Patent
US 9,346,680MESOPOROUS METAL OXIDE GRAPHENE NANOCOMPOSITE MATERIALS
Jun Liu
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 9,346,680Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
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An energy storage device comprising a nanocomposite material having a plurality of layers each layer of the plurality of layers comprising a graphene layer and a mesoporous metal oxide layer having pores with diameters ranging from about 1 nm to about 30 nm, the metal oxide layer bonded directly to at least one of the graphene layer, the plurality of layers of the nanocomposite material thereby forming an ordered stacked-layers structure.
The energy storage device of claim 13 wherein said mesoporous metal oxide is silica.
The energy storage device of claim 13 wherein each the graphene layers and each the mesoporous metal oxide layers are generally uniformly distributed throughout said nanocomposite material.
The energy storage device of claim 13, wherein the energy storage device is an ultracapacitor.
The energy storage device of claim 13 wherein the energy storage device has a specific capacitance and the specific capacitance of the energy storage device is at least twice the specific capacitance of an energy storage device formed of the graphene layer without mesoporous metal oxide layers.
canceled
An ultracapacitor comprising a nanocomposite material having a plurality of layers, each layer comprising a mesoporous silica material having pores with diameters ranging from about 1 nm to about 30 nm, the silica material forming a silica layer bonded directly to a graphene layer, the plurality of layers forming the nanocomposite material thereby forming a stacked- layer structure alternating the silica layer and the graphene layer, wherein a capacitance of the ultracapacitor is greater than 150 F/g.
The ultracapacitor of claim 21 wherein the ultracapacitor has a specific capacitance and the specific capacitance of the ultracapacitor is at least twice the specific capacitance of the same ultracapacitor formed of graphene layers without mesoporous silica layers.
An energy storage device comprising: a nanocomposite material including a plurality of layers with the layers comprising a metal oxide layer and a graphene layer, the metal oxide layer formed of a mesoporous metal oxide material having mesopores therein, each metal oxide layer bonded directly to at least one of the graphene layer wherein individual graphene layers have thicknesses not greater than 10 nms, each the graphene layers and each the mesoporous metal oxide layers alternating in the nanocomposite material thereby forming a stacked- layers structure.
The energy storage device of claim 25 wherein the mesoporous metal oxide material is silica.
The energy storage device of claim 25 wherein each graphene layer and each mesoporous metal oxide layer are substantially uniformly distributed throughout the nanocomposite material.
The energy storage device of claim 25, wherein the energy storage device is an ultracapacitor.
The energy storage device of claim 25, wherein a capacitance of the ultracapacitor is greater than 150 F/g.
canceled
An energy storage device comprising a nanocomposite material having a plurality of layers, each layer of the plurality of layers comprising a graphene layer and a silica Page 3 of 8:605 5-E Attorney Reference Number 23-880 1 5-01 Application Number 12/553,527 material layer, wherein the silica material has pores therein such that the silica material is mesoporous, the silica material layer bonded directly to at least one of the graphene layer, the plurality of layers of the nanocomposite material thereby forming a stacked-layers structure.
The energy storage device of claim 31, wherein the energy storage device is an ultracapacitor having a capacitance greater than 150 F/g. Page 4 of 8
Layer stacks claimed or described, ordered top of device to substrate.
energy storage device (nanocomposite graphene/mesoporous metal oxide, ordered stacked layers)
ultracapacitor (nanocomposite graphene/mesoporous silica, alternating stacked layers, >150 F/g)
energy storage device (nanocomposite graphene/mesoporous metal oxide, graphene thickness ≤10 nm, alternating stacked layers)
Materials described outside the worked examples.
graphene
mesoporous metal oxide
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Specific Capacitance | >200 F/g | graphene/mesoporous metal oxide nanocomposite |
Specific Capacitance | >150 F/g |
Patent
Atlas literature
Patent
US 9,346,680Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
- 12. canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
An energy storage device comprising a nanocomposite material having a plurality of layers each layer of the plurality of layers comprising a graphene layer and a mesoporous metal oxide layer having pores with diameters ranging from about 1 nm to about 30 nm, the metal oxide layer bonded directly to at least one of the graphene layer, the plurality of layers of the nanocomposite material thereby forming an ordered stacked-layers structure.
The energy storage device of claim 13 wherein said mesoporous metal oxide is silica.
The energy storage device of claim 13 wherein each the graphene layers and each the mesoporous metal oxide layers are generally uniformly distributed throughout said nanocomposite material.
The energy storage device of claim 13, wherein the energy storage device is an ultracapacitor.
The energy storage device of claim 13 wherein the energy storage device has a specific capacitance and the specific capacitance of the energy storage device is at least twice the specific capacitance of an energy storage device formed of the graphene layer without mesoporous metal oxide layers.
canceled
An ultracapacitor comprising a nanocomposite material having a plurality of layers, each layer comprising a mesoporous silica material having pores with diameters ranging from about 1 nm to about 30 nm, the silica material forming a silica layer bonded directly to a graphene layer, the plurality of layers forming the nanocomposite material thereby forming a stacked- layer structure alternating the silica layer and the graphene layer, wherein a capacitance of the ultracapacitor is greater than 150 F/g.
The ultracapacitor of claim 21 wherein the ultracapacitor has a specific capacitance and the specific capacitance of the ultracapacitor is at least twice the specific capacitance of the same ultracapacitor formed of graphene layers without mesoporous silica layers.
An energy storage device comprising: a nanocomposite material including a plurality of layers with the layers comprising a metal oxide layer and a graphene layer, the metal oxide layer formed of a mesoporous metal oxide material having mesopores therein, each metal oxide layer bonded directly to at least one of the graphene layer wherein individual graphene layers have thicknesses not greater than 10 nms, each the graphene layers and each the mesoporous metal oxide layers alternating in the nanocomposite material thereby forming a stacked- layers structure.
The energy storage device of claim 25 wherein the mesoporous metal oxide material is silica.
The energy storage device of claim 25 wherein each graphene layer and each mesoporous metal oxide layer are substantially uniformly distributed throughout the nanocomposite material.
The energy storage device of claim 25, wherein the energy storage device is an ultracapacitor.
The energy storage device of claim 25, wherein a capacitance of the ultracapacitor is greater than 150 F/g.
canceled
An energy storage device comprising a nanocomposite material having a plurality of layers, each layer of the plurality of layers comprising a graphene layer and a silica Page 3 of 8:605 5-E Attorney Reference Number 23-880 1 5-01 Application Number 12/553,527 material layer, wherein the silica material has pores therein such that the silica material is mesoporous, the silica material layer bonded directly to at least one of the graphene layer, the plurality of layers of the nanocomposite material thereby forming a stacked-layers structure.
The energy storage device of claim 31, wherein the energy storage device is an ultracapacitor having a capacitance greater than 150 F/g. Page 4 of 8
Layer stacks claimed or described, ordered top of device to substrate.
energy storage device (nanocomposite graphene/mesoporous metal oxide, ordered stacked layers)
ultracapacitor (nanocomposite graphene/mesoporous silica, alternating stacked layers, >150 F/g)
energy storage device (nanocomposite graphene/mesoporous metal oxide, graphene thickness ≤10 nm, alternating stacked layers)
Materials described outside the worked examples.
graphene
mesoporous metal oxide
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Specific Capacitance | >200 F/g | graphene/mesoporous metal oxide nanocomposite |
Specific Capacitance | >150 F/g |
Patent
Atlas literature
Patent
US 9,346,680Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
- 12. canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
An energy storage device comprising a nanocomposite material having a plurality of layers each layer of the plurality of layers comprising a graphene layer and a mesoporous metal oxide layer having pores with diameters ranging from about 1 nm to about 30 nm, the metal oxide layer bonded directly to at least one of the graphene layer, the plurality of layers of the nanocomposite material thereby forming an ordered stacked-layers structure.
The energy storage device of claim 13 wherein said mesoporous metal oxide is silica.
The energy storage device of claim 13 wherein each the graphene layers and each the mesoporous metal oxide layers are generally uniformly distributed throughout said nanocomposite material.
The energy storage device of claim 13, wherein the energy storage device is an ultracapacitor.
The energy storage device of claim 13 wherein the energy storage device has a specific capacitance and the specific capacitance of the energy storage device is at least twice the specific capacitance of an energy storage device formed of the graphene layer without mesoporous metal oxide layers.
canceled
An ultracapacitor comprising a nanocomposite material having a plurality of layers, each layer comprising a mesoporous silica material having pores with diameters ranging from about 1 nm to about 30 nm, the silica material forming a silica layer bonded directly to a graphene layer, the plurality of layers forming the nanocomposite material thereby forming a stacked- layer structure alternating the silica layer and the graphene layer, wherein a capacitance of the ultracapacitor is greater than 150 F/g.
The ultracapacitor of claim 21 wherein the ultracapacitor has a specific capacitance and the specific capacitance of the ultracapacitor is at least twice the specific capacitance of the same ultracapacitor formed of graphene layers without mesoporous silica layers.
An energy storage device comprising: a nanocomposite material including a plurality of layers with the layers comprising a metal oxide layer and a graphene layer, the metal oxide layer formed of a mesoporous metal oxide material having mesopores therein, each metal oxide layer bonded directly to at least one of the graphene layer wherein individual graphene layers have thicknesses not greater than 10 nms, each the graphene layers and each the mesoporous metal oxide layers alternating in the nanocomposite material thereby forming a stacked- layers structure.
The energy storage device of claim 25 wherein the mesoporous metal oxide material is silica.
The energy storage device of claim 25 wherein each graphene layer and each mesoporous metal oxide layer are substantially uniformly distributed throughout the nanocomposite material.
The energy storage device of claim 25, wherein the energy storage device is an ultracapacitor.
The energy storage device of claim 25, wherein a capacitance of the ultracapacitor is greater than 150 F/g.
canceled
An energy storage device comprising a nanocomposite material having a plurality of layers, each layer of the plurality of layers comprising a graphene layer and a silica Page 3 of 8:605 5-E Attorney Reference Number 23-880 1 5-01 Application Number 12/553,527 material layer, wherein the silica material has pores therein such that the silica material is mesoporous, the silica material layer bonded directly to at least one of the graphene layer, the plurality of layers of the nanocomposite material thereby forming a stacked-layers structure.
The energy storage device of claim 31, wherein the energy storage device is an ultracapacitor having a capacitance greater than 150 F/g. Page 4 of 8
Layer stacks claimed or described, ordered top of device to substrate.
energy storage device (nanocomposite graphene/mesoporous metal oxide, ordered stacked layers)
ultracapacitor (nanocomposite graphene/mesoporous silica, alternating stacked layers, >150 F/g)
energy storage device (nanocomposite graphene/mesoporous metal oxide, graphene thickness ≤10 nm, alternating stacked layers)
Materials described outside the worked examples.
graphene
mesoporous metal oxide
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Specific Capacitance | >200 F/g | graphene/mesoporous metal oxide nanocomposite |
Specific Capacitance | >150 F/g |
Patent
Atlas literature
Patent
US 9,346,680Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
- 12. canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
canceled
An energy storage device comprising a nanocomposite material having a plurality of layers each layer of the plurality of layers comprising a graphene layer and a mesoporous metal oxide layer having pores with diameters ranging from about 1 nm to about 30 nm, the metal oxide layer bonded directly to at least one of the graphene layer, the plurality of layers of the nanocomposite material thereby forming an ordered stacked-layers structure.
The energy storage device of claim 13 wherein said mesoporous metal oxide is silica.
The energy storage device of claim 13 wherein each the graphene layers and each the mesoporous metal oxide layers are generally uniformly distributed throughout said nanocomposite material.
The energy storage device of claim 13, wherein the energy storage device is an ultracapacitor.
The energy storage device of claim 13 wherein the energy storage device has a specific capacitance and the specific capacitance of the energy storage device is at least twice the specific capacitance of an energy storage device formed of the graphene layer without mesoporous metal oxide layers.
canceled
An ultracapacitor comprising a nanocomposite material having a plurality of layers, each layer comprising a mesoporous silica material having pores with diameters ranging from about 1 nm to about 30 nm, the silica material forming a silica layer bonded directly to a graphene layer, the plurality of layers forming the nanocomposite material thereby forming a stacked- layer structure alternating the silica layer and the graphene layer, wherein a capacitance of the ultracapacitor is greater than 150 F/g.
The ultracapacitor of claim 21 wherein the ultracapacitor has a specific capacitance and the specific capacitance of the ultracapacitor is at least twice the specific capacitance of the same ultracapacitor formed of graphene layers without mesoporous silica layers.
An energy storage device comprising: a nanocomposite material including a plurality of layers with the layers comprising a metal oxide layer and a graphene layer, the metal oxide layer formed of a mesoporous metal oxide material having mesopores therein, each metal oxide layer bonded directly to at least one of the graphene layer wherein individual graphene layers have thicknesses not greater than 10 nms, each the graphene layers and each the mesoporous metal oxide layers alternating in the nanocomposite material thereby forming a stacked- layers structure.
The energy storage device of claim 25 wherein the mesoporous metal oxide material is silica.
The energy storage device of claim 25 wherein each graphene layer and each mesoporous metal oxide layer are substantially uniformly distributed throughout the nanocomposite material.
The energy storage device of claim 25, wherein the energy storage device is an ultracapacitor.
The energy storage device of claim 25, wherein a capacitance of the ultracapacitor is greater than 150 F/g.
canceled
An energy storage device comprising a nanocomposite material having a plurality of layers, each layer of the plurality of layers comprising a graphene layer and a silica Page 3 of 8:605 5-E Attorney Reference Number 23-880 1 5-01 Application Number 12/553,527 material layer, wherein the silica material has pores therein such that the silica material is mesoporous, the silica material layer bonded directly to at least one of the graphene layer, the plurality of layers of the nanocomposite material thereby forming a stacked-layers structure.
The energy storage device of claim 31, wherein the energy storage device is an ultracapacitor having a capacitance greater than 150 F/g. Page 4 of 8
Layer stacks claimed or described, ordered top of device to substrate.
energy storage device (nanocomposite graphene/mesoporous metal oxide, ordered stacked layers)
ultracapacitor (nanocomposite graphene/mesoporous silica, alternating stacked layers, >150 F/g)
energy storage device (nanocomposite graphene/mesoporous metal oxide, graphene thickness ≤10 nm, alternating stacked layers)
Materials described outside the worked examples.
graphene
mesoporous metal oxide
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Specific Capacitance | >200 F/g | graphene/mesoporous metal oxide nanocomposite |
Specific Capacitance | >150 F/g |
energy storage device (nanocomposite graphene/mesoporous silica, stacked layers)
mesoporous silica
SiO₂
graphene/mesoporous metal oxide nanocomposite
surfactant
metal oxide precursor
Specific Capacitance | >200 F/g | — |
Specific Capacitance | >200 F/g | — |
Specific Capacitance | >150 F/g | — |
Specific Capacitance | >150 F/g | — |
Thickness | 1–30 nm | — |
Thickness | ≥ 10 nm | — |
energy storage device (nanocomposite graphene/mesoporous silica, stacked layers)
mesoporous silica
SiO₂
graphene/mesoporous metal oxide nanocomposite
surfactant
metal oxide precursor
Specific Capacitance | >200 F/g | — |
Specific Capacitance | >200 F/g | — |
Specific Capacitance | >150 F/g | — |
Specific Capacitance | >150 F/g | — |
Thickness | 1–30 nm | — |
Thickness | ≥ 10 nm | — |
energy storage device (nanocomposite graphene/mesoporous silica, stacked layers)
mesoporous silica
SiO₂
graphene/mesoporous metal oxide nanocomposite
surfactant
metal oxide precursor
Specific Capacitance | >200 F/g | — |
Specific Capacitance | >200 F/g | — |
Specific Capacitance | >150 F/g | — |
Specific Capacitance | >150 F/g | — |
Thickness | 1–30 nm | — |
Thickness | ≥ 10 nm | — |
energy storage device (nanocomposite graphene/mesoporous silica, stacked layers)
mesoporous silica
SiO₂
graphene/mesoporous metal oxide nanocomposite
surfactant
metal oxide precursor
Specific Capacitance | >200 F/g | — |
Specific Capacitance | >200 F/g | — |
Specific Capacitance | >150 F/g | — |
Specific Capacitance | >150 F/g | — |
Thickness | 1–30 nm | — |
Thickness | ≥ 10 nm | — |