Patent
US 10,329,156OXYGEN FUNCTIONALIZED GRAPHENE NANOFLAKE, A STABLE AND SURFACTANT-FREE GRAPHENE NANOFLAKE NANOFLUID AND METHOD FROM MAKING SAME
Jean-Luc Meunier
US
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Patent
Atlas literature
Patent
US 10,329,156Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Canceled
Canceled
Canceled
Canceled
Canceled
(Presently Amended) A suspension of an oxygen-functionalized graphene nanoflake (O-GNF and/or O -N- GNF) comprising a single-crystal graphene nanoflake of 5-20 atomic planes comprising a surface oxygen- functionalization, wherein the O-GNF comprise a degree of oxygen functionalization from about 6% to about 25 at.% oxygen by weight of the GNF, and a polar solvent s wherei n the susp ensi on compri ses a 4 m V in 1 mM NaHC O, solutio n. Currently
The suspension of claim 6, wherein the suspension
The suspension of claim 6, wherein the suspension
The suspension of claim 6, wherein the suspension
Canceled
The suspension of claim 10, wherein the zeta in 1 mM NaHCO 3 solution. Original
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled zeta p otent i~a from abo ut-37 rnV to about -4 amended is stable for at least 3 months. Original is stable for 1 year. Original is substantially free of surfactants. Original potential is from about -41 mV to about -44 mV
Materials described outside the worked examples.
oxygen-functionalized graphene nanoflake
polar solvent
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
zeta potential of O-GNF suspension in 1 mM NaHCO3 | — | oxygen-functionalized graphene nanoflake |
preferred zeta potential of O-GNF suspension in 1 mM NaHCO3 | — |
Patent
Atlas literature
Patent
US 10,329,156Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Canceled
Canceled
Canceled
Canceled
Canceled
(Presently Amended) A suspension of an oxygen-functionalized graphene nanoflake (O-GNF and/or O -N- GNF) comprising a single-crystal graphene nanoflake of 5-20 atomic planes comprising a surface oxygen- functionalization, wherein the O-GNF comprise a degree of oxygen functionalization from about 6% to about 25 at.% oxygen by weight of the GNF, and a polar solvent s wherei n the susp ensi on compri ses a 4 m V in 1 mM NaHC O, solutio n. Currently
The suspension of claim 6, wherein the suspension
The suspension of claim 6, wherein the suspension
The suspension of claim 6, wherein the suspension
Canceled
The suspension of claim 10, wherein the zeta in 1 mM NaHCO 3 solution. Original
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled zeta p otent i~a from abo ut-37 rnV to about -4 amended is stable for at least 3 months. Original is stable for 1 year. Original is substantially free of surfactants. Original potential is from about -41 mV to about -44 mV
Materials described outside the worked examples.
oxygen-functionalized graphene nanoflake
polar solvent
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
zeta potential of O-GNF suspension in 1 mM NaHCO3 | — | oxygen-functionalized graphene nanoflake |
preferred zeta potential of O-GNF suspension in 1 mM NaHCO3 | — |
Patent
Atlas literature
Patent
US 10,329,156Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Canceled
Canceled
Canceled
Canceled
Canceled
(Presently Amended) A suspension of an oxygen-functionalized graphene nanoflake (O-GNF and/or O -N- GNF) comprising a single-crystal graphene nanoflake of 5-20 atomic planes comprising a surface oxygen- functionalization, wherein the O-GNF comprise a degree of oxygen functionalization from about 6% to about 25 at.% oxygen by weight of the GNF, and a polar solvent s wherei n the susp ensi on compri ses a 4 m V in 1 mM NaHC O, solutio n. Currently
The suspension of claim 6, wherein the suspension
The suspension of claim 6, wherein the suspension
The suspension of claim 6, wherein the suspension
Canceled
The suspension of claim 10, wherein the zeta in 1 mM NaHCO 3 solution. Original
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled zeta p otent i~a from abo ut-37 rnV to about -4 amended is stable for at least 3 months. Original is stable for 1 year. Original is substantially free of surfactants. Original potential is from about -41 mV to about -44 mV
Materials described outside the worked examples.
oxygen-functionalized graphene nanoflake
polar solvent
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
zeta potential of O-GNF suspension in 1 mM NaHCO3 | — | oxygen-functionalized graphene nanoflake |
preferred zeta potential of O-GNF suspension in 1 mM NaHCO3 | — |
Patent
Atlas literature
Patent
US 10,329,156Patent drawings and their descriptions. Click a drawing to enlarge it.
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Canceled
Canceled
Canceled
Canceled
Canceled
(Presently Amended) A suspension of an oxygen-functionalized graphene nanoflake (O-GNF and/or O -N- GNF) comprising a single-crystal graphene nanoflake of 5-20 atomic planes comprising a surface oxygen- functionalization, wherein the O-GNF comprise a degree of oxygen functionalization from about 6% to about 25 at.% oxygen by weight of the GNF, and a polar solvent s wherei n the susp ensi on compri ses a 4 m V in 1 mM NaHC O, solutio n. Currently
The suspension of claim 6, wherein the suspension
The suspension of claim 6, wherein the suspension
The suspension of claim 6, wherein the suspension
Canceled
The suspension of claim 10, wherein the zeta in 1 mM NaHCO 3 solution. Original
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled
Canceled zeta p otent i~a from abo ut-37 rnV to about -4 amended is stable for at least 3 months. Original is stable for 1 year. Original is substantially free of surfactants. Original potential is from about -41 mV to about -44 mV
Materials described outside the worked examples.
oxygen-functionalized graphene nanoflake
polar solvent
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
zeta potential of O-GNF suspension in 1 mM NaHCO3 | — | oxygen-functionalized graphene nanoflake |
preferred zeta potential of O-GNF suspension in 1 mM NaHCO3 | — |
oxygen-functionalized graphene nanoflake (O-GNF and/or O-N-GNF)
graphene nanoflake (GNF)
nitrogen-functionalized graphene nanoflake (N-GNF)
methane
CH₄
argon
Ar
oxygen-functionalized graphene nanoflake |
degree of oxygen functionalization of O-GNF (claimed range) | — | oxygen-functionalized graphene nanoflake |
preferred degree of oxygen functionalization of O-GNF | — | oxygen-functionalized graphene nanoflake |
suspension stability of O-GNF in polar solvent (minimum) | — | oxygen-functionalized graphene nanoflake |
suspension stability of O-GNF in polar solvent (extended) | — | oxygen-functionalized graphene nanoflake |
number of atomic planes in single-crystal GNF | — | graphene nanoflake (GNF) |
GNF concentration in suspension | — | oxygen-functionalized graphene nanoflake |
Temperature | 3000–5000 K | — |
Duration | 30–45 minutes | — |
Thickness | 1250–1450 cm | — |
Thickness | 1500–1700 cm | — |
Thickness | 200–900 nm | — |
Temperature | 3000–4000 K | — |
Temperature | 5000–10000 K | — |
Pressure | 1e-9 torr | — |
Thickness | ≤ 6 nm | — |
Temperature | ≤ 5000 K | — |
Temperature | ≤ 2500 K | — |
Duration | ≥ 15 minutes | — |
oxygen-functionalized graphene nanoflake (O-GNF and/or O-N-GNF)
graphene nanoflake (GNF)
nitrogen-functionalized graphene nanoflake (N-GNF)
methane
CH₄
argon
Ar
oxygen-functionalized graphene nanoflake |
degree of oxygen functionalization of O-GNF (claimed range) | — | oxygen-functionalized graphene nanoflake |
preferred degree of oxygen functionalization of O-GNF | — | oxygen-functionalized graphene nanoflake |
suspension stability of O-GNF in polar solvent (minimum) | — | oxygen-functionalized graphene nanoflake |
suspension stability of O-GNF in polar solvent (extended) | — | oxygen-functionalized graphene nanoflake |
number of atomic planes in single-crystal GNF | — | graphene nanoflake (GNF) |
GNF concentration in suspension | — | oxygen-functionalized graphene nanoflake |
Temperature | 3000–5000 K | — |
Duration | 30–45 minutes | — |
Thickness | 1250–1450 cm | — |
Thickness | 1500–1700 cm | — |
Thickness | 200–900 nm | — |
Temperature | 3000–4000 K | — |
Temperature | 5000–10000 K | — |
Pressure | 1e-9 torr | — |
Thickness | ≤ 6 nm | — |
Temperature | ≤ 5000 K | — |
Temperature | ≤ 2500 K | — |
Duration | ≥ 15 minutes | — |
oxygen-functionalized graphene nanoflake (O-GNF and/or O-N-GNF)
graphene nanoflake (GNF)
nitrogen-functionalized graphene nanoflake (N-GNF)
methane
CH₄
argon
Ar
oxygen-functionalized graphene nanoflake |
degree of oxygen functionalization of O-GNF (claimed range) | — | oxygen-functionalized graphene nanoflake |
preferred degree of oxygen functionalization of O-GNF | — | oxygen-functionalized graphene nanoflake |
suspension stability of O-GNF in polar solvent (minimum) | — | oxygen-functionalized graphene nanoflake |
suspension stability of O-GNF in polar solvent (extended) | — | oxygen-functionalized graphene nanoflake |
number of atomic planes in single-crystal GNF | — | graphene nanoflake (GNF) |
GNF concentration in suspension | — | oxygen-functionalized graphene nanoflake |
Temperature | 3000–5000 K | — |
Duration | 30–45 minutes | — |
Thickness | 1250–1450 cm | — |
Thickness | 1500–1700 cm | — |
Thickness | 200–900 nm | — |
Temperature | 3000–4000 K | — |
Temperature | 5000–10000 K | — |
Pressure | 1e-9 torr | — |
Thickness | ≤ 6 nm | — |
Temperature | ≤ 5000 K | — |
Temperature | ≤ 2500 K | — |
Duration | ≥ 15 minutes | — |
oxygen-functionalized graphene nanoflake (O-GNF and/or O-N-GNF)
graphene nanoflake (GNF)
nitrogen-functionalized graphene nanoflake (N-GNF)
methane
CH₄
argon
Ar
oxygen-functionalized graphene nanoflake |
degree of oxygen functionalization of O-GNF (claimed range) | — | oxygen-functionalized graphene nanoflake |
preferred degree of oxygen functionalization of O-GNF | — | oxygen-functionalized graphene nanoflake |
suspension stability of O-GNF in polar solvent (minimum) | — | oxygen-functionalized graphene nanoflake |
suspension stability of O-GNF in polar solvent (extended) | — | oxygen-functionalized graphene nanoflake |
number of atomic planes in single-crystal GNF | — | graphene nanoflake (GNF) |
GNF concentration in suspension | — | oxygen-functionalized graphene nanoflake |
Temperature | 3000–5000 K | — |
Duration | 30–45 minutes | — |
Thickness | 1250–1450 cm | — |
Thickness | 1500–1700 cm | — |
Thickness | 200–900 nm | — |
Temperature | 3000–4000 K | — |
Temperature | 5000–10000 K | — |
Pressure | 1e-9 torr | — |
Thickness | ≤ 6 nm | — |
Temperature | ≤ 5000 K | — |
Temperature | ≤ 2500 K | — |
Duration | ≥ 15 minutes | — |