Patent
US 8,940,145GRAPHENE-BASED ELECTRODE FOR A SUPERCAPACITOR
Bin Chen
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 8,940,145Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1 is a flow chart of a procedure for fabricating an electrode mechanism according to an embodiment of the invention.
Figure 2 is a schematic view of a layered embodiment of the invention.
Figure 3 illustrates a perspective end view of a cylindrical embodiment of the invention. 10 Description of the Invention
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
ARC-16812-1 PATE NT Amendments to the Claims: Please amend claims 5 -7. A complete listing of claims is submitted.
3. The method of claim 2, wherein said carbon paper has an associated capacitance of at least about 200 Farads/gm.
7, The method of claim 5, further comprising choosing said room temperature ionic liquid to comprise at least one of methyl imidazole, ammonium ions, 1-butyl- 1 -methylpyrrolldinium bis(trifluoromethylsulfonyl [[}]]j imide, and methyltrioctylammonium bis(trifluoromethylsulfonyl)imide. 8. The method of claim 5, further comprising forming said electrical double layer at an interface between said reduced graphene oxide layer and said electrolyte.
Layer stacks claimed or described, ordered top of device to substrate.
supercapacitor electrode
Materials described outside the worked examples.
carbon paper
reduced graphene oxide
rGO
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Capacitance Gravimetric | 200 F/g | carbon paper |
Related documents with shared materials, methods, properties, or citations.
LITHIUM-ION SUPERCAPACITOR USING GRAPHENE-CNT COMPOSITE ELECTRODE AND METHOD FOR MANUFACTURING THE SAME
COMPOSITE ANODE MATERIAL INCLUDING PARTICLES HAVING BUFFERED SILICON-CONTAINING CORE AND GRAPHENE-CONTAINING SHELL
Patent
Atlas literature
Patent
US 8,940,145Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1 is a flow chart of a procedure for fabricating an electrode mechanism according to an embodiment of the invention.
Figure 2 is a schematic view of a layered embodiment of the invention.
Figure 3 illustrates a perspective end view of a cylindrical embodiment of the invention. 10 Description of the Invention
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
ARC-16812-1 PATE NT Amendments to the Claims: Please amend claims 5 -7. A complete listing of claims is submitted.
3. The method of claim 2, wherein said carbon paper has an associated capacitance of at least about 200 Farads/gm.
7, The method of claim 5, further comprising choosing said room temperature ionic liquid to comprise at least one of methyl imidazole, ammonium ions, 1-butyl- 1 -methylpyrrolldinium bis(trifluoromethylsulfonyl [[}]]j imide, and methyltrioctylammonium bis(trifluoromethylsulfonyl)imide. 8. The method of claim 5, further comprising forming said electrical double layer at an interface between said reduced graphene oxide layer and said electrolyte.
Layer stacks claimed or described, ordered top of device to substrate.
supercapacitor electrode
Materials described outside the worked examples.
carbon paper
reduced graphene oxide
rGO
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Capacitance Gravimetric | 200 F/g | carbon paper |
Related documents with shared materials, methods, properties, or citations.
LITHIUM-ION SUPERCAPACITOR USING GRAPHENE-CNT COMPOSITE ELECTRODE AND METHOD FOR MANUFACTURING THE SAME
COMPOSITE ANODE MATERIAL INCLUDING PARTICLES HAVING BUFFERED SILICON-CONTAINING CORE AND GRAPHENE-CONTAINING SHELL
Patent
Atlas literature
Patent
US 8,940,145Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1 is a flow chart of a procedure for fabricating an electrode mechanism according to an embodiment of the invention.
Figure 2 is a schematic view of a layered embodiment of the invention.
Figure 3 illustrates a perspective end view of a cylindrical embodiment of the invention. 10 Description of the Invention
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
ARC-16812-1 PATE NT Amendments to the Claims: Please amend claims 5 -7. A complete listing of claims is submitted.
3. The method of claim 2, wherein said carbon paper has an associated capacitance of at least about 200 Farads/gm.
7, The method of claim 5, further comprising choosing said room temperature ionic liquid to comprise at least one of methyl imidazole, ammonium ions, 1-butyl- 1 -methylpyrrolldinium bis(trifluoromethylsulfonyl [[}]]j imide, and methyltrioctylammonium bis(trifluoromethylsulfonyl)imide. 8. The method of claim 5, further comprising forming said electrical double layer at an interface between said reduced graphene oxide layer and said electrolyte.
Layer stacks claimed or described, ordered top of device to substrate.
supercapacitor electrode
Materials described outside the worked examples.
carbon paper
reduced graphene oxide
rGO
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Capacitance Gravimetric | 200 F/g | carbon paper |
Related documents with shared materials, methods, properties, or citations.
LITHIUM-ION SUPERCAPACITOR USING GRAPHENE-CNT COMPOSITE ELECTRODE AND METHOD FOR MANUFACTURING THE SAME
COMPOSITE ANODE MATERIAL INCLUDING PARTICLES HAVING BUFFERED SILICON-CONTAINING CORE AND GRAPHENE-CONTAINING SHELL
Patent
Atlas literature
Patent
US 8,940,145Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1 is a flow chart of a procedure for fabricating an electrode mechanism according to an embodiment of the invention.
Figure 2 is a schematic view of a layered embodiment of the invention.
Figure 3 illustrates a perspective end view of a cylindrical embodiment of the invention. 10 Description of the Invention
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
ARC-16812-1 PATE NT Amendments to the Claims: Please amend claims 5 -7. A complete listing of claims is submitted.
3. The method of claim 2, wherein said carbon paper has an associated capacitance of at least about 200 Farads/gm.
7, The method of claim 5, further comprising choosing said room temperature ionic liquid to comprise at least one of methyl imidazole, ammonium ions, 1-butyl- 1 -methylpyrrolldinium bis(trifluoromethylsulfonyl [[}]]j imide, and methyltrioctylammonium bis(trifluoromethylsulfonyl)imide. 8. The method of claim 5, further comprising forming said electrical double layer at an interface between said reduced graphene oxide layer and said electrolyte.
Layer stacks claimed or described, ordered top of device to substrate.
supercapacitor electrode
Materials described outside the worked examples.
carbon paper
reduced graphene oxide
rGO
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Capacitance Gravimetric | 200 F/g | carbon paper |
Related documents with shared materials, methods, properties, or citations.
LITHIUM-ION SUPERCAPACITOR USING GRAPHENE-CNT COMPOSITE ELECTRODE AND METHOD FOR MANUFACTURING THE SAME
COMPOSITE ANODE MATERIAL INCLUDING PARTICLES HAVING BUFFERED SILICON-CONTAINING CORE AND GRAPHENE-CONTAINING SHELL
methyl imidazole
1-butyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide
methyltrioctylammonium bis(trifluoromethylsulfonyl)imide
ammonium ions
manganese dioxide
MnO₂
cobalt oxide
Co₃O₄
| 100–200 KW/Kg |
| — |
Energy Density | 20 KW-hr/Kg | — |
Thickness | ≥ 10000000000000000000 cm | — |
methyl imidazole
1-butyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide
methyltrioctylammonium bis(trifluoromethylsulfonyl)imide
ammonium ions
manganese dioxide
MnO₂
cobalt oxide
Co₃O₄
| 100–200 KW/Kg |
| — |
Energy Density | 20 KW-hr/Kg | — |
Thickness | ≥ 10000000000000000000 cm | — |
methyl imidazole
1-butyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide
methyltrioctylammonium bis(trifluoromethylsulfonyl)imide
ammonium ions
manganese dioxide
MnO₂
cobalt oxide
Co₃O₄
| 100–200 KW/Kg |
| — |
Energy Density | 20 KW-hr/Kg | — |
Thickness | ≥ 10000000000000000000 cm | — |
methyl imidazole
1-butyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide
methyltrioctylammonium bis(trifluoromethylsulfonyl)imide
ammonium ions
manganese dioxide
MnO₂
cobalt oxide
Co₃O₄
| 100–200 KW/Kg |
| — |
Energy Density | 20 KW-hr/Kg | — |
Thickness | ≥ 10000000000000000000 cm | — |