Patent
US 10,214,422INTERLAYER DISTANCE CONTROLLED GRAPHENE, SUPERCAPACITOR AND METHOD OF PRODUCING THE SAME
Hyoyoung LEE
US
Copyright © 2026 Matter42. All rights reserved.
Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 A is an atomic force microscopic image of a graphene oxide (GO) according to an example of a method of producing interlayer distance controlled …
FIG. 2 is a schematic diagram illustrating an example of a method of preparing rGO and various examples of methods of producing interlayer distance controlled …
FIG.3C are transmission electron microscope (TEM) images of rGO-BD 1, rGO- BD 2, and rGO-BD 3, respectively, obtained according to an example of a method of …
FIG.4D are scanning electron microscope (SEM) images at high- magnification of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG. 5 C are scanning electron microscope (SEM) images at low- magnification of rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG.6A illustrates XPS C 1 s peak comparison of rGO-BD 1, rGO-BD 2, and rGO-BD 3, according to an example of a method of producing interlayer distance …
FIG.7 is a Raman spectra of the bulk rGO that is untreated by B D, according to an example of a method of producing interlayer distance controlled graphene. …
FIG. 8 D illustrate the electrochemical behavior of cyclic voltammetry curves of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, in about 6.0 M KOH …
FIG.9 B is a graph showing Nyquist plot in the frequency range from about 0.01 Hz to about 100 kHz with about 10mV ac amplitude (wherein inset indicates …
FIG.10 is a graph showing the dependency of capacitive current on the applied scan rate (extracted from CV curves at about 0.1 V, for the discharge), according …
FIG.11D are graphs illustrating the electrochemical behavior of galvano charge-discharge curves of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, in …
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 producing an interlayer distance controlled graphene, comprising: dispersing a graphene oxide in a solution by using a surfactant; forming a reduced graphene oxide by adding a reducing agent into the solution containing the dispersed graphene oxide; and adding a pillar material, comprising a molecule, that is activated at both corresponding ends by a N 2 + group into the solution comprising the reduced graphene oxide to control an interlayer distance of the reduced graphene oxide. Previously presented
The method of Claim 1, wherein the molecule is an organic molecule comprising one or more selected from the group consisting of aryl group, alkyl group, vinyl group, allylic group, alcohol group, phenyl group, anthracene, naphthalene, pyrene, tetracene, coronene, and combinations thereof, or is a molecule containing an inorganic material selected from the group consisting of Co or Co buckminsterfullerene, iron oxide, copper oxide, manganese oxide, ferrocene, vanadocene, rhodocene, and combinations thereof. Previously presented
The method of Claim 1, further comprising: performing an ultrasonication treatment to homogenize the dispersed graphene oxide, after adding the surfactant. Original
The method of Claim 1, further comprising: performing a filtration to remove aggregates that are formed after adding the pillar material. Original
The method of Claim 1, wherein the surfactant comprises a member selected from the group consisting of sodium C 10 -16 -alkyl benzene sulfonate, sodium C 10 -16 -alkyl sulfate, polyacrylic acid, and combinations thereof. Original
The method of Claim 1, wherein the reducing agent comprises a member selected from the group consisting of hydrazine, hydroiodic acid, sodium borohydride, ascorbic acid, sodium hydroxide, potassium hydroxide, and combinations thereof. Original
The method of Claim 1, wherein the pillar material comprises a member selected from the group consisting of a bis-diazonium salt, a diazonium salt, and combinations thereof. Original
The method of Claim 1, wherein the reduced graphene oxide and the pillar material are crosslinked by binding the molecule contained in the pillar material with the reduced graphene oxide. Original
The method of Claim 1, wherein the solution comprising the reduced graphene oxide comprises a solvent selected from the group consisting of water, dimethyl formamide, N- methyl pyrroldine, ethanol, dimethyl sulfoxide, and combinations thereof. Original
The method of Claim 1, wherein the interlayer distance in the reduced graphene oxide is controlled by a type of the pillar material, a size of the molecule contained in the pillar material or both the type of the pillar material and the size of the molecule contained in the pillar material. Previously presented
A supercapacitor, comprising: an anode and a cathode arranged opposite to each other; a separator membrane formed between the anode and the cathode; and an electrolyte, wherein the anode or the cathode comprises an interlayer distance controlled graphene prepared by the method of Claim 1. Original
A graphene composition prepared by the method of claim 1. Previously presented
A graphene composition, the composition comprising: graphene sheets stacked on each other; and a pillar group comprising an aromatic structure covalently bonded to two adjacent graphene sheets r e-lansusngax44na44nraystmsmwe-hew wherein the aromatic structure comprises one or more six-membered carbon rin qs covalently bonded between the g raphene sheets at a C 1 position or C 4 position thereof, and wherein the one or more six-membered carbon rin q s form a linear linka q e disposed between the two adiacent grap hene sheets. Currently amended
The graphene composition of Claim 14, wherein the pillar group has a major axis substantially perpendicular to a plane of at least one of the two adjacent graphene sheets. Previously presented
The graphene composition of Claim 14, wherein the interlayer distance is configured for electrolyte movement between the two adjacent graphene sheets. Previously presented
The graphene composition of Claim 14, wherein the interlayer distance is about 0.72 nm. Previously presented
The graphene composition of Claim 14, wherein the interlayer distance is configured to correspond to a size of a solvated electrolyte ion of a predetermined electrolyte. Previously presented
The graphene composition of Claim 14, wherein the pillar group is configured to control the interlayer distance between the two adjacent graphene sheets in a range of 0.34 nm to less than 1 nm. Previously presented
The graphene composition of Claim 14, wherein the six-membered carbon ring is selected from a group consisting of a bis-diazonium salt, a diazonium salt, and combinations thereof. New
Canceled
Canceled
A supercapacitor, comprising: an anode and a cathode arranged opposite to each other; a separator membrane formed between the anode and the cathode; and an electrolyte, wherein the anode or the cathode comprises a graphene composition comprising: graphene sheets stacked on each other; and a pillar group comprising an aromatic structure covalently bonded to two adjacent graphene sheets, wherein the aromatic structure comprises one or more six-membered carbon rings covalently bonded between the graphene sheets at a C 1 position or C 4 position thereof, and wherein the one or more six-membered carbon rings form a linear linkage disposed between the two adjacent graphene sheets. New
Layer stacks claimed or described, ordered top of device to substrate.
supercapacitor with interlayer distance controlled graphene electrode
supercapacitor with pillar-group graphene composition electrode
Materials described outside the worked examples.
graphene oxide
reduced graphene oxide
pillar material activated at both ends by N₂+ group
surfactant
anthracene
C₁₄H₁₀
naphthalene
C₁₀H₈
pyrene
C₁₆H₁₀
tetracene
C₁₈H₁₂
coronene
C₂₄H₁₂
buckminsterfullerene C₆₀
C₆₀
buckminsterfullerene C₇₀
C₇₀
iron oxide
copper oxide
manganese oxide
ferrocene
Fe(C₅H₅)2
vanadocene
V(C₅H₅)2
rhodocene
organic molecule with aryl, alkyl, vinyl, allylic, alcohol, or phenyl group
sodium C₁₀-16-alkyl benzene sulfonate
sodium C₁₀-16-alkyl sulfate
polyacrylic acid
hydrazine
N₂H₄
hydroiodic acid
HI
sodium borohydride
NaBH₄
ascorbic acid
C₆H₈O₆
sodium hydroxide
NaOH
potassium hydroxide
KOH
bis-diazonium salt
diazonium salt
water
H₂O
dimethyl formamide
C₃H₇NO
N-methyl pyrroldine
ethanol
C₂H₅OH
dimethyl sulfoxide
C₂H₆OS
interlayer distance controlled graphene composition
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 A is an atomic force microscopic image of a graphene oxide (GO) according to an example of a method of producing interlayer distance controlled …
FIG.3C are transmission electron microscope (TEM) images of rGO-BD 1, rGO- BD 2, and rGO-BD 3, respectively, obtained according to an example of a method of …
FIG.4D are scanning electron microscope (SEM) images at high- magnification of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG. 5 C are scanning electron microscope (SEM) images at low- magnification of rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG.6A illustrates XPS C 1 s peak comparison of rGO-BD 1, rGO-BD 2, and rGO-BD 3, according to an example of a method of producing interlayer distance …
FIG.6A illustrates XPS C 1 s peak comparison of rGO-BD 1, rGO-BD 2, and rGO-BD 3, according to an example of a method of producing interlayer distance …
FIG.7 is a Raman spectra of the bulk rGO that is untreated by B D, according to an example of a method of producing interlayer distance controlled graphene. …
FIG.9 B is a graph showing Nyquist plot in the frequency range from about 0.01 Hz to about 100 kHz with about 10mV ac amplitude (wherein inset indicates …
FIG.10 is a graph showing the dependency of capacitive current on the applied scan rate (extracted from CV curves at about 0.1 V, for the discharge), according …
FIG.11D are graphs illustrating the electrochemical behavior of galvano charge-discharge curves of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, in …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
interlayer distance of graphene composition (claimed) | 0.72 nm | interlayer distance controlled graphene composition |
interlayer distance of graphene composition range (claimed) | 0.34–1 nm | interlayer distance controlled graphene composition |
interlayer distance of native graphene (background) | 0.35 nm | — |
Thickness | ≤ 1 nm | — |
Thickness | 0.4–20 nm | — |
Thickness | 1–20 nm | — |
Thickness | 5–20 nm | — |
Thickness | 10–20 nm | — |
Thickness | 15–20 nm | — |
Thickness | 0.4–15 nm | — |
Thickness | 1–15 nm | — |
Thickness | 5–15 nm | — |
Thickness | 10–15 nm | — |
Thickness | 0.4–10 nm | — |
Thickness | 1–10 nm | — |
Thickness | 5–10 nm | — |
Thickness | 0.4–5 nm | — |
Thickness | 1–5 nm | — |
Thickness | 0.4–1 nm | — |
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Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 A is an atomic force microscopic image of a graphene oxide (GO) according to an example of a method of producing interlayer distance controlled …
FIG. 2 is a schematic diagram illustrating an example of a method of preparing rGO and various examples of methods of producing interlayer distance controlled …
FIG.3C are transmission electron microscope (TEM) images of rGO-BD 1, rGO- BD 2, and rGO-BD 3, respectively, obtained according to an example of a method of …
FIG.4D are scanning electron microscope (SEM) images at high- magnification of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG. 5 C are scanning electron microscope (SEM) images at low- magnification of rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG.6A illustrates XPS C 1 s peak comparison of rGO-BD 1, rGO-BD 2, and rGO-BD 3, according to an example of a method of producing interlayer distance …
FIG.7 is a Raman spectra of the bulk rGO that is untreated by B D, according to an example of a method of producing interlayer distance controlled graphene. …
FIG. 8 D illustrate the electrochemical behavior of cyclic voltammetry curves of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, in about 6.0 M KOH …
FIG.9 B is a graph showing Nyquist plot in the frequency range from about 0.01 Hz to about 100 kHz with about 10mV ac amplitude (wherein inset indicates …
FIG.10 is a graph showing the dependency of capacitive current on the applied scan rate (extracted from CV curves at about 0.1 V, for the discharge), according …
FIG.11D are graphs illustrating the electrochemical behavior of galvano charge-discharge curves of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, in …
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 producing an interlayer distance controlled graphene, comprising: dispersing a graphene oxide in a solution by using a surfactant; forming a reduced graphene oxide by adding a reducing agent into the solution containing the dispersed graphene oxide; and adding a pillar material, comprising a molecule, that is activated at both corresponding ends by a N 2 + group into the solution comprising the reduced graphene oxide to control an interlayer distance of the reduced graphene oxide. Previously presented
The method of Claim 1, wherein the molecule is an organic molecule comprising one or more selected from the group consisting of aryl group, alkyl group, vinyl group, allylic group, alcohol group, phenyl group, anthracene, naphthalene, pyrene, tetracene, coronene, and combinations thereof, or is a molecule containing an inorganic material selected from the group consisting of Co or Co buckminsterfullerene, iron oxide, copper oxide, manganese oxide, ferrocene, vanadocene, rhodocene, and combinations thereof. Previously presented
The method of Claim 1, further comprising: performing an ultrasonication treatment to homogenize the dispersed graphene oxide, after adding the surfactant. Original
The method of Claim 1, further comprising: performing a filtration to remove aggregates that are formed after adding the pillar material. Original
The method of Claim 1, wherein the surfactant comprises a member selected from the group consisting of sodium C 10 -16 -alkyl benzene sulfonate, sodium C 10 -16 -alkyl sulfate, polyacrylic acid, and combinations thereof. Original
The method of Claim 1, wherein the reducing agent comprises a member selected from the group consisting of hydrazine, hydroiodic acid, sodium borohydride, ascorbic acid, sodium hydroxide, potassium hydroxide, and combinations thereof. Original
The method of Claim 1, wherein the pillar material comprises a member selected from the group consisting of a bis-diazonium salt, a diazonium salt, and combinations thereof. Original
The method of Claim 1, wherein the reduced graphene oxide and the pillar material are crosslinked by binding the molecule contained in the pillar material with the reduced graphene oxide. Original
The method of Claim 1, wherein the solution comprising the reduced graphene oxide comprises a solvent selected from the group consisting of water, dimethyl formamide, N- methyl pyrroldine, ethanol, dimethyl sulfoxide, and combinations thereof. Original
The method of Claim 1, wherein the interlayer distance in the reduced graphene oxide is controlled by a type of the pillar material, a size of the molecule contained in the pillar material or both the type of the pillar material and the size of the molecule contained in the pillar material. Previously presented
A supercapacitor, comprising: an anode and a cathode arranged opposite to each other; a separator membrane formed between the anode and the cathode; and an electrolyte, wherein the anode or the cathode comprises an interlayer distance controlled graphene prepared by the method of Claim 1. Original
A graphene composition prepared by the method of claim 1. Previously presented
A graphene composition, the composition comprising: graphene sheets stacked on each other; and a pillar group comprising an aromatic structure covalently bonded to two adjacent graphene sheets r e-lansusngax44na44nraystmsmwe-hew wherein the aromatic structure comprises one or more six-membered carbon rin qs covalently bonded between the g raphene sheets at a C 1 position or C 4 position thereof, and wherein the one or more six-membered carbon rin q s form a linear linka q e disposed between the two adiacent grap hene sheets. Currently amended
The graphene composition of Claim 14, wherein the pillar group has a major axis substantially perpendicular to a plane of at least one of the two adjacent graphene sheets. Previously presented
The graphene composition of Claim 14, wherein the interlayer distance is configured for electrolyte movement between the two adjacent graphene sheets. Previously presented
The graphene composition of Claim 14, wherein the interlayer distance is about 0.72 nm. Previously presented
The graphene composition of Claim 14, wherein the interlayer distance is configured to correspond to a size of a solvated electrolyte ion of a predetermined electrolyte. Previously presented
The graphene composition of Claim 14, wherein the pillar group is configured to control the interlayer distance between the two adjacent graphene sheets in a range of 0.34 nm to less than 1 nm. Previously presented
The graphene composition of Claim 14, wherein the six-membered carbon ring is selected from a group consisting of a bis-diazonium salt, a diazonium salt, and combinations thereof. New
Canceled
Canceled
A supercapacitor, comprising: an anode and a cathode arranged opposite to each other; a separator membrane formed between the anode and the cathode; and an electrolyte, wherein the anode or the cathode comprises a graphene composition comprising: graphene sheets stacked on each other; and a pillar group comprising an aromatic structure covalently bonded to two adjacent graphene sheets, wherein the aromatic structure comprises one or more six-membered carbon rings covalently bonded between the graphene sheets at a C 1 position or C 4 position thereof, and wherein the one or more six-membered carbon rings form a linear linkage disposed between the two adjacent graphene sheets. New
Layer stacks claimed or described, ordered top of device to substrate.
supercapacitor with interlayer distance controlled graphene electrode
supercapacitor with pillar-group graphene composition electrode
Materials described outside the worked examples.
graphene oxide
reduced graphene oxide
pillar material activated at both ends by N₂+ group
surfactant
anthracene
C₁₄H₁₀
naphthalene
C₁₀H₈
pyrene
C₁₆H₁₀
tetracene
C₁₈H₁₂
coronene
C₂₄H₁₂
buckminsterfullerene C₆₀
C₆₀
buckminsterfullerene C₇₀
C₇₀
iron oxide
copper oxide
manganese oxide
ferrocene
Fe(C₅H₅)2
vanadocene
V(C₅H₅)2
rhodocene
organic molecule with aryl, alkyl, vinyl, allylic, alcohol, or phenyl group
sodium C₁₀-16-alkyl benzene sulfonate
sodium C₁₀-16-alkyl sulfate
polyacrylic acid
hydrazine
N₂H₄
hydroiodic acid
HI
sodium borohydride
NaBH₄
ascorbic acid
C₆H₈O₆
sodium hydroxide
NaOH
potassium hydroxide
KOH
bis-diazonium salt
diazonium salt
water
H₂O
dimethyl formamide
C₃H₇NO
N-methyl pyrroldine
ethanol
C₂H₅OH
dimethyl sulfoxide
C₂H₆OS
interlayer distance controlled graphene composition
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 A is an atomic force microscopic image of a graphene oxide (GO) according to an example of a method of producing interlayer distance controlled …
FIG.3C are transmission electron microscope (TEM) images of rGO-BD 1, rGO- BD 2, and rGO-BD 3, respectively, obtained according to an example of a method of …
FIG.4D are scanning electron microscope (SEM) images at high- magnification of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG. 5 C are scanning electron microscope (SEM) images at low- magnification of rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG.6A illustrates XPS C 1 s peak comparison of rGO-BD 1, rGO-BD 2, and rGO-BD 3, according to an example of a method of producing interlayer distance …
FIG.6A illustrates XPS C 1 s peak comparison of rGO-BD 1, rGO-BD 2, and rGO-BD 3, according to an example of a method of producing interlayer distance …
FIG.7 is a Raman spectra of the bulk rGO that is untreated by B D, according to an example of a method of producing interlayer distance controlled graphene. …
FIG.9 B is a graph showing Nyquist plot in the frequency range from about 0.01 Hz to about 100 kHz with about 10mV ac amplitude (wherein inset indicates …
FIG.10 is a graph showing the dependency of capacitive current on the applied scan rate (extracted from CV curves at about 0.1 V, for the discharge), according …
FIG.11D are graphs illustrating the electrochemical behavior of galvano charge-discharge curves of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, in …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
interlayer distance of graphene composition (claimed) | 0.72 nm | interlayer distance controlled graphene composition |
interlayer distance of graphene composition range (claimed) | 0.34–1 nm | interlayer distance controlled graphene composition |
interlayer distance of native graphene (background) | 0.35 nm | — |
Thickness | ≤ 1 nm | — |
Thickness | 0.4–20 nm | — |
Thickness | 1–20 nm | — |
Thickness | 5–20 nm | — |
Thickness | 10–20 nm | — |
Thickness | 15–20 nm | — |
Thickness | 0.4–15 nm | — |
Thickness | 1–15 nm | — |
Thickness | 5–15 nm | — |
Thickness | 10–15 nm | — |
Thickness | 0.4–10 nm | — |
Thickness | 1–10 nm | — |
Thickness | 5–10 nm | — |
Thickness | 0.4–5 nm | — |
Thickness | 1–5 nm | — |
Thickness | 0.4–1 nm | — |
Related documents with shared materials, methods, properties, or citations.
CRUMPLED GRAPHENE-ENCAPSULATED NANOSTRUCTURES AND LITHIUM ION BATTERY ANODES MADE THEREFROM
Supercapacitor with a meso-porous nano graphene electrode
SOLVATED GRAPHENE FRAMEWORKS AS HIGH-PERFORMANCE ANODES FOR LITHIUM-ION BATTERIES
ELECTROCHEMICAL DEVICES COMPRISING GRAPHENE
METHOD FOR MANUFACTURING GRAPHENE BALLS
STRUCTURE INCLUDING MOLECULAR MONOLAYER AND GRAPHENE ELECTRODE, FLEXIBLE ELECTRONIC DEVICE, AND METHOD OF PRODUCING THE SAME
GRAPHENE/METAL NANOWIRE HYBRID TRANSPARENT CONDUCTIVE FILMS
GRAPHENE, POWER STORAGE DEVICE, AND ELECTRIC DEVICE
METHOD OF PRODUCING GRAPHENE USING SURFACTANT
GRAPHENE OXIDE BASED ELECTROCHEMICAL CELL AND BATTERY
METHOD FOR THE SYNTHESIS OF GRAPHENE OXIDE
Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 A is an atomic force microscopic image of a graphene oxide (GO) according to an example of a method of producing interlayer distance controlled …
FIG. 2 is a schematic diagram illustrating an example of a method of preparing rGO and various examples of methods of producing interlayer distance controlled …
FIG.3C are transmission electron microscope (TEM) images of rGO-BD 1, rGO- BD 2, and rGO-BD 3, respectively, obtained according to an example of a method of …
FIG.4D are scanning electron microscope (SEM) images at high- magnification of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG. 5 C are scanning electron microscope (SEM) images at low- magnification of rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG.6A illustrates XPS C 1 s peak comparison of rGO-BD 1, rGO-BD 2, and rGO-BD 3, according to an example of a method of producing interlayer distance …
FIG.7 is a Raman spectra of the bulk rGO that is untreated by B D, according to an example of a method of producing interlayer distance controlled graphene. …
FIG. 8 D illustrate the electrochemical behavior of cyclic voltammetry curves of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, in about 6.0 M KOH …
FIG.9 B is a graph showing Nyquist plot in the frequency range from about 0.01 Hz to about 100 kHz with about 10mV ac amplitude (wherein inset indicates …
FIG.10 is a graph showing the dependency of capacitive current on the applied scan rate (extracted from CV curves at about 0.1 V, for the discharge), according …
FIG.11D are graphs illustrating the electrochemical behavior of galvano charge-discharge curves of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, in …
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 producing an interlayer distance controlled graphene, comprising: dispersing a graphene oxide in a solution by using a surfactant; forming a reduced graphene oxide by adding a reducing agent into the solution containing the dispersed graphene oxide; and adding a pillar material, comprising a molecule, that is activated at both corresponding ends by a N 2 + group into the solution comprising the reduced graphene oxide to control an interlayer distance of the reduced graphene oxide. Previously presented
The method of Claim 1, wherein the molecule is an organic molecule comprising one or more selected from the group consisting of aryl group, alkyl group, vinyl group, allylic group, alcohol group, phenyl group, anthracene, naphthalene, pyrene, tetracene, coronene, and combinations thereof, or is a molecule containing an inorganic material selected from the group consisting of Co or Co buckminsterfullerene, iron oxide, copper oxide, manganese oxide, ferrocene, vanadocene, rhodocene, and combinations thereof. Previously presented
The method of Claim 1, further comprising: performing an ultrasonication treatment to homogenize the dispersed graphene oxide, after adding the surfactant. Original
The method of Claim 1, further comprising: performing a filtration to remove aggregates that are formed after adding the pillar material. Original
The method of Claim 1, wherein the surfactant comprises a member selected from the group consisting of sodium C 10 -16 -alkyl benzene sulfonate, sodium C 10 -16 -alkyl sulfate, polyacrylic acid, and combinations thereof. Original
The method of Claim 1, wherein the reducing agent comprises a member selected from the group consisting of hydrazine, hydroiodic acid, sodium borohydride, ascorbic acid, sodium hydroxide, potassium hydroxide, and combinations thereof. Original
The method of Claim 1, wherein the pillar material comprises a member selected from the group consisting of a bis-diazonium salt, a diazonium salt, and combinations thereof. Original
The method of Claim 1, wherein the reduced graphene oxide and the pillar material are crosslinked by binding the molecule contained in the pillar material with the reduced graphene oxide. Original
The method of Claim 1, wherein the solution comprising the reduced graphene oxide comprises a solvent selected from the group consisting of water, dimethyl formamide, N- methyl pyrroldine, ethanol, dimethyl sulfoxide, and combinations thereof. Original
The method of Claim 1, wherein the interlayer distance in the reduced graphene oxide is controlled by a type of the pillar material, a size of the molecule contained in the pillar material or both the type of the pillar material and the size of the molecule contained in the pillar material. Previously presented
A supercapacitor, comprising: an anode and a cathode arranged opposite to each other; a separator membrane formed between the anode and the cathode; and an electrolyte, wherein the anode or the cathode comprises an interlayer distance controlled graphene prepared by the method of Claim 1. Original
A graphene composition prepared by the method of claim 1. Previously presented
A graphene composition, the composition comprising: graphene sheets stacked on each other; and a pillar group comprising an aromatic structure covalently bonded to two adjacent graphene sheets r e-lansusngax44na44nraystmsmwe-hew wherein the aromatic structure comprises one or more six-membered carbon rin qs covalently bonded between the g raphene sheets at a C 1 position or C 4 position thereof, and wherein the one or more six-membered carbon rin q s form a linear linka q e disposed between the two adiacent grap hene sheets. Currently amended
The graphene composition of Claim 14, wherein the pillar group has a major axis substantially perpendicular to a plane of at least one of the two adjacent graphene sheets. Previously presented
The graphene composition of Claim 14, wherein the interlayer distance is configured for electrolyte movement between the two adjacent graphene sheets. Previously presented
The graphene composition of Claim 14, wherein the interlayer distance is about 0.72 nm. Previously presented
The graphene composition of Claim 14, wherein the interlayer distance is configured to correspond to a size of a solvated electrolyte ion of a predetermined electrolyte. Previously presented
The graphene composition of Claim 14, wherein the pillar group is configured to control the interlayer distance between the two adjacent graphene sheets in a range of 0.34 nm to less than 1 nm. Previously presented
The graphene composition of Claim 14, wherein the six-membered carbon ring is selected from a group consisting of a bis-diazonium salt, a diazonium salt, and combinations thereof. New
Canceled
Canceled
A supercapacitor, comprising: an anode and a cathode arranged opposite to each other; a separator membrane formed between the anode and the cathode; and an electrolyte, wherein the anode or the cathode comprises a graphene composition comprising: graphene sheets stacked on each other; and a pillar group comprising an aromatic structure covalently bonded to two adjacent graphene sheets, wherein the aromatic structure comprises one or more six-membered carbon rings covalently bonded between the graphene sheets at a C 1 position or C 4 position thereof, and wherein the one or more six-membered carbon rings form a linear linkage disposed between the two adjacent graphene sheets. New
Layer stacks claimed or described, ordered top of device to substrate.
supercapacitor with interlayer distance controlled graphene electrode
supercapacitor with pillar-group graphene composition electrode
Materials described outside the worked examples.
graphene oxide
reduced graphene oxide
pillar material activated at both ends by N₂+ group
surfactant
anthracene
C₁₄H₁₀
naphthalene
C₁₀H₈
pyrene
C₁₆H₁₀
tetracene
C₁₈H₁₂
coronene
C₂₄H₁₂
buckminsterfullerene C₆₀
C₆₀
buckminsterfullerene C₇₀
C₇₀
iron oxide
copper oxide
manganese oxide
ferrocene
Fe(C₅H₅)2
vanadocene
V(C₅H₅)2
rhodocene
organic molecule with aryl, alkyl, vinyl, allylic, alcohol, or phenyl group
sodium C₁₀-16-alkyl benzene sulfonate
sodium C₁₀-16-alkyl sulfate
polyacrylic acid
hydrazine
N₂H₄
hydroiodic acid
HI
sodium borohydride
NaBH₄
ascorbic acid
C₆H₈O₆
sodium hydroxide
NaOH
potassium hydroxide
KOH
bis-diazonium salt
diazonium salt
water
H₂O
dimethyl formamide
C₃H₇NO
N-methyl pyrroldine
ethanol
C₂H₅OH
dimethyl sulfoxide
C₂H₆OS
interlayer distance controlled graphene composition
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 A is an atomic force microscopic image of a graphene oxide (GO) according to an example of a method of producing interlayer distance controlled …
FIG.3C are transmission electron microscope (TEM) images of rGO-BD 1, rGO- BD 2, and rGO-BD 3, respectively, obtained according to an example of a method of …
FIG.4D are scanning electron microscope (SEM) images at high- magnification of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG. 5 C are scanning electron microscope (SEM) images at low- magnification of rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG.6A illustrates XPS C 1 s peak comparison of rGO-BD 1, rGO-BD 2, and rGO-BD 3, according to an example of a method of producing interlayer distance …
FIG.6A illustrates XPS C 1 s peak comparison of rGO-BD 1, rGO-BD 2, and rGO-BD 3, according to an example of a method of producing interlayer distance …
FIG.7 is a Raman spectra of the bulk rGO that is untreated by B D, according to an example of a method of producing interlayer distance controlled graphene. …
FIG.9 B is a graph showing Nyquist plot in the frequency range from about 0.01 Hz to about 100 kHz with about 10mV ac amplitude (wherein inset indicates …
FIG.10 is a graph showing the dependency of capacitive current on the applied scan rate (extracted from CV curves at about 0.1 V, for the discharge), according …
FIG.11D are graphs illustrating the electrochemical behavior of galvano charge-discharge curves of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, in …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
interlayer distance of graphene composition (claimed) | 0.72 nm | interlayer distance controlled graphene composition |
interlayer distance of graphene composition range (claimed) | 0.34–1 nm | interlayer distance controlled graphene composition |
interlayer distance of native graphene (background) | 0.35 nm | — |
Thickness | ≤ 1 nm | — |
Thickness | 0.4–20 nm | — |
Thickness | 1–20 nm | — |
Thickness | 5–20 nm | — |
Thickness | 10–20 nm | — |
Thickness | 15–20 nm | — |
Thickness | 0.4–15 nm | — |
Thickness | 1–15 nm | — |
Thickness | 5–15 nm | — |
Thickness | 10–15 nm | — |
Thickness | 0.4–10 nm | — |
Thickness | 1–10 nm | — |
Thickness | 5–10 nm | — |
Thickness | 0.4–5 nm | — |
Thickness | 1–5 nm | — |
Thickness | 0.4–1 nm | — |
Related documents with shared materials, methods, properties, or citations.
CRUMPLED GRAPHENE-ENCAPSULATED NANOSTRUCTURES AND LITHIUM ION BATTERY ANODES MADE THEREFROM
Supercapacitor with a meso-porous nano graphene electrode
SOLVATED GRAPHENE FRAMEWORKS AS HIGH-PERFORMANCE ANODES FOR LITHIUM-ION BATTERIES
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METHOD FOR THE SYNTHESIS OF GRAPHENE OXIDE
Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 A is an atomic force microscopic image of a graphene oxide (GO) according to an example of a method of producing interlayer distance controlled …
FIG. 2 is a schematic diagram illustrating an example of a method of preparing rGO and various examples of methods of producing interlayer distance controlled …
FIG.3C are transmission electron microscope (TEM) images of rGO-BD 1, rGO- BD 2, and rGO-BD 3, respectively, obtained according to an example of a method of …
FIG.4D are scanning electron microscope (SEM) images at high- magnification of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG. 5 C are scanning electron microscope (SEM) images at low- magnification of rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG.6A illustrates XPS C 1 s peak comparison of rGO-BD 1, rGO-BD 2, and rGO-BD 3, according to an example of a method of producing interlayer distance …
FIG.7 is a Raman spectra of the bulk rGO that is untreated by B D, according to an example of a method of producing interlayer distance controlled graphene. …
FIG. 8 D illustrate the electrochemical behavior of cyclic voltammetry curves of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, in about 6.0 M KOH …
FIG.9 B is a graph showing Nyquist plot in the frequency range from about 0.01 Hz to about 100 kHz with about 10mV ac amplitude (wherein inset indicates …
FIG.10 is a graph showing the dependency of capacitive current on the applied scan rate (extracted from CV curves at about 0.1 V, for the discharge), according …
FIG.11D are graphs illustrating the electrochemical behavior of galvano charge-discharge curves of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, in …
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 producing an interlayer distance controlled graphene, comprising: dispersing a graphene oxide in a solution by using a surfactant; forming a reduced graphene oxide by adding a reducing agent into the solution containing the dispersed graphene oxide; and adding a pillar material, comprising a molecule, that is activated at both corresponding ends by a N 2 + group into the solution comprising the reduced graphene oxide to control an interlayer distance of the reduced graphene oxide. Previously presented
The method of Claim 1, wherein the molecule is an organic molecule comprising one or more selected from the group consisting of aryl group, alkyl group, vinyl group, allylic group, alcohol group, phenyl group, anthracene, naphthalene, pyrene, tetracene, coronene, and combinations thereof, or is a molecule containing an inorganic material selected from the group consisting of Co or Co buckminsterfullerene, iron oxide, copper oxide, manganese oxide, ferrocene, vanadocene, rhodocene, and combinations thereof. Previously presented
The method of Claim 1, further comprising: performing an ultrasonication treatment to homogenize the dispersed graphene oxide, after adding the surfactant. Original
The method of Claim 1, further comprising: performing a filtration to remove aggregates that are formed after adding the pillar material. Original
The method of Claim 1, wherein the surfactant comprises a member selected from the group consisting of sodium C 10 -16 -alkyl benzene sulfonate, sodium C 10 -16 -alkyl sulfate, polyacrylic acid, and combinations thereof. Original
The method of Claim 1, wherein the reducing agent comprises a member selected from the group consisting of hydrazine, hydroiodic acid, sodium borohydride, ascorbic acid, sodium hydroxide, potassium hydroxide, and combinations thereof. Original
The method of Claim 1, wherein the pillar material comprises a member selected from the group consisting of a bis-diazonium salt, a diazonium salt, and combinations thereof. Original
The method of Claim 1, wherein the reduced graphene oxide and the pillar material are crosslinked by binding the molecule contained in the pillar material with the reduced graphene oxide. Original
The method of Claim 1, wherein the solution comprising the reduced graphene oxide comprises a solvent selected from the group consisting of water, dimethyl formamide, N- methyl pyrroldine, ethanol, dimethyl sulfoxide, and combinations thereof. Original
The method of Claim 1, wherein the interlayer distance in the reduced graphene oxide is controlled by a type of the pillar material, a size of the molecule contained in the pillar material or both the type of the pillar material and the size of the molecule contained in the pillar material. Previously presented
A supercapacitor, comprising: an anode and a cathode arranged opposite to each other; a separator membrane formed between the anode and the cathode; and an electrolyte, wherein the anode or the cathode comprises an interlayer distance controlled graphene prepared by the method of Claim 1. Original
A graphene composition prepared by the method of claim 1. Previously presented
A graphene composition, the composition comprising: graphene sheets stacked on each other; and a pillar group comprising an aromatic structure covalently bonded to two adjacent graphene sheets r e-lansusngax44na44nraystmsmwe-hew wherein the aromatic structure comprises one or more six-membered carbon rin qs covalently bonded between the g raphene sheets at a C 1 position or C 4 position thereof, and wherein the one or more six-membered carbon rin q s form a linear linka q e disposed between the two adiacent grap hene sheets. Currently amended
The graphene composition of Claim 14, wherein the pillar group has a major axis substantially perpendicular to a plane of at least one of the two adjacent graphene sheets. Previously presented
The graphene composition of Claim 14, wherein the interlayer distance is configured for electrolyte movement between the two adjacent graphene sheets. Previously presented
The graphene composition of Claim 14, wherein the interlayer distance is about 0.72 nm. Previously presented
The graphene composition of Claim 14, wherein the interlayer distance is configured to correspond to a size of a solvated electrolyte ion of a predetermined electrolyte. Previously presented
The graphene composition of Claim 14, wherein the pillar group is configured to control the interlayer distance between the two adjacent graphene sheets in a range of 0.34 nm to less than 1 nm. Previously presented
The graphene composition of Claim 14, wherein the six-membered carbon ring is selected from a group consisting of a bis-diazonium salt, a diazonium salt, and combinations thereof. New
Canceled
Canceled
A supercapacitor, comprising: an anode and a cathode arranged opposite to each other; a separator membrane formed between the anode and the cathode; and an electrolyte, wherein the anode or the cathode comprises a graphene composition comprising: graphene sheets stacked on each other; and a pillar group comprising an aromatic structure covalently bonded to two adjacent graphene sheets, wherein the aromatic structure comprises one or more six-membered carbon rings covalently bonded between the graphene sheets at a C 1 position or C 4 position thereof, and wherein the one or more six-membered carbon rings form a linear linkage disposed between the two adjacent graphene sheets. New
Layer stacks claimed or described, ordered top of device to substrate.
supercapacitor with interlayer distance controlled graphene electrode
supercapacitor with pillar-group graphene composition electrode
Materials described outside the worked examples.
graphene oxide
reduced graphene oxide
pillar material activated at both ends by N₂+ group
surfactant
anthracene
C₁₄H₁₀
naphthalene
C₁₀H₈
pyrene
C₁₆H₁₀
tetracene
C₁₈H₁₂
coronene
C₂₄H₁₂
buckminsterfullerene C₆₀
C₆₀
buckminsterfullerene C₇₀
C₇₀
iron oxide
copper oxide
manganese oxide
ferrocene
Fe(C₅H₅)2
vanadocene
V(C₅H₅)2
rhodocene
organic molecule with aryl, alkyl, vinyl, allylic, alcohol, or phenyl group
sodium C₁₀-16-alkyl benzene sulfonate
sodium C₁₀-16-alkyl sulfate
polyacrylic acid
hydrazine
N₂H₄
hydroiodic acid
HI
sodium borohydride
NaBH₄
ascorbic acid
C₆H₈O₆
sodium hydroxide
NaOH
potassium hydroxide
KOH
bis-diazonium salt
diazonium salt
water
H₂O
dimethyl formamide
C₃H₇NO
N-methyl pyrroldine
ethanol
C₂H₅OH
dimethyl sulfoxide
C₂H₆OS
interlayer distance controlled graphene composition
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 A is an atomic force microscopic image of a graphene oxide (GO) according to an example of a method of producing interlayer distance controlled …
FIG.3C are transmission electron microscope (TEM) images of rGO-BD 1, rGO- BD 2, and rGO-BD 3, respectively, obtained according to an example of a method of …
FIG.4D are scanning electron microscope (SEM) images at high- magnification of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG. 5 C are scanning electron microscope (SEM) images at low- magnification of rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, according to an example of a …
FIG.6A illustrates XPS C 1 s peak comparison of rGO-BD 1, rGO-BD 2, and rGO-BD 3, according to an example of a method of producing interlayer distance …
FIG.6A illustrates XPS C 1 s peak comparison of rGO-BD 1, rGO-BD 2, and rGO-BD 3, according to an example of a method of producing interlayer distance …
FIG.7 is a Raman spectra of the bulk rGO that is untreated by B D, according to an example of a method of producing interlayer distance controlled graphene. …
FIG.9 B is a graph showing Nyquist plot in the frequency range from about 0.01 Hz to about 100 kHz with about 10mV ac amplitude (wherein inset indicates …
FIG.10 is a graph showing the dependency of capacitive current on the applied scan rate (extracted from CV curves at about 0.1 V, for the discharge), according …
FIG.11D are graphs illustrating the electrochemical behavior of galvano charge-discharge curves of rGO, rGO-BD 1, rGO-BD 2, and rGO-BD 3, respectively, in …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
interlayer distance of graphene composition (claimed) | 0.72 nm | interlayer distance controlled graphene composition |
interlayer distance of graphene composition range (claimed) | 0.34–1 nm | interlayer distance controlled graphene composition |
interlayer distance of native graphene (background) | 0.35 nm | — |
Thickness | ≤ 1 nm | — |
Thickness | 0.4–20 nm | — |
Thickness | 1–20 nm | — |
Thickness | 5–20 nm | — |
Thickness | 10–20 nm | — |
Thickness | 15–20 nm | — |
Thickness | 0.4–15 nm | — |
Thickness | 1–15 nm | — |
Thickness | 5–15 nm | — |
Thickness | 10–15 nm | — |
Thickness | 0.4–10 nm | — |
Thickness | 1–10 nm | — |
Thickness | 5–10 nm | — |
Thickness | 0.4–5 nm | — |
Thickness | 1–5 nm | — |
Thickness | 0.4–1 nm | — |
Related documents with shared materials, methods, properties, or citations.
CRUMPLED GRAPHENE-ENCAPSULATED NANOSTRUCTURES AND LITHIUM ION BATTERY ANODES MADE THEREFROM
Supercapacitor with a meso-porous nano graphene electrode
SOLVATED GRAPHENE FRAMEWORKS AS HIGH-PERFORMANCE ANODES FOR LITHIUM-ION BATTERIES
ELECTROCHEMICAL DEVICES COMPRISING GRAPHENE
METHOD FOR MANUFACTURING GRAPHENE BALLS
STRUCTURE INCLUDING MOLECULAR MONOLAYER AND GRAPHENE ELECTRODE, FLEXIBLE ELECTRONIC DEVICE, AND METHOD OF PRODUCING THE SAME
GRAPHENE/METAL NANOWIRE HYBRID TRANSPARENT CONDUCTIVE FILMS
GRAPHENE, POWER STORAGE DEVICE, AND ELECTRIC DEVICE
METHOD OF PRODUCING GRAPHENE USING SURFACTANT
GRAPHENE OXIDE BASED ELECTROCHEMICAL CELL AND BATTERY
METHOD FOR THE SYNTHESIS OF GRAPHENE OXIDE