Patent
US 9,496,090METHOD OF MAKING GRAPHENE ELECTROLYTIC CAPACITORS
Thor E. Eilertsen
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 9,496,090Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1 [0018] Diagram of the layered structure of an example embodiment of an electrolytic capacitor in accordance with the present invention.
Figure 2 [0019] Diagram of the layered structure of an example embodiment of a graphene dielectric layer for an electrolytic capacitor in accordance with the present invention.
Figure 3 [0020] Diagram of the layered structure of an example embodiment of a graphene energy layer for an electrolytic capacitor in accordance with the present invention.
Figure 4 [0021] Block diagram of a method of making an electrolytic capacitor in accordance with the present invention.
Figure 5 [0022] Block diagram of a method of making a graphene-based cathode for an electrolytic capacitor in accordance with the present invention.
Figure 6 [0023] Block diagram of a method of making a graphene-based anode for an electrolytic capacitor in accordance with the present invention. Description of Embodiments
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A method of making a capacitor, comprising the steps of: applying a layered graphene structure to a first current collector to form a first electrode with a dielectric layer; putting a separator adjacent the dielectric layer of the first electrode; putting a second electrode adjacent the separator, wherein the first electrode, separator, and second electrode define a layered stack; and impregnating the layered stack with an electrolyte.
The method of claim 1, wherein the step of applying the layered graphene structure includes depositing at least one film layer of single layer graphene substantially parallel to the first current collector to form the dielectric layer with a desired dielectric thickness.
The method of claim 1, wherein the step of applying the layered graphene structure includes putting a graphene energy storage layer between the first current collector and the dielectric layer.
The method of claim 1, wherein the step of applying the layered graphene structure includes putting a graphene paste conductive coating layer between the current collector and the dielectric layer.
The method of claim 1, further comprising the step of applying a second layered graphene structure to a second current collector to form the second electrode.
The method of claim 1, wherein the step of applying the layered graphene structure includes applying a plurality of film layers containing graphene to the first current collector to form the dielectric layer with a desired dielectric thickness.
The method of claim 1, wherein the first electrode is an anode of the capacitor. 11. The method of claim 4, wherein the plurality of graphene platelets configured in sheets have a platelet thickness selected from the range of 1-20 nanometers.
The method of claim 1, wherein the step of applying the layered graphene structure to the first current collector comp ri ses: providing the first current collector as a substrate with a first surface; applying a graphene paste conductive coating layer on the first surface of the first current collector; applying a graphene energy storage layer to the graphene paste conductive coating layer; and applying the dielectric layer by disposing at least one graphene film layer on the graphene energy storage layer. What is claimed is:
Attorney Docket No. C E I-00370
Layer stacks claimed or described, ordered top of device to substrate.
graphene electrolytic capacitor
Materials described outside the worked examples.
layered graphene structure
separator
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 1–2 nm | — |
Thickness |
Patent
Atlas literature
Patent
US 9,496,090Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1 [0018] Diagram of the layered structure of an example embodiment of an electrolytic capacitor in accordance with the present invention.
Figure 2 [0019] Diagram of the layered structure of an example embodiment of a graphene dielectric layer for an electrolytic capacitor in accordance with the present invention.
Figure 3 [0020] Diagram of the layered structure of an example embodiment of a graphene energy layer for an electrolytic capacitor in accordance with the present invention.
Figure 4 [0021] Block diagram of a method of making an electrolytic capacitor in accordance with the present invention.
Figure 5 [0022] Block diagram of a method of making a graphene-based cathode for an electrolytic capacitor in accordance with the present invention.
Figure 6 [0023] Block diagram of a method of making a graphene-based anode for an electrolytic capacitor in accordance with the present invention. Description of Embodiments
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A method of making a capacitor, comprising the steps of: applying a layered graphene structure to a first current collector to form a first electrode with a dielectric layer; putting a separator adjacent the dielectric layer of the first electrode; putting a second electrode adjacent the separator, wherein the first electrode, separator, and second electrode define a layered stack; and impregnating the layered stack with an electrolyte.
The method of claim 1, wherein the step of applying the layered graphene structure includes depositing at least one film layer of single layer graphene substantially parallel to the first current collector to form the dielectric layer with a desired dielectric thickness.
The method of claim 1, wherein the step of applying the layered graphene structure includes putting a graphene energy storage layer between the first current collector and the dielectric layer.
The method of claim 1, wherein the step of applying the layered graphene structure includes putting a graphene paste conductive coating layer between the current collector and the dielectric layer.
The method of claim 1, further comprising the step of applying a second layered graphene structure to a second current collector to form the second electrode.
The method of claim 1, wherein the step of applying the layered graphene structure includes applying a plurality of film layers containing graphene to the first current collector to form the dielectric layer with a desired dielectric thickness.
The method of claim 1, wherein the first electrode is an anode of the capacitor. 11. The method of claim 4, wherein the plurality of graphene platelets configured in sheets have a platelet thickness selected from the range of 1-20 nanometers.
The method of claim 1, wherein the step of applying the layered graphene structure to the first current collector comp ri ses: providing the first current collector as a substrate with a first surface; applying a graphene paste conductive coating layer on the first surface of the first current collector; applying a graphene energy storage layer to the graphene paste conductive coating layer; and applying the dielectric layer by disposing at least one graphene film layer on the graphene energy storage layer. What is claimed is:
Attorney Docket No. C E I-00370
Layer stacks claimed or described, ordered top of device to substrate.
graphene electrolytic capacitor
Materials described outside the worked examples.
layered graphene structure
separator
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 1–2 nm | — |
Thickness |
Patent
Atlas literature
Patent
US 9,496,090Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1 [0018] Diagram of the layered structure of an example embodiment of an electrolytic capacitor in accordance with the present invention.
Figure 2 [0019] Diagram of the layered structure of an example embodiment of a graphene dielectric layer for an electrolytic capacitor in accordance with the present invention.
Figure 3 [0020] Diagram of the layered structure of an example embodiment of a graphene energy layer for an electrolytic capacitor in accordance with the present invention.
Figure 4 [0021] Block diagram of a method of making an electrolytic capacitor in accordance with the present invention.
Figure 5 [0022] Block diagram of a method of making a graphene-based cathode for an electrolytic capacitor in accordance with the present invention.
Figure 6 [0023] Block diagram of a method of making a graphene-based anode for an electrolytic capacitor in accordance with the present invention. Description of Embodiments
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A method of making a capacitor, comprising the steps of: applying a layered graphene structure to a first current collector to form a first electrode with a dielectric layer; putting a separator adjacent the dielectric layer of the first electrode; putting a second electrode adjacent the separator, wherein the first electrode, separator, and second electrode define a layered stack; and impregnating the layered stack with an electrolyte.
The method of claim 1, wherein the step of applying the layered graphene structure includes depositing at least one film layer of single layer graphene substantially parallel to the first current collector to form the dielectric layer with a desired dielectric thickness.
The method of claim 1, wherein the step of applying the layered graphene structure includes putting a graphene energy storage layer between the first current collector and the dielectric layer.
The method of claim 1, wherein the step of applying the layered graphene structure includes putting a graphene paste conductive coating layer between the current collector and the dielectric layer.
The method of claim 1, further comprising the step of applying a second layered graphene structure to a second current collector to form the second electrode.
The method of claim 1, wherein the step of applying the layered graphene structure includes applying a plurality of film layers containing graphene to the first current collector to form the dielectric layer with a desired dielectric thickness.
The method of claim 1, wherein the first electrode is an anode of the capacitor. 11. The method of claim 4, wherein the plurality of graphene platelets configured in sheets have a platelet thickness selected from the range of 1-20 nanometers.
The method of claim 1, wherein the step of applying the layered graphene structure to the first current collector comp ri ses: providing the first current collector as a substrate with a first surface; applying a graphene paste conductive coating layer on the first surface of the first current collector; applying a graphene energy storage layer to the graphene paste conductive coating layer; and applying the dielectric layer by disposing at least one graphene film layer on the graphene energy storage layer. What is claimed is:
Attorney Docket No. C E I-00370
Layer stacks claimed or described, ordered top of device to substrate.
graphene electrolytic capacitor
Materials described outside the worked examples.
layered graphene structure
separator
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 1–2 nm | — |
Thickness |
Patent
Atlas literature
Patent
US 9,496,090Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1 [0018] Diagram of the layered structure of an example embodiment of an electrolytic capacitor in accordance with the present invention.
Figure 2 [0019] Diagram of the layered structure of an example embodiment of a graphene dielectric layer for an electrolytic capacitor in accordance with the present invention.
Figure 3 [0020] Diagram of the layered structure of an example embodiment of a graphene energy layer for an electrolytic capacitor in accordance with the present invention.
Figure 4 [0021] Block diagram of a method of making an electrolytic capacitor in accordance with the present invention.
Figure 5 [0022] Block diagram of a method of making a graphene-based cathode for an electrolytic capacitor in accordance with the present invention.
Figure 6 [0023] Block diagram of a method of making a graphene-based anode for an electrolytic capacitor in accordance with the present invention. Description of Embodiments
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A method of making a capacitor, comprising the steps of: applying a layered graphene structure to a first current collector to form a first electrode with a dielectric layer; putting a separator adjacent the dielectric layer of the first electrode; putting a second electrode adjacent the separator, wherein the first electrode, separator, and second electrode define a layered stack; and impregnating the layered stack with an electrolyte.
The method of claim 1, wherein the step of applying the layered graphene structure includes depositing at least one film layer of single layer graphene substantially parallel to the first current collector to form the dielectric layer with a desired dielectric thickness.
The method of claim 1, wherein the step of applying the layered graphene structure includes putting a graphene energy storage layer between the first current collector and the dielectric layer.
The method of claim 1, wherein the step of applying the layered graphene structure includes putting a graphene paste conductive coating layer between the current collector and the dielectric layer.
The method of claim 1, further comprising the step of applying a second layered graphene structure to a second current collector to form the second electrode.
The method of claim 1, wherein the step of applying the layered graphene structure includes applying a plurality of film layers containing graphene to the first current collector to form the dielectric layer with a desired dielectric thickness.
The method of claim 1, wherein the first electrode is an anode of the capacitor. 11. The method of claim 4, wherein the plurality of graphene platelets configured in sheets have a platelet thickness selected from the range of 1-20 nanometers.
The method of claim 1, wherein the step of applying the layered graphene structure to the first current collector comp ri ses: providing the first current collector as a substrate with a first surface; applying a graphene paste conductive coating layer on the first surface of the first current collector; applying a graphene energy storage layer to the graphene paste conductive coating layer; and applying the dielectric layer by disposing at least one graphene film layer on the graphene energy storage layer. What is claimed is:
Attorney Docket No. C E I-00370
Layer stacks claimed or described, ordered top of device to substrate.
graphene electrolytic capacitor
Materials described outside the worked examples.
layered graphene structure
separator
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 1–2 nm | — |
Thickness |
electrolyte
single layer graphene film
graphene energy storage layer
graphene platelets configured in sheets
graphene paste conductive coating layer
| — |
Thickness | 2–7 nm | — |
Thickness | 30–60 um | — |
Duration | 2–3 seconds | — |
electrolyte
single layer graphene film
graphene energy storage layer
graphene platelets configured in sheets
graphene paste conductive coating layer
| — |
Thickness | 2–7 nm | — |
Thickness | 30–60 um | — |
Duration | 2–3 seconds | — |
electrolyte
single layer graphene film
graphene energy storage layer
graphene platelets configured in sheets
graphene paste conductive coating layer
| — |
Thickness | 2–7 nm | — |
Thickness | 30–60 um | — |
Duration | 2–3 seconds | — |
electrolyte
single layer graphene film
graphene energy storage layer
graphene platelets configured in sheets
graphene paste conductive coating layer
| — |
Thickness | 2–7 nm | — |
Thickness | 30–60 um | — |
Duration | 2–3 seconds | — |