Patent
US 11,015,037GRAPHENE MANUFACTURE
COLOSIMO, Nicholas, Giacomo, Robert
BAE SYSTEMS PLC·31 March 2016·US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 11,015,037Patent drawings and their descriptions. Click a drawing to enlarge it.
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 manufacturing a graphene sheet comprising the steps of: providing a sealed container containing a liquid; and a volume above the liquid; providing a liquid-porous substrate located within the liquid; providing at least one source of localized carbon atoms; supplying carbon atoms to the volume above the liquid using the at least one source of localized carbon atoms; agitating the liquid to encourage the carbon atoms and/or graphene fragments to coalesce; allowing carbon atoms to settle on the surface of the liquid and to coalesce to form the graphene sheet; ceasing agitation of the liquid; and removing the graphene sheet from the container firstly by draining the liquid from the container and secondly collecting the graphene sheet, wherein the liquid-porous substrate is porous to the liquid, wherein the liquid-porous substrate is located within the liquid, wherein the liquid-porous substrate is configured to allow the liquid to pass through a top side thereof and drain from the container, wherein the liquid-porous substrate is configured to act as a support for the graphene sheet once the liquid has drained through the liquid- porous substrate, wherein the liquid-porous substrate is configured for non-destructive removal from the container, and wherein the liquid is selected from a group that allows carbon atoms to settle and graphene to float on its surface either through surface tension, repulsive forces and/or through temporary bond formation between the liquid and the carbon atoms. Currently amended
The method according to claim 1 in which the carbon atoms coalesce to form a plurality of graphene fragments on the surface of the liquid, and the graphene fragments are allowed to coalesce to form the graphene sheet. Previously presented
The method according to claim 1 in which the step of supplying carbon atoms comprises creating the carbon atoms by photolysis, electrical discharge, decomposition, cracking or fracking. Previously presented
The method according to claim 1 in which the step of supplying the carbon atoms comprises creating the carbon atoms in the container. Previously presented
The method according to claim 1 wherein the at least one source of localized carbon atoms is movable within the container, allowing control over the distribution of carbon atoms on the surface of the liquid. Previously presented
The method according to claim 1 wherein the carbon atoms are created using a carbon containing precursor gas, such as a hydrocarbon gas. Previously presented
The method according to claim 1 wherein the carbon atoms are created using particulate graphite as a precursor. Previously presented
The method according to claim 1 wherein the settling is effected by one or more of gravity, condensation, interatomic forces, the presence of a gaseous atmosphere in the volume above the liquid, and control of the conditions in the container such as temperature and pressure. Previously presented
The method according to claim 1 in which the liquid is agitated mechanically or by ultrasound. Previously presented
The method according to claim 1 in which the volume above the liquid contains a gaseous atmosphere at a desired pressure. Previously presented
The method according to claim 1 in which the graphene sheet is removed from the substrate of the liquid by a device. Previously presented
The method according to claim 1 wherein the liquid is selected from the group of liquids consisting of water, acids, bases, polar liquids, organic solvents, and hydrocarbons. New
The method according to claim 1 wherein the liquid is an organic solvent. New
Canceled
Claims 12-15. Canceled
Canceled
Apparatus for manufacturing a graphene sheet comprising: a sealed container containing a liquid and a volume above the liquid; a localized carbon atom source for supplying carbon atoms to the volume above the liquid so that the carbon atoms can settle on the surface of the liquid; an agitator configured to agitate the liquid; and a liquid-porous substrate disposed within the liquid, wherein the at least one source of localized carbon atoms is movable within the container, allowing control over the distribution of carbon atoms on the surface of the liquid, wherein the liquid-porous substrate is porous to the liquid, wherein the liquid-porous substrate is located within the liquid, wherein the liquid-porous substrate is configured to allow the liquid to pass through a top side thereof and drain from the container wherein the liquid-porous substrate is configured to act as a support for the graphene sheet once the liquid has drained through the liquid- porous substrate, wherein the liquid-porous substrate is removable from the container, wherein the liquid is selected from a group that allows carbon atoms to settle and graphene to float on its surface either through surface tension, repulsive forces and/or through temporary bond formation between the liquid and the carbon atoms, [[and]] wherein the apparatus is configured to allow the carbon atoms to coalesce to form the graphene sheet, and wherein the agitator is configured to agitate the liquid while the graphene sheet is coalescing. Currently amended
The apparatus of claim 18 wherein the liquid is an organic solvent. New
The apparatus of claim 18 wherein the liquid of a type that dissolves by-product species. New
Claims 19-23. Canceled
Canceled
The apparatus for manufacturing a graphene sheet of claim [[23]] 1 r wherein the agitator is configured to cease agitating the liquid prior to removal of a graphene sheet therefrom. Currently amended
The method according to claim I wherein the liquid is water. New
The method according to claim I wherein the liquid of a type that dissolves by-product species. New
Layer stacks claimed or described, ordered top of device to substrate.
apparatus for manufacturing a graphene sheet
No layer stack recorded.
Materials described outside the worked examples.
graphene sheet
C
liquid
Additional fabrication and treatment steps described in the patent.
Patent
Atlas literature
Patent
US 11,015,037Patent drawings and their descriptions. Click a drawing to enlarge it.
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 manufacturing a graphene sheet comprising the steps of: providing a sealed container containing a liquid; and a volume above the liquid; providing a liquid-porous substrate located within the liquid; providing at least one source of localized carbon atoms; supplying carbon atoms to the volume above the liquid using the at least one source of localized carbon atoms; agitating the liquid to encourage the carbon atoms and/or graphene fragments to coalesce; allowing carbon atoms to settle on the surface of the liquid and to coalesce to form the graphene sheet; ceasing agitation of the liquid; and removing the graphene sheet from the container firstly by draining the liquid from the container and secondly collecting the graphene sheet, wherein the liquid-porous substrate is porous to the liquid, wherein the liquid-porous substrate is located within the liquid, wherein the liquid-porous substrate is configured to allow the liquid to pass through a top side thereof and drain from the container, wherein the liquid-porous substrate is configured to act as a support for the graphene sheet once the liquid has drained through the liquid- porous substrate, wherein the liquid-porous substrate is configured for non-destructive removal from the container, and wherein the liquid is selected from a group that allows carbon atoms to settle and graphene to float on its surface either through surface tension, repulsive forces and/or through temporary bond formation between the liquid and the carbon atoms. Currently amended
The method according to claim 1 in which the carbon atoms coalesce to form a plurality of graphene fragments on the surface of the liquid, and the graphene fragments are allowed to coalesce to form the graphene sheet. Previously presented
The method according to claim 1 in which the step of supplying carbon atoms comprises creating the carbon atoms by photolysis, electrical discharge, decomposition, cracking or fracking. Previously presented
The method according to claim 1 in which the step of supplying the carbon atoms comprises creating the carbon atoms in the container. Previously presented
The method according to claim 1 wherein the at least one source of localized carbon atoms is movable within the container, allowing control over the distribution of carbon atoms on the surface of the liquid. Previously presented
The method according to claim 1 wherein the carbon atoms are created using a carbon containing precursor gas, such as a hydrocarbon gas. Previously presented
The method according to claim 1 wherein the carbon atoms are created using particulate graphite as a precursor. Previously presented
The method according to claim 1 wherein the settling is effected by one or more of gravity, condensation, interatomic forces, the presence of a gaseous atmosphere in the volume above the liquid, and control of the conditions in the container such as temperature and pressure. Previously presented
The method according to claim 1 in which the liquid is agitated mechanically or by ultrasound. Previously presented
The method according to claim 1 in which the volume above the liquid contains a gaseous atmosphere at a desired pressure. Previously presented
The method according to claim 1 in which the graphene sheet is removed from the substrate of the liquid by a device. Previously presented
The method according to claim 1 wherein the liquid is selected from the group of liquids consisting of water, acids, bases, polar liquids, organic solvents, and hydrocarbons. New
The method according to claim 1 wherein the liquid is an organic solvent. New
Canceled
Claims 12-15. Canceled
Canceled
Apparatus for manufacturing a graphene sheet comprising: a sealed container containing a liquid and a volume above the liquid; a localized carbon atom source for supplying carbon atoms to the volume above the liquid so that the carbon atoms can settle on the surface of the liquid; an agitator configured to agitate the liquid; and a liquid-porous substrate disposed within the liquid, wherein the at least one source of localized carbon atoms is movable within the container, allowing control over the distribution of carbon atoms on the surface of the liquid, wherein the liquid-porous substrate is porous to the liquid, wherein the liquid-porous substrate is located within the liquid, wherein the liquid-porous substrate is configured to allow the liquid to pass through a top side thereof and drain from the container wherein the liquid-porous substrate is configured to act as a support for the graphene sheet once the liquid has drained through the liquid- porous substrate, wherein the liquid-porous substrate is removable from the container, wherein the liquid is selected from a group that allows carbon atoms to settle and graphene to float on its surface either through surface tension, repulsive forces and/or through temporary bond formation between the liquid and the carbon atoms, [[and]] wherein the apparatus is configured to allow the carbon atoms to coalesce to form the graphene sheet, and wherein the agitator is configured to agitate the liquid while the graphene sheet is coalescing. Currently amended
The apparatus of claim 18 wherein the liquid is an organic solvent. New
The apparatus of claim 18 wherein the liquid of a type that dissolves by-product species. New
Claims 19-23. Canceled
Canceled
The apparatus for manufacturing a graphene sheet of claim [[23]] 1 r wherein the agitator is configured to cease agitating the liquid prior to removal of a graphene sheet therefrom. Currently amended
The method according to claim I wherein the liquid is water. New
The method according to claim I wherein the liquid of a type that dissolves by-product species. New
Layer stacks claimed or described, ordered top of device to substrate.
apparatus for manufacturing a graphene sheet
No layer stack recorded.
Materials described outside the worked examples.
graphene sheet
C
liquid
Additional fabrication and treatment steps described in the patent.
Patent
Atlas literature
Patent
US 11,015,037Patent drawings and their descriptions. Click a drawing to enlarge it.
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 manufacturing a graphene sheet comprising the steps of: providing a sealed container containing a liquid; and a volume above the liquid; providing a liquid-porous substrate located within the liquid; providing at least one source of localized carbon atoms; supplying carbon atoms to the volume above the liquid using the at least one source of localized carbon atoms; agitating the liquid to encourage the carbon atoms and/or graphene fragments to coalesce; allowing carbon atoms to settle on the surface of the liquid and to coalesce to form the graphene sheet; ceasing agitation of the liquid; and removing the graphene sheet from the container firstly by draining the liquid from the container and secondly collecting the graphene sheet, wherein the liquid-porous substrate is porous to the liquid, wherein the liquid-porous substrate is located within the liquid, wherein the liquid-porous substrate is configured to allow the liquid to pass through a top side thereof and drain from the container, wherein the liquid-porous substrate is configured to act as a support for the graphene sheet once the liquid has drained through the liquid- porous substrate, wherein the liquid-porous substrate is configured for non-destructive removal from the container, and wherein the liquid is selected from a group that allows carbon atoms to settle and graphene to float on its surface either through surface tension, repulsive forces and/or through temporary bond formation between the liquid and the carbon atoms. Currently amended
The method according to claim 1 in which the carbon atoms coalesce to form a plurality of graphene fragments on the surface of the liquid, and the graphene fragments are allowed to coalesce to form the graphene sheet. Previously presented
The method according to claim 1 in which the step of supplying carbon atoms comprises creating the carbon atoms by photolysis, electrical discharge, decomposition, cracking or fracking. Previously presented
The method according to claim 1 in which the step of supplying the carbon atoms comprises creating the carbon atoms in the container. Previously presented
The method according to claim 1 wherein the at least one source of localized carbon atoms is movable within the container, allowing control over the distribution of carbon atoms on the surface of the liquid. Previously presented
The method according to claim 1 wherein the carbon atoms are created using a carbon containing precursor gas, such as a hydrocarbon gas. Previously presented
The method according to claim 1 wherein the carbon atoms are created using particulate graphite as a precursor. Previously presented
The method according to claim 1 wherein the settling is effected by one or more of gravity, condensation, interatomic forces, the presence of a gaseous atmosphere in the volume above the liquid, and control of the conditions in the container such as temperature and pressure. Previously presented
The method according to claim 1 in which the liquid is agitated mechanically or by ultrasound. Previously presented
The method according to claim 1 in which the volume above the liquid contains a gaseous atmosphere at a desired pressure. Previously presented
The method according to claim 1 in which the graphene sheet is removed from the substrate of the liquid by a device. Previously presented
The method according to claim 1 wherein the liquid is selected from the group of liquids consisting of water, acids, bases, polar liquids, organic solvents, and hydrocarbons. New
The method according to claim 1 wherein the liquid is an organic solvent. New
Canceled
Claims 12-15. Canceled
Canceled
Apparatus for manufacturing a graphene sheet comprising: a sealed container containing a liquid and a volume above the liquid; a localized carbon atom source for supplying carbon atoms to the volume above the liquid so that the carbon atoms can settle on the surface of the liquid; an agitator configured to agitate the liquid; and a liquid-porous substrate disposed within the liquid, wherein the at least one source of localized carbon atoms is movable within the container, allowing control over the distribution of carbon atoms on the surface of the liquid, wherein the liquid-porous substrate is porous to the liquid, wherein the liquid-porous substrate is located within the liquid, wherein the liquid-porous substrate is configured to allow the liquid to pass through a top side thereof and drain from the container wherein the liquid-porous substrate is configured to act as a support for the graphene sheet once the liquid has drained through the liquid- porous substrate, wherein the liquid-porous substrate is removable from the container, wherein the liquid is selected from a group that allows carbon atoms to settle and graphene to float on its surface either through surface tension, repulsive forces and/or through temporary bond formation between the liquid and the carbon atoms, [[and]] wherein the apparatus is configured to allow the carbon atoms to coalesce to form the graphene sheet, and wherein the agitator is configured to agitate the liquid while the graphene sheet is coalescing. Currently amended
The apparatus of claim 18 wherein the liquid is an organic solvent. New
The apparatus of claim 18 wherein the liquid of a type that dissolves by-product species. New
Claims 19-23. Canceled
Canceled
The apparatus for manufacturing a graphene sheet of claim [[23]] 1 r wherein the agitator is configured to cease agitating the liquid prior to removal of a graphene sheet therefrom. Currently amended
The method according to claim I wherein the liquid is water. New
The method according to claim I wherein the liquid of a type that dissolves by-product species. New
Layer stacks claimed or described, ordered top of device to substrate.
apparatus for manufacturing a graphene sheet
No layer stack recorded.
Materials described outside the worked examples.
graphene sheet
C
liquid
Additional fabrication and treatment steps described in the patent.
Patent
Atlas literature
Patent
US 11,015,037Patent drawings and their descriptions. Click a drawing to enlarge it.
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 manufacturing a graphene sheet comprising the steps of: providing a sealed container containing a liquid; and a volume above the liquid; providing a liquid-porous substrate located within the liquid; providing at least one source of localized carbon atoms; supplying carbon atoms to the volume above the liquid using the at least one source of localized carbon atoms; agitating the liquid to encourage the carbon atoms and/or graphene fragments to coalesce; allowing carbon atoms to settle on the surface of the liquid and to coalesce to form the graphene sheet; ceasing agitation of the liquid; and removing the graphene sheet from the container firstly by draining the liquid from the container and secondly collecting the graphene sheet, wherein the liquid-porous substrate is porous to the liquid, wherein the liquid-porous substrate is located within the liquid, wherein the liquid-porous substrate is configured to allow the liquid to pass through a top side thereof and drain from the container, wherein the liquid-porous substrate is configured to act as a support for the graphene sheet once the liquid has drained through the liquid- porous substrate, wherein the liquid-porous substrate is configured for non-destructive removal from the container, and wherein the liquid is selected from a group that allows carbon atoms to settle and graphene to float on its surface either through surface tension, repulsive forces and/or through temporary bond formation between the liquid and the carbon atoms. Currently amended
The method according to claim 1 in which the carbon atoms coalesce to form a plurality of graphene fragments on the surface of the liquid, and the graphene fragments are allowed to coalesce to form the graphene sheet. Previously presented
The method according to claim 1 in which the step of supplying carbon atoms comprises creating the carbon atoms by photolysis, electrical discharge, decomposition, cracking or fracking. Previously presented
The method according to claim 1 in which the step of supplying the carbon atoms comprises creating the carbon atoms in the container. Previously presented
The method according to claim 1 wherein the at least one source of localized carbon atoms is movable within the container, allowing control over the distribution of carbon atoms on the surface of the liquid. Previously presented
The method according to claim 1 wherein the carbon atoms are created using a carbon containing precursor gas, such as a hydrocarbon gas. Previously presented
The method according to claim 1 wherein the carbon atoms are created using particulate graphite as a precursor. Previously presented
The method according to claim 1 wherein the settling is effected by one or more of gravity, condensation, interatomic forces, the presence of a gaseous atmosphere in the volume above the liquid, and control of the conditions in the container such as temperature and pressure. Previously presented
The method according to claim 1 in which the liquid is agitated mechanically or by ultrasound. Previously presented
The method according to claim 1 in which the volume above the liquid contains a gaseous atmosphere at a desired pressure. Previously presented
The method according to claim 1 in which the graphene sheet is removed from the substrate of the liquid by a device. Previously presented
The method according to claim 1 wherein the liquid is selected from the group of liquids consisting of water, acids, bases, polar liquids, organic solvents, and hydrocarbons. New
The method according to claim 1 wherein the liquid is an organic solvent. New
Canceled
Claims 12-15. Canceled
Canceled
Apparatus for manufacturing a graphene sheet comprising: a sealed container containing a liquid and a volume above the liquid; a localized carbon atom source for supplying carbon atoms to the volume above the liquid so that the carbon atoms can settle on the surface of the liquid; an agitator configured to agitate the liquid; and a liquid-porous substrate disposed within the liquid, wherein the at least one source of localized carbon atoms is movable within the container, allowing control over the distribution of carbon atoms on the surface of the liquid, wherein the liquid-porous substrate is porous to the liquid, wherein the liquid-porous substrate is located within the liquid, wherein the liquid-porous substrate is configured to allow the liquid to pass through a top side thereof and drain from the container wherein the liquid-porous substrate is configured to act as a support for the graphene sheet once the liquid has drained through the liquid- porous substrate, wherein the liquid-porous substrate is removable from the container, wherein the liquid is selected from a group that allows carbon atoms to settle and graphene to float on its surface either through surface tension, repulsive forces and/or through temporary bond formation between the liquid and the carbon atoms, [[and]] wherein the apparatus is configured to allow the carbon atoms to coalesce to form the graphene sheet, and wherein the agitator is configured to agitate the liquid while the graphene sheet is coalescing. Currently amended
The apparatus of claim 18 wherein the liquid is an organic solvent. New
The apparatus of claim 18 wherein the liquid of a type that dissolves by-product species. New
Claims 19-23. Canceled
Canceled
The apparatus for manufacturing a graphene sheet of claim [[23]] 1 r wherein the agitator is configured to cease agitating the liquid prior to removal of a graphene sheet therefrom. Currently amended
The method according to claim I wherein the liquid is water. New
The method according to claim I wherein the liquid of a type that dissolves by-product species. New
Layer stacks claimed or described, ordered top of device to substrate.
apparatus for manufacturing a graphene sheet
No layer stack recorded.
Materials described outside the worked examples.
graphene sheet
C
liquid
Additional fabrication and treatment steps described in the patent.
carbon containing precursor gas (hydrocarbon gas)
organic solvent
water
H₂O
carbon containing precursor gas (hydrocarbon gas)
organic solvent
water
H₂O
carbon containing precursor gas (hydrocarbon gas)
organic solvent
water
H₂O
carbon containing precursor gas (hydrocarbon gas)
organic solvent
water
H₂O