Patent
US 9,721,734GRAPHENE-NANOMATERIAL COMPOSITE, ELECTRODE AND ELECTRIC DEVICE INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE GRAPHENE-NANOMATERIAL COMPOSITE
Chong-joon RYU
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 9,721,734Patent drawings and their descriptions. Click a drawing to enlarge it.
FIGS 1-5 represent non-limiting, example embodiments as desc ri bed herein [35]
FIG 2 is a schematic view of a supercapacitor according to other example embodiments, [37]
FIG 3 i llustrates a fou ri er transform infrared (FTIR) spectrum of a graphene- carbon nanotube (CNT) composite prepared in Example 1, [38]
FIG 4 is an SEM image of the graphene-CNT composite prepared in Example 1,and [39]
FIG 5 is an SEM image of a graphene-CNT stacked structure prepared in Comparative Example 1 4 Atty Dkt No 2557S 1 -002077/US
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-nanomaterial composite, comprising: a graphene stacked structure including a plurality of graphene films stacked on one another in a planar form; and a nanomaterial between the plurality of graphene films and bonded to at least one of the plurality of graphene films by a chemical bond, wherein the chemical bond is a covalent bond or an ionic bond, and wherein the covalent bond includes at least one selected from an ether group a, a carbonate anhydride group-and an acid anhydride group.
The graphene-nanomaterial composite of claim 1, wherein the ionic bond includes at least one selected from a carboxylic acid ion, an ainionium ion, and an acyl c ation group.
The graphene-nanomaterial composite of claim 1, wherein an average thickness of the plurality of graphene films is about 100 nm or less.
The graphene-nanomaterial composite of claim 1, wherein the plurality of graphene films are porous. U.S. Application No. 14/186,052 Atty. Dkt. No. 2557SI-002077-US Page 3 of 12
The graphene-nanomaterial composite of claim 1, wherein t he nanomaterial is shaped in the form of a particle, a tube, a wire, a rod, a fiber, an arbitrary bulk, or a combined shape thereof.
The graphene-nanomaterial composite of claim 1, wherein an average diameter of the nanomaterial is in a range of about 1 nm to about 200 nm.
The graphene-nanomaterial composite of claim 1, wherein the nanomaterial is at least one selected from a carbon-based nanomaterial, a metal- based nanomaterial, a metal compound-based nanomaterial, a polymer-based nanomaterial, and a combination thereof.
The graphene-nanomaterial composite of claim 1, wherein a thickness of the graphene-nanomaterial composite is in a range of about 10 nm to about 1000 pm.
The graphene-nanomaterial composite of claim 1, wherein a density of the graphene-nanomaterial composite is in a range of about 0.1 g/cc to about 10.0 g/cc. U.S. Application No. 14/186,052 Atty. Dkt. No. 2557 SI -002077-US Page 5 of 12
An electrode, comprising: a curren t collector; and the graphene-nanomaterial composite according to claim 1 on the current collector.
-3.. canceled
canceled
A graphene-nanomaterial composite, comprising: a first graphene layer over a second graphene layer in a planar form; and a nanomaterial between the first and second graphene layers, wherein the nanomaterial is attached to at least one of the first and second graphene layers via a chemical moiety, wherein the chemical moiety is a covalent moiety or an ionic moiety, and wherein the covalent moiety includes at least one selected from an=ether group, a carbonate anhydride group- and an acid anhydride group. U.S. Application No. 14/186,052 Atty. Dkt. No. 2557SI-002077-US Page 6 of 12
The graphene-nanomaterial composite of claim 20, wherein the nanomaterial is attached to a surface of the at least one of the first and second graphene layers via the chemical moiety.
(OR I GINAL) The graphene-nanomaterial composite of claim 20, wherein the nanomaterial is attached to a surface of the first graphene layer via a first chemical moiety and a surface of the second graphene layer via a second chemical moi c ty.
The graphene-nanomaterial composite of claim 20, wherein the chemical moiety is a part of a functional group.
The graphene-nanomaterial composite of claim 20, wherein the first and second graphene layers each have electrolyte-permeable pores. *** END CLAIM L TSTIlNG
Layer stacks claimed or described, ordered top of device to substrate.
graphene-nanomaterial composite
electrode
Materials described outside the worked examples.
graphene film
nanomaterial
Measurements and analyses referenced in the patent, with their drawing references.
FIG 3 i llustrates a fou ri er transform infrared (FTIR) spectrum of a graphene- carbon nanotube (CNT) composite prepared in Example 1, [38]
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 1–200 nm | — |
Thickness |
Related documents with shared materials, methods, properties, or citations.
POLYPYRROLE/GRAPHENE OXIDE NANOCOMPOSITE-COATED FIBER LOCATED IN A CAPILLARY TUBE REINFORCED BY A VACUUM SYSTEM FOR ASSESSMENT OF OXIDATIVE STABILITY OF EDIBLE OILS
GRAPHENE OXIDE-NANODIAMOND COMPOSITE, MANUFACTURING METHOD THEREOF, AND NANOFLUID INCLUDING THE SAME
Patent
Atlas literature
Patent
US 9,721,734Patent drawings and their descriptions. Click a drawing to enlarge it.
FIGS 1-5 represent non-limiting, example embodiments as desc ri bed herein [35]
FIG 2 is a schematic view of a supercapacitor according to other example embodiments, [37]
FIG 3 i llustrates a fou ri er transform infrared (FTIR) spectrum of a graphene- carbon nanotube (CNT) composite prepared in Example 1, [38]
FIG 4 is an SEM image of the graphene-CNT composite prepared in Example 1,and [39]
FIG 5 is an SEM image of a graphene-CNT stacked structure prepared in Comparative Example 1 4 Atty Dkt No 2557S 1 -002077/US
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-nanomaterial composite, comprising: a graphene stacked structure including a plurality of graphene films stacked on one another in a planar form; and a nanomaterial between the plurality of graphene films and bonded to at least one of the plurality of graphene films by a chemical bond, wherein the chemical bond is a covalent bond or an ionic bond, and wherein the covalent bond includes at least one selected from an ether group a, a carbonate anhydride group-and an acid anhydride group.
The graphene-nanomaterial composite of claim 1, wherein the ionic bond includes at least one selected from a carboxylic acid ion, an ainionium ion, and an acyl c ation group.
The graphene-nanomaterial composite of claim 1, wherein an average thickness of the plurality of graphene films is about 100 nm or less.
The graphene-nanomaterial composite of claim 1, wherein the plurality of graphene films are porous. U.S. Application No. 14/186,052 Atty. Dkt. No. 2557SI-002077-US Page 3 of 12
The graphene-nanomaterial composite of claim 1, wherein t he nanomaterial is shaped in the form of a particle, a tube, a wire, a rod, a fiber, an arbitrary bulk, or a combined shape thereof.
The graphene-nanomaterial composite of claim 1, wherein an average diameter of the nanomaterial is in a range of about 1 nm to about 200 nm.
The graphene-nanomaterial composite of claim 1, wherein the nanomaterial is at least one selected from a carbon-based nanomaterial, a metal- based nanomaterial, a metal compound-based nanomaterial, a polymer-based nanomaterial, and a combination thereof.
The graphene-nanomaterial composite of claim 1, wherein a thickness of the graphene-nanomaterial composite is in a range of about 10 nm to about 1000 pm.
The graphene-nanomaterial composite of claim 1, wherein a density of the graphene-nanomaterial composite is in a range of about 0.1 g/cc to about 10.0 g/cc. U.S. Application No. 14/186,052 Atty. Dkt. No. 2557 SI -002077-US Page 5 of 12
An electrode, comprising: a curren t collector; and the graphene-nanomaterial composite according to claim 1 on the current collector.
-3.. canceled
canceled
A graphene-nanomaterial composite, comprising: a first graphene layer over a second graphene layer in a planar form; and a nanomaterial between the first and second graphene layers, wherein the nanomaterial is attached to at least one of the first and second graphene layers via a chemical moiety, wherein the chemical moiety is a covalent moiety or an ionic moiety, and wherein the covalent moiety includes at least one selected from an=ether group, a carbonate anhydride group- and an acid anhydride group. U.S. Application No. 14/186,052 Atty. Dkt. No. 2557SI-002077-US Page 6 of 12
The graphene-nanomaterial composite of claim 20, wherein the nanomaterial is attached to a surface of the at least one of the first and second graphene layers via the chemical moiety.
(OR I GINAL) The graphene-nanomaterial composite of claim 20, wherein the nanomaterial is attached to a surface of the first graphene layer via a first chemical moiety and a surface of the second graphene layer via a second chemical moi c ty.
The graphene-nanomaterial composite of claim 20, wherein the chemical moiety is a part of a functional group.
The graphene-nanomaterial composite of claim 20, wherein the first and second graphene layers each have electrolyte-permeable pores. *** END CLAIM L TSTIlNG
Layer stacks claimed or described, ordered top of device to substrate.
graphene-nanomaterial composite
electrode
Materials described outside the worked examples.
graphene film
nanomaterial
Measurements and analyses referenced in the patent, with their drawing references.
FIG 3 i llustrates a fou ri er transform infrared (FTIR) spectrum of a graphene- carbon nanotube (CNT) composite prepared in Example 1, [38]
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 1–200 nm | — |
Thickness |
Related documents with shared materials, methods, properties, or citations.
POLYPYRROLE/GRAPHENE OXIDE NANOCOMPOSITE-COATED FIBER LOCATED IN A CAPILLARY TUBE REINFORCED BY A VACUUM SYSTEM FOR ASSESSMENT OF OXIDATIVE STABILITY OF EDIBLE OILS
GRAPHENE OXIDE-NANODIAMOND COMPOSITE, MANUFACTURING METHOD THEREOF, AND NANOFLUID INCLUDING THE SAME
Patent
Atlas literature
Patent
US 9,721,734Patent drawings and their descriptions. Click a drawing to enlarge it.
FIGS 1-5 represent non-limiting, example embodiments as desc ri bed herein [35]
FIG 2 is a schematic view of a supercapacitor according to other example embodiments, [37]
FIG 3 i llustrates a fou ri er transform infrared (FTIR) spectrum of a graphene- carbon nanotube (CNT) composite prepared in Example 1, [38]
FIG 4 is an SEM image of the graphene-CNT composite prepared in Example 1,and [39]
FIG 5 is an SEM image of a graphene-CNT stacked structure prepared in Comparative Example 1 4 Atty Dkt No 2557S 1 -002077/US
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-nanomaterial composite, comprising: a graphene stacked structure including a plurality of graphene films stacked on one another in a planar form; and a nanomaterial between the plurality of graphene films and bonded to at least one of the plurality of graphene films by a chemical bond, wherein the chemical bond is a covalent bond or an ionic bond, and wherein the covalent bond includes at least one selected from an ether group a, a carbonate anhydride group-and an acid anhydride group.
The graphene-nanomaterial composite of claim 1, wherein the ionic bond includes at least one selected from a carboxylic acid ion, an ainionium ion, and an acyl c ation group.
The graphene-nanomaterial composite of claim 1, wherein an average thickness of the plurality of graphene films is about 100 nm or less.
The graphene-nanomaterial composite of claim 1, wherein the plurality of graphene films are porous. U.S. Application No. 14/186,052 Atty. Dkt. No. 2557SI-002077-US Page 3 of 12
The graphene-nanomaterial composite of claim 1, wherein t he nanomaterial is shaped in the form of a particle, a tube, a wire, a rod, a fiber, an arbitrary bulk, or a combined shape thereof.
The graphene-nanomaterial composite of claim 1, wherein an average diameter of the nanomaterial is in a range of about 1 nm to about 200 nm.
The graphene-nanomaterial composite of claim 1, wherein the nanomaterial is at least one selected from a carbon-based nanomaterial, a metal- based nanomaterial, a metal compound-based nanomaterial, a polymer-based nanomaterial, and a combination thereof.
The graphene-nanomaterial composite of claim 1, wherein a thickness of the graphene-nanomaterial composite is in a range of about 10 nm to about 1000 pm.
The graphene-nanomaterial composite of claim 1, wherein a density of the graphene-nanomaterial composite is in a range of about 0.1 g/cc to about 10.0 g/cc. U.S. Application No. 14/186,052 Atty. Dkt. No. 2557 SI -002077-US Page 5 of 12
An electrode, comprising: a curren t collector; and the graphene-nanomaterial composite according to claim 1 on the current collector.
-3.. canceled
canceled
A graphene-nanomaterial composite, comprising: a first graphene layer over a second graphene layer in a planar form; and a nanomaterial between the first and second graphene layers, wherein the nanomaterial is attached to at least one of the first and second graphene layers via a chemical moiety, wherein the chemical moiety is a covalent moiety or an ionic moiety, and wherein the covalent moiety includes at least one selected from an=ether group, a carbonate anhydride group- and an acid anhydride group. U.S. Application No. 14/186,052 Atty. Dkt. No. 2557SI-002077-US Page 6 of 12
The graphene-nanomaterial composite of claim 20, wherein the nanomaterial is attached to a surface of the at least one of the first and second graphene layers via the chemical moiety.
(OR I GINAL) The graphene-nanomaterial composite of claim 20, wherein the nanomaterial is attached to a surface of the first graphene layer via a first chemical moiety and a surface of the second graphene layer via a second chemical moi c ty.
The graphene-nanomaterial composite of claim 20, wherein the chemical moiety is a part of a functional group.
The graphene-nanomaterial composite of claim 20, wherein the first and second graphene layers each have electrolyte-permeable pores. *** END CLAIM L TSTIlNG
Layer stacks claimed or described, ordered top of device to substrate.
graphene-nanomaterial composite
electrode
Materials described outside the worked examples.
graphene film
nanomaterial
Measurements and analyses referenced in the patent, with their drawing references.
FIG 3 i llustrates a fou ri er transform infrared (FTIR) spectrum of a graphene- carbon nanotube (CNT) composite prepared in Example 1, [38]
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 1–200 nm | — |
Thickness |
Related documents with shared materials, methods, properties, or citations.
POLYPYRROLE/GRAPHENE OXIDE NANOCOMPOSITE-COATED FIBER LOCATED IN A CAPILLARY TUBE REINFORCED BY A VACUUM SYSTEM FOR ASSESSMENT OF OXIDATIVE STABILITY OF EDIBLE OILS
GRAPHENE OXIDE-NANODIAMOND COMPOSITE, MANUFACTURING METHOD THEREOF, AND NANOFLUID INCLUDING THE SAME
Patent
Atlas literature
Patent
US 9,721,734Patent drawings and their descriptions. Click a drawing to enlarge it.
FIGS 1-5 represent non-limiting, example embodiments as desc ri bed herein [35]
FIG 2 is a schematic view of a supercapacitor according to other example embodiments, [37]
FIG 3 i llustrates a fou ri er transform infrared (FTIR) spectrum of a graphene- carbon nanotube (CNT) composite prepared in Example 1, [38]
FIG 4 is an SEM image of the graphene-CNT composite prepared in Example 1,and [39]
FIG 5 is an SEM image of a graphene-CNT stacked structure prepared in Comparative Example 1 4 Atty Dkt No 2557S 1 -002077/US
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-nanomaterial composite, comprising: a graphene stacked structure including a plurality of graphene films stacked on one another in a planar form; and a nanomaterial between the plurality of graphene films and bonded to at least one of the plurality of graphene films by a chemical bond, wherein the chemical bond is a covalent bond or an ionic bond, and wherein the covalent bond includes at least one selected from an ether group a, a carbonate anhydride group-and an acid anhydride group.
The graphene-nanomaterial composite of claim 1, wherein the ionic bond includes at least one selected from a carboxylic acid ion, an ainionium ion, and an acyl c ation group.
The graphene-nanomaterial composite of claim 1, wherein an average thickness of the plurality of graphene films is about 100 nm or less.
The graphene-nanomaterial composite of claim 1, wherein the plurality of graphene films are porous. U.S. Application No. 14/186,052 Atty. Dkt. No. 2557SI-002077-US Page 3 of 12
The graphene-nanomaterial composite of claim 1, wherein t he nanomaterial is shaped in the form of a particle, a tube, a wire, a rod, a fiber, an arbitrary bulk, or a combined shape thereof.
The graphene-nanomaterial composite of claim 1, wherein an average diameter of the nanomaterial is in a range of about 1 nm to about 200 nm.
The graphene-nanomaterial composite of claim 1, wherein the nanomaterial is at least one selected from a carbon-based nanomaterial, a metal- based nanomaterial, a metal compound-based nanomaterial, a polymer-based nanomaterial, and a combination thereof.
The graphene-nanomaterial composite of claim 1, wherein a thickness of the graphene-nanomaterial composite is in a range of about 10 nm to about 1000 pm.
The graphene-nanomaterial composite of claim 1, wherein a density of the graphene-nanomaterial composite is in a range of about 0.1 g/cc to about 10.0 g/cc. U.S. Application No. 14/186,052 Atty. Dkt. No. 2557 SI -002077-US Page 5 of 12
An electrode, comprising: a curren t collector; and the graphene-nanomaterial composite according to claim 1 on the current collector.
-3.. canceled
canceled
A graphene-nanomaterial composite, comprising: a first graphene layer over a second graphene layer in a planar form; and a nanomaterial between the first and second graphene layers, wherein the nanomaterial is attached to at least one of the first and second graphene layers via a chemical moiety, wherein the chemical moiety is a covalent moiety or an ionic moiety, and wherein the covalent moiety includes at least one selected from an=ether group, a carbonate anhydride group- and an acid anhydride group. U.S. Application No. 14/186,052 Atty. Dkt. No. 2557SI-002077-US Page 6 of 12
The graphene-nanomaterial composite of claim 20, wherein the nanomaterial is attached to a surface of the at least one of the first and second graphene layers via the chemical moiety.
(OR I GINAL) The graphene-nanomaterial composite of claim 20, wherein the nanomaterial is attached to a surface of the first graphene layer via a first chemical moiety and a surface of the second graphene layer via a second chemical moi c ty.
The graphene-nanomaterial composite of claim 20, wherein the chemical moiety is a part of a functional group.
The graphene-nanomaterial composite of claim 20, wherein the first and second graphene layers each have electrolyte-permeable pores. *** END CLAIM L TSTIlNG
Layer stacks claimed or described, ordered top of device to substrate.
graphene-nanomaterial composite
electrode
Materials described outside the worked examples.
graphene film
nanomaterial
Measurements and analyses referenced in the patent, with their drawing references.
FIG 3 i llustrates a fou ri er transform infrared (FTIR) spectrum of a graphene- carbon nanotube (CNT) composite prepared in Example 1, [38]
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Thickness | 1–200 nm | — |
Thickness |
Related documents with shared materials, methods, properties, or citations.
POLYPYRROLE/GRAPHENE OXIDE NANOCOMPOSITE-COATED FIBER LOCATED IN A CAPILLARY TUBE REINFORCED BY A VACUUM SYSTEM FOR ASSESSMENT OF OXIDATIVE STABILITY OF EDIBLE OILS
GRAPHENE OXIDE-NANODIAMOND COMPOSITE, MANUFACTURING METHOD THEREOF, AND NANOFLUID INCLUDING THE SAME
No layer stack recorded.
carbon-based nanomaterial
metal-based nanomaterial
metal compound-based nanomaterial
polymer-based nanomaterial
FIG 4 is an SEM image of the graphene-CNT composite prepared in Example 1,and [39]
FIG 5 is an SEM image of a graphene-CNT stacked structure prepared in Comparative Example 1 4 Atty Dkt No 2557S 1 -002077/US
| 2–100 nm |
| — |
Thickness | 3–50 nm | — |
Voltage | 0–3 V | — |
No layer stack recorded.
carbon-based nanomaterial
metal-based nanomaterial
metal compound-based nanomaterial
polymer-based nanomaterial
FIG 4 is an SEM image of the graphene-CNT composite prepared in Example 1,and [39]
FIG 5 is an SEM image of a graphene-CNT stacked structure prepared in Comparative Example 1 4 Atty Dkt No 2557S 1 -002077/US
| 2–100 nm |
| — |
Thickness | 3–50 nm | — |
Voltage | 0–3 V | — |
No layer stack recorded.
carbon-based nanomaterial
metal-based nanomaterial
metal compound-based nanomaterial
polymer-based nanomaterial
FIG 4 is an SEM image of the graphene-CNT composite prepared in Example 1,and [39]
FIG 5 is an SEM image of a graphene-CNT stacked structure prepared in Comparative Example 1 4 Atty Dkt No 2557S 1 -002077/US
| 2–100 nm |
| — |
Thickness | 3–50 nm | — |
Voltage | 0–3 V | — |
No layer stack recorded.
carbon-based nanomaterial
metal-based nanomaterial
metal compound-based nanomaterial
polymer-based nanomaterial
FIG 4 is an SEM image of the graphene-CNT composite prepared in Example 1,and [39]
FIG 5 is an SEM image of a graphene-CNT stacked structure prepared in Comparative Example 1 4 Atty Dkt No 2557S 1 -002077/US
| 2–100 nm |
| — |
Thickness | 3–50 nm | — |
Voltage | 0–3 V | — |