Patent
US 10,177,261TRANSPARENT ELECTRODE COMPRISING DOPED GRAPHENE, PROCESS OF PREPARING THE SAME, AND DISPLAY DEVICE AND SOLAR CELL COMPRISING THE ELECTRODE
Seon-mi Yoon
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 10,177,261Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a schematic diagram of a dye-sensitized solar cell according to example embodiments; [0014]
FIG. 2 shows optical photographs of the surface of transparent electrodes prepared in Examples 1 and 4 and a graph illustrating results of an XPS spectrum of …
FIG. 3 is a graph illustrating results of an XPS spectrum of a transparent electrode prepared in Example 4; and [0016]
FIG. 4 is a graph illustrating sheet resistance variation of a transparent electrode prepared in Example 4 with respect to the number of times bending is …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A transparent electrode comprising graphene on at least one surface of a transparent substrate, the graphene doped with a p-dopant, wherein the p-dopant is an acid having a molecular weight of about 120 or more, wherein a transmittance variation rate of the doped graphene from before and after the graphene is doped with the p-dopant is about 0.5% or less, wherein the acid is an inorganic acid or an organic acid, wherein the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, pro p ionic acid-based organic acid, acetic acid-based organic acid, citric-based organic acid and trifluoroacetate-based organic acid, wherein the inorganic acid includes at least one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perchlorate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, silver-based inorganic acid, and tellurium- based inorganic acid, and wherein the silver-based inorganic acid includes at least one of silver bis(trifluoromethane sulfoni m ide), silver sulfate, silver thiocyanate, silver hexafluorophosphate, silver hexafluoroantimonate, silver hexafluoroarcenate, silver cyanide, silver tetrafluoroborate, and silver perchlorate. Currently amended
The transparent electrode of claim 1, wherein the acid is the inorganic acid, and carbon atoms contained in the inorganic acid are saturated carbon atoms bonded to each other by single bonds. Currently amended
The transparent electrode of claim 1, wherein the one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perch l orate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, and tellurium-based inorganic acid includes at least one of scandium (III) triflate, trifluoromethane sulfonic acid anhydride, bis(trifluoromethane)sulfo n imide, bis(trifluoromethane)sulfonimide lithium, bis(pentafluoroethylsulfonyl)imide, nitrosyl bis(trifluoromethane)sulfonimide, trifluoromethanesulfona m ide, 2,2,2- trich l oroethoxysulfonamide, nitrosyl tetrafluoroborate, nitronium tetrafluoroborate, potassium hexafluorophosphate, hexafluorophosphoric acid, lithium hexafluorophosphate, fluoroantimonate, nitronium hexafluoroantimonate, nitrosodium hexafluoroantimonate, potassium hexa f luoroantimonate, fluorosulfuric acid-antimony pentafluoride, teflic acid, and telluric acid. Previously presented
The transparent electrode of claim 1, wherein the acid is the organic acid, and carbon atoms contained in the organic acid are bonded to each other by single bonds. Currently amended
The transparent electrode of claim 1, wherein the acid is the organic acid, and the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, propionic acid-based organic acid, acetic acid-based organic acid, citric acid-based organic acid and trifluoroacetate-based organic acid. Currently amended
The transparent electrode of claim 1, wherein the acid is the organic acid, and the organic acid includes at least one of oxalyl chloride, oxalyl bromide, silver lactate, silver pentafluoropionate, methyl ch l orooxoacetate, ethyl chlorooxoacetate, citric acid, lithium citrate, potassium citrate, zinc citrate, cesium trifluoroacetate, ethyl trifluoroacetate, trifluoroacetate anhydride, and silver trifluoroacetate. Currently amended
The transparent electrode of claim 1, wherein the acid is the inorganic acid, and the inorganic acid comprises a metal ion having d-orbitals filled with electrons. Currently amended
The transparent electrode of claim 1, wherein the molecular weight of the acid is in a range of about 120 to 400. Original
The transparent electrode of claim 1, wherein the graphene is treated with an acid different from the p-dopant. Original
The transparent electrode of claim 1, wherein light transmittance of the graphene doped with the p-dopant is about 75% or greater. Original
The transparent electrode of claim 1, wherein a sheet resistance variation rate after 14 days from the doping of the graphene with the p- dopant is about 20% or less. Original
The transparent electrode of claim 1, wherein the doped graphene has a sheet resistance reduction rate of about 20% or less, and wherein the sheet resistance reduction rate is calculated by using the following equation: Sheet resistance reduction rate (%) = absolute value of {(sheet resistance of graphene right after the graphene is doped with the p-dopant-sheet resistance of graphene before the graphene is doped with the p-dopant)/100}. Original
The transparent electrode of claim 1, wherein an amount of the p-dopant remains on the surface of the graphene. Original
The transparent electrode of claim 1, wherein the p-dopant not doped into the graphene forms a surface coating layer on the surface of the transparent substrate. Original
The transparent electrode of claim 1, wherein the graphene is composed of 1 to 10 stacked layers. Original
The transparent electrode of claim 1, wherein the graphene is composed of 2 to 10 stacked layers, and the p-dopant is between the graphene layers. Original
The transparent electrode of claim 1, wherein sheet resistance of the graphene doped with the p-dopant is about 500 G/sq. or less. Original
The transparent electrode of claim 1, wherein the graphene is formed as a monolayer having a size of 1 cm X 1 cm, and the amount of the p-dopant (in the graphene mono-layer is in a range of about 0.000025 to 0.0175 mmol. Original
The transparent electrode of claim 1, wherein the transparent electrode is formed of a flexible material. Original
A solar cell comprising the transparent electrode according to claim 1. Original
A display device comprising the transparent electrode according to claim 1. Original
The transparent electrode of claim 1, wherein d-orbitals filled with electrons. *** END CLAIM silver bis(trifluoromethane sul f onimide), hexafluorophosphate, silver hexafluoroantimonate, silver tetrafluoroborate, and silver perch l orate. Currently the organic acid comprises a metal ion having LISTING *** Previously presented
. Canceled
. Canceled
. Canceled
(Withdrawn-Currently Amended) A process of preparing a transparent electrode, the process comprising: forming a transparent electrode by transferring graphene onto a transparent substrate; and doping the graphene with a p-dopant solution to obtain doped graphene, wherein the p-dopant solution is an acid having a molecular weight of about 120 or greater, and wherein a transmittance variation rate of the graphene from before and after the graphene is doped with the p-dopant solution is about 0.5% or less, ' wherein the acid is an inorganic acid or an organic acid, wherein the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, propionic acid-based organic acid, acetic a ci d-based organic acid, citric acid-based organic acid and trifluoroacetate-based organic acid, wherein the inorganic acid includes at least one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perch l orate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, silver-based inorganic acid, and tellurium- based inorganic acid, and wherein the silver-based inorganic acid includes at least one of silver bis(trifluoromethane sulfonimide), silver sulfate, silver thiocyanate, silver hexafluorophosphate, silver hexafluoroantimonate, silver hexafluoroarcenate, silver cyanide, silver tetrafluoroborate, and silver perch l orate. Currently amended
The process of claim 25, wherein the graphene is formed as mono-layers, and a concentration of the p-dopant solution is in a range of about 0.001 to 0.1 M per graphene mono-layer. Withdrawn
The process of claim 25, wherein the graphene is formed as mono-layers, and a concentration of the p-dopant solution is in a range of about 0.005 to 0.05 M per graphene mono-layer. Withdrawn
The process of claim 25, wherein the graphene is formed as mono-layers, and an amount of the p-dopant solution is in a range of about 0.025 ml to 0.175 ml per graphene mono-layer having a size of 1 cm X 1 cm. Withdrawn
The process of claim 25, after the forming the transparent electrode and before the doping the graphene, further comprising: acid-treating the transparent electrode including the graphene. Withdrawn
(Withdrawn-Currently Amended) A thin film comprising graphene on at least one surface of a transparent substrate, the graphene doped with a p-dopant, wherein the p-dopant is an acid having a molecular weight of about 120 or greater, and wherein a transmittance variation rate of the graphene from before and after the graphene is doped with the p-dopant is about 0.5% or less, wherein the acid is an inorganic acid or an organic acid, wherein the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, propionic acid-based organic acid, acetic acid-based organic acid, citric acid-based organic acid and trifluoroacetate-based organic acid, wherein the inorganic acid includes at least one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perchlorate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, silver-based inorganic acid, and tellurium- based inorganic acid, and wherein the silver-based inorganic acid includes at least one of silver sulfate, silver thiocyanate, silver hexafluoroarcenate, silver cyanide, silver amended
Layer stacks claimed or described, ordered top of device to substrate.
transparent electrode
solar cell
display device
thin film
Materials described outside the worked examples.
graphene
organic acid p-dopant
inorganic acid p-dopant
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2 shows optical photographs of the surface of transparent electrodes prepared in Examples 1 and 4 and a graph illustrating results of an XPS spectrum of …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
transmittance variation rate after doping | — | graphene |
light transmittance of doped graphene | — |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,177,261Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a schematic diagram of a dye-sensitized solar cell according to example embodiments; [0014]
FIG. 2 shows optical photographs of the surface of transparent electrodes prepared in Examples 1 and 4 and a graph illustrating results of an XPS spectrum of …
FIG. 3 is a graph illustrating results of an XPS spectrum of a transparent electrode prepared in Example 4; and [0016]
FIG. 4 is a graph illustrating sheet resistance variation of a transparent electrode prepared in Example 4 with respect to the number of times bending is …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A transparent electrode comprising graphene on at least one surface of a transparent substrate, the graphene doped with a p-dopant, wherein the p-dopant is an acid having a molecular weight of about 120 or more, wherein a transmittance variation rate of the doped graphene from before and after the graphene is doped with the p-dopant is about 0.5% or less, wherein the acid is an inorganic acid or an organic acid, wherein the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, pro p ionic acid-based organic acid, acetic acid-based organic acid, citric-based organic acid and trifluoroacetate-based organic acid, wherein the inorganic acid includes at least one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perchlorate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, silver-based inorganic acid, and tellurium- based inorganic acid, and wherein the silver-based inorganic acid includes at least one of silver bis(trifluoromethane sulfoni m ide), silver sulfate, silver thiocyanate, silver hexafluorophosphate, silver hexafluoroantimonate, silver hexafluoroarcenate, silver cyanide, silver tetrafluoroborate, and silver perchlorate. Currently amended
The transparent electrode of claim 1, wherein the acid is the inorganic acid, and carbon atoms contained in the inorganic acid are saturated carbon atoms bonded to each other by single bonds. Currently amended
The transparent electrode of claim 1, wherein the one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perch l orate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, and tellurium-based inorganic acid includes at least one of scandium (III) triflate, trifluoromethane sulfonic acid anhydride, bis(trifluoromethane)sulfo n imide, bis(trifluoromethane)sulfonimide lithium, bis(pentafluoroethylsulfonyl)imide, nitrosyl bis(trifluoromethane)sulfonimide, trifluoromethanesulfona m ide, 2,2,2- trich l oroethoxysulfonamide, nitrosyl tetrafluoroborate, nitronium tetrafluoroborate, potassium hexafluorophosphate, hexafluorophosphoric acid, lithium hexafluorophosphate, fluoroantimonate, nitronium hexafluoroantimonate, nitrosodium hexafluoroantimonate, potassium hexa f luoroantimonate, fluorosulfuric acid-antimony pentafluoride, teflic acid, and telluric acid. Previously presented
The transparent electrode of claim 1, wherein the acid is the organic acid, and carbon atoms contained in the organic acid are bonded to each other by single bonds. Currently amended
The transparent electrode of claim 1, wherein the acid is the organic acid, and the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, propionic acid-based organic acid, acetic acid-based organic acid, citric acid-based organic acid and trifluoroacetate-based organic acid. Currently amended
The transparent electrode of claim 1, wherein the acid is the organic acid, and the organic acid includes at least one of oxalyl chloride, oxalyl bromide, silver lactate, silver pentafluoropionate, methyl ch l orooxoacetate, ethyl chlorooxoacetate, citric acid, lithium citrate, potassium citrate, zinc citrate, cesium trifluoroacetate, ethyl trifluoroacetate, trifluoroacetate anhydride, and silver trifluoroacetate. Currently amended
The transparent electrode of claim 1, wherein the acid is the inorganic acid, and the inorganic acid comprises a metal ion having d-orbitals filled with electrons. Currently amended
The transparent electrode of claim 1, wherein the molecular weight of the acid is in a range of about 120 to 400. Original
The transparent electrode of claim 1, wherein the graphene is treated with an acid different from the p-dopant. Original
The transparent electrode of claim 1, wherein light transmittance of the graphene doped with the p-dopant is about 75% or greater. Original
The transparent electrode of claim 1, wherein a sheet resistance variation rate after 14 days from the doping of the graphene with the p- dopant is about 20% or less. Original
The transparent electrode of claim 1, wherein the doped graphene has a sheet resistance reduction rate of about 20% or less, and wherein the sheet resistance reduction rate is calculated by using the following equation: Sheet resistance reduction rate (%) = absolute value of {(sheet resistance of graphene right after the graphene is doped with the p-dopant-sheet resistance of graphene before the graphene is doped with the p-dopant)/100}. Original
The transparent electrode of claim 1, wherein an amount of the p-dopant remains on the surface of the graphene. Original
The transparent electrode of claim 1, wherein the p-dopant not doped into the graphene forms a surface coating layer on the surface of the transparent substrate. Original
The transparent electrode of claim 1, wherein the graphene is composed of 1 to 10 stacked layers. Original
The transparent electrode of claim 1, wherein the graphene is composed of 2 to 10 stacked layers, and the p-dopant is between the graphene layers. Original
The transparent electrode of claim 1, wherein sheet resistance of the graphene doped with the p-dopant is about 500 G/sq. or less. Original
The transparent electrode of claim 1, wherein the graphene is formed as a monolayer having a size of 1 cm X 1 cm, and the amount of the p-dopant (in the graphene mono-layer is in a range of about 0.000025 to 0.0175 mmol. Original
The transparent electrode of claim 1, wherein the transparent electrode is formed of a flexible material. Original
A solar cell comprising the transparent electrode according to claim 1. Original
A display device comprising the transparent electrode according to claim 1. Original
The transparent electrode of claim 1, wherein d-orbitals filled with electrons. *** END CLAIM silver bis(trifluoromethane sul f onimide), hexafluorophosphate, silver hexafluoroantimonate, silver tetrafluoroborate, and silver perch l orate. Currently the organic acid comprises a metal ion having LISTING *** Previously presented
. Canceled
. Canceled
. Canceled
(Withdrawn-Currently Amended) A process of preparing a transparent electrode, the process comprising: forming a transparent electrode by transferring graphene onto a transparent substrate; and doping the graphene with a p-dopant solution to obtain doped graphene, wherein the p-dopant solution is an acid having a molecular weight of about 120 or greater, and wherein a transmittance variation rate of the graphene from before and after the graphene is doped with the p-dopant solution is about 0.5% or less, ' wherein the acid is an inorganic acid or an organic acid, wherein the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, propionic acid-based organic acid, acetic a ci d-based organic acid, citric acid-based organic acid and trifluoroacetate-based organic acid, wherein the inorganic acid includes at least one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perch l orate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, silver-based inorganic acid, and tellurium- based inorganic acid, and wherein the silver-based inorganic acid includes at least one of silver bis(trifluoromethane sulfonimide), silver sulfate, silver thiocyanate, silver hexafluorophosphate, silver hexafluoroantimonate, silver hexafluoroarcenate, silver cyanide, silver tetrafluoroborate, and silver perch l orate. Currently amended
The process of claim 25, wherein the graphene is formed as mono-layers, and a concentration of the p-dopant solution is in a range of about 0.001 to 0.1 M per graphene mono-layer. Withdrawn
The process of claim 25, wherein the graphene is formed as mono-layers, and a concentration of the p-dopant solution is in a range of about 0.005 to 0.05 M per graphene mono-layer. Withdrawn
The process of claim 25, wherein the graphene is formed as mono-layers, and an amount of the p-dopant solution is in a range of about 0.025 ml to 0.175 ml per graphene mono-layer having a size of 1 cm X 1 cm. Withdrawn
The process of claim 25, after the forming the transparent electrode and before the doping the graphene, further comprising: acid-treating the transparent electrode including the graphene. Withdrawn
(Withdrawn-Currently Amended) A thin film comprising graphene on at least one surface of a transparent substrate, the graphene doped with a p-dopant, wherein the p-dopant is an acid having a molecular weight of about 120 or greater, and wherein a transmittance variation rate of the graphene from before and after the graphene is doped with the p-dopant is about 0.5% or less, wherein the acid is an inorganic acid or an organic acid, wherein the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, propionic acid-based organic acid, acetic acid-based organic acid, citric acid-based organic acid and trifluoroacetate-based organic acid, wherein the inorganic acid includes at least one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perchlorate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, silver-based inorganic acid, and tellurium- based inorganic acid, and wherein the silver-based inorganic acid includes at least one of silver sulfate, silver thiocyanate, silver hexafluoroarcenate, silver cyanide, silver amended
Layer stacks claimed or described, ordered top of device to substrate.
transparent electrode
solar cell
display device
thin film
Materials described outside the worked examples.
graphene
organic acid p-dopant
inorganic acid p-dopant
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2 shows optical photographs of the surface of transparent electrodes prepared in Examples 1 and 4 and a graph illustrating results of an XPS spectrum of …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
transmittance variation rate after doping | — | graphene |
light transmittance of doped graphene | — |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,177,261Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a schematic diagram of a dye-sensitized solar cell according to example embodiments; [0014]
FIG. 2 shows optical photographs of the surface of transparent electrodes prepared in Examples 1 and 4 and a graph illustrating results of an XPS spectrum of …
FIG. 3 is a graph illustrating results of an XPS spectrum of a transparent electrode prepared in Example 4; and [0016]
FIG. 4 is a graph illustrating sheet resistance variation of a transparent electrode prepared in Example 4 with respect to the number of times bending is …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A transparent electrode comprising graphene on at least one surface of a transparent substrate, the graphene doped with a p-dopant, wherein the p-dopant is an acid having a molecular weight of about 120 or more, wherein a transmittance variation rate of the doped graphene from before and after the graphene is doped with the p-dopant is about 0.5% or less, wherein the acid is an inorganic acid or an organic acid, wherein the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, pro p ionic acid-based organic acid, acetic acid-based organic acid, citric-based organic acid and trifluoroacetate-based organic acid, wherein the inorganic acid includes at least one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perchlorate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, silver-based inorganic acid, and tellurium- based inorganic acid, and wherein the silver-based inorganic acid includes at least one of silver bis(trifluoromethane sulfoni m ide), silver sulfate, silver thiocyanate, silver hexafluorophosphate, silver hexafluoroantimonate, silver hexafluoroarcenate, silver cyanide, silver tetrafluoroborate, and silver perchlorate. Currently amended
The transparent electrode of claim 1, wherein the acid is the inorganic acid, and carbon atoms contained in the inorganic acid are saturated carbon atoms bonded to each other by single bonds. Currently amended
The transparent electrode of claim 1, wherein the one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perch l orate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, and tellurium-based inorganic acid includes at least one of scandium (III) triflate, trifluoromethane sulfonic acid anhydride, bis(trifluoromethane)sulfo n imide, bis(trifluoromethane)sulfonimide lithium, bis(pentafluoroethylsulfonyl)imide, nitrosyl bis(trifluoromethane)sulfonimide, trifluoromethanesulfona m ide, 2,2,2- trich l oroethoxysulfonamide, nitrosyl tetrafluoroborate, nitronium tetrafluoroborate, potassium hexafluorophosphate, hexafluorophosphoric acid, lithium hexafluorophosphate, fluoroantimonate, nitronium hexafluoroantimonate, nitrosodium hexafluoroantimonate, potassium hexa f luoroantimonate, fluorosulfuric acid-antimony pentafluoride, teflic acid, and telluric acid. Previously presented
The transparent electrode of claim 1, wherein the acid is the organic acid, and carbon atoms contained in the organic acid are bonded to each other by single bonds. Currently amended
The transparent electrode of claim 1, wherein the acid is the organic acid, and the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, propionic acid-based organic acid, acetic acid-based organic acid, citric acid-based organic acid and trifluoroacetate-based organic acid. Currently amended
The transparent electrode of claim 1, wherein the acid is the organic acid, and the organic acid includes at least one of oxalyl chloride, oxalyl bromide, silver lactate, silver pentafluoropionate, methyl ch l orooxoacetate, ethyl chlorooxoacetate, citric acid, lithium citrate, potassium citrate, zinc citrate, cesium trifluoroacetate, ethyl trifluoroacetate, trifluoroacetate anhydride, and silver trifluoroacetate. Currently amended
The transparent electrode of claim 1, wherein the acid is the inorganic acid, and the inorganic acid comprises a metal ion having d-orbitals filled with electrons. Currently amended
The transparent electrode of claim 1, wherein the molecular weight of the acid is in a range of about 120 to 400. Original
The transparent electrode of claim 1, wherein the graphene is treated with an acid different from the p-dopant. Original
The transparent electrode of claim 1, wherein light transmittance of the graphene doped with the p-dopant is about 75% or greater. Original
The transparent electrode of claim 1, wherein a sheet resistance variation rate after 14 days from the doping of the graphene with the p- dopant is about 20% or less. Original
The transparent electrode of claim 1, wherein the doped graphene has a sheet resistance reduction rate of about 20% or less, and wherein the sheet resistance reduction rate is calculated by using the following equation: Sheet resistance reduction rate (%) = absolute value of {(sheet resistance of graphene right after the graphene is doped with the p-dopant-sheet resistance of graphene before the graphene is doped with the p-dopant)/100}. Original
The transparent electrode of claim 1, wherein an amount of the p-dopant remains on the surface of the graphene. Original
The transparent electrode of claim 1, wherein the p-dopant not doped into the graphene forms a surface coating layer on the surface of the transparent substrate. Original
The transparent electrode of claim 1, wherein the graphene is composed of 1 to 10 stacked layers. Original
The transparent electrode of claim 1, wherein the graphene is composed of 2 to 10 stacked layers, and the p-dopant is between the graphene layers. Original
The transparent electrode of claim 1, wherein sheet resistance of the graphene doped with the p-dopant is about 500 G/sq. or less. Original
The transparent electrode of claim 1, wherein the graphene is formed as a monolayer having a size of 1 cm X 1 cm, and the amount of the p-dopant (in the graphene mono-layer is in a range of about 0.000025 to 0.0175 mmol. Original
The transparent electrode of claim 1, wherein the transparent electrode is formed of a flexible material. Original
A solar cell comprising the transparent electrode according to claim 1. Original
A display device comprising the transparent electrode according to claim 1. Original
The transparent electrode of claim 1, wherein d-orbitals filled with electrons. *** END CLAIM silver bis(trifluoromethane sul f onimide), hexafluorophosphate, silver hexafluoroantimonate, silver tetrafluoroborate, and silver perch l orate. Currently the organic acid comprises a metal ion having LISTING *** Previously presented
. Canceled
. Canceled
. Canceled
(Withdrawn-Currently Amended) A process of preparing a transparent electrode, the process comprising: forming a transparent electrode by transferring graphene onto a transparent substrate; and doping the graphene with a p-dopant solution to obtain doped graphene, wherein the p-dopant solution is an acid having a molecular weight of about 120 or greater, and wherein a transmittance variation rate of the graphene from before and after the graphene is doped with the p-dopant solution is about 0.5% or less, ' wherein the acid is an inorganic acid or an organic acid, wherein the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, propionic acid-based organic acid, acetic a ci d-based organic acid, citric acid-based organic acid and trifluoroacetate-based organic acid, wherein the inorganic acid includes at least one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perch l orate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, silver-based inorganic acid, and tellurium- based inorganic acid, and wherein the silver-based inorganic acid includes at least one of silver bis(trifluoromethane sulfonimide), silver sulfate, silver thiocyanate, silver hexafluorophosphate, silver hexafluoroantimonate, silver hexafluoroarcenate, silver cyanide, silver tetrafluoroborate, and silver perch l orate. Currently amended
The process of claim 25, wherein the graphene is formed as mono-layers, and a concentration of the p-dopant solution is in a range of about 0.001 to 0.1 M per graphene mono-layer. Withdrawn
The process of claim 25, wherein the graphene is formed as mono-layers, and a concentration of the p-dopant solution is in a range of about 0.005 to 0.05 M per graphene mono-layer. Withdrawn
The process of claim 25, wherein the graphene is formed as mono-layers, and an amount of the p-dopant solution is in a range of about 0.025 ml to 0.175 ml per graphene mono-layer having a size of 1 cm X 1 cm. Withdrawn
The process of claim 25, after the forming the transparent electrode and before the doping the graphene, further comprising: acid-treating the transparent electrode including the graphene. Withdrawn
(Withdrawn-Currently Amended) A thin film comprising graphene on at least one surface of a transparent substrate, the graphene doped with a p-dopant, wherein the p-dopant is an acid having a molecular weight of about 120 or greater, and wherein a transmittance variation rate of the graphene from before and after the graphene is doped with the p-dopant is about 0.5% or less, wherein the acid is an inorganic acid or an organic acid, wherein the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, propionic acid-based organic acid, acetic acid-based organic acid, citric acid-based organic acid and trifluoroacetate-based organic acid, wherein the inorganic acid includes at least one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perchlorate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, silver-based inorganic acid, and tellurium- based inorganic acid, and wherein the silver-based inorganic acid includes at least one of silver sulfate, silver thiocyanate, silver hexafluoroarcenate, silver cyanide, silver amended
Layer stacks claimed or described, ordered top of device to substrate.
transparent electrode
solar cell
display device
thin film
Materials described outside the worked examples.
graphene
organic acid p-dopant
inorganic acid p-dopant
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2 shows optical photographs of the surface of transparent electrodes prepared in Examples 1 and 4 and a graph illustrating results of an XPS spectrum of …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
transmittance variation rate after doping | — | graphene |
light transmittance of doped graphene | — |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,177,261Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a schematic diagram of a dye-sensitized solar cell according to example embodiments; [0014]
FIG. 2 shows optical photographs of the surface of transparent electrodes prepared in Examples 1 and 4 and a graph illustrating results of an XPS spectrum of …
FIG. 3 is a graph illustrating results of an XPS spectrum of a transparent electrode prepared in Example 4; and [0016]
FIG. 4 is a graph illustrating sheet resistance variation of a transparent electrode prepared in Example 4 with respect to the number of times bending is …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A transparent electrode comprising graphene on at least one surface of a transparent substrate, the graphene doped with a p-dopant, wherein the p-dopant is an acid having a molecular weight of about 120 or more, wherein a transmittance variation rate of the doped graphene from before and after the graphene is doped with the p-dopant is about 0.5% or less, wherein the acid is an inorganic acid or an organic acid, wherein the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, pro p ionic acid-based organic acid, acetic acid-based organic acid, citric-based organic acid and trifluoroacetate-based organic acid, wherein the inorganic acid includes at least one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perchlorate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, silver-based inorganic acid, and tellurium- based inorganic acid, and wherein the silver-based inorganic acid includes at least one of silver bis(trifluoromethane sulfoni m ide), silver sulfate, silver thiocyanate, silver hexafluorophosphate, silver hexafluoroantimonate, silver hexafluoroarcenate, silver cyanide, silver tetrafluoroborate, and silver perchlorate. Currently amended
The transparent electrode of claim 1, wherein the acid is the inorganic acid, and carbon atoms contained in the inorganic acid are saturated carbon atoms bonded to each other by single bonds. Currently amended
The transparent electrode of claim 1, wherein the one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perch l orate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, and tellurium-based inorganic acid includes at least one of scandium (III) triflate, trifluoromethane sulfonic acid anhydride, bis(trifluoromethane)sulfo n imide, bis(trifluoromethane)sulfonimide lithium, bis(pentafluoroethylsulfonyl)imide, nitrosyl bis(trifluoromethane)sulfonimide, trifluoromethanesulfona m ide, 2,2,2- trich l oroethoxysulfonamide, nitrosyl tetrafluoroborate, nitronium tetrafluoroborate, potassium hexafluorophosphate, hexafluorophosphoric acid, lithium hexafluorophosphate, fluoroantimonate, nitronium hexafluoroantimonate, nitrosodium hexafluoroantimonate, potassium hexa f luoroantimonate, fluorosulfuric acid-antimony pentafluoride, teflic acid, and telluric acid. Previously presented
The transparent electrode of claim 1, wherein the acid is the organic acid, and carbon atoms contained in the organic acid are bonded to each other by single bonds. Currently amended
The transparent electrode of claim 1, wherein the acid is the organic acid, and the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, propionic acid-based organic acid, acetic acid-based organic acid, citric acid-based organic acid and trifluoroacetate-based organic acid. Currently amended
The transparent electrode of claim 1, wherein the acid is the organic acid, and the organic acid includes at least one of oxalyl chloride, oxalyl bromide, silver lactate, silver pentafluoropionate, methyl ch l orooxoacetate, ethyl chlorooxoacetate, citric acid, lithium citrate, potassium citrate, zinc citrate, cesium trifluoroacetate, ethyl trifluoroacetate, trifluoroacetate anhydride, and silver trifluoroacetate. Currently amended
The transparent electrode of claim 1, wherein the acid is the inorganic acid, and the inorganic acid comprises a metal ion having d-orbitals filled with electrons. Currently amended
The transparent electrode of claim 1, wherein the molecular weight of the acid is in a range of about 120 to 400. Original
The transparent electrode of claim 1, wherein the graphene is treated with an acid different from the p-dopant. Original
The transparent electrode of claim 1, wherein light transmittance of the graphene doped with the p-dopant is about 75% or greater. Original
The transparent electrode of claim 1, wherein a sheet resistance variation rate after 14 days from the doping of the graphene with the p- dopant is about 20% or less. Original
The transparent electrode of claim 1, wherein the doped graphene has a sheet resistance reduction rate of about 20% or less, and wherein the sheet resistance reduction rate is calculated by using the following equation: Sheet resistance reduction rate (%) = absolute value of {(sheet resistance of graphene right after the graphene is doped with the p-dopant-sheet resistance of graphene before the graphene is doped with the p-dopant)/100}. Original
The transparent electrode of claim 1, wherein an amount of the p-dopant remains on the surface of the graphene. Original
The transparent electrode of claim 1, wherein the p-dopant not doped into the graphene forms a surface coating layer on the surface of the transparent substrate. Original
The transparent electrode of claim 1, wherein the graphene is composed of 1 to 10 stacked layers. Original
The transparent electrode of claim 1, wherein the graphene is composed of 2 to 10 stacked layers, and the p-dopant is between the graphene layers. Original
The transparent electrode of claim 1, wherein sheet resistance of the graphene doped with the p-dopant is about 500 G/sq. or less. Original
The transparent electrode of claim 1, wherein the graphene is formed as a monolayer having a size of 1 cm X 1 cm, and the amount of the p-dopant (in the graphene mono-layer is in a range of about 0.000025 to 0.0175 mmol. Original
The transparent electrode of claim 1, wherein the transparent electrode is formed of a flexible material. Original
A solar cell comprising the transparent electrode according to claim 1. Original
A display device comprising the transparent electrode according to claim 1. Original
The transparent electrode of claim 1, wherein d-orbitals filled with electrons. *** END CLAIM silver bis(trifluoromethane sul f onimide), hexafluorophosphate, silver hexafluoroantimonate, silver tetrafluoroborate, and silver perch l orate. Currently the organic acid comprises a metal ion having LISTING *** Previously presented
. Canceled
. Canceled
. Canceled
(Withdrawn-Currently Amended) A process of preparing a transparent electrode, the process comprising: forming a transparent electrode by transferring graphene onto a transparent substrate; and doping the graphene with a p-dopant solution to obtain doped graphene, wherein the p-dopant solution is an acid having a molecular weight of about 120 or greater, and wherein a transmittance variation rate of the graphene from before and after the graphene is doped with the p-dopant solution is about 0.5% or less, ' wherein the acid is an inorganic acid or an organic acid, wherein the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, propionic acid-based organic acid, acetic a ci d-based organic acid, citric acid-based organic acid and trifluoroacetate-based organic acid, wherein the inorganic acid includes at least one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perch l orate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, silver-based inorganic acid, and tellurium- based inorganic acid, and wherein the silver-based inorganic acid includes at least one of silver bis(trifluoromethane sulfonimide), silver sulfate, silver thiocyanate, silver hexafluorophosphate, silver hexafluoroantimonate, silver hexafluoroarcenate, silver cyanide, silver tetrafluoroborate, and silver perch l orate. Currently amended
The process of claim 25, wherein the graphene is formed as mono-layers, and a concentration of the p-dopant solution is in a range of about 0.001 to 0.1 M per graphene mono-layer. Withdrawn
The process of claim 25, wherein the graphene is formed as mono-layers, and a concentration of the p-dopant solution is in a range of about 0.005 to 0.05 M per graphene mono-layer. Withdrawn
The process of claim 25, wherein the graphene is formed as mono-layers, and an amount of the p-dopant solution is in a range of about 0.025 ml to 0.175 ml per graphene mono-layer having a size of 1 cm X 1 cm. Withdrawn
The process of claim 25, after the forming the transparent electrode and before the doping the graphene, further comprising: acid-treating the transparent electrode including the graphene. Withdrawn
(Withdrawn-Currently Amended) A thin film comprising graphene on at least one surface of a transparent substrate, the graphene doped with a p-dopant, wherein the p-dopant is an acid having a molecular weight of about 120 or greater, and wherein a transmittance variation rate of the graphene from before and after the graphene is doped with the p-dopant is about 0.5% or less, wherein the acid is an inorganic acid or an organic acid, wherein the organic acid includes at least one of oxalic acid-based organic acid, lactic acid-based organic acid, propionic acid-based organic acid, acetic acid-based organic acid, citric acid-based organic acid and trifluoroacetate-based organic acid, wherein the inorganic acid includes at least one of triflate-based inorganic acid, trifluorosulfonimide-based inorganic acid, tetrafluoroborate-based inorganic acid, perchlorate-based inorganic acid, hexafluorophosphate-based inorganic acid, fluoroantimonate-based inorganic acid, silver-based inorganic acid, and tellurium- based inorganic acid, and wherein the silver-based inorganic acid includes at least one of silver sulfate, silver thiocyanate, silver hexafluoroarcenate, silver cyanide, silver amended
Layer stacks claimed or described, ordered top of device to substrate.
transparent electrode
solar cell
display device
thin film
Materials described outside the worked examples.
graphene
organic acid p-dopant
inorganic acid p-dopant
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2 shows optical photographs of the surface of transparent electrodes prepared in Examples 1 and 4 and a graph illustrating results of an XPS spectrum of …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
transmittance variation rate after doping | — | graphene |
light transmittance of doped graphene | — |
Related documents with shared materials, methods, properties, or citations.
transparent substrate
indium tin oxide (ITO)
FIG. 2 shows optical photographs of the surface of transparent electrodes prepared in Examples 1 and 4 and a graph illustrating results of an XPS spectrum of …
FIG. 3 is a graph illustrating results of an XPS spectrum of a transparent electrode prepared in Example 4; and [0016]
FIG. 3 is a graph illustrating results of an XPS spectrum of a transparent electrode prepared in Example 4; and [0016]
FIG. 4 is a graph illustrating sheet resistance variation of a transparent electrode prepared in Example 4 with respect to the number of times bending is …
FIG. 4 is a graph illustrating sheet resistance variation of a transparent electrode prepared in Example 4 with respect to the number of times bending is …
sheet resistance of doped graphene | — | graphene |
sheet resistance variation rate after 14 days | — | graphene |
transmittance loss per graphene monolayer | 2.3 % | graphene |
Thickness | 0.000025–0.0175 mm | — |
Thickness | 0.000125–0.00875 mm | — |
— | 4.5–5.5 eV | — |
Thickness | 7–25 nm | — |
transparent substrate
indium tin oxide (ITO)
FIG. 2 shows optical photographs of the surface of transparent electrodes prepared in Examples 1 and 4 and a graph illustrating results of an XPS spectrum of …
FIG. 3 is a graph illustrating results of an XPS spectrum of a transparent electrode prepared in Example 4; and [0016]
FIG. 3 is a graph illustrating results of an XPS spectrum of a transparent electrode prepared in Example 4; and [0016]
FIG. 4 is a graph illustrating sheet resistance variation of a transparent electrode prepared in Example 4 with respect to the number of times bending is …
FIG. 4 is a graph illustrating sheet resistance variation of a transparent electrode prepared in Example 4 with respect to the number of times bending is …
sheet resistance of doped graphene | — | graphene |
sheet resistance variation rate after 14 days | — | graphene |
transmittance loss per graphene monolayer | 2.3 % | graphene |
Thickness | 0.000025–0.0175 mm | — |
Thickness | 0.000125–0.00875 mm | — |
— | 4.5–5.5 eV | — |
Thickness | 7–25 nm | — |
transparent substrate
indium tin oxide (ITO)
FIG. 2 shows optical photographs of the surface of transparent electrodes prepared in Examples 1 and 4 and a graph illustrating results of an XPS spectrum of …
FIG. 3 is a graph illustrating results of an XPS spectrum of a transparent electrode prepared in Example 4; and [0016]
FIG. 3 is a graph illustrating results of an XPS spectrum of a transparent electrode prepared in Example 4; and [0016]
FIG. 4 is a graph illustrating sheet resistance variation of a transparent electrode prepared in Example 4 with respect to the number of times bending is …
FIG. 4 is a graph illustrating sheet resistance variation of a transparent electrode prepared in Example 4 with respect to the number of times bending is …
sheet resistance of doped graphene | — | graphene |
sheet resistance variation rate after 14 days | — | graphene |
transmittance loss per graphene monolayer | 2.3 % | graphene |
Thickness | 0.000025–0.0175 mm | — |
Thickness | 0.000125–0.00875 mm | — |
— | 4.5–5.5 eV | — |
Thickness | 7–25 nm | — |
transparent substrate
indium tin oxide (ITO)
FIG. 2 shows optical photographs of the surface of transparent electrodes prepared in Examples 1 and 4 and a graph illustrating results of an XPS spectrum of …
FIG. 3 is a graph illustrating results of an XPS spectrum of a transparent electrode prepared in Example 4; and [0016]
FIG. 3 is a graph illustrating results of an XPS spectrum of a transparent electrode prepared in Example 4; and [0016]
FIG. 4 is a graph illustrating sheet resistance variation of a transparent electrode prepared in Example 4 with respect to the number of times bending is …
FIG. 4 is a graph illustrating sheet resistance variation of a transparent electrode prepared in Example 4 with respect to the number of times bending is …
sheet resistance of doped graphene | — | graphene |
sheet resistance variation rate after 14 days | — | graphene |
transmittance loss per graphene monolayer | 2.3 % | graphene |
Thickness | 0.000025–0.0175 mm | — |
Thickness | 0.000125–0.00875 mm | — |
— | 4.5–5.5 eV | — |
Thickness | 7–25 nm | — |