Patent
US 10,458,046GRAPHENE CONJUGATE FIBER AND METHOD FOR MANUFACTURING SAME
Seon Jeong KIM
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
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US 10,458,046Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a conceptual diagram showing the procedure for producing a fiber composed of graphene flakes having directivity and wrinkles according to the present …
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
FIGS. 3 and 6). The smaller size of the graphene flakes in the fiber demonstrates the wrinkled structure of the graphene flakes. Meanwhile, the broad 2D band …
FIG. 4B shows cyclic stress-strain curves of a graphene/PVA fiber, the inset shows variations in the modulus of elasticity of the graphene/PVA fiber with …
FIG. 7). The graphene/PVA fiber was stretched by 25-35% above the glass transition temperature (near T p). The increased stretching of the graphene/PVA fiber …
FIG. 8 shows TG-DTA spectra of a pure graphene/PVA fiber (black line) and a PVA powder (blue line).
FIG. 9A shows stress-strain cu r ves of a pu r e graphene/PVA fiber (dotted line), a graphene/PVA fiber annealed at 150 SVG …
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 producing a graphene composite fiber, the method comprising: a) dispersing graphene and a surfactant in a solvent to prepare a dispersion, b) spinning the dispersion into a coagulation bath containing polymer solution to form a graphene-gel fiber, and c) drying the graphene-gel fiber to produce the graphene composite fiber. Original
The method according to claim 1, further comprising d) annealing the graphene composite fiber obtained in c) at a temperature of 140 to 160 C. Original
The method according to claim 1, further comprising d') dipping the graphene composite fiber obtained in c) in methanol or acetone to improve the degree of crystallization of the graphene composite fiber. Original
The method according to claim 1, wherein the graphene is chemically reduced graphene. Original
The method according to claim 1, wherein the graphene is chemically reduced graphene with acid functional groups. Original
The method according to claim 1, wherein the surfactant is selected from sodium dodecyl benzene sulfonate (SDBS), sodium dodecyl sulfonate (SDS), Triton X-100, and cetyltrimethylammonium bromide (C TAB). Original
The method according to claim 1, wherein the solvent is water. Original
The method according to claim 1, wherein, in the coagulation bath, the polymer from the polymer solution is incorporated into the spun dispersion to form the graphene-gel fiber in which the graphene is surrounded by the polymer. Original
The method according to claim 1, wherein, during drying, the graphene gel-fiber is vertically suspended and dried. Original
The method according to claim 1, wherein the graphene is a graphene flake. Original
Layer stacks claimed or described, ordered top of device to substrate.
graphene composite fiber
Materials described outside the worked examples.
graphene
surfactant
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Toughness | 1–5.5 MJ/m3 | graphene composite fiber |
Mechanical Strength | 100–300 MPa |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,458,046Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a conceptual diagram showing the procedure for producing a fiber composed of graphene flakes having directivity and wrinkles according to the present …
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
FIGS. 3 and 6). The smaller size of the graphene flakes in the fiber demonstrates the wrinkled structure of the graphene flakes. Meanwhile, the broad 2D band …
FIG. 4B shows cyclic stress-strain curves of a graphene/PVA fiber, the inset shows variations in the modulus of elasticity of the graphene/PVA fiber with …
FIG. 7). The graphene/PVA fiber was stretched by 25-35% above the glass transition temperature (near T p). The increased stretching of the graphene/PVA fiber …
FIG. 8 shows TG-DTA spectra of a pure graphene/PVA fiber (black line) and a PVA powder (blue line).
FIG. 9A shows stress-strain cu r ves of a pu r e graphene/PVA fiber (dotted line), a graphene/PVA fiber annealed at 150 SVG …
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 producing a graphene composite fiber, the method comprising: a) dispersing graphene and a surfactant in a solvent to prepare a dispersion, b) spinning the dispersion into a coagulation bath containing polymer solution to form a graphene-gel fiber, and c) drying the graphene-gel fiber to produce the graphene composite fiber. Original
The method according to claim 1, further comprising d) annealing the graphene composite fiber obtained in c) at a temperature of 140 to 160 C. Original
The method according to claim 1, further comprising d') dipping the graphene composite fiber obtained in c) in methanol or acetone to improve the degree of crystallization of the graphene composite fiber. Original
The method according to claim 1, wherein the graphene is chemically reduced graphene. Original
The method according to claim 1, wherein the graphene is chemically reduced graphene with acid functional groups. Original
The method according to claim 1, wherein the surfactant is selected from sodium dodecyl benzene sulfonate (SDBS), sodium dodecyl sulfonate (SDS), Triton X-100, and cetyltrimethylammonium bromide (C TAB). Original
The method according to claim 1, wherein the solvent is water. Original
The method according to claim 1, wherein, in the coagulation bath, the polymer from the polymer solution is incorporated into the spun dispersion to form the graphene-gel fiber in which the graphene is surrounded by the polymer. Original
The method according to claim 1, wherein, during drying, the graphene gel-fiber is vertically suspended and dried. Original
The method according to claim 1, wherein the graphene is a graphene flake. Original
Layer stacks claimed or described, ordered top of device to substrate.
graphene composite fiber
Materials described outside the worked examples.
graphene
surfactant
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Toughness | 1–5.5 MJ/m3 | graphene composite fiber |
Mechanical Strength | 100–300 MPa |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,458,046Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a conceptual diagram showing the procedure for producing a fiber composed of graphene flakes having directivity and wrinkles according to the present …
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
FIGS. 3 and 6). The smaller size of the graphene flakes in the fiber demonstrates the wrinkled structure of the graphene flakes. Meanwhile, the broad 2D band …
FIG. 4B shows cyclic stress-strain curves of a graphene/PVA fiber, the inset shows variations in the modulus of elasticity of the graphene/PVA fiber with …
FIG. 7). The graphene/PVA fiber was stretched by 25-35% above the glass transition temperature (near T p). The increased stretching of the graphene/PVA fiber …
FIG. 8 shows TG-DTA spectra of a pure graphene/PVA fiber (black line) and a PVA powder (blue line).
FIG. 9A shows stress-strain cu r ves of a pu r e graphene/PVA fiber (dotted line), a graphene/PVA fiber annealed at 150 SVG …
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 producing a graphene composite fiber, the method comprising: a) dispersing graphene and a surfactant in a solvent to prepare a dispersion, b) spinning the dispersion into a coagulation bath containing polymer solution to form a graphene-gel fiber, and c) drying the graphene-gel fiber to produce the graphene composite fiber. Original
The method according to claim 1, further comprising d) annealing the graphene composite fiber obtained in c) at a temperature of 140 to 160 C. Original
The method according to claim 1, further comprising d') dipping the graphene composite fiber obtained in c) in methanol or acetone to improve the degree of crystallization of the graphene composite fiber. Original
The method according to claim 1, wherein the graphene is chemically reduced graphene. Original
The method according to claim 1, wherein the graphene is chemically reduced graphene with acid functional groups. Original
The method according to claim 1, wherein the surfactant is selected from sodium dodecyl benzene sulfonate (SDBS), sodium dodecyl sulfonate (SDS), Triton X-100, and cetyltrimethylammonium bromide (C TAB). Original
The method according to claim 1, wherein the solvent is water. Original
The method according to claim 1, wherein, in the coagulation bath, the polymer from the polymer solution is incorporated into the spun dispersion to form the graphene-gel fiber in which the graphene is surrounded by the polymer. Original
The method according to claim 1, wherein, during drying, the graphene gel-fiber is vertically suspended and dried. Original
The method according to claim 1, wherein the graphene is a graphene flake. Original
Layer stacks claimed or described, ordered top of device to substrate.
graphene composite fiber
Materials described outside the worked examples.
graphene
surfactant
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Toughness | 1–5.5 MJ/m3 | graphene composite fiber |
Mechanical Strength | 100–300 MPa |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,458,046Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 is a conceptual diagram showing the procedure for producing a fiber composed of graphene flakes having directivity and wrinkles according to the present …
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
FIGS. 3 and 6). The smaller size of the graphene flakes in the fiber demonstrates the wrinkled structure of the graphene flakes. Meanwhile, the broad 2D band …
FIG. 4B shows cyclic stress-strain curves of a graphene/PVA fiber, the inset shows variations in the modulus of elasticity of the graphene/PVA fiber with …
FIG. 7). The graphene/PVA fiber was stretched by 25-35% above the glass transition temperature (near T p). The increased stretching of the graphene/PVA fiber …
FIG. 8 shows TG-DTA spectra of a pure graphene/PVA fiber (black line) and a PVA powder (blue line).
FIG. 9A shows stress-strain cu r ves of a pu r e graphene/PVA fiber (dotted line), a graphene/PVA fiber annealed at 150 SVG …
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 producing a graphene composite fiber, the method comprising: a) dispersing graphene and a surfactant in a solvent to prepare a dispersion, b) spinning the dispersion into a coagulation bath containing polymer solution to form a graphene-gel fiber, and c) drying the graphene-gel fiber to produce the graphene composite fiber. Original
The method according to claim 1, further comprising d) annealing the graphene composite fiber obtained in c) at a temperature of 140 to 160 C. Original
The method according to claim 1, further comprising d') dipping the graphene composite fiber obtained in c) in methanol or acetone to improve the degree of crystallization of the graphene composite fiber. Original
The method according to claim 1, wherein the graphene is chemically reduced graphene. Original
The method according to claim 1, wherein the graphene is chemically reduced graphene with acid functional groups. Original
The method according to claim 1, wherein the surfactant is selected from sodium dodecyl benzene sulfonate (SDBS), sodium dodecyl sulfonate (SDS), Triton X-100, and cetyltrimethylammonium bromide (C TAB). Original
The method according to claim 1, wherein the solvent is water. Original
The method according to claim 1, wherein, in the coagulation bath, the polymer from the polymer solution is incorporated into the spun dispersion to form the graphene-gel fiber in which the graphene is surrounded by the polymer. Original
The method according to claim 1, wherein, during drying, the graphene gel-fiber is vertically suspended and dried. Original
The method according to claim 1, wherein the graphene is a graphene flake. Original
Layer stacks claimed or described, ordered top of device to substrate.
graphene composite fiber
Materials described outside the worked examples.
graphene
surfactant
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Toughness | 1–5.5 MJ/m3 | graphene composite fiber |
Mechanical Strength | 100–300 MPa |
Related documents with shared materials, methods, properties, or citations.
polymer
methanol
CH₃OH
acetone
C₃H₆O
chemically reduced graphene
chemically reduced graphene with acid functional groups
hydrazine
N₂H₄
sodium dodecyl benzene sulfonate
sodium dodecyl sulfonate
Triton X-100
cetyltrimethylammonium bromide
water
H₂O
graphene flake
polyvinyl alcohol
poly(methyl methacrylate)
graphene composite fiber
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
FIGS. 3 and 6). The smaller size of the graphene flakes in the fiber demonstrates the wrinkled structure of the graphene flakes. Meanwhile, the broad 2D band …
Modulus Of Elasticity | 5–30 GPa | graphene composite fiber |
Storage Modulus | 1–10 GPa | graphene composite fiber |
Fiber Diameter | 30–100 um | graphene composite fiber |
Graphene Length In Fiber | 100–1000 nm | graphene |
Duration | 1–24 hours | — |
Temperature | 20–200 °C | — |
Temperature | 140–160 °C | — |
Temperature | 90–100 °C | — |
PRODUCTION OF GRAPHENE OXIDE
polymer
methanol
CH₃OH
acetone
C₃H₆O
chemically reduced graphene
chemically reduced graphene with acid functional groups
hydrazine
N₂H₄
sodium dodecyl benzene sulfonate
sodium dodecyl sulfonate
Triton X-100
cetyltrimethylammonium bromide
water
H₂O
graphene flake
polyvinyl alcohol
poly(methyl methacrylate)
graphene composite fiber
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
FIGS. 3 and 6). The smaller size of the graphene flakes in the fiber demonstrates the wrinkled structure of the graphene flakes. Meanwhile, the broad 2D band …
Modulus Of Elasticity | 5–30 GPa | graphene composite fiber |
Storage Modulus | 1–10 GPa | graphene composite fiber |
Fiber Diameter | 30–100 um | graphene composite fiber |
Graphene Length In Fiber | 100–1000 nm | graphene |
Duration | 1–24 hours | — |
Temperature | 20–200 °C | — |
Temperature | 140–160 °C | — |
Temperature | 90–100 °C | — |
PRODUCTION OF GRAPHENE OXIDE
polymer
methanol
CH₃OH
acetone
C₃H₆O
chemically reduced graphene
chemically reduced graphene with acid functional groups
hydrazine
N₂H₄
sodium dodecyl benzene sulfonate
sodium dodecyl sulfonate
Triton X-100
cetyltrimethylammonium bromide
water
H₂O
graphene flake
polyvinyl alcohol
poly(methyl methacrylate)
graphene composite fiber
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
FIGS. 3 and 6). The smaller size of the graphene flakes in the fiber demonstrates the wrinkled structure of the graphene flakes. Meanwhile, the broad 2D band …
Modulus Of Elasticity | 5–30 GPa | graphene composite fiber |
Storage Modulus | 1–10 GPa | graphene composite fiber |
Fiber Diameter | 30–100 um | graphene composite fiber |
Graphene Length In Fiber | 100–1000 nm | graphene |
Duration | 1–24 hours | — |
Temperature | 20–200 °C | — |
Temperature | 140–160 °C | — |
Temperature | 90–100 °C | — |
PRODUCTION OF GRAPHENE OXIDE
polymer
methanol
CH₃OH
acetone
C₃H₆O
chemically reduced graphene
chemically reduced graphene with acid functional groups
hydrazine
N₂H₄
sodium dodecyl benzene sulfonate
sodium dodecyl sulfonate
Triton X-100
cetyltrimethylammonium bromide
water
H₂O
graphene flake
polyvinyl alcohol
poly(methyl methacrylate)
graphene composite fiber
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
FIG. 2D is a side image of graphene flakes having a wrinkled structure in the graphene/PVA composite fiber. FIG s. 3A and 3 B, respectively, show XRD and Raman …
FIGS. 3 and 6). The smaller size of the graphene flakes in the fiber demonstrates the wrinkled structure of the graphene flakes. Meanwhile, the broad 2D band …
Modulus Of Elasticity | 5–30 GPa | graphene composite fiber |
Storage Modulus | 1–10 GPa | graphene composite fiber |
Fiber Diameter | 30–100 um | graphene composite fiber |
Graphene Length In Fiber | 100–1000 nm | graphene |
Duration | 1–24 hours | — |
Temperature | 20–200 °C | — |
Temperature | 140–160 °C | — |
Temperature | 90–100 °C | — |