Patent
US 10,483,555Fuel Cells Using Vertically Free-standing Graphene-containing Carbon Nanosheets
Wei Zheng
US
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Patent
Atlas literature
Patent
US 10,483,555Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a perspective view of a simplified proton exchange membrane fuel cell (PEMF C) in a cross-sectional view; [0017]
FIG. 2 is a schematic diagram of an exemplary vertically free-standing carbon nanosheet in a cross-sectional view; [0018]
FIG. 3 is a schematic diagram of exemplary vertically free-standing graphene- containing carbon nanosheets directly grown on surface of a solid-state …
FIG. 4 is a schematic diagram of exemplary catalyst particles disposed on vertically free-standing graphene-containing carbon nanosheets; [0020]
FIG. 5 is a schematic diagram of an exemplary vertically free-standing graphene-containing carbon nanosheets being doped with other elemental atoms in order to …
FIG. 6 is a schematic diagram of an exemplary layer in a fuel cell (e.g PEMF C or SOFC) strengthened by a plurality of embedded vertically free-standing …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A fuel cell, comprising: a cathode; an anode; and an electrolyte, wherein a plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, having a base layer of planar one to seven atomic layers graphene materials, having folded and crumpled topological structure, q row up on surfaces of the cathode and/or the anode, by a plasma technolo g y,. Currently amended
The fuel cell of claim 1, wherein the plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, having a base la y er of planar one to seven atomic layers q raphene materials, havin g folded and crumpled topological structure, are used as structural supporter of additive catalyst materials. Currently amended
The fuel cell of claim 1, wherein the plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, havin q a base layer of planar one to seven atomic layers q raphene materials, having folded and crumpled topological structure, are doped with atoms, molecules and/or nano-particles, in order to work as a synergic catalytic nano- composit. Currently amended
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
A gas diffusion layer (GDL) as a component of a fuel cell, which has a plurality of vertically free-standing graphene- containing carbon nanosheets, of which the thickness is 2 nanometers or less, having a base layer of planar one to seven atomic layers graphene materials, having folded and crumpled topological structure, q rowin q up on the GDL surface. Currently amended
(currently amended A membrane electrode assembly (MEA) as a component of a fuel cell, wherein a plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, havin q a base la y er of planar one to seven atomic layers graphene materials, havin q folded and crumpled topological structure, grow up between a gas diffusion layer (GDL) surface and an electrolyte layer. Currently amended
Canceled
Canceled
Canceled
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
fuel cell with graphene-containing carbon nanosheet-coated electrodes
gas diffusion layer (GDL) with graphene-containing carbon nanosheets
Materials described outside the worked examples.
vertically free-standing graphene-containing carbon nanosheets
doped graphene-containing carbon nanosheets (synergic catalytic nano-composite)
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
specific surface area of carbon nanosheet | 1000–2600 m2/g | vertically free-standing graphene-containing carbon nanosheets |
thickness of carbon nanosheet (claimed upper bound) |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,483,555Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a perspective view of a simplified proton exchange membrane fuel cell (PEMF C) in a cross-sectional view; [0017]
FIG. 2 is a schematic diagram of an exemplary vertically free-standing carbon nanosheet in a cross-sectional view; [0018]
FIG. 3 is a schematic diagram of exemplary vertically free-standing graphene- containing carbon nanosheets directly grown on surface of a solid-state …
FIG. 4 is a schematic diagram of exemplary catalyst particles disposed on vertically free-standing graphene-containing carbon nanosheets; [0020]
FIG. 5 is a schematic diagram of an exemplary vertically free-standing graphene-containing carbon nanosheets being doped with other elemental atoms in order to …
FIG. 6 is a schematic diagram of an exemplary layer in a fuel cell (e.g PEMF C or SOFC) strengthened by a plurality of embedded vertically free-standing …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A fuel cell, comprising: a cathode; an anode; and an electrolyte, wherein a plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, having a base layer of planar one to seven atomic layers graphene materials, having folded and crumpled topological structure, q row up on surfaces of the cathode and/or the anode, by a plasma technolo g y,. Currently amended
The fuel cell of claim 1, wherein the plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, having a base la y er of planar one to seven atomic layers q raphene materials, havin g folded and crumpled topological structure, are used as structural supporter of additive catalyst materials. Currently amended
The fuel cell of claim 1, wherein the plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, havin q a base layer of planar one to seven atomic layers q raphene materials, having folded and crumpled topological structure, are doped with atoms, molecules and/or nano-particles, in order to work as a synergic catalytic nano- composit. Currently amended
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
A gas diffusion layer (GDL) as a component of a fuel cell, which has a plurality of vertically free-standing graphene- containing carbon nanosheets, of which the thickness is 2 nanometers or less, having a base layer of planar one to seven atomic layers graphene materials, having folded and crumpled topological structure, q rowin q up on the GDL surface. Currently amended
(currently amended A membrane electrode assembly (MEA) as a component of a fuel cell, wherein a plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, havin q a base la y er of planar one to seven atomic layers graphene materials, havin q folded and crumpled topological structure, grow up between a gas diffusion layer (GDL) surface and an electrolyte layer. Currently amended
Canceled
Canceled
Canceled
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
fuel cell with graphene-containing carbon nanosheet-coated electrodes
gas diffusion layer (GDL) with graphene-containing carbon nanosheets
Materials described outside the worked examples.
vertically free-standing graphene-containing carbon nanosheets
doped graphene-containing carbon nanosheets (synergic catalytic nano-composite)
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
specific surface area of carbon nanosheet | 1000–2600 m2/g | vertically free-standing graphene-containing carbon nanosheets |
thickness of carbon nanosheet (claimed upper bound) |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,483,555Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a perspective view of a simplified proton exchange membrane fuel cell (PEMF C) in a cross-sectional view; [0017]
FIG. 2 is a schematic diagram of an exemplary vertically free-standing carbon nanosheet in a cross-sectional view; [0018]
FIG. 3 is a schematic diagram of exemplary vertically free-standing graphene- containing carbon nanosheets directly grown on surface of a solid-state …
FIG. 4 is a schematic diagram of exemplary catalyst particles disposed on vertically free-standing graphene-containing carbon nanosheets; [0020]
FIG. 5 is a schematic diagram of an exemplary vertically free-standing graphene-containing carbon nanosheets being doped with other elemental atoms in order to …
FIG. 6 is a schematic diagram of an exemplary layer in a fuel cell (e.g PEMF C or SOFC) strengthened by a plurality of embedded vertically free-standing …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A fuel cell, comprising: a cathode; an anode; and an electrolyte, wherein a plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, having a base layer of planar one to seven atomic layers graphene materials, having folded and crumpled topological structure, q row up on surfaces of the cathode and/or the anode, by a plasma technolo g y,. Currently amended
The fuel cell of claim 1, wherein the plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, having a base la y er of planar one to seven atomic layers q raphene materials, havin g folded and crumpled topological structure, are used as structural supporter of additive catalyst materials. Currently amended
The fuel cell of claim 1, wherein the plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, havin q a base layer of planar one to seven atomic layers q raphene materials, having folded and crumpled topological structure, are doped with atoms, molecules and/or nano-particles, in order to work as a synergic catalytic nano- composit. Currently amended
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
A gas diffusion layer (GDL) as a component of a fuel cell, which has a plurality of vertically free-standing graphene- containing carbon nanosheets, of which the thickness is 2 nanometers or less, having a base layer of planar one to seven atomic layers graphene materials, having folded and crumpled topological structure, q rowin q up on the GDL surface. Currently amended
(currently amended A membrane electrode assembly (MEA) as a component of a fuel cell, wherein a plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, havin q a base la y er of planar one to seven atomic layers graphene materials, havin q folded and crumpled topological structure, grow up between a gas diffusion layer (GDL) surface and an electrolyte layer. Currently amended
Canceled
Canceled
Canceled
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
fuel cell with graphene-containing carbon nanosheet-coated electrodes
gas diffusion layer (GDL) with graphene-containing carbon nanosheets
Materials described outside the worked examples.
vertically free-standing graphene-containing carbon nanosheets
doped graphene-containing carbon nanosheets (synergic catalytic nano-composite)
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
specific surface area of carbon nanosheet | 1000–2600 m2/g | vertically free-standing graphene-containing carbon nanosheets |
thickness of carbon nanosheet (claimed upper bound) |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,483,555Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a perspective view of a simplified proton exchange membrane fuel cell (PEMF C) in a cross-sectional view; [0017]
FIG. 2 is a schematic diagram of an exemplary vertically free-standing carbon nanosheet in a cross-sectional view; [0018]
FIG. 3 is a schematic diagram of exemplary vertically free-standing graphene- containing carbon nanosheets directly grown on surface of a solid-state …
FIG. 4 is a schematic diagram of exemplary catalyst particles disposed on vertically free-standing graphene-containing carbon nanosheets; [0020]
FIG. 5 is a schematic diagram of an exemplary vertically free-standing graphene-containing carbon nanosheets being doped with other elemental atoms in order to …
FIG. 6 is a schematic diagram of an exemplary layer in a fuel cell (e.g PEMF C or SOFC) strengthened by a plurality of embedded vertically free-standing …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A fuel cell, comprising: a cathode; an anode; and an electrolyte, wherein a plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, having a base layer of planar one to seven atomic layers graphene materials, having folded and crumpled topological structure, q row up on surfaces of the cathode and/or the anode, by a plasma technolo g y,. Currently amended
The fuel cell of claim 1, wherein the plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, having a base la y er of planar one to seven atomic layers q raphene materials, havin g folded and crumpled topological structure, are used as structural supporter of additive catalyst materials. Currently amended
The fuel cell of claim 1, wherein the plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, havin q a base layer of planar one to seven atomic layers q raphene materials, having folded and crumpled topological structure, are doped with atoms, molecules and/or nano-particles, in order to work as a synergic catalytic nano- composit. Currently amended
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
A gas diffusion layer (GDL) as a component of a fuel cell, which has a plurality of vertically free-standing graphene- containing carbon nanosheets, of which the thickness is 2 nanometers or less, having a base layer of planar one to seven atomic layers graphene materials, having folded and crumpled topological structure, q rowin q up on the GDL surface. Currently amended
(currently amended A membrane electrode assembly (MEA) as a component of a fuel cell, wherein a plurality of vertically free-standing graphene-containing carbon nanosheets, of which the thickness is 2 nanometers or less, havin q a base la y er of planar one to seven atomic layers graphene materials, havin q folded and crumpled topological structure, grow up between a gas diffusion layer (GDL) surface and an electrolyte layer. Currently amended
Canceled
Canceled
Canceled
Canceled
Layer stacks claimed or described, ordered top of device to substrate.
fuel cell with graphene-containing carbon nanosheet-coated electrodes
gas diffusion layer (GDL) with graphene-containing carbon nanosheets
Materials described outside the worked examples.
vertically free-standing graphene-containing carbon nanosheets
doped graphene-containing carbon nanosheets (synergic catalytic nano-composite)
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
specific surface area of carbon nanosheet | 1000–2600 m2/g | vertically free-standing graphene-containing carbon nanosheets |
thickness of carbon nanosheet (claimed upper bound) |
Related documents with shared materials, methods, properties, or citations.
membrane electrode assembly (MEA) with graphene-containing carbon nanosheets
graphene
copper
Cu
nickel
Ni
stainless steel
carbon paper
carbon cloth
vertically free-standing graphene-containing carbon nanosheets |
height of carbon nanosheet | 100–20000 nm | vertically free-standing graphene-containing carbon nanosheets |
membrane electrode assembly (MEA) with graphene-containing carbon nanosheets
graphene
copper
Cu
nickel
Ni
stainless steel
carbon paper
carbon cloth
vertically free-standing graphene-containing carbon nanosheets |
height of carbon nanosheet | 100–20000 nm | vertically free-standing graphene-containing carbon nanosheets |
membrane electrode assembly (MEA) with graphene-containing carbon nanosheets
graphene
copper
Cu
nickel
Ni
stainless steel
carbon paper
carbon cloth
vertically free-standing graphene-containing carbon nanosheets |
height of carbon nanosheet | 100–20000 nm | vertically free-standing graphene-containing carbon nanosheets |
membrane electrode assembly (MEA) with graphene-containing carbon nanosheets
graphene
copper
Cu
nickel
Ni
stainless steel
carbon paper
carbon cloth
vertically free-standing graphene-containing carbon nanosheets |
height of carbon nanosheet | 100–20000 nm | vertically free-standing graphene-containing carbon nanosheets |