Patent
US 10,072,196METHOD OF PREPARING GRAPHENE-GRAPHENE FUSED MATERIAL AND METHOD OF PREPARING GRAPHENE-SUBSTRATE COMPOSITE USING THE SAME
Jae Woo CHUNG
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 10,072,196Patent drawings and their descriptions. Click a drawing to enlarge it.
FIGS. 5A and 5B, the graphene-graphene fused materials 100 and 200 prepared by step (c) respectively include: two nano graphenes 11,11 ' and 21,21'; nano metal …
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 preparing a graphene-graphene fused material, comprising: (a) forming a plurality of nano graphene-metal composites comprised of nano graphene and a nano metal provided on a surface of the nano graphene for bonding between the nano graphenes; (b) forming a polydopamine layer on outer surfaces of the nano graphene-metal composites; and (c) thermally treating the nano graphene-metal composites to prepare a graphene-graphene fused material in which the nano graphene-metal composites are melted and bonded to each other by the nano metal provided on the nano graphene- metal composites, wherein the g raphene- g raphene fused material is configured in the form of a single chain in which the plurality of nano g raphene-metal composites are sequentially connected, or in the form of a composite chain in which the plurality of nano graphene- metal composites are irregularly connected. Currently amended
The method of claim 1, wherein the nano graphene-metal composite is formed by coating or attaching a nano metal particle on a surface of the nano graphene. Original
The method of claim 1, wherein the thermal treating in step (c) is conducted at a temperature higher than a melting point of the nano metal. Original
The method of claim 1, wherein the nano metal is one or more of nickel, copper, gold, platinum and silver. Original
The method of claim 1, wherein the polydopamine layer is provided on the nano metal of the nano graphene-metal composite. Original
The method of claim 1, wherein the polydopamine layer in step (b) is included at 5 to 25 parts by weight based on 100 parts by weight of the nano graphene-metal composite in step (a). Original
The method of claim 1, wherein the nano metal in step (a) has a diameter of 25 nm or more. Original
. Canceled
A method of preparing a graphene-substrate composite, comprising: (a) forming a plurality of nano graphene-metal composites comprised of nano graphene and a nano metal provided on a surface of the nano graphene for bonding between the nano graphenes; (b) forming a polydopamine layer on outer surfaces of the nano graphene-metal composites; (c) thermally treating the nano graphene-metal composites to prepare a graphene-graphene fused material in which the nano graphene-metal composites are melted and bonded to each other by the nano metal provided on the nano graphene- metal composites; and (d) pulverizing the prepared graphene-graphene fused material and dispersing the pulverized graphene-graphene fused material in a substrate, wherein the graphene- g raphene fused material is configured in the form of a single chain in which the plurality of nano g raphene-metal composites are sequentially connected, or in the form of a composite chain in which the plurality of nano graphene- metal composites are irregularly connected. Currently amended
The method of claim 9, wherein the nano metal in step (a) has a diameter of 25 nm or more. Original
A graphene-graphene fused material, comprising: a plurality of nano [[graphenes;]] g raphene-metal composites comprised of nano g raphene, a nano metal provided on a surface of the nano graphenes for [[melt]] bonding between the nano graphenes[[;]], and a polydopamine layer at least provided on an outer surface of the nano metal, wherein a nano graphene of one nano graphene-metal composite is connected to a nano graphene of an ad j acent nano graphene-metal composite by a melting bonding of the nano metal, and wherein the graphene-graphene fused material is configured in the form of a single chain in which the plurality of nano g raphene-metal composites are sequentially connected, or in the form of a composite chain in which the plurality of nano graphene- metal composites are irregularly connected. Currently amended
The graphene-graphene fused material of claim 11, wherein the graphene-graphene fused material includes the polydopamine layer at 5 to 25 parts by weight based on 100 parts by weight of a total weight of the nano graphene and the nano metal. Original
A graphene-substrate composite, comprising: a substrate; and the graphene-graphene fused material according to claim 11 dispersed in the substrate. Original
. Canceled
Layer stacks claimed or described, ordered top of device to substrate.
graphene-substrate composite
Materials described outside the worked examples.
nano graphene
nano metal
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Pressure | 5–25 pa | — |
Thickness | 5–25 nm |
Patent
Atlas literature
Patent
US 10,072,196Patent drawings and their descriptions. Click a drawing to enlarge it.
FIGS. 5A and 5B, the graphene-graphene fused materials 100 and 200 prepared by step (c) respectively include: two nano graphenes 11,11 ' and 21,21'; nano metal …
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 preparing a graphene-graphene fused material, comprising: (a) forming a plurality of nano graphene-metal composites comprised of nano graphene and a nano metal provided on a surface of the nano graphene for bonding between the nano graphenes; (b) forming a polydopamine layer on outer surfaces of the nano graphene-metal composites; and (c) thermally treating the nano graphene-metal composites to prepare a graphene-graphene fused material in which the nano graphene-metal composites are melted and bonded to each other by the nano metal provided on the nano graphene- metal composites, wherein the g raphene- g raphene fused material is configured in the form of a single chain in which the plurality of nano g raphene-metal composites are sequentially connected, or in the form of a composite chain in which the plurality of nano graphene- metal composites are irregularly connected. Currently amended
The method of claim 1, wherein the nano graphene-metal composite is formed by coating or attaching a nano metal particle on a surface of the nano graphene. Original
The method of claim 1, wherein the thermal treating in step (c) is conducted at a temperature higher than a melting point of the nano metal. Original
The method of claim 1, wherein the nano metal is one or more of nickel, copper, gold, platinum and silver. Original
The method of claim 1, wherein the polydopamine layer is provided on the nano metal of the nano graphene-metal composite. Original
The method of claim 1, wherein the polydopamine layer in step (b) is included at 5 to 25 parts by weight based on 100 parts by weight of the nano graphene-metal composite in step (a). Original
The method of claim 1, wherein the nano metal in step (a) has a diameter of 25 nm or more. Original
. Canceled
A method of preparing a graphene-substrate composite, comprising: (a) forming a plurality of nano graphene-metal composites comprised of nano graphene and a nano metal provided on a surface of the nano graphene for bonding between the nano graphenes; (b) forming a polydopamine layer on outer surfaces of the nano graphene-metal composites; (c) thermally treating the nano graphene-metal composites to prepare a graphene-graphene fused material in which the nano graphene-metal composites are melted and bonded to each other by the nano metal provided on the nano graphene- metal composites; and (d) pulverizing the prepared graphene-graphene fused material and dispersing the pulverized graphene-graphene fused material in a substrate, wherein the graphene- g raphene fused material is configured in the form of a single chain in which the plurality of nano g raphene-metal composites are sequentially connected, or in the form of a composite chain in which the plurality of nano graphene- metal composites are irregularly connected. Currently amended
The method of claim 9, wherein the nano metal in step (a) has a diameter of 25 nm or more. Original
A graphene-graphene fused material, comprising: a plurality of nano [[graphenes;]] g raphene-metal composites comprised of nano g raphene, a nano metal provided on a surface of the nano graphenes for [[melt]] bonding between the nano graphenes[[;]], and a polydopamine layer at least provided on an outer surface of the nano metal, wherein a nano graphene of one nano graphene-metal composite is connected to a nano graphene of an ad j acent nano graphene-metal composite by a melting bonding of the nano metal, and wherein the graphene-graphene fused material is configured in the form of a single chain in which the plurality of nano g raphene-metal composites are sequentially connected, or in the form of a composite chain in which the plurality of nano graphene- metal composites are irregularly connected. Currently amended
The graphene-graphene fused material of claim 11, wherein the graphene-graphene fused material includes the polydopamine layer at 5 to 25 parts by weight based on 100 parts by weight of a total weight of the nano graphene and the nano metal. Original
A graphene-substrate composite, comprising: a substrate; and the graphene-graphene fused material according to claim 11 dispersed in the substrate. Original
. Canceled
Layer stacks claimed or described, ordered top of device to substrate.
graphene-substrate composite
Materials described outside the worked examples.
nano graphene
nano metal
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Pressure | 5–25 pa | — |
Thickness | 5–25 nm |
Patent
Atlas literature
Patent
US 10,072,196Patent drawings and their descriptions. Click a drawing to enlarge it.
FIGS. 5A and 5B, the graphene-graphene fused materials 100 and 200 prepared by step (c) respectively include: two nano graphenes 11,11 ' and 21,21'; nano metal …
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 preparing a graphene-graphene fused material, comprising: (a) forming a plurality of nano graphene-metal composites comprised of nano graphene and a nano metal provided on a surface of the nano graphene for bonding between the nano graphenes; (b) forming a polydopamine layer on outer surfaces of the nano graphene-metal composites; and (c) thermally treating the nano graphene-metal composites to prepare a graphene-graphene fused material in which the nano graphene-metal composites are melted and bonded to each other by the nano metal provided on the nano graphene- metal composites, wherein the g raphene- g raphene fused material is configured in the form of a single chain in which the plurality of nano g raphene-metal composites are sequentially connected, or in the form of a composite chain in which the plurality of nano graphene- metal composites are irregularly connected. Currently amended
The method of claim 1, wherein the nano graphene-metal composite is formed by coating or attaching a nano metal particle on a surface of the nano graphene. Original
The method of claim 1, wherein the thermal treating in step (c) is conducted at a temperature higher than a melting point of the nano metal. Original
The method of claim 1, wherein the nano metal is one or more of nickel, copper, gold, platinum and silver. Original
The method of claim 1, wherein the polydopamine layer is provided on the nano metal of the nano graphene-metal composite. Original
The method of claim 1, wherein the polydopamine layer in step (b) is included at 5 to 25 parts by weight based on 100 parts by weight of the nano graphene-metal composite in step (a). Original
The method of claim 1, wherein the nano metal in step (a) has a diameter of 25 nm or more. Original
. Canceled
A method of preparing a graphene-substrate composite, comprising: (a) forming a plurality of nano graphene-metal composites comprised of nano graphene and a nano metal provided on a surface of the nano graphene for bonding between the nano graphenes; (b) forming a polydopamine layer on outer surfaces of the nano graphene-metal composites; (c) thermally treating the nano graphene-metal composites to prepare a graphene-graphene fused material in which the nano graphene-metal composites are melted and bonded to each other by the nano metal provided on the nano graphene- metal composites; and (d) pulverizing the prepared graphene-graphene fused material and dispersing the pulverized graphene-graphene fused material in a substrate, wherein the graphene- g raphene fused material is configured in the form of a single chain in which the plurality of nano g raphene-metal composites are sequentially connected, or in the form of a composite chain in which the plurality of nano graphene- metal composites are irregularly connected. Currently amended
The method of claim 9, wherein the nano metal in step (a) has a diameter of 25 nm or more. Original
A graphene-graphene fused material, comprising: a plurality of nano [[graphenes;]] g raphene-metal composites comprised of nano g raphene, a nano metal provided on a surface of the nano graphenes for [[melt]] bonding between the nano graphenes[[;]], and a polydopamine layer at least provided on an outer surface of the nano metal, wherein a nano graphene of one nano graphene-metal composite is connected to a nano graphene of an ad j acent nano graphene-metal composite by a melting bonding of the nano metal, and wherein the graphene-graphene fused material is configured in the form of a single chain in which the plurality of nano g raphene-metal composites are sequentially connected, or in the form of a composite chain in which the plurality of nano graphene- metal composites are irregularly connected. Currently amended
The graphene-graphene fused material of claim 11, wherein the graphene-graphene fused material includes the polydopamine layer at 5 to 25 parts by weight based on 100 parts by weight of a total weight of the nano graphene and the nano metal. Original
A graphene-substrate composite, comprising: a substrate; and the graphene-graphene fused material according to claim 11 dispersed in the substrate. Original
. Canceled
Layer stacks claimed or described, ordered top of device to substrate.
graphene-substrate composite
Materials described outside the worked examples.
nano graphene
nano metal
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Pressure | 5–25 pa | — |
Thickness | 5–25 nm |
Patent
Atlas literature
Patent
US 10,072,196Patent drawings and their descriptions. Click a drawing to enlarge it.
FIGS. 5A and 5B, the graphene-graphene fused materials 100 and 200 prepared by step (c) respectively include: two nano graphenes 11,11 ' and 21,21'; nano metal …
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 preparing a graphene-graphene fused material, comprising: (a) forming a plurality of nano graphene-metal composites comprised of nano graphene and a nano metal provided on a surface of the nano graphene for bonding between the nano graphenes; (b) forming a polydopamine layer on outer surfaces of the nano graphene-metal composites; and (c) thermally treating the nano graphene-metal composites to prepare a graphene-graphene fused material in which the nano graphene-metal composites are melted and bonded to each other by the nano metal provided on the nano graphene- metal composites, wherein the g raphene- g raphene fused material is configured in the form of a single chain in which the plurality of nano g raphene-metal composites are sequentially connected, or in the form of a composite chain in which the plurality of nano graphene- metal composites are irregularly connected. Currently amended
The method of claim 1, wherein the nano graphene-metal composite is formed by coating or attaching a nano metal particle on a surface of the nano graphene. Original
The method of claim 1, wherein the thermal treating in step (c) is conducted at a temperature higher than a melting point of the nano metal. Original
The method of claim 1, wherein the nano metal is one or more of nickel, copper, gold, platinum and silver. Original
The method of claim 1, wherein the polydopamine layer is provided on the nano metal of the nano graphene-metal composite. Original
The method of claim 1, wherein the polydopamine layer in step (b) is included at 5 to 25 parts by weight based on 100 parts by weight of the nano graphene-metal composite in step (a). Original
The method of claim 1, wherein the nano metal in step (a) has a diameter of 25 nm or more. Original
. Canceled
A method of preparing a graphene-substrate composite, comprising: (a) forming a plurality of nano graphene-metal composites comprised of nano graphene and a nano metal provided on a surface of the nano graphene for bonding between the nano graphenes; (b) forming a polydopamine layer on outer surfaces of the nano graphene-metal composites; (c) thermally treating the nano graphene-metal composites to prepare a graphene-graphene fused material in which the nano graphene-metal composites are melted and bonded to each other by the nano metal provided on the nano graphene- metal composites; and (d) pulverizing the prepared graphene-graphene fused material and dispersing the pulverized graphene-graphene fused material in a substrate, wherein the graphene- g raphene fused material is configured in the form of a single chain in which the plurality of nano g raphene-metal composites are sequentially connected, or in the form of a composite chain in which the plurality of nano graphene- metal composites are irregularly connected. Currently amended
The method of claim 9, wherein the nano metal in step (a) has a diameter of 25 nm or more. Original
A graphene-graphene fused material, comprising: a plurality of nano [[graphenes;]] g raphene-metal composites comprised of nano g raphene, a nano metal provided on a surface of the nano graphenes for [[melt]] bonding between the nano graphenes[[;]], and a polydopamine layer at least provided on an outer surface of the nano metal, wherein a nano graphene of one nano graphene-metal composite is connected to a nano graphene of an ad j acent nano graphene-metal composite by a melting bonding of the nano metal, and wherein the graphene-graphene fused material is configured in the form of a single chain in which the plurality of nano g raphene-metal composites are sequentially connected, or in the form of a composite chain in which the plurality of nano graphene- metal composites are irregularly connected. Currently amended
The graphene-graphene fused material of claim 11, wherein the graphene-graphene fused material includes the polydopamine layer at 5 to 25 parts by weight based on 100 parts by weight of a total weight of the nano graphene and the nano metal. Original
A graphene-substrate composite, comprising: a substrate; and the graphene-graphene fused material according to claim 11 dispersed in the substrate. Original
. Canceled
Layer stacks claimed or described, ordered top of device to substrate.
graphene-substrate composite
Materials described outside the worked examples.
nano graphene
nano metal
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Pressure | 5–25 pa | — |
Thickness | 5–25 nm |
polydopamine
nickel
Ni
copper
Cu
gold
Au
platinum
Pt
silver
Ag
substrate
graphene-graphene fused material
| — |
Pressure | 0.1 Torr | — |
Thickness | ≤ 25 nm | — |
Pressure | ≤ 5 pa | — |
Thickness | ≥ 1 nm | — |
Pressure | ≥ 25 pa | — |
Pressure | ≥ 300 pa | — |
polydopamine
nickel
Ni
copper
Cu
gold
Au
platinum
Pt
silver
Ag
substrate
graphene-graphene fused material
| — |
Pressure | 0.1 Torr | — |
Thickness | ≤ 25 nm | — |
Pressure | ≤ 5 pa | — |
Thickness | ≥ 1 nm | — |
Pressure | ≥ 25 pa | — |
Pressure | ≥ 300 pa | — |
polydopamine
nickel
Ni
copper
Cu
gold
Au
platinum
Pt
silver
Ag
substrate
graphene-graphene fused material
| — |
Pressure | 0.1 Torr | — |
Thickness | ≤ 25 nm | — |
Pressure | ≤ 5 pa | — |
Thickness | ≥ 1 nm | — |
Pressure | ≥ 25 pa | — |
Pressure | ≥ 300 pa | — |
polydopamine
nickel
Ni
copper
Cu
gold
Au
platinum
Pt
silver
Ag
substrate
graphene-graphene fused material
| — |
Pressure | 0.1 Torr | — |
Thickness | ≤ 25 nm | — |
Pressure | ≤ 5 pa | — |
Thickness | ≥ 1 nm | — |
Pressure | ≥ 25 pa | — |
Pressure | ≥ 300 pa | — |