Patent
US 10,273,159METHOD OF PRODUCING GRAPHENE
Wei-Jen LIU
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 10,273,159Patent 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.
The method of claim 1, wherein the pressure is between 800-3,000 bar. Original
The method of claim 2, wherein the pressure is 2,000 bar. Original
The method of claim 1, wherein in the step (b), the temperature is about 1 0 -20 °C. Original
The method of claim 1, wherein the solution is selected from the group consisting of water, methanol, ethanol, 1-propanol, isopropanol, butanol, isobutanol, ethylene glycol, diethylene glycol, glycerol, propylene glycol, N-methyl-pyrrolidone (NMP), 7 -butyrolactone (GBL), 1,3-dimethyl-2-imidazolidinone (D ME U), dimethyl formamide, and a combination thereof. Original
The method of claim 12, wherein the solution is water. Original
The method of claim 12, wherein the solution is ethanol. Original
The method of claim 12, wherein the solution is the combination of water and ethanol. Original
The method of claim 1, wherein the graphite material is selected from the group consisting of, natural graphite, synthetic graphite, spheroidal graphite ion, carbon fiber, carbon nanofiber, carbon nanotube, mesophase carbon micro-bead, and the combination thereof. Original
The method of claim 1, wherein the method does not comprise the step of adding a reducing agent, an oxidizing agent, an acid or an alkaline to the graphite suspension. Original
Canceled
Materials described outside the worked examples.
graphene
solvent for graphite suspension
water
H₂O
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Average Thickness | 3–5 nm | graphene |
Particle Size D50 | 10–20 µm |
Related documents with shared materials, methods, properties, or citations.
GRAPHENE NANOPLATELETS- OR GRAPHITE NANOPLATELETS-BASED NANOCOMPOSITES FOR REDUCING ELECTROMAGNETIC INTERFERENCES
METHOD OF PREPARING GRAPHENE NANOPLATE, PREPARED GRAPHENE NANOPLATE, GRAPHENE NANOPLATE PASTE, AND CONDUCTIVE LAYER INCLUDING THE GRAPHENE NANOPLATE
Patent
Atlas literature
Patent
US 10,273,159Patent 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.
The method of claim 1, wherein the pressure is between 800-3,000 bar. Original
The method of claim 2, wherein the pressure is 2,000 bar. Original
The method of claim 1, wherein in the step (b), the temperature is about 1 0 -20 °C. Original
The method of claim 1, wherein the solution is selected from the group consisting of water, methanol, ethanol, 1-propanol, isopropanol, butanol, isobutanol, ethylene glycol, diethylene glycol, glycerol, propylene glycol, N-methyl-pyrrolidone (NMP), 7 -butyrolactone (GBL), 1,3-dimethyl-2-imidazolidinone (D ME U), dimethyl formamide, and a combination thereof. Original
The method of claim 12, wherein the solution is water. Original
The method of claim 12, wherein the solution is ethanol. Original
The method of claim 12, wherein the solution is the combination of water and ethanol. Original
The method of claim 1, wherein the graphite material is selected from the group consisting of, natural graphite, synthetic graphite, spheroidal graphite ion, carbon fiber, carbon nanofiber, carbon nanotube, mesophase carbon micro-bead, and the combination thereof. Original
The method of claim 1, wherein the method does not comprise the step of adding a reducing agent, an oxidizing agent, an acid or an alkaline to the graphite suspension. Original
Canceled
Materials described outside the worked examples.
graphene
solvent for graphite suspension
water
H₂O
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Average Thickness | 3–5 nm | graphene |
Particle Size D50 | 10–20 µm |
Related documents with shared materials, methods, properties, or citations.
GRAPHENE NANOPLATELETS- OR GRAPHITE NANOPLATELETS-BASED NANOCOMPOSITES FOR REDUCING ELECTROMAGNETIC INTERFERENCES
METHOD OF PREPARING GRAPHENE NANOPLATE, PREPARED GRAPHENE NANOPLATE, GRAPHENE NANOPLATE PASTE, AND CONDUCTIVE LAYER INCLUDING THE GRAPHENE NANOPLATE
Patent
Atlas literature
Patent
US 10,273,159Patent 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.
The method of claim 1, wherein the pressure is between 800-3,000 bar. Original
The method of claim 2, wherein the pressure is 2,000 bar. Original
The method of claim 1, wherein in the step (b), the temperature is about 1 0 -20 °C. Original
The method of claim 1, wherein the solution is selected from the group consisting of water, methanol, ethanol, 1-propanol, isopropanol, butanol, isobutanol, ethylene glycol, diethylene glycol, glycerol, propylene glycol, N-methyl-pyrrolidone (NMP), 7 -butyrolactone (GBL), 1,3-dimethyl-2-imidazolidinone (D ME U), dimethyl formamide, and a combination thereof. Original
The method of claim 12, wherein the solution is water. Original
The method of claim 12, wherein the solution is ethanol. Original
The method of claim 12, wherein the solution is the combination of water and ethanol. Original
The method of claim 1, wherein the graphite material is selected from the group consisting of, natural graphite, synthetic graphite, spheroidal graphite ion, carbon fiber, carbon nanofiber, carbon nanotube, mesophase carbon micro-bead, and the combination thereof. Original
The method of claim 1, wherein the method does not comprise the step of adding a reducing agent, an oxidizing agent, an acid or an alkaline to the graphite suspension. Original
Canceled
Materials described outside the worked examples.
graphene
solvent for graphite suspension
water
H₂O
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Average Thickness | 3–5 nm | graphene |
Particle Size D50 | 10–20 µm |
Related documents with shared materials, methods, properties, or citations.
GRAPHENE NANOPLATELETS- OR GRAPHITE NANOPLATELETS-BASED NANOCOMPOSITES FOR REDUCING ELECTROMAGNETIC INTERFERENCES
METHOD OF PREPARING GRAPHENE NANOPLATE, PREPARED GRAPHENE NANOPLATE, GRAPHENE NANOPLATE PASTE, AND CONDUCTIVE LAYER INCLUDING THE GRAPHENE NANOPLATE
Patent
Atlas literature
Patent
US 10,273,159Patent 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.
The method of claim 1, wherein the pressure is between 800-3,000 bar. Original
The method of claim 2, wherein the pressure is 2,000 bar. Original
The method of claim 1, wherein in the step (b), the temperature is about 1 0 -20 °C. Original
The method of claim 1, wherein the solution is selected from the group consisting of water, methanol, ethanol, 1-propanol, isopropanol, butanol, isobutanol, ethylene glycol, diethylene glycol, glycerol, propylene glycol, N-methyl-pyrrolidone (NMP), 7 -butyrolactone (GBL), 1,3-dimethyl-2-imidazolidinone (D ME U), dimethyl formamide, and a combination thereof. Original
The method of claim 12, wherein the solution is water. Original
The method of claim 12, wherein the solution is ethanol. Original
The method of claim 12, wherein the solution is the combination of water and ethanol. Original
The method of claim 1, wherein the graphite material is selected from the group consisting of, natural graphite, synthetic graphite, spheroidal graphite ion, carbon fiber, carbon nanofiber, carbon nanotube, mesophase carbon micro-bead, and the combination thereof. Original
The method of claim 1, wherein the method does not comprise the step of adding a reducing agent, an oxidizing agent, an acid or an alkaline to the graphite suspension. Original
Canceled
Materials described outside the worked examples.
graphene
solvent for graphite suspension
water
H₂O
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Average Thickness | 3–5 nm | graphene |
Particle Size D50 | 10–20 µm |
Related documents with shared materials, methods, properties, or citations.
GRAPHENE NANOPLATELETS- OR GRAPHITE NANOPLATELETS-BASED NANOCOMPOSITES FOR REDUCING ELECTROMAGNETIC INTERFERENCES
METHOD OF PREPARING GRAPHENE NANOPLATE, PREPARED GRAPHENE NANOPLATE, GRAPHENE NANOPLATE PASTE, AND CONDUCTIVE LAYER INCLUDING THE GRAPHENE NANOPLATE
ethanol
C₂H₅OH
graphite material
Particle Size D50 | 10–15 µm | graphene |
Particle Size D50 | 1–10 µm | graphene |
Pressure | ≥ 800 bar | — |
Thickness | 4–5 nm | — |
Pressure | 800–3000 bar | — |
Temperature | 0–20 °C | — |
ethanol
C₂H₅OH
graphite material
Particle Size D50 | 10–15 µm | graphene |
Particle Size D50 | 1–10 µm | graphene |
Pressure | ≥ 800 bar | — |
Thickness | 4–5 nm | — |
Pressure | 800–3000 bar | — |
Temperature | 0–20 °C | — |
ethanol
C₂H₅OH
graphite material
Particle Size D50 | 10–15 µm | graphene |
Particle Size D50 | 1–10 µm | graphene |
Pressure | ≥ 800 bar | — |
Thickness | 4–5 nm | — |
Pressure | 800–3000 bar | — |
Temperature | 0–20 °C | — |
ethanol
C₂H₅OH
graphite material
Particle Size D50 | 10–15 µm | graphene |
Particle Size D50 | 1–10 µm | graphene |
Pressure | ≥ 800 bar | — |
Thickness | 4–5 nm | — |
Pressure | 800–3000 bar | — |
Temperature | 0–20 °C | — |