Patent
US 10,529,977Method for Manufacturing Storage Battery Electrode Including Graphene
Tatsuya IKENUMA
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 10,529,977Patent drawings and their descriptions. Click a drawing to enlarge it.
FIGS. 1 A and 1 B illustrate a coin-type storage battery.
FIG. 2C but are actually thin films each having a thickness corresponding to the thickness of a single layer or a multiple layer of carbon molecules. The …
FIG. 3A. For comparison, in Reaction Formula 1, a reaction occurring in the case where the graphene oxide is heated without performing Step S₁₂ is shown. In …
FIG. 4. Specifically, a method for manufacturing the storage battery electrode 100 including the active material layer 102 illustrated in
FIG. 5. Specifically, a surface of an active material is coated with graphene oxide, and the graphene oxide is reduced. After that, with use of the active …
FIG. 6 shows solid-state 1 C NMR spectra of Comparative Example 1 and Graphene Oxides A to C. In spectra of Graphene Oxides A to C, the intensities of peaks at …
FIG. 7A. In this case, a secondary battery voltage V B is the sum of a 10 voltage V R applied to the internal resistance R and a voltage Vc applied to the …
FIG. 8D shows an example of the secondary battery voltage V B and charging current while the CCCV charging is performed and after the CCCV charging is …
FIG. 9 shows an example of the secondary battery voltage V B and charging current while the CC discharging is performed. As discharging proceeds, the secondary …
FIGS. 10 A and 10B are each a graph showing the discharge characteristics, where the 20 horizontal axis represents discharge capacity (mAh/g) and the vertical …
FIG. 11 B is a cross-sectional view thereof. [0152] 10 In a coin-type storage battery 300, a positive electrode can 301 doubling as a positive electrode …
FIG. 12, the 5 positive electrode current collector 501 and the negative electrode current collector 504 also serve as terminals for an electrical contact with …
FIGS. 13A and 13B each illustrate a laminated storage battery.
FIG. 14B is a diagram schematically illustrating a cross section of the cylindrical storage battery. Inside the battery can 602 having a hollow cylindrical …
FIG. 15. The electric refrigerator-freezer 730 can receive electric power from a commercial power supply. Alternatively, the electric refrigerator- freezer 730 …
FIG. 16C.
FIGS. 17A and 17B illustrate an example of an electronic device. BEST MODE FOR CARRYING OUT THE INVENTION [0032] 5 Hereinafter, embodiments will be described …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Canceled
A method for manufacturing a storage battery electrode, comprising the steps of: dispersing graphene oxide into a solution, the solution containing alcohol or acid; heating the graphene oxide in the solution; forming a mixture of the graphene oxide, an active material, a binder, and a solvent after heating the graphene oxide; applying the mixture on a current collector; removing the solvent in the mixture after applying; and reducing the graphene oxide in the mixture, so that an active material layer containing graphene is formed over the current collector [[.]], wherein the graphene oxide includes an alkoxy group after the heating, and wherein the step of reducing is performed by immersing the graphene oxide in a polar solvent containing a reducing agent. Currently amended
The method for manufacturing a storage battery electrode according to claim 2, wherein the step of reducing is performed by heating the graphene oxide, and wherein a heating temperature is higher than or equal to 60 0 C and lower than or equal to 150 0 C. Original
The method for manufacturing a storage battery electrode according to claim 2, wherein the alcohol is 1-propanol or 2-propanol. Original
The method for manufacturing a storage battery electrode according to claim 2, wherein the acid is carboxylic acid. Original
A method for manufacturing a storage battery electrode, comprising the steps of: dispersing graphene oxide into a solution, the solution containing alcohol or acid; heating the graphene oxide in the solution; forming a first mixture of the graphene oxide and an active material after heating the graphene oxide; forming a second mixture by reducing the graphene oxide in the first mixture; forming a third mixture of the second mixture, a binder, a conductive additive, and a solvent, applying the third mixture on a current collector; and removing the solvent in the third mixture, so that an active material layer containing graphene is formed over the current collector[[.]], wherein the graphene oxide includes an alkoxy group after the heating, and wherein the step of reducing is performed by immersing the graphene oxide in a polar solvent containing a reducing agent. Currently amended
The method for manufacturing a storage battery electrode according to claim 3, wherein the step of reducing is performed by heating the graphene oxide, and wherein a heating temperature is higher than or equal to 60 0 C and lower than or equal to 150 0 C. Original
The method for manufacturing a storage battery electrode according to claim 3, wherein the alcohol is 1-propanol or 2-propanol. Original
The method for manufacturing a storage battery electrode according to claim 3, wherein the acid is carboxylic acid. Original
Canceled
7-10. Canceled
Canceled
Canceled
16-22. 4121-()427-11Iu I 74()71(,-)(42()2 Canceled
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
storage battery electrode
Materials described outside the worked examples.
graphene oxide
graphene
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2C but are actually thin films each having a thickness corresponding to the thickness of a single layer or a multiple layer of carbon molecules. The …
Table 1
47
A result thereof is shown in Table 1.
p. 35
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,529,977Patent drawings and their descriptions. Click a drawing to enlarge it.
FIGS. 1 A and 1 B illustrate a coin-type storage battery.
FIG. 2C but are actually thin films each having a thickness corresponding to the thickness of a single layer or a multiple layer of carbon molecules. The …
FIG. 3A. For comparison, in Reaction Formula 1, a reaction occurring in the case where the graphene oxide is heated without performing Step S₁₂ is shown. In …
FIG. 4. Specifically, a method for manufacturing the storage battery electrode 100 including the active material layer 102 illustrated in
FIG. 5. Specifically, a surface of an active material is coated with graphene oxide, and the graphene oxide is reduced. After that, with use of the active …
FIG. 6 shows solid-state 1 C NMR spectra of Comparative Example 1 and Graphene Oxides A to C. In spectra of Graphene Oxides A to C, the intensities of peaks at …
FIG. 7A. In this case, a secondary battery voltage V B is the sum of a 10 voltage V R applied to the internal resistance R and a voltage Vc applied to the …
FIG. 8D shows an example of the secondary battery voltage V B and charging current while the CCCV charging is performed and after the CCCV charging is …
FIG. 9 shows an example of the secondary battery voltage V B and charging current while the CC discharging is performed. As discharging proceeds, the secondary …
FIGS. 10 A and 10B are each a graph showing the discharge characteristics, where the 20 horizontal axis represents discharge capacity (mAh/g) and the vertical …
FIG. 11 B is a cross-sectional view thereof. [0152] 10 In a coin-type storage battery 300, a positive electrode can 301 doubling as a positive electrode …
FIG. 12, the 5 positive electrode current collector 501 and the negative electrode current collector 504 also serve as terminals for an electrical contact with …
FIGS. 13A and 13B each illustrate a laminated storage battery.
FIG. 14B is a diagram schematically illustrating a cross section of the cylindrical storage battery. Inside the battery can 602 having a hollow cylindrical …
FIG. 15. The electric refrigerator-freezer 730 can receive electric power from a commercial power supply. Alternatively, the electric refrigerator- freezer 730 …
FIG. 16C.
FIGS. 17A and 17B illustrate an example of an electronic device. BEST MODE FOR CARRYING OUT THE INVENTION [0032] 5 Hereinafter, embodiments will be described …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Canceled
A method for manufacturing a storage battery electrode, comprising the steps of: dispersing graphene oxide into a solution, the solution containing alcohol or acid; heating the graphene oxide in the solution; forming a mixture of the graphene oxide, an active material, a binder, and a solvent after heating the graphene oxide; applying the mixture on a current collector; removing the solvent in the mixture after applying; and reducing the graphene oxide in the mixture, so that an active material layer containing graphene is formed over the current collector [[.]], wherein the graphene oxide includes an alkoxy group after the heating, and wherein the step of reducing is performed by immersing the graphene oxide in a polar solvent containing a reducing agent. Currently amended
The method for manufacturing a storage battery electrode according to claim 2, wherein the step of reducing is performed by heating the graphene oxide, and wherein a heating temperature is higher than or equal to 60 0 C and lower than or equal to 150 0 C. Original
The method for manufacturing a storage battery electrode according to claim 2, wherein the alcohol is 1-propanol or 2-propanol. Original
The method for manufacturing a storage battery electrode according to claim 2, wherein the acid is carboxylic acid. Original
A method for manufacturing a storage battery electrode, comprising the steps of: dispersing graphene oxide into a solution, the solution containing alcohol or acid; heating the graphene oxide in the solution; forming a first mixture of the graphene oxide and an active material after heating the graphene oxide; forming a second mixture by reducing the graphene oxide in the first mixture; forming a third mixture of the second mixture, a binder, a conductive additive, and a solvent, applying the third mixture on a current collector; and removing the solvent in the third mixture, so that an active material layer containing graphene is formed over the current collector[[.]], wherein the graphene oxide includes an alkoxy group after the heating, and wherein the step of reducing is performed by immersing the graphene oxide in a polar solvent containing a reducing agent. Currently amended
The method for manufacturing a storage battery electrode according to claim 3, wherein the step of reducing is performed by heating the graphene oxide, and wherein a heating temperature is higher than or equal to 60 0 C and lower than or equal to 150 0 C. Original
The method for manufacturing a storage battery electrode according to claim 3, wherein the alcohol is 1-propanol or 2-propanol. Original
The method for manufacturing a storage battery electrode according to claim 3, wherein the acid is carboxylic acid. Original
Canceled
7-10. Canceled
Canceled
Canceled
16-22. 4121-()427-11Iu I 74()71(,-)(42()2 Canceled
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
storage battery electrode
Materials described outside the worked examples.
graphene oxide
graphene
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2C but are actually thin films each having a thickness corresponding to the thickness of a single layer or a multiple layer of carbon molecules. The …
Table 1
47
A result thereof is shown in Table 1.
p. 35
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,529,977Patent drawings and their descriptions. Click a drawing to enlarge it.
FIGS. 1 A and 1 B illustrate a coin-type storage battery.
FIG. 2C but are actually thin films each having a thickness corresponding to the thickness of a single layer or a multiple layer of carbon molecules. The …
FIG. 3A. For comparison, in Reaction Formula 1, a reaction occurring in the case where the graphene oxide is heated without performing Step S₁₂ is shown. In …
FIG. 4. Specifically, a method for manufacturing the storage battery electrode 100 including the active material layer 102 illustrated in
FIG. 5. Specifically, a surface of an active material is coated with graphene oxide, and the graphene oxide is reduced. After that, with use of the active …
FIG. 6 shows solid-state 1 C NMR spectra of Comparative Example 1 and Graphene Oxides A to C. In spectra of Graphene Oxides A to C, the intensities of peaks at …
FIG. 7A. In this case, a secondary battery voltage V B is the sum of a 10 voltage V R applied to the internal resistance R and a voltage Vc applied to the …
FIG. 8D shows an example of the secondary battery voltage V B and charging current while the CCCV charging is performed and after the CCCV charging is …
FIG. 9 shows an example of the secondary battery voltage V B and charging current while the CC discharging is performed. As discharging proceeds, the secondary …
FIGS. 10 A and 10B are each a graph showing the discharge characteristics, where the 20 horizontal axis represents discharge capacity (mAh/g) and the vertical …
FIG. 11 B is a cross-sectional view thereof. [0152] 10 In a coin-type storage battery 300, a positive electrode can 301 doubling as a positive electrode …
FIG. 12, the 5 positive electrode current collector 501 and the negative electrode current collector 504 also serve as terminals for an electrical contact with …
FIGS. 13A and 13B each illustrate a laminated storage battery.
FIG. 14B is a diagram schematically illustrating a cross section of the cylindrical storage battery. Inside the battery can 602 having a hollow cylindrical …
FIG. 15. The electric refrigerator-freezer 730 can receive electric power from a commercial power supply. Alternatively, the electric refrigerator- freezer 730 …
FIG. 16C.
FIGS. 17A and 17B illustrate an example of an electronic device. BEST MODE FOR CARRYING OUT THE INVENTION [0032] 5 Hereinafter, embodiments will be described …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Canceled
A method for manufacturing a storage battery electrode, comprising the steps of: dispersing graphene oxide into a solution, the solution containing alcohol or acid; heating the graphene oxide in the solution; forming a mixture of the graphene oxide, an active material, a binder, and a solvent after heating the graphene oxide; applying the mixture on a current collector; removing the solvent in the mixture after applying; and reducing the graphene oxide in the mixture, so that an active material layer containing graphene is formed over the current collector [[.]], wherein the graphene oxide includes an alkoxy group after the heating, and wherein the step of reducing is performed by immersing the graphene oxide in a polar solvent containing a reducing agent. Currently amended
The method for manufacturing a storage battery electrode according to claim 2, wherein the step of reducing is performed by heating the graphene oxide, and wherein a heating temperature is higher than or equal to 60 0 C and lower than or equal to 150 0 C. Original
The method for manufacturing a storage battery electrode according to claim 2, wherein the alcohol is 1-propanol or 2-propanol. Original
The method for manufacturing a storage battery electrode according to claim 2, wherein the acid is carboxylic acid. Original
A method for manufacturing a storage battery electrode, comprising the steps of: dispersing graphene oxide into a solution, the solution containing alcohol or acid; heating the graphene oxide in the solution; forming a first mixture of the graphene oxide and an active material after heating the graphene oxide; forming a second mixture by reducing the graphene oxide in the first mixture; forming a third mixture of the second mixture, a binder, a conductive additive, and a solvent, applying the third mixture on a current collector; and removing the solvent in the third mixture, so that an active material layer containing graphene is formed over the current collector[[.]], wherein the graphene oxide includes an alkoxy group after the heating, and wherein the step of reducing is performed by immersing the graphene oxide in a polar solvent containing a reducing agent. Currently amended
The method for manufacturing a storage battery electrode according to claim 3, wherein the step of reducing is performed by heating the graphene oxide, and wherein a heating temperature is higher than or equal to 60 0 C and lower than or equal to 150 0 C. Original
The method for manufacturing a storage battery electrode according to claim 3, wherein the alcohol is 1-propanol or 2-propanol. Original
The method for manufacturing a storage battery electrode according to claim 3, wherein the acid is carboxylic acid. Original
Canceled
7-10. Canceled
Canceled
Canceled
16-22. 4121-()427-11Iu I 74()71(,-)(42()2 Canceled
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
storage battery electrode
Materials described outside the worked examples.
graphene oxide
graphene
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2C but are actually thin films each having a thickness corresponding to the thickness of a single layer or a multiple layer of carbon molecules. The …
Table 1
47
A result thereof is shown in Table 1.
p. 35
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,529,977Patent drawings and their descriptions. Click a drawing to enlarge it.
FIGS. 1 A and 1 B illustrate a coin-type storage battery.
FIG. 2C but are actually thin films each having a thickness corresponding to the thickness of a single layer or a multiple layer of carbon molecules. The …
FIG. 3A. For comparison, in Reaction Formula 1, a reaction occurring in the case where the graphene oxide is heated without performing Step S₁₂ is shown. In …
FIG. 4. Specifically, a method for manufacturing the storage battery electrode 100 including the active material layer 102 illustrated in
FIG. 5. Specifically, a surface of an active material is coated with graphene oxide, and the graphene oxide is reduced. After that, with use of the active …
FIG. 6 shows solid-state 1 C NMR spectra of Comparative Example 1 and Graphene Oxides A to C. In spectra of Graphene Oxides A to C, the intensities of peaks at …
FIG. 7A. In this case, a secondary battery voltage V B is the sum of a 10 voltage V R applied to the internal resistance R and a voltage Vc applied to the …
FIG. 8D shows an example of the secondary battery voltage V B and charging current while the CCCV charging is performed and after the CCCV charging is …
FIG. 9 shows an example of the secondary battery voltage V B and charging current while the CC discharging is performed. As discharging proceeds, the secondary …
FIGS. 10 A and 10B are each a graph showing the discharge characteristics, where the 20 horizontal axis represents discharge capacity (mAh/g) and the vertical …
FIG. 11 B is a cross-sectional view thereof. [0152] 10 In a coin-type storage battery 300, a positive electrode can 301 doubling as a positive electrode …
FIG. 12, the 5 positive electrode current collector 501 and the negative electrode current collector 504 also serve as terminals for an electrical contact with …
FIGS. 13A and 13B each illustrate a laminated storage battery.
FIG. 14B is a diagram schematically illustrating a cross section of the cylindrical storage battery. Inside the battery can 602 having a hollow cylindrical …
FIG. 15. The electric refrigerator-freezer 730 can receive electric power from a commercial power supply. Alternatively, the electric refrigerator- freezer 730 …
FIG. 16C.
FIGS. 17A and 17B illustrate an example of an electronic device. BEST MODE FOR CARRYING OUT THE INVENTION [0032] 5 Hereinafter, embodiments will be described …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Canceled
A method for manufacturing a storage battery electrode, comprising the steps of: dispersing graphene oxide into a solution, the solution containing alcohol or acid; heating the graphene oxide in the solution; forming a mixture of the graphene oxide, an active material, a binder, and a solvent after heating the graphene oxide; applying the mixture on a current collector; removing the solvent in the mixture after applying; and reducing the graphene oxide in the mixture, so that an active material layer containing graphene is formed over the current collector [[.]], wherein the graphene oxide includes an alkoxy group after the heating, and wherein the step of reducing is performed by immersing the graphene oxide in a polar solvent containing a reducing agent. Currently amended
The method for manufacturing a storage battery electrode according to claim 2, wherein the step of reducing is performed by heating the graphene oxide, and wherein a heating temperature is higher than or equal to 60 0 C and lower than or equal to 150 0 C. Original
The method for manufacturing a storage battery electrode according to claim 2, wherein the alcohol is 1-propanol or 2-propanol. Original
The method for manufacturing a storage battery electrode according to claim 2, wherein the acid is carboxylic acid. Original
A method for manufacturing a storage battery electrode, comprising the steps of: dispersing graphene oxide into a solution, the solution containing alcohol or acid; heating the graphene oxide in the solution; forming a first mixture of the graphene oxide and an active material after heating the graphene oxide; forming a second mixture by reducing the graphene oxide in the first mixture; forming a third mixture of the second mixture, a binder, a conductive additive, and a solvent, applying the third mixture on a current collector; and removing the solvent in the third mixture, so that an active material layer containing graphene is formed over the current collector[[.]], wherein the graphene oxide includes an alkoxy group after the heating, and wherein the step of reducing is performed by immersing the graphene oxide in a polar solvent containing a reducing agent. Currently amended
The method for manufacturing a storage battery electrode according to claim 3, wherein the step of reducing is performed by heating the graphene oxide, and wherein a heating temperature is higher than or equal to 60 0 C and lower than or equal to 150 0 C. Original
The method for manufacturing a storage battery electrode according to claim 3, wherein the alcohol is 1-propanol or 2-propanol. Original
The method for manufacturing a storage battery electrode according to claim 3, wherein the acid is carboxylic acid. Original
Canceled
7-10. Canceled
Canceled
Canceled
16-22. 4121-()427-11Iu I 74()71(,-)(42()2 Canceled
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
storage battery electrode
Materials described outside the worked examples.
graphene oxide
graphene
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2C but are actually thin films each having a thickness corresponding to the thickness of a single layer or a multiple layer of carbon molecules. The …
Table 1
47
A result thereof is shown in Table 1.
p. 35
Related documents with shared materials, methods, properties, or citations.
binder
conductive additive
1-propanol
C₃H₇OH
carboxylic acid
graphene oxide with alkoxy group
polar solvent containing a reducing agent
graphene with alkyl group supported by ether bond or ester bond
lithium cobalt oxide
LiCoO₂
lithium iron phosphate
LiFePO₄
polyvinylidene fluoride
acetylene black
FIGS. 10 A and 10B are each a graph showing the discharge characteristics, where the 20 horizontal axis represents discharge capacity (mAh/g) and the vertical …
FIG. 12, the 5 positive electrode current collector 501 and the negative electrode current collector 504 also serve as terminals for an electrical contact with …
FIG. 15. The electric refrigerator-freezer 730 can receive electric power from a commercial power supply. Alternatively, the electric refrigerator- freezer 730 …
binder
conductive additive
1-propanol
C₃H₇OH
carboxylic acid
graphene oxide with alkoxy group
polar solvent containing a reducing agent
graphene with alkyl group supported by ether bond or ester bond
lithium cobalt oxide
LiCoO₂
lithium iron phosphate
LiFePO₄
polyvinylidene fluoride
acetylene black
FIGS. 10 A and 10B are each a graph showing the discharge characteristics, where the 20 horizontal axis represents discharge capacity (mAh/g) and the vertical …
FIG. 12, the 5 positive electrode current collector 501 and the negative electrode current collector 504 also serve as terminals for an electrical contact with …
FIG. 15. The electric refrigerator-freezer 730 can receive electric power from a commercial power supply. Alternatively, the electric refrigerator- freezer 730 …
binder
conductive additive
1-propanol
C₃H₇OH
carboxylic acid
graphene oxide with alkoxy group
polar solvent containing a reducing agent
graphene with alkyl group supported by ether bond or ester bond
lithium cobalt oxide
LiCoO₂
lithium iron phosphate
LiFePO₄
polyvinylidene fluoride
acetylene black
FIGS. 10 A and 10B are each a graph showing the discharge characteristics, where the 20 horizontal axis represents discharge capacity (mAh/g) and the vertical …
FIG. 12, the 5 positive electrode current collector 501 and the negative electrode current collector 504 also serve as terminals for an electrical contact with …
FIG. 15. The electric refrigerator-freezer 730 can receive electric power from a commercial power supply. Alternatively, the electric refrigerator- freezer 730 …
binder
conductive additive
1-propanol
C₃H₇OH
carboxylic acid
graphene oxide with alkoxy group
polar solvent containing a reducing agent
graphene with alkyl group supported by ether bond or ester bond
lithium cobalt oxide
LiCoO₂
lithium iron phosphate
LiFePO₄
polyvinylidene fluoride
acetylene black
FIGS. 10 A and 10B are each a graph showing the discharge characteristics, where the 20 horizontal axis represents discharge capacity (mAh/g) and the vertical …
FIG. 12, the 5 positive electrode current collector 501 and the negative electrode current collector 504 also serve as terminals for an electrical contact with …
FIG. 15. The electric refrigerator-freezer 730 can receive electric power from a commercial power supply. Alternatively, the electric refrigerator- freezer 730 …