Patent
US 11,006,664Graphene Adsorbing Material, Preparation Method Therefor and Application Thereof, and Cigarette Filter Tip and Cigarette
Yilin TANG
US
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Patent
Atlas literature
Patent
US 11,006,664Patent 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.
1-19. Canceled
Canceled
A graphene adsorbing material, comprising: a fi ber carrier; and graphene and a doped element which are loaded on the fi ber carrier, the doped element comprising at least one of Al-and Si, wherein the graphene is biomass-derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass-derived graphene. Currently amended
2 1. The graphene adsorbing material according to claim 20, wherein the graphene and the doped element are introduced by biomass-derived graphene. Previously presented
The graphene adsorbing material according to claim 20, wherein the fiber carrier comprises at least one of natural fibers, semi-synthetic fi bers and synthetic fibers. Previously presented
The graphene adsorbing material according to claim 20, wherein a content of the graphene is
The graphene adsorbing material according to claim 20, wherein the graphene has a porous structure with a porosity of 2%°-10%. Currently amended
The graphene adsorbing material according to claim 20, wherein a content of the doped element is 0.002- -1 wt % of weight of the fiber carrier. Currently amended
The graphene adsorbing material according to claim 20, wherein the doped element further comprises at least one of K, Na, Ca, Mg, P, Mn, and Co. Previously presented
(Withdrawn-Currently Amended) A method of preparing the graphene adsorbing material according to claim 20, comprising steps of: bringing fibers into contact with a graphene material, so that the graphene material is loaded on the fibers, thereby obtaining the graphene adsorbing material, wherein the graphene material comprises graphene and the doped element, the doped element comprising at least one of Al; and Si, wherein the graphene is biomass-derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass-derived graphene. Currently amended
(Withdrawn-Currently Amended) A use of-the g raphene adsorbing material according to claim 20 in smoke filtration, wherein preferably, a device for the smoke filtration comprises a cigarette filter tip, an air conditioning filter element or a vehicle exhaust emission device, wherein the graphene adsorbing material comprises a fiber carrier; and graphene and a doped element which are loaded on the fiber carrier, the doped element comprising at least one of Al-and Si, wherein the graphene is biomass- derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass-derived graphene; or the graphene adsorbing material is prepared by bringing fibers into contact with a graphene material, so that the graphene material is loaded on the fibers, thereby obtaining the graphene adsorbing material, wherein the graphene material comprises graphene and the doped element, the doped element comprising at least one of Al-and Si, wherein the graphene is biomass-derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass- derived graphene. Currently amended
Layer stacks claimed or described, ordered top of device to substrate.
graphene adsorbing material
cigarette filter tip
Materials described outside the worked examples.
biomass-derived graphene
fiber carrier
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Porosity | 2–10 % | biomass-derived graphene |
Graphene Content In Fiber Carrier | 0.1–10 wt% |
Patent
Atlas literature
Patent
US 11,006,664Patent 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.
1-19. Canceled
Canceled
A graphene adsorbing material, comprising: a fi ber carrier; and graphene and a doped element which are loaded on the fi ber carrier, the doped element comprising at least one of Al-and Si, wherein the graphene is biomass-derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass-derived graphene. Currently amended
2 1. The graphene adsorbing material according to claim 20, wherein the graphene and the doped element are introduced by biomass-derived graphene. Previously presented
The graphene adsorbing material according to claim 20, wherein the fiber carrier comprises at least one of natural fibers, semi-synthetic fi bers and synthetic fibers. Previously presented
The graphene adsorbing material according to claim 20, wherein a content of the graphene is
The graphene adsorbing material according to claim 20, wherein the graphene has a porous structure with a porosity of 2%°-10%. Currently amended
The graphene adsorbing material according to claim 20, wherein a content of the doped element is 0.002- -1 wt % of weight of the fiber carrier. Currently amended
The graphene adsorbing material according to claim 20, wherein the doped element further comprises at least one of K, Na, Ca, Mg, P, Mn, and Co. Previously presented
(Withdrawn-Currently Amended) A method of preparing the graphene adsorbing material according to claim 20, comprising steps of: bringing fibers into contact with a graphene material, so that the graphene material is loaded on the fibers, thereby obtaining the graphene adsorbing material, wherein the graphene material comprises graphene and the doped element, the doped element comprising at least one of Al; and Si, wherein the graphene is biomass-derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass-derived graphene. Currently amended
(Withdrawn-Currently Amended) A use of-the g raphene adsorbing material according to claim 20 in smoke filtration, wherein preferably, a device for the smoke filtration comprises a cigarette filter tip, an air conditioning filter element or a vehicle exhaust emission device, wherein the graphene adsorbing material comprises a fiber carrier; and graphene and a doped element which are loaded on the fiber carrier, the doped element comprising at least one of Al-and Si, wherein the graphene is biomass- derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass-derived graphene; or the graphene adsorbing material is prepared by bringing fibers into contact with a graphene material, so that the graphene material is loaded on the fibers, thereby obtaining the graphene adsorbing material, wherein the graphene material comprises graphene and the doped element, the doped element comprising at least one of Al-and Si, wherein the graphene is biomass-derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass- derived graphene. Currently amended
Layer stacks claimed or described, ordered top of device to substrate.
graphene adsorbing material
cigarette filter tip
Materials described outside the worked examples.
biomass-derived graphene
fiber carrier
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Porosity | 2–10 % | biomass-derived graphene |
Graphene Content In Fiber Carrier | 0.1–10 wt% |
Patent
Atlas literature
Patent
US 11,006,664Patent 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.
1-19. Canceled
Canceled
A graphene adsorbing material, comprising: a fi ber carrier; and graphene and a doped element which are loaded on the fi ber carrier, the doped element comprising at least one of Al-and Si, wherein the graphene is biomass-derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass-derived graphene. Currently amended
2 1. The graphene adsorbing material according to claim 20, wherein the graphene and the doped element are introduced by biomass-derived graphene. Previously presented
The graphene adsorbing material according to claim 20, wherein the fiber carrier comprises at least one of natural fibers, semi-synthetic fi bers and synthetic fibers. Previously presented
The graphene adsorbing material according to claim 20, wherein a content of the graphene is
The graphene adsorbing material according to claim 20, wherein the graphene has a porous structure with a porosity of 2%°-10%. Currently amended
The graphene adsorbing material according to claim 20, wherein a content of the doped element is 0.002- -1 wt % of weight of the fiber carrier. Currently amended
The graphene adsorbing material according to claim 20, wherein the doped element further comprises at least one of K, Na, Ca, Mg, P, Mn, and Co. Previously presented
(Withdrawn-Currently Amended) A method of preparing the graphene adsorbing material according to claim 20, comprising steps of: bringing fibers into contact with a graphene material, so that the graphene material is loaded on the fibers, thereby obtaining the graphene adsorbing material, wherein the graphene material comprises graphene and the doped element, the doped element comprising at least one of Al; and Si, wherein the graphene is biomass-derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass-derived graphene. Currently amended
(Withdrawn-Currently Amended) A use of-the g raphene adsorbing material according to claim 20 in smoke filtration, wherein preferably, a device for the smoke filtration comprises a cigarette filter tip, an air conditioning filter element or a vehicle exhaust emission device, wherein the graphene adsorbing material comprises a fiber carrier; and graphene and a doped element which are loaded on the fiber carrier, the doped element comprising at least one of Al-and Si, wherein the graphene is biomass- derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass-derived graphene; or the graphene adsorbing material is prepared by bringing fibers into contact with a graphene material, so that the graphene material is loaded on the fibers, thereby obtaining the graphene adsorbing material, wherein the graphene material comprises graphene and the doped element, the doped element comprising at least one of Al-and Si, wherein the graphene is biomass-derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass- derived graphene. Currently amended
Layer stacks claimed or described, ordered top of device to substrate.
graphene adsorbing material
cigarette filter tip
Materials described outside the worked examples.
biomass-derived graphene
fiber carrier
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Porosity | 2–10 % | biomass-derived graphene |
Graphene Content In Fiber Carrier | 0.1–10 wt% |
Patent
Atlas literature
Patent
US 11,006,664Patent 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.
1-19. Canceled
Canceled
A graphene adsorbing material, comprising: a fi ber carrier; and graphene and a doped element which are loaded on the fi ber carrier, the doped element comprising at least one of Al-and Si, wherein the graphene is biomass-derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass-derived graphene. Currently amended
2 1. The graphene adsorbing material according to claim 20, wherein the graphene and the doped element are introduced by biomass-derived graphene. Previously presented
The graphene adsorbing material according to claim 20, wherein the fiber carrier comprises at least one of natural fibers, semi-synthetic fi bers and synthetic fibers. Previously presented
The graphene adsorbing material according to claim 20, wherein a content of the graphene is
The graphene adsorbing material according to claim 20, wherein the graphene has a porous structure with a porosity of 2%°-10%. Currently amended
The graphene adsorbing material according to claim 20, wherein a content of the doped element is 0.002- -1 wt % of weight of the fiber carrier. Currently amended
The graphene adsorbing material according to claim 20, wherein the doped element further comprises at least one of K, Na, Ca, Mg, P, Mn, and Co. Previously presented
(Withdrawn-Currently Amended) A method of preparing the graphene adsorbing material according to claim 20, comprising steps of: bringing fibers into contact with a graphene material, so that the graphene material is loaded on the fibers, thereby obtaining the graphene adsorbing material, wherein the graphene material comprises graphene and the doped element, the doped element comprising at least one of Al; and Si, wherein the graphene is biomass-derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass-derived graphene. Currently amended
(Withdrawn-Currently Amended) A use of-the g raphene adsorbing material according to claim 20 in smoke filtration, wherein preferably, a device for the smoke filtration comprises a cigarette filter tip, an air conditioning filter element or a vehicle exhaust emission device, wherein the graphene adsorbing material comprises a fiber carrier; and graphene and a doped element which are loaded on the fiber carrier, the doped element comprising at least one of Al-and Si, wherein the graphene is biomass- derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass-derived graphene; or the graphene adsorbing material is prepared by bringing fibers into contact with a graphene material, so that the graphene material is loaded on the fibers, thereby obtaining the graphene adsorbing material, wherein the graphene material comprises graphene and the doped element, the doped element comprising at least one of Al-and Si, wherein the graphene is biomass-derived graphene, the doped element is present in form of simple substances and/or compounds, and the doped element is adsorbed onto the surface of the biomass- derived graphene. Currently amended
Layer stacks claimed or described, ordered top of device to substrate.
graphene adsorbing material
cigarette filter tip
Materials described outside the worked examples.
biomass-derived graphene
fiber carrier
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Porosity | 2–10 % | biomass-derived graphene |
Graphene Content In Fiber Carrier | 0.1–10 wt% |
coupling agent (silane, titanate, or zirconium-based)
graphene adsorbing material
Doped Element Content In Fiber Carrier | 0.002–1 wt% | doped element (Al, Si, and optionally K, Na, Ca, Mg, P, Mn, Co) |
Temperature | 1100–1300 °C | — |
Thickness | 1–20 nm | — |
Thickness | 20–40 mm | — |
coupling agent (silane, titanate, or zirconium-based)
graphene adsorbing material
Doped Element Content In Fiber Carrier | 0.002–1 wt% | doped element (Al, Si, and optionally K, Na, Ca, Mg, P, Mn, Co) |
Temperature | 1100–1300 °C | — |
Thickness | 1–20 nm | — |
Thickness | 20–40 mm | — |
coupling agent (silane, titanate, or zirconium-based)
graphene adsorbing material
Doped Element Content In Fiber Carrier | 0.002–1 wt% | doped element (Al, Si, and optionally K, Na, Ca, Mg, P, Mn, Co) |
Temperature | 1100–1300 °C | — |
Thickness | 1–20 nm | — |
Thickness | 20–40 mm | — |
coupling agent (silane, titanate, or zirconium-based)
graphene adsorbing material
Doped Element Content In Fiber Carrier | 0.002–1 wt% | doped element (Al, Si, and optionally K, Na, Ca, Mg, P, Mn, Co) |
Temperature | 1100–1300 °C | — |
Thickness | 1–20 nm | — |
Thickness | 20–40 mm | — |