Patent
US 10,556,798SYNTHESIS OF FLUORINATED GRAPHENE OXIDE FOR ELECTROCHEMICAL APPLICATIONS
Aicheng Chen
US
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Patent
Atlas literature
Patent
US 10,556,798Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1. (A) & (B) SEM images of graphene oxide (GO) and fluorinated graphene oxide (F GO). (C) TEM image of FGO. Inset shows the SAED pattern of F GO. (D) XRD patterns of graphite, GO and F GO.
Figure 2. (A) FT-IR spectra of graphite, GO and F GO. (B) Raman spectra of GO and FGO. (C) XPS survey scan of GO and F GO. (D) & (E) High resolution XPS spectra of C 1 s of GO and F GO. (F) High resolution the XPS spectrum of F₁ s of F GO.
Figure 3. (A) CVs of GO and F GO modified GCE electrode in the acetate buffer. (B) SWASVs for 2 pM analytes each of Cd(II), Pb(II), Cu(Il SVG 15869785.01-12-2018.JCCCRTGPRXEAPX1.SPEC.3.9.1870.1004.1906.1051.svg 0.157 0.12 Chemistry Black and white Hg(II) on FGO (blue line), GO (red line) and GCE …
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 synthesis of about 0.5 to about 1.5 at.% fluorinated graphene oxide comprising: mixing about n grams of graphite with about 5*n to about 40*n ml HF in a solution of about 50*n to about 150*n ml of H₂S O 4/H₃P O 4 at a ratio of [[(]]1 0-x:x, where x = 0.1 to 4[[)]] with stirring at a temperature of about 30 to about 80 0C for a first period of time to q enerate a first mixture; adding about 3*n to about 10*n g KMn O 4 to the first mixture to q enerate a second mixture and stirring the second mixture at a temperature of about 40 to about 80 0C for a second period of time; adding the second mixture to a container containing about 50*n to about 250 *n ml of ice and about 1*n to about 10*n ml of H₂₀₂ to generate a third mixture; separating solid comprising about 0.5 to about 1.5 at.% fluorinated graphene oxide from the third mixture; rinsing the fluorinated graphene oxide; and drying the fluorinated graphene oxide. Currently amended
The method according to claim 1 wherein the first time period is about 1 to about 5 hours. Previously presented
The method according to claim 1 wherein the second time period is about 5 to about 50 hours. Previously presented
cancelled Canceled
A method for synthesis of about 0.5 to about 1.5 at.% fluorinated graphene oxide comprising: mixing about n grams of graphite with about 5*n to about 40*n ml HF in a solution of about 50*n to about 150*n ml of H₂S O 4/H₃P O 4 at a ratio of UJ (]]10-x:x, where x = 0.1 to 4[[)]] with stirring at a temperature of about 30 to about 80 o C for a first period of time to generate a first mixture; adding about 3*n to about 10*n g KM nO 4 to the first mixture t o g enerate a second mixture and stirring the second mixture at a temperature of about 40 to about 80 o C for a second period of time; adding about 50*n to about 250*n ml of ice to the second mixture, followed by adding about 1*n to about 1 0 *n ml of H₂₀₂ to the second mixture to generate a third mixture; separating solid comprising about 0.5 to about 1.5 at.% fluorinated graphene oxide from the third mixture; rinsing the fluorinated graphene oxide; and drying the fluorinated graphene oxide. Currently amended
The method according to claim 5 wherein the first time period is about 1 to about 5 hours. Previously presented
The method according to claim 5 wherein the second time period is about 5 to about 50 hours. Previously presented
Materials described outside the worked examples.
fluorinated graphene oxide
graphite
hydrofluoric acid
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Fluorine at.% in FGO | 0.5–1.5 at.% | fluorinated graphene oxide |
Fluorine at.% in FGO (XPS measured) | 1.2 at.% |
Related documents with shared materials, methods, properties, or citations.
LINKED STACKS OF PARTLY REDUCED GRAPHENE, METHOD FOR PRODUCING LINKED STACKS OF PARTLY REDUCED GRAPHENE, POWDER COMPRISING LINKED STACKS OF PARTLY REDUCED GRAPHENE, GRAPHENE ELECTRODE FILM, METHOD FOR PRODUCING GRAPHENE ELCETRODE FILM, AND GRAPHENE CAPACITOR
Method of manufacturing graphene composite including ultrasonic-wave pulverization post-treatment process and method of manufacturing active material using the same
Patent
Atlas literature
Patent
US 10,556,798Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1. (A) & (B) SEM images of graphene oxide (GO) and fluorinated graphene oxide (F GO). (C) TEM image of FGO. Inset shows the SAED pattern of F GO. (D) XRD patterns of graphite, GO and F GO.
Figure 2. (A) FT-IR spectra of graphite, GO and F GO. (B) Raman spectra of GO and FGO. (C) XPS survey scan of GO and F GO. (D) & (E) High resolution XPS spectra of C 1 s of GO and F GO. (F) High resolution the XPS spectrum of F₁ s of F GO.
Figure 3. (A) CVs of GO and F GO modified GCE electrode in the acetate buffer. (B) SWASVs for 2 pM analytes each of Cd(II), Pb(II), Cu(Il SVG 15869785.01-12-2018.JCCCRTGPRXEAPX1.SPEC.3.9.1870.1004.1906.1051.svg 0.157 0.12 Chemistry Black and white Hg(II) on FGO (blue line), GO (red line) and GCE …
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 synthesis of about 0.5 to about 1.5 at.% fluorinated graphene oxide comprising: mixing about n grams of graphite with about 5*n to about 40*n ml HF in a solution of about 50*n to about 150*n ml of H₂S O 4/H₃P O 4 at a ratio of [[(]]1 0-x:x, where x = 0.1 to 4[[)]] with stirring at a temperature of about 30 to about 80 0C for a first period of time to q enerate a first mixture; adding about 3*n to about 10*n g KMn O 4 to the first mixture to q enerate a second mixture and stirring the second mixture at a temperature of about 40 to about 80 0C for a second period of time; adding the second mixture to a container containing about 50*n to about 250 *n ml of ice and about 1*n to about 10*n ml of H₂₀₂ to generate a third mixture; separating solid comprising about 0.5 to about 1.5 at.% fluorinated graphene oxide from the third mixture; rinsing the fluorinated graphene oxide; and drying the fluorinated graphene oxide. Currently amended
The method according to claim 1 wherein the first time period is about 1 to about 5 hours. Previously presented
The method according to claim 1 wherein the second time period is about 5 to about 50 hours. Previously presented
cancelled Canceled
A method for synthesis of about 0.5 to about 1.5 at.% fluorinated graphene oxide comprising: mixing about n grams of graphite with about 5*n to about 40*n ml HF in a solution of about 50*n to about 150*n ml of H₂S O 4/H₃P O 4 at a ratio of UJ (]]10-x:x, where x = 0.1 to 4[[)]] with stirring at a temperature of about 30 to about 80 o C for a first period of time to generate a first mixture; adding about 3*n to about 10*n g KM nO 4 to the first mixture t o g enerate a second mixture and stirring the second mixture at a temperature of about 40 to about 80 o C for a second period of time; adding about 50*n to about 250*n ml of ice to the second mixture, followed by adding about 1*n to about 1 0 *n ml of H₂₀₂ to the second mixture to generate a third mixture; separating solid comprising about 0.5 to about 1.5 at.% fluorinated graphene oxide from the third mixture; rinsing the fluorinated graphene oxide; and drying the fluorinated graphene oxide. Currently amended
The method according to claim 5 wherein the first time period is about 1 to about 5 hours. Previously presented
The method according to claim 5 wherein the second time period is about 5 to about 50 hours. Previously presented
Materials described outside the worked examples.
fluorinated graphene oxide
graphite
hydrofluoric acid
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Fluorine at.% in FGO | 0.5–1.5 at.% | fluorinated graphene oxide |
Fluorine at.% in FGO (XPS measured) | 1.2 at.% |
Related documents with shared materials, methods, properties, or citations.
LINKED STACKS OF PARTLY REDUCED GRAPHENE, METHOD FOR PRODUCING LINKED STACKS OF PARTLY REDUCED GRAPHENE, POWDER COMPRISING LINKED STACKS OF PARTLY REDUCED GRAPHENE, GRAPHENE ELECTRODE FILM, METHOD FOR PRODUCING GRAPHENE ELCETRODE FILM, AND GRAPHENE CAPACITOR
Method of manufacturing graphene composite including ultrasonic-wave pulverization post-treatment process and method of manufacturing active material using the same
Patent
Atlas literature
Patent
US 10,556,798Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1. (A) & (B) SEM images of graphene oxide (GO) and fluorinated graphene oxide (F GO). (C) TEM image of FGO. Inset shows the SAED pattern of F GO. (D) XRD patterns of graphite, GO and F GO.
Figure 2. (A) FT-IR spectra of graphite, GO and F GO. (B) Raman spectra of GO and FGO. (C) XPS survey scan of GO and F GO. (D) & (E) High resolution XPS spectra of C 1 s of GO and F GO. (F) High resolution the XPS spectrum of F₁ s of F GO.
Figure 3. (A) CVs of GO and F GO modified GCE electrode in the acetate buffer. (B) SWASVs for 2 pM analytes each of Cd(II), Pb(II), Cu(Il SVG 15869785.01-12-2018.JCCCRTGPRXEAPX1.SPEC.3.9.1870.1004.1906.1051.svg 0.157 0.12 Chemistry Black and white Hg(II) on FGO (blue line), GO (red line) and GCE …
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 synthesis of about 0.5 to about 1.5 at.% fluorinated graphene oxide comprising: mixing about n grams of graphite with about 5*n to about 40*n ml HF in a solution of about 50*n to about 150*n ml of H₂S O 4/H₃P O 4 at a ratio of [[(]]1 0-x:x, where x = 0.1 to 4[[)]] with stirring at a temperature of about 30 to about 80 0C for a first period of time to q enerate a first mixture; adding about 3*n to about 10*n g KMn O 4 to the first mixture to q enerate a second mixture and stirring the second mixture at a temperature of about 40 to about 80 0C for a second period of time; adding the second mixture to a container containing about 50*n to about 250 *n ml of ice and about 1*n to about 10*n ml of H₂₀₂ to generate a third mixture; separating solid comprising about 0.5 to about 1.5 at.% fluorinated graphene oxide from the third mixture; rinsing the fluorinated graphene oxide; and drying the fluorinated graphene oxide. Currently amended
The method according to claim 1 wherein the first time period is about 1 to about 5 hours. Previously presented
The method according to claim 1 wherein the second time period is about 5 to about 50 hours. Previously presented
cancelled Canceled
A method for synthesis of about 0.5 to about 1.5 at.% fluorinated graphene oxide comprising: mixing about n grams of graphite with about 5*n to about 40*n ml HF in a solution of about 50*n to about 150*n ml of H₂S O 4/H₃P O 4 at a ratio of UJ (]]10-x:x, where x = 0.1 to 4[[)]] with stirring at a temperature of about 30 to about 80 o C for a first period of time to generate a first mixture; adding about 3*n to about 10*n g KM nO 4 to the first mixture t o g enerate a second mixture and stirring the second mixture at a temperature of about 40 to about 80 o C for a second period of time; adding about 50*n to about 250*n ml of ice to the second mixture, followed by adding about 1*n to about 1 0 *n ml of H₂₀₂ to the second mixture to generate a third mixture; separating solid comprising about 0.5 to about 1.5 at.% fluorinated graphene oxide from the third mixture; rinsing the fluorinated graphene oxide; and drying the fluorinated graphene oxide. Currently amended
The method according to claim 5 wherein the first time period is about 1 to about 5 hours. Previously presented
The method according to claim 5 wherein the second time period is about 5 to about 50 hours. Previously presented
Materials described outside the worked examples.
fluorinated graphene oxide
graphite
hydrofluoric acid
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Fluorine at.% in FGO | 0.5–1.5 at.% | fluorinated graphene oxide |
Fluorine at.% in FGO (XPS measured) | 1.2 at.% |
Related documents with shared materials, methods, properties, or citations.
LINKED STACKS OF PARTLY REDUCED GRAPHENE, METHOD FOR PRODUCING LINKED STACKS OF PARTLY REDUCED GRAPHENE, POWDER COMPRISING LINKED STACKS OF PARTLY REDUCED GRAPHENE, GRAPHENE ELECTRODE FILM, METHOD FOR PRODUCING GRAPHENE ELCETRODE FILM, AND GRAPHENE CAPACITOR
Method of manufacturing graphene composite including ultrasonic-wave pulverization post-treatment process and method of manufacturing active material using the same
Patent
Atlas literature
Patent
US 10,556,798Patent drawings and their descriptions. Click a drawing to enlarge it.
Figure 1. (A) & (B) SEM images of graphene oxide (GO) and fluorinated graphene oxide (F GO). (C) TEM image of FGO. Inset shows the SAED pattern of F GO. (D) XRD patterns of graphite, GO and F GO.
Figure 2. (A) FT-IR spectra of graphite, GO and F GO. (B) Raman spectra of GO and FGO. (C) XPS survey scan of GO and F GO. (D) & (E) High resolution XPS spectra of C 1 s of GO and F GO. (F) High resolution the XPS spectrum of F₁ s of F GO.
Figure 3. (A) CVs of GO and F GO modified GCE electrode in the acetate buffer. (B) SWASVs for 2 pM analytes each of Cd(II), Pb(II), Cu(Il SVG 15869785.01-12-2018.JCCCRTGPRXEAPX1.SPEC.3.9.1870.1004.1906.1051.svg 0.157 0.12 Chemistry Black and white Hg(II) on FGO (blue line), GO (red line) and GCE …
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 synthesis of about 0.5 to about 1.5 at.% fluorinated graphene oxide comprising: mixing about n grams of graphite with about 5*n to about 40*n ml HF in a solution of about 50*n to about 150*n ml of H₂S O 4/H₃P O 4 at a ratio of [[(]]1 0-x:x, where x = 0.1 to 4[[)]] with stirring at a temperature of about 30 to about 80 0C for a first period of time to q enerate a first mixture; adding about 3*n to about 10*n g KMn O 4 to the first mixture to q enerate a second mixture and stirring the second mixture at a temperature of about 40 to about 80 0C for a second period of time; adding the second mixture to a container containing about 50*n to about 250 *n ml of ice and about 1*n to about 10*n ml of H₂₀₂ to generate a third mixture; separating solid comprising about 0.5 to about 1.5 at.% fluorinated graphene oxide from the third mixture; rinsing the fluorinated graphene oxide; and drying the fluorinated graphene oxide. Currently amended
The method according to claim 1 wherein the first time period is about 1 to about 5 hours. Previously presented
The method according to claim 1 wherein the second time period is about 5 to about 50 hours. Previously presented
cancelled Canceled
A method for synthesis of about 0.5 to about 1.5 at.% fluorinated graphene oxide comprising: mixing about n grams of graphite with about 5*n to about 40*n ml HF in a solution of about 50*n to about 150*n ml of H₂S O 4/H₃P O 4 at a ratio of UJ (]]10-x:x, where x = 0.1 to 4[[)]] with stirring at a temperature of about 30 to about 80 o C for a first period of time to generate a first mixture; adding about 3*n to about 10*n g KM nO 4 to the first mixture t o g enerate a second mixture and stirring the second mixture at a temperature of about 40 to about 80 o C for a second period of time; adding about 50*n to about 250*n ml of ice to the second mixture, followed by adding about 1*n to about 1 0 *n ml of H₂₀₂ to the second mixture to generate a third mixture; separating solid comprising about 0.5 to about 1.5 at.% fluorinated graphene oxide from the third mixture; rinsing the fluorinated graphene oxide; and drying the fluorinated graphene oxide. Currently amended
The method according to claim 5 wherein the first time period is about 1 to about 5 hours. Previously presented
The method according to claim 5 wherein the second time period is about 5 to about 50 hours. Previously presented
Materials described outside the worked examples.
fluorinated graphene oxide
graphite
hydrofluoric acid
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Fluorine at.% in FGO | 0.5–1.5 at.% | fluorinated graphene oxide |
Fluorine at.% in FGO (XPS measured) | 1.2 at.% |
Related documents with shared materials, methods, properties, or citations.
LINKED STACKS OF PARTLY REDUCED GRAPHENE, METHOD FOR PRODUCING LINKED STACKS OF PARTLY REDUCED GRAPHENE, POWDER COMPRISING LINKED STACKS OF PARTLY REDUCED GRAPHENE, GRAPHENE ELECTRODE FILM, METHOD FOR PRODUCING GRAPHENE ELCETRODE FILM, AND GRAPHENE CAPACITOR
Method of manufacturing graphene composite including ultrasonic-wave pulverization post-treatment process and method of manufacturing active material using the same
sulfuric acid/phosphoric acid mixture
H₂SO₄/H₃PO₄
potassium permanganate
KMnO₄
hydrogen peroxide
H₂O₂
graphene oxide
hydrochloric acid
HCl
ethanol
C₂H₅OH
diethyl ether
(C₂H₅)2O
fluorinated graphene oxide |
Duration | 1–5 hours | — |
Duration | 5–50 hours | — |
Voltage | 0.6–0.9 V | — |
sulfuric acid/phosphoric acid mixture
H₂SO₄/H₃PO₄
potassium permanganate
KMnO₄
hydrogen peroxide
H₂O₂
graphene oxide
hydrochloric acid
HCl
ethanol
C₂H₅OH
diethyl ether
(C₂H₅)2O
fluorinated graphene oxide |
Duration | 1–5 hours | — |
Duration | 5–50 hours | — |
Voltage | 0.6–0.9 V | — |
sulfuric acid/phosphoric acid mixture
H₂SO₄/H₃PO₄
potassium permanganate
KMnO₄
hydrogen peroxide
H₂O₂
graphene oxide
hydrochloric acid
HCl
ethanol
C₂H₅OH
diethyl ether
(C₂H₅)2O
fluorinated graphene oxide |
Duration | 1–5 hours | — |
Duration | 5–50 hours | — |
Voltage | 0.6–0.9 V | — |
sulfuric acid/phosphoric acid mixture
H₂SO₄/H₃PO₄
potassium permanganate
KMnO₄
hydrogen peroxide
H₂O₂
graphene oxide
hydrochloric acid
HCl
ethanol
C₂H₅OH
diethyl ether
(C₂H₅)2O
fluorinated graphene oxide |
Duration | 1–5 hours | — |
Duration | 5–50 hours | — |
Voltage | 0.6–0.9 V | — |