Patent
US 9,632,542TOUCH SCREENS COMPRISING GRAPHENE LAYERS
Angela W. Li
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 9,632,542Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1, a touch screen (100) comprises an electrically conductive layer (110) and one or more electrodes (not shown) 6 electrically connected to the conductive …
FIG. 2 illustrates a cross sectional view of a touch screen according to one implementation described herein. [0013]
FIG. 3, the substrate (140) is positioned between a conductive coating (130) and a graphene layer (120) of a conductive layer (110) of the touch screen (100). …
FIG. 4. However, other configurations are also possible. In some implementations, for example, an electrically insulating layer is not disposed between a …
FIG. 5. As illustrated in
FIG. 6. Further, the second copy of the conductive layer (110) that is used as the second conducive layer (112) can be rotated by 90 degrees. In this manner, …
FIG. 7. As illustrated in
FIG. 8. In some implementations, a protective layer is disposed on an electrically conductive layer after formation of a graphene layer described herein. In …
FIG. 9 illustrates a cross sectional view of a graphene layer comprising a graphene sheet disposed on a substrate according to one implementation described …
FIG. 10, an electrically conductive layer (110) can comprise a substrate (140) and a 13 graphene layer (120) disposed on a surface (141) of the substrate …
FIG. 11, an electrically conductive layer (110) can comprise a substrate (140) and a graphene layer (120) disposed on a surface (141) of the substrate (140). …
FIG. 12. As understood by those of ordinary skill in the art, other electrode configurations may also be used. In some implementations, one or more electrodes …
FIG. 13. In other implementations, a network, mesh, or grid of electrodes is provided and electrically connected to one or more electrically conductive layers …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A touch screen comprising: an electrically conductive layer; and one or more electrodes electrically connected to the electrically conductive layer, wherein the electrically conductive layer comprises a graphene layer, wherein the graphene layer is an exterior surface of the touch screen, and wherein the graphene layer comprises at least 95 atom percent graphene carbon.
The touch screen of claim 1, wherein the electrically conductive layer comprises an electrically conductive coating disposed on an electrically insulating substrate.
The touch screen of claim 1, wherein the electrically conductive layer comprises a conductive coating disposed between the graphene layer and a substrate.
The touch screen of claim 1, wherein the electrically conductive layer comprises a substrate positioned between a conductive coating and the graphene layer.
The touch screen of claim 1 further comprising: a second electrically conductive layer; and a spacer layer disposed between the first and second electrically conductive layers.
The touch screen of claim 1, wherein the graphene layer has an average thickness of up to 100 nm.
The touch screen of claim 1, wherein the graphene layer comprises a layer of graphene tubes.
canceled
canceled
The touch screen of 13, wherein the graphene tubes have a vertical or substantially vertical orientation.
An apparatus comprising a touch screen, the touch screen comprising: an electrically conductive layer; and one or more electrodes electrically connected to the electrically conductive layer, wherein the electrically conductive layer comprises a graphene layer, wherein the graphene layer is an exterior surface of the touch screen, and wherein the graphene layer comprises at least 95 atom percent graphene carbon.
A method of making a touch screen comprising: providing a substrate; disposing a graphene layer on a surface of the substrate to provide an electrically conductive layer comprising graphene; providing one or more electrodes; and electrically connecting the one or more electrodes to the electrically conductive layer, wherein the graphene layer is an exterior surface of the touch screen, and wherein the graphene layer comprises at least 95 atom percent graphene carbon.
The method of claim 17 further comprising: providing a second electrically conductive layer; providing a spacer layer; and separating the first and second electrically conductive layers with the spacer layer, the conductive layers being arranged in a stacked configuration.
4 canceled
Layer stacks claimed or described, ordered top of device to substrate.
touch screen with graphene exterior layer on substrate
touch screen with conductive coating between graphene layer and substrate
Materials described outside the worked examples.
graphene layer
graphene sheets (1 to 10 atomic layers)
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1, a touch screen (100) comprises an electrically conductive layer (110) and one or more electrodes (not shown) 6 electrically connected to the conductive …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
graphene layer average thickness (claimed upper bound) | ≤ 100 nm | graphene layer |
graphene carbon content (atom percent, minimum) | ≥ 95 atom percent |
Patent
Atlas literature
Patent
US 9,632,542Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1, a touch screen (100) comprises an electrically conductive layer (110) and one or more electrodes (not shown) 6 electrically connected to the conductive …
FIG. 2 illustrates a cross sectional view of a touch screen according to one implementation described herein. [0013]
FIG. 3, the substrate (140) is positioned between a conductive coating (130) and a graphene layer (120) of a conductive layer (110) of the touch screen (100). …
FIG. 4. However, other configurations are also possible. In some implementations, for example, an electrically insulating layer is not disposed between a …
FIG. 5. As illustrated in
FIG. 6. Further, the second copy of the conductive layer (110) that is used as the second conducive layer (112) can be rotated by 90 degrees. In this manner, …
FIG. 7. As illustrated in
FIG. 8. In some implementations, a protective layer is disposed on an electrically conductive layer after formation of a graphene layer described herein. In …
FIG. 9 illustrates a cross sectional view of a graphene layer comprising a graphene sheet disposed on a substrate according to one implementation described …
FIG. 10, an electrically conductive layer (110) can comprise a substrate (140) and a 13 graphene layer (120) disposed on a surface (141) of the substrate …
FIG. 11, an electrically conductive layer (110) can comprise a substrate (140) and a graphene layer (120) disposed on a surface (141) of the substrate (140). …
FIG. 12. As understood by those of ordinary skill in the art, other electrode configurations may also be used. In some implementations, one or more electrodes …
FIG. 13. In other implementations, a network, mesh, or grid of electrodes is provided and electrically connected to one or more electrically conductive layers …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A touch screen comprising: an electrically conductive layer; and one or more electrodes electrically connected to the electrically conductive layer, wherein the electrically conductive layer comprises a graphene layer, wherein the graphene layer is an exterior surface of the touch screen, and wherein the graphene layer comprises at least 95 atom percent graphene carbon.
The touch screen of claim 1, wherein the electrically conductive layer comprises an electrically conductive coating disposed on an electrically insulating substrate.
The touch screen of claim 1, wherein the electrically conductive layer comprises a conductive coating disposed between the graphene layer and a substrate.
The touch screen of claim 1, wherein the electrically conductive layer comprises a substrate positioned between a conductive coating and the graphene layer.
The touch screen of claim 1 further comprising: a second electrically conductive layer; and a spacer layer disposed between the first and second electrically conductive layers.
The touch screen of claim 1, wherein the graphene layer has an average thickness of up to 100 nm.
The touch screen of claim 1, wherein the graphene layer comprises a layer of graphene tubes.
canceled
canceled
The touch screen of 13, wherein the graphene tubes have a vertical or substantially vertical orientation.
An apparatus comprising a touch screen, the touch screen comprising: an electrically conductive layer; and one or more electrodes electrically connected to the electrically conductive layer, wherein the electrically conductive layer comprises a graphene layer, wherein the graphene layer is an exterior surface of the touch screen, and wherein the graphene layer comprises at least 95 atom percent graphene carbon.
A method of making a touch screen comprising: providing a substrate; disposing a graphene layer on a surface of the substrate to provide an electrically conductive layer comprising graphene; providing one or more electrodes; and electrically connecting the one or more electrodes to the electrically conductive layer, wherein the graphene layer is an exterior surface of the touch screen, and wherein the graphene layer comprises at least 95 atom percent graphene carbon.
The method of claim 17 further comprising: providing a second electrically conductive layer; providing a spacer layer; and separating the first and second electrically conductive layers with the spacer layer, the conductive layers being arranged in a stacked configuration.
4 canceled
Layer stacks claimed or described, ordered top of device to substrate.
touch screen with graphene exterior layer on substrate
touch screen with conductive coating between graphene layer and substrate
Materials described outside the worked examples.
graphene layer
graphene sheets (1 to 10 atomic layers)
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1, a touch screen (100) comprises an electrically conductive layer (110) and one or more electrodes (not shown) 6 electrically connected to the conductive …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
graphene layer average thickness (claimed upper bound) | ≤ 100 nm | graphene layer |
graphene carbon content (atom percent, minimum) | ≥ 95 atom percent |
Patent
Atlas literature
Patent
US 9,632,542Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1, a touch screen (100) comprises an electrically conductive layer (110) and one or more electrodes (not shown) 6 electrically connected to the conductive …
FIG. 2 illustrates a cross sectional view of a touch screen according to one implementation described herein. [0013]
FIG. 3, the substrate (140) is positioned between a conductive coating (130) and a graphene layer (120) of a conductive layer (110) of the touch screen (100). …
FIG. 4. However, other configurations are also possible. In some implementations, for example, an electrically insulating layer is not disposed between a …
FIG. 5. As illustrated in
FIG. 6. Further, the second copy of the conductive layer (110) that is used as the second conducive layer (112) can be rotated by 90 degrees. In this manner, …
FIG. 7. As illustrated in
FIG. 8. In some implementations, a protective layer is disposed on an electrically conductive layer after formation of a graphene layer described herein. In …
FIG. 9 illustrates a cross sectional view of a graphene layer comprising a graphene sheet disposed on a substrate according to one implementation described …
FIG. 10, an electrically conductive layer (110) can comprise a substrate (140) and a 13 graphene layer (120) disposed on a surface (141) of the substrate …
FIG. 11, an electrically conductive layer (110) can comprise a substrate (140) and a graphene layer (120) disposed on a surface (141) of the substrate (140). …
FIG. 12. As understood by those of ordinary skill in the art, other electrode configurations may also be used. In some implementations, one or more electrodes …
FIG. 13. In other implementations, a network, mesh, or grid of electrodes is provided and electrically connected to one or more electrically conductive layers …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A touch screen comprising: an electrically conductive layer; and one or more electrodes electrically connected to the electrically conductive layer, wherein the electrically conductive layer comprises a graphene layer, wherein the graphene layer is an exterior surface of the touch screen, and wherein the graphene layer comprises at least 95 atom percent graphene carbon.
The touch screen of claim 1, wherein the electrically conductive layer comprises an electrically conductive coating disposed on an electrically insulating substrate.
The touch screen of claim 1, wherein the electrically conductive layer comprises a conductive coating disposed between the graphene layer and a substrate.
The touch screen of claim 1, wherein the electrically conductive layer comprises a substrate positioned between a conductive coating and the graphene layer.
The touch screen of claim 1 further comprising: a second electrically conductive layer; and a spacer layer disposed between the first and second electrically conductive layers.
The touch screen of claim 1, wherein the graphene layer has an average thickness of up to 100 nm.
The touch screen of claim 1, wherein the graphene layer comprises a layer of graphene tubes.
canceled
canceled
The touch screen of 13, wherein the graphene tubes have a vertical or substantially vertical orientation.
An apparatus comprising a touch screen, the touch screen comprising: an electrically conductive layer; and one or more electrodes electrically connected to the electrically conductive layer, wherein the electrically conductive layer comprises a graphene layer, wherein the graphene layer is an exterior surface of the touch screen, and wherein the graphene layer comprises at least 95 atom percent graphene carbon.
A method of making a touch screen comprising: providing a substrate; disposing a graphene layer on a surface of the substrate to provide an electrically conductive layer comprising graphene; providing one or more electrodes; and electrically connecting the one or more electrodes to the electrically conductive layer, wherein the graphene layer is an exterior surface of the touch screen, and wherein the graphene layer comprises at least 95 atom percent graphene carbon.
The method of claim 17 further comprising: providing a second electrically conductive layer; providing a spacer layer; and separating the first and second electrically conductive layers with the spacer layer, the conductive layers being arranged in a stacked configuration.
4 canceled
Layer stacks claimed or described, ordered top of device to substrate.
touch screen with graphene exterior layer on substrate
touch screen with conductive coating between graphene layer and substrate
Materials described outside the worked examples.
graphene layer
graphene sheets (1 to 10 atomic layers)
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1, a touch screen (100) comprises an electrically conductive layer (110) and one or more electrodes (not shown) 6 electrically connected to the conductive …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
graphene layer average thickness (claimed upper bound) | ≤ 100 nm | graphene layer |
graphene carbon content (atom percent, minimum) | ≥ 95 atom percent |
Patent
Atlas literature
Patent
US 9,632,542Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1, a touch screen (100) comprises an electrically conductive layer (110) and one or more electrodes (not shown) 6 electrically connected to the conductive …
FIG. 2 illustrates a cross sectional view of a touch screen according to one implementation described herein. [0013]
FIG. 3, the substrate (140) is positioned between a conductive coating (130) and a graphene layer (120) of a conductive layer (110) of the touch screen (100). …
FIG. 4. However, other configurations are also possible. In some implementations, for example, an electrically insulating layer is not disposed between a …
FIG. 5. As illustrated in
FIG. 6. Further, the second copy of the conductive layer (110) that is used as the second conducive layer (112) can be rotated by 90 degrees. In this manner, …
FIG. 7. As illustrated in
FIG. 8. In some implementations, a protective layer is disposed on an electrically conductive layer after formation of a graphene layer described herein. In …
FIG. 9 illustrates a cross sectional view of a graphene layer comprising a graphene sheet disposed on a substrate according to one implementation described …
FIG. 10, an electrically conductive layer (110) can comprise a substrate (140) and a 13 graphene layer (120) disposed on a surface (141) of the substrate …
FIG. 11, an electrically conductive layer (110) can comprise a substrate (140) and a graphene layer (120) disposed on a surface (141) of the substrate (140). …
FIG. 12. As understood by those of ordinary skill in the art, other electrode configurations may also be used. In some implementations, one or more electrodes …
FIG. 13. In other implementations, a network, mesh, or grid of electrodes is provided and electrically connected to one or more electrically conductive layers …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A touch screen comprising: an electrically conductive layer; and one or more electrodes electrically connected to the electrically conductive layer, wherein the electrically conductive layer comprises a graphene layer, wherein the graphene layer is an exterior surface of the touch screen, and wherein the graphene layer comprises at least 95 atom percent graphene carbon.
The touch screen of claim 1, wherein the electrically conductive layer comprises an electrically conductive coating disposed on an electrically insulating substrate.
The touch screen of claim 1, wherein the electrically conductive layer comprises a conductive coating disposed between the graphene layer and a substrate.
The touch screen of claim 1, wherein the electrically conductive layer comprises a substrate positioned between a conductive coating and the graphene layer.
The touch screen of claim 1 further comprising: a second electrically conductive layer; and a spacer layer disposed between the first and second electrically conductive layers.
The touch screen of claim 1, wherein the graphene layer has an average thickness of up to 100 nm.
The touch screen of claim 1, wherein the graphene layer comprises a layer of graphene tubes.
canceled
canceled
The touch screen of 13, wherein the graphene tubes have a vertical or substantially vertical orientation.
An apparatus comprising a touch screen, the touch screen comprising: an electrically conductive layer; and one or more electrodes electrically connected to the electrically conductive layer, wherein the electrically conductive layer comprises a graphene layer, wherein the graphene layer is an exterior surface of the touch screen, and wherein the graphene layer comprises at least 95 atom percent graphene carbon.
A method of making a touch screen comprising: providing a substrate; disposing a graphene layer on a surface of the substrate to provide an electrically conductive layer comprising graphene; providing one or more electrodes; and electrically connecting the one or more electrodes to the electrically conductive layer, wherein the graphene layer is an exterior surface of the touch screen, and wherein the graphene layer comprises at least 95 atom percent graphene carbon.
The method of claim 17 further comprising: providing a second electrically conductive layer; providing a spacer layer; and separating the first and second electrically conductive layers with the spacer layer, the conductive layers being arranged in a stacked configuration.
4 canceled
Layer stacks claimed or described, ordered top of device to substrate.
touch screen with graphene exterior layer on substrate
touch screen with conductive coating between graphene layer and substrate
Materials described outside the worked examples.
graphene layer
graphene sheets (1 to 10 atomic layers)
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1, a touch screen (100) comprises an electrically conductive layer (110) and one or more electrodes (not shown) 6 electrically connected to the conductive …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
graphene layer average thickness (claimed upper bound) | ≤ 100 nm | graphene layer |
graphene carbon content (atom percent, minimum) | ≥ 95 atom percent |
touch screen with substrate between conductive coating and graphene layer
two-layer touch screen with spacer between first and second conductive layers
graphene tubes
indium tin oxide (ITO)
FIG. 3, the substrate (140) is positioned between a conductive coating (130) and a graphene layer (120) of a conductive layer (110) of the touch screen (100). …
FIG. 4. However, other configurations are also possible. In some implementations, for example, an electrically insulating layer is not disposed between a …
FIG. 6. Further, the second copy of the conductive layer (110) that is used as the second conducive layer (112) can be rotated by 90 degrees. In this manner, …
FIG. 8. In some implementations, a protective layer is disposed on an electrically conductive layer after formation of a graphene layer described herein. In …
FIG. 9 illustrates a cross sectional view of a graphene layer comprising a graphene sheet disposed on a substrate according to one implementation described …
FIG. 10, an electrically conductive layer (110) can comprise a substrate (140) and a 13 graphene layer (120) disposed on a surface (141) of the substrate …
FIG. 11, an electrically conductive layer (110) can comprise a substrate (140) and a graphene layer (120) disposed on a surface (141) of the substrate (140). …
FIG. 12. As understood by those of ordinary skill in the art, other electrode configurations may also be used. In some implementations, one or more electrodes …
FIG. 13. In other implementations, a network, mesh, or grid of electrodes is provided and electrically connected to one or more electrically conductive layers …
graphene layer |
Thickness | 1–200 nm | — |
Thickness | 1–150 nm | — |
Thickness | 5–100 nm | — |
Thickness | 5–75 nm | — |
Thickness | 15–60 nm | — |
Thickness | 20–30 nm | — |
Thickness | 45–55 nm | — |
Thickness | 1–1000000 nm | — |
Thickness | 100–500 nm | — |
Thickness | 1–5 mm | — |
Thickness | 200–800 nm | — |
Thickness | 100–1000000 nm | — |
Thickness | 350–750 nm | — |
Thickness | 220–350 nm | — |
Temperature | 600–800 °C | — |
Thickness | 5–200 nm | — |
Thickness | 10–100 nm | — |
Thickness | 1–20 nm | — |
Thickness | 1–10 nm | — |
Thickness | ≤ 300 nm | — |
Thickness | ≤ 1 nm | — |
Thickness | ≤ 10 nm | — |
Thickness | ≥ 1 nm | — |
Thickness | ≥ 1 mm | — |
Thickness | ≥ 1 cm | — |
touch screen with substrate between conductive coating and graphene layer
two-layer touch screen with spacer between first and second conductive layers
graphene tubes
indium tin oxide (ITO)
FIG. 3, the substrate (140) is positioned between a conductive coating (130) and a graphene layer (120) of a conductive layer (110) of the touch screen (100). …
FIG. 4. However, other configurations are also possible. In some implementations, for example, an electrically insulating layer is not disposed between a …
FIG. 6. Further, the second copy of the conductive layer (110) that is used as the second conducive layer (112) can be rotated by 90 degrees. In this manner, …
FIG. 8. In some implementations, a protective layer is disposed on an electrically conductive layer after formation of a graphene layer described herein. In …
FIG. 9 illustrates a cross sectional view of a graphene layer comprising a graphene sheet disposed on a substrate according to one implementation described …
FIG. 10, an electrically conductive layer (110) can comprise a substrate (140) and a 13 graphene layer (120) disposed on a surface (141) of the substrate …
FIG. 11, an electrically conductive layer (110) can comprise a substrate (140) and a graphene layer (120) disposed on a surface (141) of the substrate (140). …
FIG. 12. As understood by those of ordinary skill in the art, other electrode configurations may also be used. In some implementations, one or more electrodes …
FIG. 13. In other implementations, a network, mesh, or grid of electrodes is provided and electrically connected to one or more electrically conductive layers …
graphene layer |
Thickness | 1–200 nm | — |
Thickness | 1–150 nm | — |
Thickness | 5–100 nm | — |
Thickness | 5–75 nm | — |
Thickness | 15–60 nm | — |
Thickness | 20–30 nm | — |
Thickness | 45–55 nm | — |
Thickness | 1–1000000 nm | — |
Thickness | 100–500 nm | — |
Thickness | 1–5 mm | — |
Thickness | 200–800 nm | — |
Thickness | 100–1000000 nm | — |
Thickness | 350–750 nm | — |
Thickness | 220–350 nm | — |
Temperature | 600–800 °C | — |
Thickness | 5–200 nm | — |
Thickness | 10–100 nm | — |
Thickness | 1–20 nm | — |
Thickness | 1–10 nm | — |
Thickness | ≤ 300 nm | — |
Thickness | ≤ 1 nm | — |
Thickness | ≤ 10 nm | — |
Thickness | ≥ 1 nm | — |
Thickness | ≥ 1 mm | — |
Thickness | ≥ 1 cm | — |
touch screen with substrate between conductive coating and graphene layer
two-layer touch screen with spacer between first and second conductive layers
graphene tubes
indium tin oxide (ITO)
FIG. 3, the substrate (140) is positioned between a conductive coating (130) and a graphene layer (120) of a conductive layer (110) of the touch screen (100). …
FIG. 4. However, other configurations are also possible. In some implementations, for example, an electrically insulating layer is not disposed between a …
FIG. 6. Further, the second copy of the conductive layer (110) that is used as the second conducive layer (112) can be rotated by 90 degrees. In this manner, …
FIG. 8. In some implementations, a protective layer is disposed on an electrically conductive layer after formation of a graphene layer described herein. In …
FIG. 9 illustrates a cross sectional view of a graphene layer comprising a graphene sheet disposed on a substrate according to one implementation described …
FIG. 10, an electrically conductive layer (110) can comprise a substrate (140) and a 13 graphene layer (120) disposed on a surface (141) of the substrate …
FIG. 11, an electrically conductive layer (110) can comprise a substrate (140) and a graphene layer (120) disposed on a surface (141) of the substrate (140). …
FIG. 12. As understood by those of ordinary skill in the art, other electrode configurations may also be used. In some implementations, one or more electrodes …
FIG. 13. In other implementations, a network, mesh, or grid of electrodes is provided and electrically connected to one or more electrically conductive layers …
graphene layer |
Thickness | 1–200 nm | — |
Thickness | 1–150 nm | — |
Thickness | 5–100 nm | — |
Thickness | 5–75 nm | — |
Thickness | 15–60 nm | — |
Thickness | 20–30 nm | — |
Thickness | 45–55 nm | — |
Thickness | 1–1000000 nm | — |
Thickness | 100–500 nm | — |
Thickness | 1–5 mm | — |
Thickness | 200–800 nm | — |
Thickness | 100–1000000 nm | — |
Thickness | 350–750 nm | — |
Thickness | 220–350 nm | — |
Temperature | 600–800 °C | — |
Thickness | 5–200 nm | — |
Thickness | 10–100 nm | — |
Thickness | 1–20 nm | — |
Thickness | 1–10 nm | — |
Thickness | ≤ 300 nm | — |
Thickness | ≤ 1 nm | — |
Thickness | ≤ 10 nm | — |
Thickness | ≥ 1 nm | — |
Thickness | ≥ 1 mm | — |
Thickness | ≥ 1 cm | — |
touch screen with substrate between conductive coating and graphene layer
two-layer touch screen with spacer between first and second conductive layers
graphene tubes
indium tin oxide (ITO)
FIG. 3, the substrate (140) is positioned between a conductive coating (130) and a graphene layer (120) of a conductive layer (110) of the touch screen (100). …
FIG. 4. However, other configurations are also possible. In some implementations, for example, an electrically insulating layer is not disposed between a …
FIG. 6. Further, the second copy of the conductive layer (110) that is used as the second conducive layer (112) can be rotated by 90 degrees. In this manner, …
FIG. 8. In some implementations, a protective layer is disposed on an electrically conductive layer after formation of a graphene layer described herein. In …
FIG. 9 illustrates a cross sectional view of a graphene layer comprising a graphene sheet disposed on a substrate according to one implementation described …
FIG. 10, an electrically conductive layer (110) can comprise a substrate (140) and a 13 graphene layer (120) disposed on a surface (141) of the substrate …
FIG. 11, an electrically conductive layer (110) can comprise a substrate (140) and a graphene layer (120) disposed on a surface (141) of the substrate (140). …
FIG. 12. As understood by those of ordinary skill in the art, other electrode configurations may also be used. In some implementations, one or more electrodes …
FIG. 13. In other implementations, a network, mesh, or grid of electrodes is provided and electrically connected to one or more electrically conductive layers …
graphene layer |
Thickness | 1–200 nm | — |
Thickness | 1–150 nm | — |
Thickness | 5–100 nm | — |
Thickness | 5–75 nm | — |
Thickness | 15–60 nm | — |
Thickness | 20–30 nm | — |
Thickness | 45–55 nm | — |
Thickness | 1–1000000 nm | — |
Thickness | 100–500 nm | — |
Thickness | 1–5 mm | — |
Thickness | 200–800 nm | — |
Thickness | 100–1000000 nm | — |
Thickness | 350–750 nm | — |
Thickness | 220–350 nm | — |
Temperature | 600–800 °C | — |
Thickness | 5–200 nm | — |
Thickness | 10–100 nm | — |
Thickness | 1–20 nm | — |
Thickness | 1–10 nm | — |
Thickness | ≤ 300 nm | — |
Thickness | ≤ 1 nm | — |
Thickness | ≤ 10 nm | — |
Thickness | ≥ 1 nm | — |
Thickness | ≥ 1 mm | — |
Thickness | ≥ 1 cm | — |