Patent
US 10,157,711COVALENTLY-GRAFTED POLYANILINE ON GRAPHENE OXIDE SHEETS AND ITS APPLICATION IN ELECTROCHEMICAL SUPERCAPACITORS
Jian Xie
US
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US 10,157,711Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a schematic illustration of the process of the preparation of covalently grafted polyaniline-graphene nanocomposit material according to a first …
FIG. 2C is a second photomicrograph of the covalently grafted polyaniline-graphene nanocomposit material of the present invention.
FIG. 3A is a graphical representation of intensity vs. Raman shift for covalently graphed polyaniline-graphene composite material and aniline-functionalized …
FIG. 4 is a graphical representation of weight percentage vs. temperature for covalently graphed polyaniline-graphene composite material and …
FIG. 5A is a first TEM photomicrograph of graphene oxide.
FIG. 6A is a graphical representation of N 2 absorption volume vs. relative pressure for covalently graphed polyaniline-graphene composite material and …
FIG. 7A is a graphical representation of specific current vs. potential for covalently graphed polyaniline-graphene composite material and …
FIG. 8C is a graphical representation of specific capacitance vs. current density for covalently graphed polyaniline-graphene composite material and …
FIG. 9 is a graphical overlay of the structure of the covalently graphed polyaniline- graphene composite material on a photomicrograph of the same.
FIG. 10 is a schematic diagram of a supercapacitor system employing the composite material 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 method for synthesizing a graphene-polyaniline hybrid composite, comprising: a) functionalizing the surface of a graphene substrate with aniline groups; and b) polymerizing the aniline groups to yield a graphene-polyaniline hybrid material: wherein the graphene-pol v aniline hybrid material has a specific surface area of 127 m2/g, a pore volume of 0.56 cm 3/g, and an average pore size of 37.5 nm. Currently amended
The method of claim 1 and further comprising: c) before a), oxidatively exfoliating natural graphite flakes to yield a graphene body; wherein during a), the surface of the graphene body is functionalized with aniline groups via a diazonium reaction; and wherein during b), covalently-grafted polyaniline-graphene nanocomposites are formed by in-situ polymerization of aniline in the presence of aniline-functionalized graphene oxide, an oxidant, and an acid dopant. Original
The method of claim 1 wherein during a), a thin film of aniline is formed on the graphene body; and wherein during b), a plurality of vertically aligned polyaniline rods are formed. Currently amended
5-17 Cancelled Canceled
Canceled
A method for synthesizing a graphene-polyaniline hybrid composite, comprising: a) oxidatively exfoliating natural graphite flakes to yield a graphene substrate; b) functionalizing the surface of the graphene substrate with aniline groups; c) polymerizing the aniline groups to yield a graphene oxide-polyaniline hybrid material; and d) forming a plurality of vertically aligned polyaniline nanorods extending from the graphene oxide-polyaniline hybrid material; wherein the graphene oxide-polyaniline hybrid material has a specific surface area of at least about 127 m 2/g, a pore volume of at least about 0.56 cm 3/g, and an average pore size of about 37.5 nm; wherein during c), covalently-grafted polyaniline-graphene nanocomposites are formed by in-situ polymerization of aniline in the presence of aniline-functionalized graphene oxide, an oxidant, and an acid dopant. New
The method of claim 18 wherein the plurality of nanorods is uniformly distributed about the graphene oxide-polyaniline hybrid material. New
A method for producing a graphene-polyaniline hybrid composite material, comprising: a) exfoliating natural graphite flakes to yield a graphene substrate; b) functionalizing the surface of the graphene substrate with aniline groups; c) graphene oxide-polyaniline hybrid surface; and d) nanorods extending from the graphene oxide-polyaniline oxide-polyaniline hybrid surface has a pore volume size of about 37.5 nm; wherein during c), are formed in the presence of aniline-functionalized polymerizing the aniline groups to yield a forming a plurality of aligned polyaniline hybrid surface; wherein the graphene of about 0.56 cm 3/g, and an average pore covalently-grafted polyaniline-graphene nanocomposites graphene oxide, an oxidant, and an acid. New
Layer stacks claimed or described, ordered top of device to substrate.
electrochemical supercapacitor electrode
Materials described outside the worked examples.
graphene oxide
polyaniline
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 3A is a graphical representation of intensity vs. Raman shift for covalently graphed polyaniline-graphene composite material and aniline-functionalized …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Specific Surface Area | 127 m2/g | graphene-polyaniline hybrid composite |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,157,711Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a schematic illustration of the process of the preparation of covalently grafted polyaniline-graphene nanocomposit material according to a first …
FIG. 2C is a second photomicrograph of the covalently grafted polyaniline-graphene nanocomposit material of the present invention.
FIG. 3A is a graphical representation of intensity vs. Raman shift for covalently graphed polyaniline-graphene composite material and aniline-functionalized …
FIG. 4 is a graphical representation of weight percentage vs. temperature for covalently graphed polyaniline-graphene composite material and …
FIG. 5A is a first TEM photomicrograph of graphene oxide.
FIG. 6A is a graphical representation of N 2 absorption volume vs. relative pressure for covalently graphed polyaniline-graphene composite material and …
FIG. 7A is a graphical representation of specific current vs. potential for covalently graphed polyaniline-graphene composite material and …
FIG. 8C is a graphical representation of specific capacitance vs. current density for covalently graphed polyaniline-graphene composite material and …
FIG. 9 is a graphical overlay of the structure of the covalently graphed polyaniline- graphene composite material on a photomicrograph of the same.
FIG. 10 is a schematic diagram of a supercapacitor system employing the composite material 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 method for synthesizing a graphene-polyaniline hybrid composite, comprising: a) functionalizing the surface of a graphene substrate with aniline groups; and b) polymerizing the aniline groups to yield a graphene-polyaniline hybrid material: wherein the graphene-pol v aniline hybrid material has a specific surface area of 127 m2/g, a pore volume of 0.56 cm 3/g, and an average pore size of 37.5 nm. Currently amended
The method of claim 1 and further comprising: c) before a), oxidatively exfoliating natural graphite flakes to yield a graphene body; wherein during a), the surface of the graphene body is functionalized with aniline groups via a diazonium reaction; and wherein during b), covalently-grafted polyaniline-graphene nanocomposites are formed by in-situ polymerization of aniline in the presence of aniline-functionalized graphene oxide, an oxidant, and an acid dopant. Original
The method of claim 1 wherein during a), a thin film of aniline is formed on the graphene body; and wherein during b), a plurality of vertically aligned polyaniline rods are formed. Currently amended
5-17 Cancelled Canceled
Canceled
A method for synthesizing a graphene-polyaniline hybrid composite, comprising: a) oxidatively exfoliating natural graphite flakes to yield a graphene substrate; b) functionalizing the surface of the graphene substrate with aniline groups; c) polymerizing the aniline groups to yield a graphene oxide-polyaniline hybrid material; and d) forming a plurality of vertically aligned polyaniline nanorods extending from the graphene oxide-polyaniline hybrid material; wherein the graphene oxide-polyaniline hybrid material has a specific surface area of at least about 127 m 2/g, a pore volume of at least about 0.56 cm 3/g, and an average pore size of about 37.5 nm; wherein during c), covalently-grafted polyaniline-graphene nanocomposites are formed by in-situ polymerization of aniline in the presence of aniline-functionalized graphene oxide, an oxidant, and an acid dopant. New
The method of claim 18 wherein the plurality of nanorods is uniformly distributed about the graphene oxide-polyaniline hybrid material. New
A method for producing a graphene-polyaniline hybrid composite material, comprising: a) exfoliating natural graphite flakes to yield a graphene substrate; b) functionalizing the surface of the graphene substrate with aniline groups; c) graphene oxide-polyaniline hybrid surface; and d) nanorods extending from the graphene oxide-polyaniline oxide-polyaniline hybrid surface has a pore volume size of about 37.5 nm; wherein during c), are formed in the presence of aniline-functionalized polymerizing the aniline groups to yield a forming a plurality of aligned polyaniline hybrid surface; wherein the graphene of about 0.56 cm 3/g, and an average pore covalently-grafted polyaniline-graphene nanocomposites graphene oxide, an oxidant, and an acid. New
Layer stacks claimed or described, ordered top of device to substrate.
electrochemical supercapacitor electrode
Materials described outside the worked examples.
graphene oxide
polyaniline
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 3A is a graphical representation of intensity vs. Raman shift for covalently graphed polyaniline-graphene composite material and aniline-functionalized …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Specific Surface Area | 127 m2/g | graphene-polyaniline hybrid composite |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,157,711Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a schematic illustration of the process of the preparation of covalently grafted polyaniline-graphene nanocomposit material according to a first …
FIG. 2C is a second photomicrograph of the covalently grafted polyaniline-graphene nanocomposit material of the present invention.
FIG. 3A is a graphical representation of intensity vs. Raman shift for covalently graphed polyaniline-graphene composite material and aniline-functionalized …
FIG. 4 is a graphical representation of weight percentage vs. temperature for covalently graphed polyaniline-graphene composite material and …
FIG. 5A is a first TEM photomicrograph of graphene oxide.
FIG. 6A is a graphical representation of N 2 absorption volume vs. relative pressure for covalently graphed polyaniline-graphene composite material and …
FIG. 7A is a graphical representation of specific current vs. potential for covalently graphed polyaniline-graphene composite material and …
FIG. 8C is a graphical representation of specific capacitance vs. current density for covalently graphed polyaniline-graphene composite material and …
FIG. 9 is a graphical overlay of the structure of the covalently graphed polyaniline- graphene composite material on a photomicrograph of the same.
FIG. 10 is a schematic diagram of a supercapacitor system employing the composite material 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 method for synthesizing a graphene-polyaniline hybrid composite, comprising: a) functionalizing the surface of a graphene substrate with aniline groups; and b) polymerizing the aniline groups to yield a graphene-polyaniline hybrid material: wherein the graphene-pol v aniline hybrid material has a specific surface area of 127 m2/g, a pore volume of 0.56 cm 3/g, and an average pore size of 37.5 nm. Currently amended
The method of claim 1 and further comprising: c) before a), oxidatively exfoliating natural graphite flakes to yield a graphene body; wherein during a), the surface of the graphene body is functionalized with aniline groups via a diazonium reaction; and wherein during b), covalently-grafted polyaniline-graphene nanocomposites are formed by in-situ polymerization of aniline in the presence of aniline-functionalized graphene oxide, an oxidant, and an acid dopant. Original
The method of claim 1 wherein during a), a thin film of aniline is formed on the graphene body; and wherein during b), a plurality of vertically aligned polyaniline rods are formed. Currently amended
5-17 Cancelled Canceled
Canceled
A method for synthesizing a graphene-polyaniline hybrid composite, comprising: a) oxidatively exfoliating natural graphite flakes to yield a graphene substrate; b) functionalizing the surface of the graphene substrate with aniline groups; c) polymerizing the aniline groups to yield a graphene oxide-polyaniline hybrid material; and d) forming a plurality of vertically aligned polyaniline nanorods extending from the graphene oxide-polyaniline hybrid material; wherein the graphene oxide-polyaniline hybrid material has a specific surface area of at least about 127 m 2/g, a pore volume of at least about 0.56 cm 3/g, and an average pore size of about 37.5 nm; wherein during c), covalently-grafted polyaniline-graphene nanocomposites are formed by in-situ polymerization of aniline in the presence of aniline-functionalized graphene oxide, an oxidant, and an acid dopant. New
The method of claim 18 wherein the plurality of nanorods is uniformly distributed about the graphene oxide-polyaniline hybrid material. New
A method for producing a graphene-polyaniline hybrid composite material, comprising: a) exfoliating natural graphite flakes to yield a graphene substrate; b) functionalizing the surface of the graphene substrate with aniline groups; c) graphene oxide-polyaniline hybrid surface; and d) nanorods extending from the graphene oxide-polyaniline oxide-polyaniline hybrid surface has a pore volume size of about 37.5 nm; wherein during c), are formed in the presence of aniline-functionalized polymerizing the aniline groups to yield a forming a plurality of aligned polyaniline hybrid surface; wherein the graphene of about 0.56 cm 3/g, and an average pore covalently-grafted polyaniline-graphene nanocomposites graphene oxide, an oxidant, and an acid. New
Layer stacks claimed or described, ordered top of device to substrate.
electrochemical supercapacitor electrode
Materials described outside the worked examples.
graphene oxide
polyaniline
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 3A is a graphical representation of intensity vs. Raman shift for covalently graphed polyaniline-graphene composite material and aniline-functionalized …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Specific Surface Area | 127 m2/g | graphene-polyaniline hybrid composite |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,157,711Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a schematic illustration of the process of the preparation of covalently grafted polyaniline-graphene nanocomposit material according to a first …
FIG. 2C is a second photomicrograph of the covalently grafted polyaniline-graphene nanocomposit material of the present invention.
FIG. 3A is a graphical representation of intensity vs. Raman shift for covalently graphed polyaniline-graphene composite material and aniline-functionalized …
FIG. 4 is a graphical representation of weight percentage vs. temperature for covalently graphed polyaniline-graphene composite material and …
FIG. 5A is a first TEM photomicrograph of graphene oxide.
FIG. 6A is a graphical representation of N 2 absorption volume vs. relative pressure for covalently graphed polyaniline-graphene composite material and …
FIG. 7A is a graphical representation of specific current vs. potential for covalently graphed polyaniline-graphene composite material and …
FIG. 8C is a graphical representation of specific capacitance vs. current density for covalently graphed polyaniline-graphene composite material and …
FIG. 9 is a graphical overlay of the structure of the covalently graphed polyaniline- graphene composite material on a photomicrograph of the same.
FIG. 10 is a schematic diagram of a supercapacitor system employing the composite material 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 method for synthesizing a graphene-polyaniline hybrid composite, comprising: a) functionalizing the surface of a graphene substrate with aniline groups; and b) polymerizing the aniline groups to yield a graphene-polyaniline hybrid material: wherein the graphene-pol v aniline hybrid material has a specific surface area of 127 m2/g, a pore volume of 0.56 cm 3/g, and an average pore size of 37.5 nm. Currently amended
The method of claim 1 and further comprising: c) before a), oxidatively exfoliating natural graphite flakes to yield a graphene body; wherein during a), the surface of the graphene body is functionalized with aniline groups via a diazonium reaction; and wherein during b), covalently-grafted polyaniline-graphene nanocomposites are formed by in-situ polymerization of aniline in the presence of aniline-functionalized graphene oxide, an oxidant, and an acid dopant. Original
The method of claim 1 wherein during a), a thin film of aniline is formed on the graphene body; and wherein during b), a plurality of vertically aligned polyaniline rods are formed. Currently amended
5-17 Cancelled Canceled
Canceled
A method for synthesizing a graphene-polyaniline hybrid composite, comprising: a) oxidatively exfoliating natural graphite flakes to yield a graphene substrate; b) functionalizing the surface of the graphene substrate with aniline groups; c) polymerizing the aniline groups to yield a graphene oxide-polyaniline hybrid material; and d) forming a plurality of vertically aligned polyaniline nanorods extending from the graphene oxide-polyaniline hybrid material; wherein the graphene oxide-polyaniline hybrid material has a specific surface area of at least about 127 m 2/g, a pore volume of at least about 0.56 cm 3/g, and an average pore size of about 37.5 nm; wherein during c), covalently-grafted polyaniline-graphene nanocomposites are formed by in-situ polymerization of aniline in the presence of aniline-functionalized graphene oxide, an oxidant, and an acid dopant. New
The method of claim 18 wherein the plurality of nanorods is uniformly distributed about the graphene oxide-polyaniline hybrid material. New
A method for producing a graphene-polyaniline hybrid composite material, comprising: a) exfoliating natural graphite flakes to yield a graphene substrate; b) functionalizing the surface of the graphene substrate with aniline groups; c) graphene oxide-polyaniline hybrid surface; and d) nanorods extending from the graphene oxide-polyaniline oxide-polyaniline hybrid surface has a pore volume size of about 37.5 nm; wherein during c), are formed in the presence of aniline-functionalized polymerizing the aniline groups to yield a forming a plurality of aligned polyaniline hybrid surface; wherein the graphene of about 0.56 cm 3/g, and an average pore covalently-grafted polyaniline-graphene nanocomposites graphene oxide, an oxidant, and an acid. New
Layer stacks claimed or described, ordered top of device to substrate.
electrochemical supercapacitor electrode
Materials described outside the worked examples.
graphene oxide
polyaniline
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 3A is a graphical representation of intensity vs. Raman shift for covalently graphed polyaniline-graphene composite material and aniline-functionalized …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Specific Surface Area | 127 m2/g | graphene-polyaniline hybrid composite |
Related documents with shared materials, methods, properties, or citations.
natural graphite flakes
aniline-functionalized graphene oxide
ammonium persulfate
(NH₄)2S₂O₈
p-phenyldiamine
FIG. 6A is a graphical representation of N 2 absorption volume vs. relative pressure for covalently graphed polyaniline-graphene composite material and …
FIG. 8C is a graphical representation of specific capacitance vs. current density for covalently graphed polyaniline-graphene composite material and …
Pore Volume |
| 0.56 cm3/g |
graphene-polyaniline hybrid composite |
Average Pore Size | 37.5 nm | graphene-polyaniline hybrid composite |
Capacitance 442 F/g for PANI/GO (6:1) vs. 226 F/g for pure PANI | — | graphene-polyaniline hybrid composite |
Specific Capacitance | 442 F/g | graphene-polyaniline hybrid composite |
Specific Capacitance | 226 F/g | polyaniline |
Cycling Stability | 83 % | graphene-polyaniline hybrid composite |
Cycling Stability | 54.3 % | polyaniline |
Raman Id Ig Ratio | 0.89 | graphene oxide |
Raman Id Ig Ratio | 0.95 | aniline-functionalized graphene oxide |
Thickness | 0.8–36 nm | — |
Voltage | 0.1–0.8 V | — |
Temperature | 95–98 °C | — |
Thickness | ≥ 0.56 cm | — |
natural graphite flakes
aniline-functionalized graphene oxide
ammonium persulfate
(NH₄)2S₂O₈
p-phenyldiamine
FIG. 6A is a graphical representation of N 2 absorption volume vs. relative pressure for covalently graphed polyaniline-graphene composite material and …
FIG. 8C is a graphical representation of specific capacitance vs. current density for covalently graphed polyaniline-graphene composite material and …
Pore Volume |
| 0.56 cm3/g |
graphene-polyaniline hybrid composite |
Average Pore Size | 37.5 nm | graphene-polyaniline hybrid composite |
Capacitance 442 F/g for PANI/GO (6:1) vs. 226 F/g for pure PANI | — | graphene-polyaniline hybrid composite |
Specific Capacitance | 442 F/g | graphene-polyaniline hybrid composite |
Specific Capacitance | 226 F/g | polyaniline |
Cycling Stability | 83 % | graphene-polyaniline hybrid composite |
Cycling Stability | 54.3 % | polyaniline |
Raman Id Ig Ratio | 0.89 | graphene oxide |
Raman Id Ig Ratio | 0.95 | aniline-functionalized graphene oxide |
Thickness | 0.8–36 nm | — |
Voltage | 0.1–0.8 V | — |
Temperature | 95–98 °C | — |
Thickness | ≥ 0.56 cm | — |
natural graphite flakes
aniline-functionalized graphene oxide
ammonium persulfate
(NH₄)2S₂O₈
p-phenyldiamine
FIG. 6A is a graphical representation of N 2 absorption volume vs. relative pressure for covalently graphed polyaniline-graphene composite material and …
FIG. 8C is a graphical representation of specific capacitance vs. current density for covalently graphed polyaniline-graphene composite material and …
Pore Volume |
| 0.56 cm3/g |
graphene-polyaniline hybrid composite |
Average Pore Size | 37.5 nm | graphene-polyaniline hybrid composite |
Capacitance 442 F/g for PANI/GO (6:1) vs. 226 F/g for pure PANI | — | graphene-polyaniline hybrid composite |
Specific Capacitance | 442 F/g | graphene-polyaniline hybrid composite |
Specific Capacitance | 226 F/g | polyaniline |
Cycling Stability | 83 % | graphene-polyaniline hybrid composite |
Cycling Stability | 54.3 % | polyaniline |
Raman Id Ig Ratio | 0.89 | graphene oxide |
Raman Id Ig Ratio | 0.95 | aniline-functionalized graphene oxide |
Thickness | 0.8–36 nm | — |
Voltage | 0.1–0.8 V | — |
Temperature | 95–98 °C | — |
Thickness | ≥ 0.56 cm | — |
natural graphite flakes
aniline-functionalized graphene oxide
ammonium persulfate
(NH₄)2S₂O₈
p-phenyldiamine
FIG. 6A is a graphical representation of N 2 absorption volume vs. relative pressure for covalently graphed polyaniline-graphene composite material and …
FIG. 8C is a graphical representation of specific capacitance vs. current density for covalently graphed polyaniline-graphene composite material and …
Pore Volume |
| 0.56 cm3/g |
graphene-polyaniline hybrid composite |
Average Pore Size | 37.5 nm | graphene-polyaniline hybrid composite |
Capacitance 442 F/g for PANI/GO (6:1) vs. 226 F/g for pure PANI | — | graphene-polyaniline hybrid composite |
Specific Capacitance | 442 F/g | graphene-polyaniline hybrid composite |
Specific Capacitance | 226 F/g | polyaniline |
Cycling Stability | 83 % | graphene-polyaniline hybrid composite |
Cycling Stability | 54.3 % | polyaniline |
Raman Id Ig Ratio | 0.89 | graphene oxide |
Raman Id Ig Ratio | 0.95 | aniline-functionalized graphene oxide |
Thickness | 0.8–36 nm | — |
Voltage | 0.1–0.8 V | — |
Temperature | 95–98 °C | — |
Thickness | ≥ 0.56 cm | — |