materials Formed Therefrom
LITHIUM ION BATTERY INCLUDING NANO-CRYSTALLINE GRAPHENE ELECTRODE
METHOD FOR FABRICATING GRAPHENE ELECTRODE
Vertically Oriented Graphene-Supported Anode
Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 shows a diagrammatic representation of a portion of a composite electrode formed with graphene platelets; [0012]
FIG. 2 shows a diagrammatic representation of a portion of a composite electrode in accordance with an illustrative embodiment of the invention; [0013]
FIGS. 3A-3G show diagrammatic representations of intermediate structures in a method in accordance with an illustrative embodiment of the invention for forming …
FIG. 4 shows a sectional view of a battery in which the
FIGS. 5 A and 5 B show diagrammatic representations that compare the charging and discharging of two different types of composite electrodes.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
3/553,846 specification.
The method of claim 1, wherein the step of forming the encapsulating film comprises chemical vapor deposition.
25 The method of claim 1, wherein the method does not comprise reducing graphene oxide.
The method of claim 1, wherein the substrate comprises at least one of copper and 30 nickel. 2 SVG 13553846.03-04-2014.HSN₂MUKEPXXIFW4.CLM14225907.1.36.0.2536.912.svg 3.04 8.333 Graph Black and white
10 The method of claim 1, wherein the plurality of particles comprise at least one of a lithium metal phosphate and a lithium metal oxide.
The method of claim 1, wherein the plurality of particles comprise a conductive 15 polymer.
The method of claim 1, wherein the plurality of particles have an average diameter between about ten nanometers and about ten micrometers.
The method of claim 1, wherein the temporary layer comprises a polymeric material.
The method of claim 1, wherein the temporary layer comprises a polymeric photoresist material. 3 13/553,846
Clai m 1 4 The method of claim 1, wherein the step of depositing the temporary layer comprises at least one of spray coating, dip coating, and spin coating.
The method of claim 1, wherein the step of removing the substrate comprises wet SVG 13553846.03-04-2014.HSN₂MUKEPXXIFW4.CLM14225908.10.25.850.1418.905.svg 0.183 4.643 Graph Black and white
10 The method of claim 1, wherein the step of removing the temporary layer comprises wet chemical etching.
The method of claim 1, wherein the step of removing the temporary layer comprises at least one of centrifugation and supercritical drying.
The method of claim 1, further comprising the step of installing the cluster that is at least partially encapsulated by the encapsulating film into an energy storage device.
The article of manufacture of claim 22, wherein the article of manufacture comprises an energy storage device. 15 withdrawn
An article of manufacture comprising: an encapsulating film, the encapsulating film comprising graphene;-a plurality of particles, the plurality of particles forming a cluster; wherein the cluster is at least partially encapsulated by the encapsulating film. 20 withdrawn
The article of manufacture of claim 24, wherein the plurality of particles comprise at least one of silicon, germanium, and tin. 25 withdrawn
The article of manufacture of claim 24, wherein the plurality of particles comprise a transition metal oxide. withdrawn
30 The article of manufacture of claim 24, wherein the plurality of particles comprise at least one of a lithiu m metal phosphate and a lithium metal oxide. 5 1 3/553,846 withdrawn
The article of manufacture of claim 24, wherein the plurality of particles comprise a conductive polymer. 5 withdrawn
The article of manufacture of claim 24, wherein the article of manufacture comprises an SVG 13553846.03-04-2014.HSN₂MUKEPXXIFW4.CLM14225910.10.26.854.719.907.svg 0.177 2.31 Chemistry Black and white withdrawn
Layer stacks claimed or described, ordered top of device to substrate.
energy storage device
battery
lithium-ion battery
supercapacitor
graphene composite electrode
Materials described outside the worked examples.
graphene
silicon
Si
germanium
Ge
conductive polymer
lithium metal phosphate
lithium metal oxide
methane
CH₄
hydrogen
H₂
copper
Cu
nickel
Ni
tin
Sn
transition metal oxide
tin dioxide
SnO₂
iron oxide
FexOy
manganese dioxide
MnO₂
polyaniline
polypyrrole
poly(3,4-ethylenedioxythiophene)
PEDOT
lithium iron phosphate
LiFePO₄
lithium manganese phosphate
LiMnPO₄
lithium cobalt oxide
LiCoO₂
lithium manganese oxide
LiMn₂O₄
lithium nickel oxide
LiNiO₂
lithium nickel manganese cobalt oxide
Li(LiaNibMncCod)O₂
poly(vinylidene fluoride)
PVDF
poly(acrylic acid)
PAA
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
active particle average diameter | 10–10000 nm | SiGeSntransition metal oxide |
Pressure | 0.01–780 Torr | — |
Duration | 0.1–60 minutes | — |
Duration | 0.001–10 minutes | — |
Duration | 12–615 sec | — |
Related documents with shared materials, methods, properties, or citations.
Graphene Application in Battery
THERMIONIC CATHODE WITH A GRAPHENE SEALING LAYER AND METHOD OF MAKING THE SAME
GRAPHENE SERVING AS CATHODE OF X-RAY TUBE AND X-RAY TUBE THEREOF
POPCORN-LIKE GROWTH OF GRAPHENE-CARBON NANOTUBE MULTI-STACK HYBRID THREE-DIMENSIONAL ARCHITECTURE FOR ENERGY STORAGE DEVICES
Graphene Structures with Enhanced Stability and Composite Materials Formed Therefrom
LITHIUM ION BATTERY INCLUDING NANO-CRYSTALLINE GRAPHENE ELECTRODE
METHOD FOR FABRICATING GRAPHENE ELECTRODE
Vertically Oriented Graphene-Supported Anode
Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 shows a diagrammatic representation of a portion of a composite electrode formed with graphene platelets; [0012]
FIG. 2 shows a diagrammatic representation of a portion of a composite electrode in accordance with an illustrative embodiment of the invention; [0013]
FIGS. 3A-3G show diagrammatic representations of intermediate structures in a method in accordance with an illustrative embodiment of the invention for forming …
FIG. 4 shows a sectional view of a battery in which the
FIGS. 5 A and 5 B show diagrammatic representations that compare the charging and discharging of two different types of composite electrodes.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
3/553,846 specification.
The method of claim 1, wherein the step of forming the encapsulating film comprises chemical vapor deposition.
25 The method of claim 1, wherein the method does not comprise reducing graphene oxide.
The method of claim 1, wherein the substrate comprises at least one of copper and 30 nickel. 2 SVG 13553846.03-04-2014.HSN₂MUKEPXXIFW4.CLM14225907.1.36.0.2536.912.svg 3.04 8.333 Graph Black and white
10 The method of claim 1, wherein the plurality of particles comprise at least one of a lithium metal phosphate and a lithium metal oxide.
The method of claim 1, wherein the plurality of particles comprise a conductive 15 polymer.
The method of claim 1, wherein the plurality of particles have an average diameter between about ten nanometers and about ten micrometers.
The method of claim 1, wherein the temporary layer comprises a polymeric material.
The method of claim 1, wherein the temporary layer comprises a polymeric photoresist material. 3 13/553,846
Clai m 1 4 The method of claim 1, wherein the step of depositing the temporary layer comprises at least one of spray coating, dip coating, and spin coating.
The method of claim 1, wherein the step of removing the substrate comprises wet SVG 13553846.03-04-2014.HSN₂MUKEPXXIFW4.CLM14225908.10.25.850.1418.905.svg 0.183 4.643 Graph Black and white
10 The method of claim 1, wherein the step of removing the temporary layer comprises wet chemical etching.
The method of claim 1, wherein the step of removing the temporary layer comprises at least one of centrifugation and supercritical drying.
The method of claim 1, further comprising the step of installing the cluster that is at least partially encapsulated by the encapsulating film into an energy storage device.
The article of manufacture of claim 22, wherein the article of manufacture comprises an energy storage device. 15 withdrawn
An article of manufacture comprising: an encapsulating film, the encapsulating film comprising graphene;-a plurality of particles, the plurality of particles forming a cluster; wherein the cluster is at least partially encapsulated by the encapsulating film. 20 withdrawn
The article of manufacture of claim 24, wherein the plurality of particles comprise at least one of silicon, germanium, and tin. 25 withdrawn
The article of manufacture of claim 24, wherein the plurality of particles comprise a transition metal oxide. withdrawn
30 The article of manufacture of claim 24, wherein the plurality of particles comprise at least one of a lithiu m metal phosphate and a lithium metal oxide. 5 1 3/553,846 withdrawn
The article of manufacture of claim 24, wherein the plurality of particles comprise a conductive polymer. 5 withdrawn
The article of manufacture of claim 24, wherein the article of manufacture comprises an SVG 13553846.03-04-2014.HSN₂MUKEPXXIFW4.CLM14225910.10.26.854.719.907.svg 0.177 2.31 Chemistry Black and white withdrawn
Layer stacks claimed or described, ordered top of device to substrate.
energy storage device
battery
lithium-ion battery
supercapacitor
graphene composite electrode
Materials described outside the worked examples.
graphene
silicon
Si
germanium
Ge
conductive polymer
lithium metal phosphate
lithium metal oxide
methane
CH₄
hydrogen
H₂
copper
Cu
nickel
Ni
tin
Sn
transition metal oxide
tin dioxide
SnO₂
iron oxide
FexOy
manganese dioxide
MnO₂
polyaniline
polypyrrole
poly(3,4-ethylenedioxythiophene)
PEDOT
lithium iron phosphate
LiFePO₄
lithium manganese phosphate
LiMnPO₄
lithium cobalt oxide
LiCoO₂
lithium manganese oxide
LiMn₂O₄
lithium nickel oxide
LiNiO₂
lithium nickel manganese cobalt oxide
Li(LiaNibMncCod)O₂
poly(vinylidene fluoride)
PVDF
poly(acrylic acid)
PAA
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
active particle average diameter | 10–10000 nm | SiGeSntransition metal oxide |
Pressure | 0.01–780 Torr | — |
Duration | 0.1–60 minutes | — |
Duration | 0.001–10 minutes | — |
Duration | 12–615 sec | — |
Related documents with shared materials, methods, properties, or citations.
Graphene Application in Battery
THERMIONIC CATHODE WITH A GRAPHENE SEALING LAYER AND METHOD OF MAKING THE SAME
GRAPHENE SERVING AS CATHODE OF X-RAY TUBE AND X-RAY TUBE THEREOF
POPCORN-LIKE GROWTH OF GRAPHENE-CARBON NANOTUBE MULTI-STACK HYBRID THREE-DIMENSIONAL ARCHITECTURE FOR ENERGY STORAGE DEVICES
Graphene Structures with Enhanced Stability and Composite Materials Formed Therefrom
LITHIUM ION BATTERY INCLUDING NANO-CRYSTALLINE GRAPHENE ELECTRODE
METHOD FOR FABRICATING GRAPHENE ELECTRODE
Vertically Oriented Graphene-Supported Anode