Patent
US 11,254,799Title: G RAPHENE COMPOSITES
KINLOCH, Ian, YOUNG, Robert, GONG, Lei
8 August 2013·US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 11,254,799Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 9 0 W O 20 13/1 14 1 16 A l llI l||| I ll|||l llIIIII|I||||||||||V|I||V ||I|| I|II||||||||||||||||||||||||||||I| TR), O API (BF, BJ, CF, CG, C I, CM, GA, …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A composite material comprising: a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane; and a filler embedded within the polymer matrix, the filler comprising a layered, inorganic two-dimensional material with an in-plane modulus significantly higher than the shear modulus between the layers; wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; and wherein the filler material is dispersed within the matrix; and wherein the filler material comprises a plurality of individual filler fragments in which the thickness of the filler fragments is such that at least 5 0% by weight of the filler has a thickness of between 3 layers and 6 layers; and wherein the filler is present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness. Currently amended
The composite material according to any one of claims 1-3, wherein the filler is graphene. Previously presented
A composite material according to any one of claims 1 to 3, wherein the filler is functionalised graphene that is not graphene oxide. Previously presented
A composite material according to claim 1, wherein the polymer matrix comprises epoxy. New
A composite material comprising: a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane; and a filler embedded within the polymer matrix, the filler comprising a layered, inorganic two-dimensional material with an in-plane modulus significantly higher than the shear modulus between the layers; wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; and wherein the filler material is dispersed within the matrix; wherein the filler material comprises a plurality of individual filler fragments; wherein the volume loading of the filler in the matrix is at least 0.1 vol % of the composite material; and wherein the thickness of the filler fragments is such that at least 50 % by weight of the filler has a thickness of between 3 layers and 6 layers. Currently amended
A composite material according to claim 2, wherein the polymer matrix comprises epoxy. New
A composite material comprising: a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane; and a filler embedded within the polymer matrix, the filler comprising a layered, inorganic two-dimensional material with an in-plane modulus significantly higher than the shear modulus between the layers; wherein the filler material is dispersed within the matrix; wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; wherein the filler material comprises a plurality of individual filler fragments in which the average thickness of the filler taken as a whole is between 3.5 layers and 7 layers; wherein the thickness of the filler fragments is such that at least 50 % by weight of the filler has a thickness of between 3 layers and 6 layers; and wherein the filler is present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness. Currently amended
A composite material according to claim 3, wherein the polymer matrix comprises epoxy. New
-6. Canceled
Canceled
Canceled
A method of preparing a composite, the method comprising the steps of. providing a plurality of individual filler fragments; wherein the thickness of the filler fragments is such that at least % by weight of the filler has a thickness of between 3 layers and 6 layers; and admixing the filler fragments with a polymer matrix-forming material selected to form a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane to produce a dispersion of filler in the polymer matrix and optionally curing the matrix forming material; and wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; and wherein the filler is embedded within the matrix and present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness. Currently amended
- 11. Canceled
Canceled
A material comprising a plurality of individual graphene fragments as a filler embedded in a polymer matrix wherein the graphene has an average thickness of between 3.5 graphene layers and 7 graphene layers, wherein the thickness of the individual graphene fragments is such that at least 50 % by weight of the graphene has a thickness between 3 layers and 6 layers; wherein the graphene fragments comprise graphene, functionalised graphene that is not graphene oxide, or a mixture of graphene and functionalised graphene; and wherein the polymer matrix comprises a polymer selected from the group consisting of epoxy, polyester, and polyurethane. Currently amended
A composite material according to claim 12, wherein the polymer matrix comprises epoxy. New
A method of improving one or more of the mechanical properties selected from the group consisting of: the strength, modulus, wear resistance, and hardness, of a matrix, comprising incorporating a filler into the matrix to form a composite material, wherein at least one of the mechanical properties is improved relative to that of the matrix or substrate, and wherein the filler comprises a plurality of individual fragments having an average thickness of between 3.5 layers and 7 layers, and wherein the thickness of the individual filler fragments is such that at least 50 % by weight of the filler has a thickness between 3 layers and 6 layers; wherein the filler is embedded within the matrix and is present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness; and wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxid,, and a mixture of SVG 14376049.07-19-2021.KRAUB₄IPDFLYX10.CLM.1.svg 0.16 2.86 Black and white wherein the polymer matrix comprises a polymer selected from the group consisting of epoxy, polyester, and polyurethane. Currently amended
Layer stacks claimed or described, ordered top of device to substrate.
graphene/polymer nanocomposite
Materials described outside the worked examples.
graphene
functionalised graphene (not graphene oxide)
Patent
Atlas literature
Patent
US 11,254,799Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 9 0 W O 20 13/1 14 1 16 A l llI l||| I ll|||l llIIIII|I||||||||||V|I||V ||I|| I|II||||||||||||||||||||||||||||I| TR), O API (BF, BJ, CF, CG, C I, CM, GA, …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A composite material comprising: a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane; and a filler embedded within the polymer matrix, the filler comprising a layered, inorganic two-dimensional material with an in-plane modulus significantly higher than the shear modulus between the layers; wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; and wherein the filler material is dispersed within the matrix; and wherein the filler material comprises a plurality of individual filler fragments in which the thickness of the filler fragments is such that at least 5 0% by weight of the filler has a thickness of between 3 layers and 6 layers; and wherein the filler is present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness. Currently amended
The composite material according to any one of claims 1-3, wherein the filler is graphene. Previously presented
A composite material according to any one of claims 1 to 3, wherein the filler is functionalised graphene that is not graphene oxide. Previously presented
A composite material according to claim 1, wherein the polymer matrix comprises epoxy. New
A composite material comprising: a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane; and a filler embedded within the polymer matrix, the filler comprising a layered, inorganic two-dimensional material with an in-plane modulus significantly higher than the shear modulus between the layers; wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; and wherein the filler material is dispersed within the matrix; wherein the filler material comprises a plurality of individual filler fragments; wherein the volume loading of the filler in the matrix is at least 0.1 vol % of the composite material; and wherein the thickness of the filler fragments is such that at least 50 % by weight of the filler has a thickness of between 3 layers and 6 layers. Currently amended
A composite material according to claim 2, wherein the polymer matrix comprises epoxy. New
A composite material comprising: a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane; and a filler embedded within the polymer matrix, the filler comprising a layered, inorganic two-dimensional material with an in-plane modulus significantly higher than the shear modulus between the layers; wherein the filler material is dispersed within the matrix; wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; wherein the filler material comprises a plurality of individual filler fragments in which the average thickness of the filler taken as a whole is between 3.5 layers and 7 layers; wherein the thickness of the filler fragments is such that at least 50 % by weight of the filler has a thickness of between 3 layers and 6 layers; and wherein the filler is present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness. Currently amended
A composite material according to claim 3, wherein the polymer matrix comprises epoxy. New
-6. Canceled
Canceled
Canceled
A method of preparing a composite, the method comprising the steps of. providing a plurality of individual filler fragments; wherein the thickness of the filler fragments is such that at least % by weight of the filler has a thickness of between 3 layers and 6 layers; and admixing the filler fragments with a polymer matrix-forming material selected to form a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane to produce a dispersion of filler in the polymer matrix and optionally curing the matrix forming material; and wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; and wherein the filler is embedded within the matrix and present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness. Currently amended
- 11. Canceled
Canceled
A material comprising a plurality of individual graphene fragments as a filler embedded in a polymer matrix wherein the graphene has an average thickness of between 3.5 graphene layers and 7 graphene layers, wherein the thickness of the individual graphene fragments is such that at least 50 % by weight of the graphene has a thickness between 3 layers and 6 layers; wherein the graphene fragments comprise graphene, functionalised graphene that is not graphene oxide, or a mixture of graphene and functionalised graphene; and wherein the polymer matrix comprises a polymer selected from the group consisting of epoxy, polyester, and polyurethane. Currently amended
A composite material according to claim 12, wherein the polymer matrix comprises epoxy. New
A method of improving one or more of the mechanical properties selected from the group consisting of: the strength, modulus, wear resistance, and hardness, of a matrix, comprising incorporating a filler into the matrix to form a composite material, wherein at least one of the mechanical properties is improved relative to that of the matrix or substrate, and wherein the filler comprises a plurality of individual fragments having an average thickness of between 3.5 layers and 7 layers, and wherein the thickness of the individual filler fragments is such that at least 50 % by weight of the filler has a thickness between 3 layers and 6 layers; wherein the filler is embedded within the matrix and is present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness; and wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxid,, and a mixture of SVG 14376049.07-19-2021.KRAUB₄IPDFLYX10.CLM.1.svg 0.16 2.86 Black and white wherein the polymer matrix comprises a polymer selected from the group consisting of epoxy, polyester, and polyurethane. Currently amended
Layer stacks claimed or described, ordered top of device to substrate.
graphene/polymer nanocomposite
Materials described outside the worked examples.
graphene
functionalised graphene (not graphene oxide)
Patent
Atlas literature
Patent
US 11,254,799Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 9 0 W O 20 13/1 14 1 16 A l llI l||| I ll|||l llIIIII|I||||||||||V|I||V ||I|| I|II||||||||||||||||||||||||||||I| TR), O API (BF, BJ, CF, CG, C I, CM, GA, …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A composite material comprising: a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane; and a filler embedded within the polymer matrix, the filler comprising a layered, inorganic two-dimensional material with an in-plane modulus significantly higher than the shear modulus between the layers; wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; and wherein the filler material is dispersed within the matrix; and wherein the filler material comprises a plurality of individual filler fragments in which the thickness of the filler fragments is such that at least 5 0% by weight of the filler has a thickness of between 3 layers and 6 layers; and wherein the filler is present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness. Currently amended
The composite material according to any one of claims 1-3, wherein the filler is graphene. Previously presented
A composite material according to any one of claims 1 to 3, wherein the filler is functionalised graphene that is not graphene oxide. Previously presented
A composite material according to claim 1, wherein the polymer matrix comprises epoxy. New
A composite material comprising: a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane; and a filler embedded within the polymer matrix, the filler comprising a layered, inorganic two-dimensional material with an in-plane modulus significantly higher than the shear modulus between the layers; wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; and wherein the filler material is dispersed within the matrix; wherein the filler material comprises a plurality of individual filler fragments; wherein the volume loading of the filler in the matrix is at least 0.1 vol % of the composite material; and wherein the thickness of the filler fragments is such that at least 50 % by weight of the filler has a thickness of between 3 layers and 6 layers. Currently amended
A composite material according to claim 2, wherein the polymer matrix comprises epoxy. New
A composite material comprising: a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane; and a filler embedded within the polymer matrix, the filler comprising a layered, inorganic two-dimensional material with an in-plane modulus significantly higher than the shear modulus between the layers; wherein the filler material is dispersed within the matrix; wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; wherein the filler material comprises a plurality of individual filler fragments in which the average thickness of the filler taken as a whole is between 3.5 layers and 7 layers; wherein the thickness of the filler fragments is such that at least 50 % by weight of the filler has a thickness of between 3 layers and 6 layers; and wherein the filler is present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness. Currently amended
A composite material according to claim 3, wherein the polymer matrix comprises epoxy. New
-6. Canceled
Canceled
Canceled
A method of preparing a composite, the method comprising the steps of. providing a plurality of individual filler fragments; wherein the thickness of the filler fragments is such that at least % by weight of the filler has a thickness of between 3 layers and 6 layers; and admixing the filler fragments with a polymer matrix-forming material selected to form a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane to produce a dispersion of filler in the polymer matrix and optionally curing the matrix forming material; and wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; and wherein the filler is embedded within the matrix and present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness. Currently amended
- 11. Canceled
Canceled
A material comprising a plurality of individual graphene fragments as a filler embedded in a polymer matrix wherein the graphene has an average thickness of between 3.5 graphene layers and 7 graphene layers, wherein the thickness of the individual graphene fragments is such that at least 50 % by weight of the graphene has a thickness between 3 layers and 6 layers; wherein the graphene fragments comprise graphene, functionalised graphene that is not graphene oxide, or a mixture of graphene and functionalised graphene; and wherein the polymer matrix comprises a polymer selected from the group consisting of epoxy, polyester, and polyurethane. Currently amended
A composite material according to claim 12, wherein the polymer matrix comprises epoxy. New
A method of improving one or more of the mechanical properties selected from the group consisting of: the strength, modulus, wear resistance, and hardness, of a matrix, comprising incorporating a filler into the matrix to form a composite material, wherein at least one of the mechanical properties is improved relative to that of the matrix or substrate, and wherein the filler comprises a plurality of individual fragments having an average thickness of between 3.5 layers and 7 layers, and wherein the thickness of the individual filler fragments is such that at least 50 % by weight of the filler has a thickness between 3 layers and 6 layers; wherein the filler is embedded within the matrix and is present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness; and wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxid,, and a mixture of SVG 14376049.07-19-2021.KRAUB₄IPDFLYX10.CLM.1.svg 0.16 2.86 Black and white wherein the polymer matrix comprises a polymer selected from the group consisting of epoxy, polyester, and polyurethane. Currently amended
Layer stacks claimed or described, ordered top of device to substrate.
graphene/polymer nanocomposite
Materials described outside the worked examples.
graphene
functionalised graphene (not graphene oxide)
Patent
Atlas literature
Patent
US 11,254,799Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 9 0 W O 20 13/1 14 1 16 A l llI l||| I ll|||l llIIIII|I||||||||||V|I||V ||I|| I|II||||||||||||||||||||||||||||I| TR), O API (BF, BJ, CF, CG, C I, CM, GA, …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A composite material comprising: a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane; and a filler embedded within the polymer matrix, the filler comprising a layered, inorganic two-dimensional material with an in-plane modulus significantly higher than the shear modulus between the layers; wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; and wherein the filler material is dispersed within the matrix; and wherein the filler material comprises a plurality of individual filler fragments in which the thickness of the filler fragments is such that at least 5 0% by weight of the filler has a thickness of between 3 layers and 6 layers; and wherein the filler is present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness. Currently amended
The composite material according to any one of claims 1-3, wherein the filler is graphene. Previously presented
A composite material according to any one of claims 1 to 3, wherein the filler is functionalised graphene that is not graphene oxide. Previously presented
A composite material according to claim 1, wherein the polymer matrix comprises epoxy. New
A composite material comprising: a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane; and a filler embedded within the polymer matrix, the filler comprising a layered, inorganic two-dimensional material with an in-plane modulus significantly higher than the shear modulus between the layers; wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; and wherein the filler material is dispersed within the matrix; wherein the filler material comprises a plurality of individual filler fragments; wherein the volume loading of the filler in the matrix is at least 0.1 vol % of the composite material; and wherein the thickness of the filler fragments is such that at least 50 % by weight of the filler has a thickness of between 3 layers and 6 layers. Currently amended
A composite material according to claim 2, wherein the polymer matrix comprises epoxy. New
A composite material comprising: a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane; and a filler embedded within the polymer matrix, the filler comprising a layered, inorganic two-dimensional material with an in-plane modulus significantly higher than the shear modulus between the layers; wherein the filler material is dispersed within the matrix; wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; wherein the filler material comprises a plurality of individual filler fragments in which the average thickness of the filler taken as a whole is between 3.5 layers and 7 layers; wherein the thickness of the filler fragments is such that at least 50 % by weight of the filler has a thickness of between 3 layers and 6 layers; and wherein the filler is present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness. Currently amended
A composite material according to claim 3, wherein the polymer matrix comprises epoxy. New
-6. Canceled
Canceled
Canceled
A method of preparing a composite, the method comprising the steps of. providing a plurality of individual filler fragments; wherein the thickness of the filler fragments is such that at least % by weight of the filler has a thickness of between 3 layers and 6 layers; and admixing the filler fragments with a polymer matrix-forming material selected to form a polymer matrix comprising a polymer selected from the group consisting of epoxy, polyester, and polyurethane to produce a dispersion of filler in the polymer matrix and optionally curing the matrix forming material; and wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxide, and a mixture of graphene and functionalised graphene; and wherein the filler is embedded within the matrix and present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness. Currently amended
- 11. Canceled
Canceled
A material comprising a plurality of individual graphene fragments as a filler embedded in a polymer matrix wherein the graphene has an average thickness of between 3.5 graphene layers and 7 graphene layers, wherein the thickness of the individual graphene fragments is such that at least 50 % by weight of the graphene has a thickness between 3 layers and 6 layers; wherein the graphene fragments comprise graphene, functionalised graphene that is not graphene oxide, or a mixture of graphene and functionalised graphene; and wherein the polymer matrix comprises a polymer selected from the group consisting of epoxy, polyester, and polyurethane. Currently amended
A composite material according to claim 12, wherein the polymer matrix comprises epoxy. New
A method of improving one or more of the mechanical properties selected from the group consisting of: the strength, modulus, wear resistance, and hardness, of a matrix, comprising incorporating a filler into the matrix to form a composite material, wherein at least one of the mechanical properties is improved relative to that of the matrix or substrate, and wherein the filler comprises a plurality of individual fragments having an average thickness of between 3.5 layers and 7 layers, and wherein the thickness of the individual filler fragments is such that at least 50 % by weight of the filler has a thickness between 3 layers and 6 layers; wherein the filler is embedded within the matrix and is present in a plurality of thicknesses such that the filler is not 100% by weight a single thickness; and wherein the filler is selected from the group consisting of graphene, functionalised graphene that is not graphene oxid,, and a mixture of SVG 14376049.07-19-2021.KRAUB₄IPDFLYX10.CLM.1.svg 0.16 2.86 Black and white wherein the polymer matrix comprises a polymer selected from the group consisting of epoxy, polyester, and polyurethane. Currently amended
Layer stacks claimed or described, ordered top of device to substrate.
graphene/polymer nanocomposite
Materials described outside the worked examples.
graphene
functionalised graphene (not graphene oxide)
polymer matrix
pristine graphene
halogen-functionalised graphene
epoxy
polyester
polyurethane
polymer matrix
pristine graphene
halogen-functionalised graphene
epoxy
polyester
polyurethane
polymer matrix
pristine graphene
halogen-functionalised graphene
epoxy
polyester
polyurethane
polymer matrix
pristine graphene
halogen-functionalised graphene
epoxy
polyester
polyurethane