Patent
US 8,956,765LITHIUM ION BATTERY
JIA-PING WANG
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 8,956,765Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a schematic side view of an embodiment of a lithium ion battery. [0008 1
FIG. 2 is a structural schematic view of a lithium ion battery cathode. [0009]
FIG. 3 is an SEM image of one embodiment of a lithium ion battery cathode. [0010]
FIG. 4, a method for making a lithium ion battery is provided. The method includes the following steps: Si: providing a cathode material layer and an anode …
FIG. 5 is a flowchart for making a lithium ion battery according to another embodiment. DETAILED DESCRIPTION [0012] The disclosure is illustrated by way of …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
: A lithium ion battery comprising at least one battery cell, the at least one battery cell comprising: a cathode electrode; an anode electrode; and a separator sandwiched between the cathode electrode and the anode electrode; wherein at least one of the cathode electrode and the anode electrode comprises a current collector, and the current collector comprises a graphene layer and a carbon nanotube layer stacked with the graphene layer.
: The lithium ion battery of claim 1, wherein the graphene layer comprises at least one graphene.
: The lithium ion battery of claim 1, wherein the graphene layer comprises a plurality of graphenes stacked with each other or joined with each other.
: The lithium ion battery of claim 1, wherein the carbon nanotube layer consists of a plurality of carbon nanotubes.
: The lithium ion battery of claim 1, wherein the carbon nanotube layer comprises a plurality of pores, and the graphene layer covers the plurality of pores.
: The lithium ion battery of claim 1, wherein the cathode electrode comprises a cathode material layer and a cathode current collector comprising the graphene layer and the carbon nanotube layer.
: The lithium ion battery of claim 1, wherein the cathode material layer consists of a plurality of cathode active material particles and a plurality of carbon nanotubes.
: The lithium ion battery of claim 1, wherein the anode electrode further comprises an anode material layer and an anode current collector comprising the graphene layer and the carbon nanotube laye r, and the carbon nanotube layer is located between the anode material layer and the graphene layer.
: The lithium ion battery of claim 1, wherein the anode material layer consists of a plurality of anode active material particles and a plurality of carbon nanotubes.
: The lithium ion battery of claim 1, further comprising a plurality of battery cells stacked with each other.
: A lithium ion battery comprising at least one battery cell, the at least one battery cell comprising: a cathode electrode comprising a cathode material layer and a cathode current collector stacked with the cathode material layer, the cathode current collector comprising a graphene layer and a carbon nanotube layer; an anode electrode comprising an anode material layer and an anode current collector stacked with each other; and a separator sandwiched between the cathode material layer and the anode material layer.
: The lithium ion battery of claim 14, wherein the cathode material layer consists of 4 App l. No. 13/662,727 Response to Office Action Dated: Attorney Docket No. a plurality of cathode active material particles and a plurality of carbon nanotubes.
: The lithium ion batte r y of claim 14, wherein the graphene layer is located between the cathode material layer and the carbon nanotube layer.
: The lithium ion battery of claim 14, wherein the cathode electrode comprises two cathode material layers and one cathode current collector, and the cathode current collector is sandwiched by the two cathode material layers.
: The lithium ion battery of claim 14, wherein the anode current collector comprises [[the]] a graphene layer and [[the]] a carbon nanotube layer.
: The lithium ion battery of claim 14, wherein the carbon nanotube layer defines a plurality of pores, and the graphene layer covers the plurality of pores.
Layer stacks claimed or described, ordered top of device to substrate.
lithium ion battery
Materials described outside the worked examples.
graphene layer
carbon nanotube layer
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 3 is an SEM image of one embodiment of a lithium ion battery cathode. [0010]
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
graphene layer thickness | 10–200 nm | graphene layer |
Thickness | 0.5–10000000 nm |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 8,956,765Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a schematic side view of an embodiment of a lithium ion battery. [0008 1
FIG. 2 is a structural schematic view of a lithium ion battery cathode. [0009]
FIG. 3 is an SEM image of one embodiment of a lithium ion battery cathode. [0010]
FIG. 4, a method for making a lithium ion battery is provided. The method includes the following steps: Si: providing a cathode material layer and an anode …
FIG. 5 is a flowchart for making a lithium ion battery according to another embodiment. DETAILED DESCRIPTION [0012] The disclosure is illustrated by way of …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
: A lithium ion battery comprising at least one battery cell, the at least one battery cell comprising: a cathode electrode; an anode electrode; and a separator sandwiched between the cathode electrode and the anode electrode; wherein at least one of the cathode electrode and the anode electrode comprises a current collector, and the current collector comprises a graphene layer and a carbon nanotube layer stacked with the graphene layer.
: The lithium ion battery of claim 1, wherein the graphene layer comprises at least one graphene.
: The lithium ion battery of claim 1, wherein the graphene layer comprises a plurality of graphenes stacked with each other or joined with each other.
: The lithium ion battery of claim 1, wherein the carbon nanotube layer consists of a plurality of carbon nanotubes.
: The lithium ion battery of claim 1, wherein the carbon nanotube layer comprises a plurality of pores, and the graphene layer covers the plurality of pores.
: The lithium ion battery of claim 1, wherein the cathode electrode comprises a cathode material layer and a cathode current collector comprising the graphene layer and the carbon nanotube layer.
: The lithium ion battery of claim 1, wherein the cathode material layer consists of a plurality of cathode active material particles and a plurality of carbon nanotubes.
: The lithium ion battery of claim 1, wherein the anode electrode further comprises an anode material layer and an anode current collector comprising the graphene layer and the carbon nanotube laye r, and the carbon nanotube layer is located between the anode material layer and the graphene layer.
: The lithium ion battery of claim 1, wherein the anode material layer consists of a plurality of anode active material particles and a plurality of carbon nanotubes.
: The lithium ion battery of claim 1, further comprising a plurality of battery cells stacked with each other.
: A lithium ion battery comprising at least one battery cell, the at least one battery cell comprising: a cathode electrode comprising a cathode material layer and a cathode current collector stacked with the cathode material layer, the cathode current collector comprising a graphene layer and a carbon nanotube layer; an anode electrode comprising an anode material layer and an anode current collector stacked with each other; and a separator sandwiched between the cathode material layer and the anode material layer.
: The lithium ion battery of claim 14, wherein the cathode material layer consists of 4 App l. No. 13/662,727 Response to Office Action Dated: Attorney Docket No. a plurality of cathode active material particles and a plurality of carbon nanotubes.
: The lithium ion batte r y of claim 14, wherein the graphene layer is located between the cathode material layer and the carbon nanotube layer.
: The lithium ion battery of claim 14, wherein the cathode electrode comprises two cathode material layers and one cathode current collector, and the cathode current collector is sandwiched by the two cathode material layers.
: The lithium ion battery of claim 14, wherein the anode current collector comprises [[the]] a graphene layer and [[the]] a carbon nanotube layer.
: The lithium ion battery of claim 14, wherein the carbon nanotube layer defines a plurality of pores, and the graphene layer covers the plurality of pores.
Layer stacks claimed or described, ordered top of device to substrate.
lithium ion battery
Materials described outside the worked examples.
graphene layer
carbon nanotube layer
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 3 is an SEM image of one embodiment of a lithium ion battery cathode. [0010]
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
graphene layer thickness | 10–200 nm | graphene layer |
Thickness | 0.5–10000000 nm |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 8,956,765Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a schematic side view of an embodiment of a lithium ion battery. [0008 1
FIG. 2 is a structural schematic view of a lithium ion battery cathode. [0009]
FIG. 3 is an SEM image of one embodiment of a lithium ion battery cathode. [0010]
FIG. 4, a method for making a lithium ion battery is provided. The method includes the following steps: Si: providing a cathode material layer and an anode …
FIG. 5 is a flowchart for making a lithium ion battery according to another embodiment. DETAILED DESCRIPTION [0012] The disclosure is illustrated by way of …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
: A lithium ion battery comprising at least one battery cell, the at least one battery cell comprising: a cathode electrode; an anode electrode; and a separator sandwiched between the cathode electrode and the anode electrode; wherein at least one of the cathode electrode and the anode electrode comprises a current collector, and the current collector comprises a graphene layer and a carbon nanotube layer stacked with the graphene layer.
: The lithium ion battery of claim 1, wherein the graphene layer comprises at least one graphene.
: The lithium ion battery of claim 1, wherein the graphene layer comprises a plurality of graphenes stacked with each other or joined with each other.
: The lithium ion battery of claim 1, wherein the carbon nanotube layer consists of a plurality of carbon nanotubes.
: The lithium ion battery of claim 1, wherein the carbon nanotube layer comprises a plurality of pores, and the graphene layer covers the plurality of pores.
: The lithium ion battery of claim 1, wherein the cathode electrode comprises a cathode material layer and a cathode current collector comprising the graphene layer and the carbon nanotube layer.
: The lithium ion battery of claim 1, wherein the cathode material layer consists of a plurality of cathode active material particles and a plurality of carbon nanotubes.
: The lithium ion battery of claim 1, wherein the anode electrode further comprises an anode material layer and an anode current collector comprising the graphene layer and the carbon nanotube laye r, and the carbon nanotube layer is located between the anode material layer and the graphene layer.
: The lithium ion battery of claim 1, wherein the anode material layer consists of a plurality of anode active material particles and a plurality of carbon nanotubes.
: The lithium ion battery of claim 1, further comprising a plurality of battery cells stacked with each other.
: A lithium ion battery comprising at least one battery cell, the at least one battery cell comprising: a cathode electrode comprising a cathode material layer and a cathode current collector stacked with the cathode material layer, the cathode current collector comprising a graphene layer and a carbon nanotube layer; an anode electrode comprising an anode material layer and an anode current collector stacked with each other; and a separator sandwiched between the cathode material layer and the anode material layer.
: The lithium ion battery of claim 14, wherein the cathode material layer consists of 4 App l. No. 13/662,727 Response to Office Action Dated: Attorney Docket No. a plurality of cathode active material particles and a plurality of carbon nanotubes.
: The lithium ion batte r y of claim 14, wherein the graphene layer is located between the cathode material layer and the carbon nanotube layer.
: The lithium ion battery of claim 14, wherein the cathode electrode comprises two cathode material layers and one cathode current collector, and the cathode current collector is sandwiched by the two cathode material layers.
: The lithium ion battery of claim 14, wherein the anode current collector comprises [[the]] a graphene layer and [[the]] a carbon nanotube layer.
: The lithium ion battery of claim 14, wherein the carbon nanotube layer defines a plurality of pores, and the graphene layer covers the plurality of pores.
Layer stacks claimed or described, ordered top of device to substrate.
lithium ion battery
Materials described outside the worked examples.
graphene layer
carbon nanotube layer
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 3 is an SEM image of one embodiment of a lithium ion battery cathode. [0010]
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
graphene layer thickness | 10–200 nm | graphene layer |
Thickness | 0.5–10000000 nm |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 8,956,765Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a schematic side view of an embodiment of a lithium ion battery. [0008 1
FIG. 2 is a structural schematic view of a lithium ion battery cathode. [0009]
FIG. 3 is an SEM image of one embodiment of a lithium ion battery cathode. [0010]
FIG. 4, a method for making a lithium ion battery is provided. The method includes the following steps: Si: providing a cathode material layer and an anode …
FIG. 5 is a flowchart for making a lithium ion battery according to another embodiment. DETAILED DESCRIPTION [0012] The disclosure is illustrated by way of …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
: A lithium ion battery comprising at least one battery cell, the at least one battery cell comprising: a cathode electrode; an anode electrode; and a separator sandwiched between the cathode electrode and the anode electrode; wherein at least one of the cathode electrode and the anode electrode comprises a current collector, and the current collector comprises a graphene layer and a carbon nanotube layer stacked with the graphene layer.
: The lithium ion battery of claim 1, wherein the graphene layer comprises at least one graphene.
: The lithium ion battery of claim 1, wherein the graphene layer comprises a plurality of graphenes stacked with each other or joined with each other.
: The lithium ion battery of claim 1, wherein the carbon nanotube layer consists of a plurality of carbon nanotubes.
: The lithium ion battery of claim 1, wherein the carbon nanotube layer comprises a plurality of pores, and the graphene layer covers the plurality of pores.
: The lithium ion battery of claim 1, wherein the cathode electrode comprises a cathode material layer and a cathode current collector comprising the graphene layer and the carbon nanotube layer.
: The lithium ion battery of claim 1, wherein the cathode material layer consists of a plurality of cathode active material particles and a plurality of carbon nanotubes.
: The lithium ion battery of claim 1, wherein the anode electrode further comprises an anode material layer and an anode current collector comprising the graphene layer and the carbon nanotube laye r, and the carbon nanotube layer is located between the anode material layer and the graphene layer.
: The lithium ion battery of claim 1, wherein the anode material layer consists of a plurality of anode active material particles and a plurality of carbon nanotubes.
: The lithium ion battery of claim 1, further comprising a plurality of battery cells stacked with each other.
: A lithium ion battery comprising at least one battery cell, the at least one battery cell comprising: a cathode electrode comprising a cathode material layer and a cathode current collector stacked with the cathode material layer, the cathode current collector comprising a graphene layer and a carbon nanotube layer; an anode electrode comprising an anode material layer and an anode current collector stacked with each other; and a separator sandwiched between the cathode material layer and the anode material layer.
: The lithium ion battery of claim 14, wherein the cathode material layer consists of 4 App l. No. 13/662,727 Response to Office Action Dated: Attorney Docket No. a plurality of cathode active material particles and a plurality of carbon nanotubes.
: The lithium ion batte r y of claim 14, wherein the graphene layer is located between the cathode material layer and the carbon nanotube layer.
: The lithium ion battery of claim 14, wherein the cathode electrode comprises two cathode material layers and one cathode current collector, and the cathode current collector is sandwiched by the two cathode material layers.
: The lithium ion battery of claim 14, wherein the anode current collector comprises [[the]] a graphene layer and [[the]] a carbon nanotube layer.
: The lithium ion battery of claim 14, wherein the carbon nanotube layer defines a plurality of pores, and the graphene layer covers the plurality of pores.
Layer stacks claimed or described, ordered top of device to substrate.
lithium ion battery
Materials described outside the worked examples.
graphene layer
carbon nanotube layer
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 3 is an SEM image of one embodiment of a lithium ion battery cathode. [0010]
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
graphene layer thickness | 10–200 nm | graphene layer |
Thickness | 0.5–10000000 nm |
Related documents with shared materials, methods, properties, or citations.
cathode active material particles
anode active material particles
graphene
C
durability, and can be fashioned into desired shapes with a low risk to the integrity of the flocculated carbon nanotube film. The flocculated carbon nanotube film can be a free-standing structure due to the carbon nano tu bes being entangled and adhered together
| — |
Thickness | 1000–1000000 nm | — |
Thickness | 0.5–100000 nm | — |
Thickness | 100–300 µm | — |
Thickness | 50–200 µm | — |
Thickness | 5–60 µm | — |
Thickness | 15–40 µm | — |
Thickness | 10–80 µm | — |
Thickness | 0.1–10 µm | — |
— | 400–1500 W | — |
— | 800–1000 W | — |
Duration | 2–30 minutes | — |
Duration | 5–10 minutes | — |
Duration | 5–20 minutes | — |
Thickness | 100–100000 nm | — |
Duration | 20–60 minutes | — |
Pressure | 0.1–100 Pa | — |
Duration | 10–60 minutes | — |
Thickness | ≤ 10 µm | — |
Thickness | ≤ 1 mm | — |
Thickness | ≤ 15 µm | — |
cathode active material particles
anode active material particles
graphene
C
durability, and can be fashioned into desired shapes with a low risk to the integrity of the flocculated carbon nanotube film. The flocculated carbon nanotube film can be a free-standing structure due to the carbon nano tu bes being entangled and adhered together
| — |
Thickness | 1000–1000000 nm | — |
Thickness | 0.5–100000 nm | — |
Thickness | 100–300 µm | — |
Thickness | 50–200 µm | — |
Thickness | 5–60 µm | — |
Thickness | 15–40 µm | — |
Thickness | 10–80 µm | — |
Thickness | 0.1–10 µm | — |
— | 400–1500 W | — |
— | 800–1000 W | — |
Duration | 2–30 minutes | — |
Duration | 5–10 minutes | — |
Duration | 5–20 minutes | — |
Thickness | 100–100000 nm | — |
Duration | 20–60 minutes | — |
Pressure | 0.1–100 Pa | — |
Duration | 10–60 minutes | — |
Thickness | ≤ 10 µm | — |
Thickness | ≤ 1 mm | — |
Thickness | ≤ 15 µm | — |
cathode active material particles
anode active material particles
graphene
C
durability, and can be fashioned into desired shapes with a low risk to the integrity of the flocculated carbon nanotube film. The flocculated carbon nanotube film can be a free-standing structure due to the carbon nano tu bes being entangled and adhered together
| — |
Thickness | 1000–1000000 nm | — |
Thickness | 0.5–100000 nm | — |
Thickness | 100–300 µm | — |
Thickness | 50–200 µm | — |
Thickness | 5–60 µm | — |
Thickness | 15–40 µm | — |
Thickness | 10–80 µm | — |
Thickness | 0.1–10 µm | — |
— | 400–1500 W | — |
— | 800–1000 W | — |
Duration | 2–30 minutes | — |
Duration | 5–10 minutes | — |
Duration | 5–20 minutes | — |
Thickness | 100–100000 nm | — |
Duration | 20–60 minutes | — |
Pressure | 0.1–100 Pa | — |
Duration | 10–60 minutes | — |
Thickness | ≤ 10 µm | — |
Thickness | ≤ 1 mm | — |
Thickness | ≤ 15 µm | — |
cathode active material particles
anode active material particles
graphene
C
durability, and can be fashioned into desired shapes with a low risk to the integrity of the flocculated carbon nanotube film. The flocculated carbon nanotube film can be a free-standing structure due to the carbon nano tu bes being entangled and adhered together
| — |
Thickness | 1000–1000000 nm | — |
Thickness | 0.5–100000 nm | — |
Thickness | 100–300 µm | — |
Thickness | 50–200 µm | — |
Thickness | 5–60 µm | — |
Thickness | 15–40 µm | — |
Thickness | 10–80 µm | — |
Thickness | 0.1–10 µm | — |
— | 400–1500 W | — |
— | 800–1000 W | — |
Duration | 2–30 minutes | — |
Duration | 5–10 minutes | — |
Duration | 5–20 minutes | — |
Thickness | 100–100000 nm | — |
Duration | 20–60 minutes | — |
Pressure | 0.1–100 Pa | — |
Duration | 10–60 minutes | — |
Thickness | ≤ 10 µm | — |
Thickness | ≤ 1 mm | — |
Thickness | ≤ 15 µm | — |