Patent
US 10,369,775METHOD OF RELEASING GRAPHENE FROM SUBSTRATE
Steven Brems
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 10,369,775Patent 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 releasing a graphene layer formed on a template substrate, the method comprising: soaking the graphene layer and the template substrate in water such that water is intercalated between the template substrate and the graphene layer; and delaminating the graphene layer from the template substrate, thereby releasing the graphene layer. Original
The method according to claim 1, wherein soaking is performed for a predetermined duration prior to delaminating. Original
The method according to claim 1, wherein soaking comprises soaking in water at a temperature of at least 30 °C. Original
The method according to claim 1, further comprising: prior to delaminating, transferring the template substrate and the graphene layer to a target substrate and bonding the graphene layer to the target substrate, wherein delaminating comprises releasing the graphene layer from the template substrate while keeping the graphene layer bonded to the target substrate. Original
The method according to claim 1, further comprising: forming a carrier layer on a second surface of the graphene layer facing away from the template substrate; and subsequent to releasing the graphene layer from the template substrate, transferring and bonding the graphene layer to a target substrate with a first surface of the graphene layer facing the target substrate. Original
The method according to claim 1, wherein delaminating includes submerging the template substrate and the graphene layer in a liquid and forming bubbles at an interface between the template substrate and the graphene layer. Original
The method according to claim 1, wherein delaminating includes submerging the template substrate and the graphene layer in a solution comprising an electrolyte and causing an electrolysis reaction. Original
The method according to claim 1, wherein delaminating includes subjecting the template substrate and the graphene layer to ultrasound. Original
The method according to claim 1, further comprising providing the graphene layer formed on the template substrate, wherein providing the graphene layer comprises growing on the template substrate. Original
The method according to claim 1, wherein the template substrate comprises a surface formed of one of a transition metal, an alloy of transition metals, a group III element or a group IV element. Original
The method according to claim 1, wherein the template substrate includes a growth layer on which the graphene layer is provided and a support layer on which the growth layer is arranged. Original
The method according to claim 1 $[[19]], further com prising: prior to delaminating, transferring the template substrate and the graphene layer to a target substrate and bonding the graphene layer to the target substrate, wherein delaminating comprises releasing the graphene layer f rom the template substrate while keeping the graphene layer bonded to the target substrate. Currently amended
The method according to claim ll[[10]], wherein the electrolysis reaction is caused by applying a voltage between two electrodes, wherein the template substrate serves as one of the electrodes. Currently amended
A method of preparing a graphene layer, the method comprising: providing a template substrate having formed thereon a graphene layer; soaking the graphene layer and the template substrate in water such that the water is intercalated between the template substrate and the graphene layer; and delaminating the graphen e layer f rom the template substrate. Currently amended
Canceled
Materials described outside the worked examples.
graphene layer
template substrate
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Voltage | 1–20 V | — |
Duration | ≥ 1 hour |
Patent
Atlas literature
Patent
US 10,369,775Patent 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 releasing a graphene layer formed on a template substrate, the method comprising: soaking the graphene layer and the template substrate in water such that water is intercalated between the template substrate and the graphene layer; and delaminating the graphene layer from the template substrate, thereby releasing the graphene layer. Original
The method according to claim 1, wherein soaking is performed for a predetermined duration prior to delaminating. Original
The method according to claim 1, wherein soaking comprises soaking in water at a temperature of at least 30 °C. Original
The method according to claim 1, further comprising: prior to delaminating, transferring the template substrate and the graphene layer to a target substrate and bonding the graphene layer to the target substrate, wherein delaminating comprises releasing the graphene layer from the template substrate while keeping the graphene layer bonded to the target substrate. Original
The method according to claim 1, further comprising: forming a carrier layer on a second surface of the graphene layer facing away from the template substrate; and subsequent to releasing the graphene layer from the template substrate, transferring and bonding the graphene layer to a target substrate with a first surface of the graphene layer facing the target substrate. Original
The method according to claim 1, wherein delaminating includes submerging the template substrate and the graphene layer in a liquid and forming bubbles at an interface between the template substrate and the graphene layer. Original
The method according to claim 1, wherein delaminating includes submerging the template substrate and the graphene layer in a solution comprising an electrolyte and causing an electrolysis reaction. Original
The method according to claim 1, wherein delaminating includes subjecting the template substrate and the graphene layer to ultrasound. Original
The method according to claim 1, further comprising providing the graphene layer formed on the template substrate, wherein providing the graphene layer comprises growing on the template substrate. Original
The method according to claim 1, wherein the template substrate comprises a surface formed of one of a transition metal, an alloy of transition metals, a group III element or a group IV element. Original
The method according to claim 1, wherein the template substrate includes a growth layer on which the graphene layer is provided and a support layer on which the growth layer is arranged. Original
The method according to claim 1 $[[19]], further com prising: prior to delaminating, transferring the template substrate and the graphene layer to a target substrate and bonding the graphene layer to the target substrate, wherein delaminating comprises releasing the graphene layer f rom the template substrate while keeping the graphene layer bonded to the target substrate. Currently amended
The method according to claim ll[[10]], wherein the electrolysis reaction is caused by applying a voltage between two electrodes, wherein the template substrate serves as one of the electrodes. Currently amended
A method of preparing a graphene layer, the method comprising: providing a template substrate having formed thereon a graphene layer; soaking the graphene layer and the template substrate in water such that the water is intercalated between the template substrate and the graphene layer; and delaminating the graphen e layer f rom the template substrate. Currently amended
Canceled
Materials described outside the worked examples.
graphene layer
template substrate
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Voltage | 1–20 V | — |
Duration | ≥ 1 hour |
Patent
Atlas literature
Patent
US 10,369,775Patent 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 releasing a graphene layer formed on a template substrate, the method comprising: soaking the graphene layer and the template substrate in water such that water is intercalated between the template substrate and the graphene layer; and delaminating the graphene layer from the template substrate, thereby releasing the graphene layer. Original
The method according to claim 1, wherein soaking is performed for a predetermined duration prior to delaminating. Original
The method according to claim 1, wherein soaking comprises soaking in water at a temperature of at least 30 °C. Original
The method according to claim 1, further comprising: prior to delaminating, transferring the template substrate and the graphene layer to a target substrate and bonding the graphene layer to the target substrate, wherein delaminating comprises releasing the graphene layer from the template substrate while keeping the graphene layer bonded to the target substrate. Original
The method according to claim 1, further comprising: forming a carrier layer on a second surface of the graphene layer facing away from the template substrate; and subsequent to releasing the graphene layer from the template substrate, transferring and bonding the graphene layer to a target substrate with a first surface of the graphene layer facing the target substrate. Original
The method according to claim 1, wherein delaminating includes submerging the template substrate and the graphene layer in a liquid and forming bubbles at an interface between the template substrate and the graphene layer. Original
The method according to claim 1, wherein delaminating includes submerging the template substrate and the graphene layer in a solution comprising an electrolyte and causing an electrolysis reaction. Original
The method according to claim 1, wherein delaminating includes subjecting the template substrate and the graphene layer to ultrasound. Original
The method according to claim 1, further comprising providing the graphene layer formed on the template substrate, wherein providing the graphene layer comprises growing on the template substrate. Original
The method according to claim 1, wherein the template substrate comprises a surface formed of one of a transition metal, an alloy of transition metals, a group III element or a group IV element. Original
The method according to claim 1, wherein the template substrate includes a growth layer on which the graphene layer is provided and a support layer on which the growth layer is arranged. Original
The method according to claim 1 $[[19]], further com prising: prior to delaminating, transferring the template substrate and the graphene layer to a target substrate and bonding the graphene layer to the target substrate, wherein delaminating comprises releasing the graphene layer f rom the template substrate while keeping the graphene layer bonded to the target substrate. Currently amended
The method according to claim ll[[10]], wherein the electrolysis reaction is caused by applying a voltage between two electrodes, wherein the template substrate serves as one of the electrodes. Currently amended
A method of preparing a graphene layer, the method comprising: providing a template substrate having formed thereon a graphene layer; soaking the graphene layer and the template substrate in water such that the water is intercalated between the template substrate and the graphene layer; and delaminating the graphen e layer f rom the template substrate. Currently amended
Canceled
Materials described outside the worked examples.
graphene layer
template substrate
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Voltage | 1–20 V | — |
Duration | ≥ 1 hour |
Patent
Atlas literature
Patent
US 10,369,775Patent 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 releasing a graphene layer formed on a template substrate, the method comprising: soaking the graphene layer and the template substrate in water such that water is intercalated between the template substrate and the graphene layer; and delaminating the graphene layer from the template substrate, thereby releasing the graphene layer. Original
The method according to claim 1, wherein soaking is performed for a predetermined duration prior to delaminating. Original
The method according to claim 1, wherein soaking comprises soaking in water at a temperature of at least 30 °C. Original
The method according to claim 1, further comprising: prior to delaminating, transferring the template substrate and the graphene layer to a target substrate and bonding the graphene layer to the target substrate, wherein delaminating comprises releasing the graphene layer from the template substrate while keeping the graphene layer bonded to the target substrate. Original
The method according to claim 1, further comprising: forming a carrier layer on a second surface of the graphene layer facing away from the template substrate; and subsequent to releasing the graphene layer from the template substrate, transferring and bonding the graphene layer to a target substrate with a first surface of the graphene layer facing the target substrate. Original
The method according to claim 1, wherein delaminating includes submerging the template substrate and the graphene layer in a liquid and forming bubbles at an interface between the template substrate and the graphene layer. Original
The method according to claim 1, wherein delaminating includes submerging the template substrate and the graphene layer in a solution comprising an electrolyte and causing an electrolysis reaction. Original
The method according to claim 1, wherein delaminating includes subjecting the template substrate and the graphene layer to ultrasound. Original
The method according to claim 1, further comprising providing the graphene layer formed on the template substrate, wherein providing the graphene layer comprises growing on the template substrate. Original
The method according to claim 1, wherein the template substrate comprises a surface formed of one of a transition metal, an alloy of transition metals, a group III element or a group IV element. Original
The method according to claim 1, wherein the template substrate includes a growth layer on which the graphene layer is provided and a support layer on which the growth layer is arranged. Original
The method according to claim 1 $[[19]], further com prising: prior to delaminating, transferring the template substrate and the graphene layer to a target substrate and bonding the graphene layer to the target substrate, wherein delaminating comprises releasing the graphene layer f rom the template substrate while keeping the graphene layer bonded to the target substrate. Currently amended
The method according to claim ll[[10]], wherein the electrolysis reaction is caused by applying a voltage between two electrodes, wherein the template substrate serves as one of the electrodes. Currently amended
A method of preparing a graphene layer, the method comprising: providing a template substrate having formed thereon a graphene layer; soaking the graphene layer and the template substrate in water such that the water is intercalated between the template substrate and the graphene layer; and delaminating the graphen e layer f rom the template substrate. Currently amended
Canceled
Materials described outside the worked examples.
graphene layer
template substrate
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Voltage | 1–20 V | — |
Duration | ≥ 1 hour |
target substrate
self-assembled monolayer (SAM)
perfluorodecyltrichlorosilane (FDTS)
octadecyltrichlorosilane (ODTS)
hexamethyldisilazane (HMDS)
transition metal or alloy of transition metals or group III or group IV element
platinum
Pt
water
H₂O
graphene
| — |
Temperature | ≥ 30 °C | — |
Temperature | ≥ 50 °C | — |
Temperature | ≥ 80 °C | — |
target substrate
self-assembled monolayer (SAM)
perfluorodecyltrichlorosilane (FDTS)
octadecyltrichlorosilane (ODTS)
hexamethyldisilazane (HMDS)
transition metal or alloy of transition metals or group III or group IV element
platinum
Pt
water
H₂O
graphene
| — |
Temperature | ≥ 30 °C | — |
Temperature | ≥ 50 °C | — |
Temperature | ≥ 80 °C | — |
target substrate
self-assembled monolayer (SAM)
perfluorodecyltrichlorosilane (FDTS)
octadecyltrichlorosilane (ODTS)
hexamethyldisilazane (HMDS)
transition metal or alloy of transition metals or group III or group IV element
platinum
Pt
water
H₂O
graphene
| — |
Temperature | ≥ 30 °C | — |
Temperature | ≥ 50 °C | — |
Temperature | ≥ 80 °C | — |
target substrate
self-assembled monolayer (SAM)
perfluorodecyltrichlorosilane (FDTS)
octadecyltrichlorosilane (ODTS)
hexamethyldisilazane (HMDS)
transition metal or alloy of transition metals or group III or group IV element
platinum
Pt
water
H₂O
graphene
| — |
Temperature | ≥ 30 °C | — |
Temperature | ≥ 50 °C | — |
Temperature | ≥ 80 °C | — |