Patent
US 8,586,000Graphite material fabricated from graphene nanoribbons and methods of fabrication
Jae-Kap LEE
US
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Patent
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US 8,586,000Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 3). (iT] IA.I Page 2 of 10 Claims What is claimed is: 2. The randem graphite material of claim 1, wherein the gra p hite material com p rises an average …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
The randem graphite material of claim 1, wherein the gra p hite material com p rises an average inter-layer spacing of about 3.48 A as SVG 13340839.05-15-2013.HGT₉W₇XOPXXIFW1.CLM.2.svg 0.18 6.28 Black and white
The randem graphite material of claim 1, wherein the gra p hite material com p rises an average 2 6 value of 25.6 ° of a (002) peak as measured by an XRD analysis (A=1.541 A) is-2-5-.
A method for fabricating andem-a graphite material, the method comprising: (a) pre parin g g raphene nanoribbons that com p rise a thickness of less than 0.4 nm, a width of less than 5 nm, and a length of less than 20 nm; Page 4 of 10 Application Serial No. 13/340,839 PATENT Reply to non-final office action of Docket: CU-9587 (b) forming a graphene s olutie suspension by dispersin g ultrasonicating the graphene nanoribbons in an organic solvent; and (c) drying the graphene solution to fabricate a-random the graphite material, SVG 13340839.05-15-2013.HGT₉W₇XOPXXIFW1.CLM.3.svg 0.16 4.86 Black and white
The method of claim 4, wherein the organic solvent is alcohol, acetone, DMF, or combinations thereof.
The method of claim 4, wherein the step (c) is performed at a temperature range between room temperature and 200 °C.
The method of claim 4, comprising further step (d) after the step (c), and the step (d) is performing a post-heat treatment for the random graphite at temperature lower than 1500 °C.
The method of claim 4, wherein an average inter-layer spacing measured by X-ray diffraction (XRD) analysis for the random graphite is 3.48 A.
The method of claim 4, wherein an average 2 6 value of a (002) peak by an XRD analysis (A=1.541 A) for the random graphite is 25.6 0.
A method for fabricating a graphite material, the method comprising: preparing graphene nanoribbons that comprise thicknesses of less than 0.4 nm, widths of less than 5 nm, and lengths of less than 20 nm; ultrasonicating the graphene nanoribbons in an organic solvent to forming a graphene suspension; heating the graphene suspension above 20 C and below 200 C to dry the graphite material; and performing a post-heat treatment on the graphite material at a temperature above 200 C and below 1500 *C.
The method of claim 12, wherein heating the graphene suspension is at about 100 °C.
The method of claim 12, wherein heating the graphene suspension is at about 190 °C.
The method of claim 12, wherein performing the post-heat treatment on the graphite material is at about 500 *C.
The method of claim 12, wherein performing the post-heat treatment on the graphite material is at about 800 *C.
The method of claim 12, wherein performing the post-heat treatment on Page 6 of Application Serial No. 13/340,839 PATENT Reply to non-final office action of Docket: CU-9587 the graphite material is at about 1000 *C.
The method of claim 12, wherein performing is at about 1400 *C.
The method of claim 12, wherein the organic combinations thereof.
The method of claim 12, wherein the organic
The method of claim 12, wherein the organic
The method of claim 12, wherein the organic the post-heat treatment on the graphite material solvent comprises alcohol, acetone, DMF, and solvent comprises alcohol. solvent comprises acetone. solvent comprises DMF. Page 7 of
Materials described outside the worked examples.
random graphite
graphene nanoribbons
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
average inter-layer spacing (XRD) of random graphite | 3.48 Angstrom | random graphite |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 8,586,000Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 3). (iT] IA.I Page 2 of 10 Claims What is claimed is: 2. The randem graphite material of claim 1, wherein the gra p hite material com p rises an average …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
The randem graphite material of claim 1, wherein the gra p hite material com p rises an average inter-layer spacing of about 3.48 A as SVG 13340839.05-15-2013.HGT₉W₇XOPXXIFW1.CLM.2.svg 0.18 6.28 Black and white
The randem graphite material of claim 1, wherein the gra p hite material com p rises an average 2 6 value of 25.6 ° of a (002) peak as measured by an XRD analysis (A=1.541 A) is-2-5-.
A method for fabricating andem-a graphite material, the method comprising: (a) pre parin g g raphene nanoribbons that com p rise a thickness of less than 0.4 nm, a width of less than 5 nm, and a length of less than 20 nm; Page 4 of 10 Application Serial No. 13/340,839 PATENT Reply to non-final office action of Docket: CU-9587 (b) forming a graphene s olutie suspension by dispersin g ultrasonicating the graphene nanoribbons in an organic solvent; and (c) drying the graphene solution to fabricate a-random the graphite material, SVG 13340839.05-15-2013.HGT₉W₇XOPXXIFW1.CLM.3.svg 0.16 4.86 Black and white
The method of claim 4, wherein the organic solvent is alcohol, acetone, DMF, or combinations thereof.
The method of claim 4, wherein the step (c) is performed at a temperature range between room temperature and 200 °C.
The method of claim 4, comprising further step (d) after the step (c), and the step (d) is performing a post-heat treatment for the random graphite at temperature lower than 1500 °C.
The method of claim 4, wherein an average inter-layer spacing measured by X-ray diffraction (XRD) analysis for the random graphite is 3.48 A.
The method of claim 4, wherein an average 2 6 value of a (002) peak by an XRD analysis (A=1.541 A) for the random graphite is 25.6 0.
A method for fabricating a graphite material, the method comprising: preparing graphene nanoribbons that comprise thicknesses of less than 0.4 nm, widths of less than 5 nm, and lengths of less than 20 nm; ultrasonicating the graphene nanoribbons in an organic solvent to forming a graphene suspension; heating the graphene suspension above 20 C and below 200 C to dry the graphite material; and performing a post-heat treatment on the graphite material at a temperature above 200 C and below 1500 *C.
The method of claim 12, wherein heating the graphene suspension is at about 100 °C.
The method of claim 12, wherein heating the graphene suspension is at about 190 °C.
The method of claim 12, wherein performing the post-heat treatment on the graphite material is at about 500 *C.
The method of claim 12, wherein performing the post-heat treatment on the graphite material is at about 800 *C.
The method of claim 12, wherein performing the post-heat treatment on Page 6 of Application Serial No. 13/340,839 PATENT Reply to non-final office action of Docket: CU-9587 the graphite material is at about 1000 *C.
The method of claim 12, wherein performing is at about 1400 *C.
The method of claim 12, wherein the organic combinations thereof.
The method of claim 12, wherein the organic
The method of claim 12, wherein the organic
The method of claim 12, wherein the organic the post-heat treatment on the graphite material solvent comprises alcohol, acetone, DMF, and solvent comprises alcohol. solvent comprises acetone. solvent comprises DMF. Page 7 of
Materials described outside the worked examples.
random graphite
graphene nanoribbons
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
average inter-layer spacing (XRD) of random graphite | 3.48 Angstrom | random graphite |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 8,586,000Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 3). (iT] IA.I Page 2 of 10 Claims What is claimed is: 2. The randem graphite material of claim 1, wherein the gra p hite material com p rises an average …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
The randem graphite material of claim 1, wherein the gra p hite material com p rises an average inter-layer spacing of about 3.48 A as SVG 13340839.05-15-2013.HGT₉W₇XOPXXIFW1.CLM.2.svg 0.18 6.28 Black and white
The randem graphite material of claim 1, wherein the gra p hite material com p rises an average 2 6 value of 25.6 ° of a (002) peak as measured by an XRD analysis (A=1.541 A) is-2-5-.
A method for fabricating andem-a graphite material, the method comprising: (a) pre parin g g raphene nanoribbons that com p rise a thickness of less than 0.4 nm, a width of less than 5 nm, and a length of less than 20 nm; Page 4 of 10 Application Serial No. 13/340,839 PATENT Reply to non-final office action of Docket: CU-9587 (b) forming a graphene s olutie suspension by dispersin g ultrasonicating the graphene nanoribbons in an organic solvent; and (c) drying the graphene solution to fabricate a-random the graphite material, SVG 13340839.05-15-2013.HGT₉W₇XOPXXIFW1.CLM.3.svg 0.16 4.86 Black and white
The method of claim 4, wherein the organic solvent is alcohol, acetone, DMF, or combinations thereof.
The method of claim 4, wherein the step (c) is performed at a temperature range between room temperature and 200 °C.
The method of claim 4, comprising further step (d) after the step (c), and the step (d) is performing a post-heat treatment for the random graphite at temperature lower than 1500 °C.
The method of claim 4, wherein an average inter-layer spacing measured by X-ray diffraction (XRD) analysis for the random graphite is 3.48 A.
The method of claim 4, wherein an average 2 6 value of a (002) peak by an XRD analysis (A=1.541 A) for the random graphite is 25.6 0.
A method for fabricating a graphite material, the method comprising: preparing graphene nanoribbons that comprise thicknesses of less than 0.4 nm, widths of less than 5 nm, and lengths of less than 20 nm; ultrasonicating the graphene nanoribbons in an organic solvent to forming a graphene suspension; heating the graphene suspension above 20 C and below 200 C to dry the graphite material; and performing a post-heat treatment on the graphite material at a temperature above 200 C and below 1500 *C.
The method of claim 12, wherein heating the graphene suspension is at about 100 °C.
The method of claim 12, wherein heating the graphene suspension is at about 190 °C.
The method of claim 12, wherein performing the post-heat treatment on the graphite material is at about 500 *C.
The method of claim 12, wherein performing the post-heat treatment on the graphite material is at about 800 *C.
The method of claim 12, wherein performing the post-heat treatment on Page 6 of Application Serial No. 13/340,839 PATENT Reply to non-final office action of Docket: CU-9587 the graphite material is at about 1000 *C.
The method of claim 12, wherein performing is at about 1400 *C.
The method of claim 12, wherein the organic combinations thereof.
The method of claim 12, wherein the organic
The method of claim 12, wherein the organic
The method of claim 12, wherein the organic the post-heat treatment on the graphite material solvent comprises alcohol, acetone, DMF, and solvent comprises alcohol. solvent comprises acetone. solvent comprises DMF. Page 7 of
Materials described outside the worked examples.
random graphite
graphene nanoribbons
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
average inter-layer spacing (XRD) of random graphite | 3.48 Angstrom | random graphite |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 8,586,000Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 3). (iT] IA.I Page 2 of 10 Claims What is claimed is: 2. The randem graphite material of claim 1, wherein the gra p hite material com p rises an average …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
The randem graphite material of claim 1, wherein the gra p hite material com p rises an average inter-layer spacing of about 3.48 A as SVG 13340839.05-15-2013.HGT₉W₇XOPXXIFW1.CLM.2.svg 0.18 6.28 Black and white
The randem graphite material of claim 1, wherein the gra p hite material com p rises an average 2 6 value of 25.6 ° of a (002) peak as measured by an XRD analysis (A=1.541 A) is-2-5-.
A method for fabricating andem-a graphite material, the method comprising: (a) pre parin g g raphene nanoribbons that com p rise a thickness of less than 0.4 nm, a width of less than 5 nm, and a length of less than 20 nm; Page 4 of 10 Application Serial No. 13/340,839 PATENT Reply to non-final office action of Docket: CU-9587 (b) forming a graphene s olutie suspension by dispersin g ultrasonicating the graphene nanoribbons in an organic solvent; and (c) drying the graphene solution to fabricate a-random the graphite material, SVG 13340839.05-15-2013.HGT₉W₇XOPXXIFW1.CLM.3.svg 0.16 4.86 Black and white
The method of claim 4, wherein the organic solvent is alcohol, acetone, DMF, or combinations thereof.
The method of claim 4, wherein the step (c) is performed at a temperature range between room temperature and 200 °C.
The method of claim 4, comprising further step (d) after the step (c), and the step (d) is performing a post-heat treatment for the random graphite at temperature lower than 1500 °C.
The method of claim 4, wherein an average inter-layer spacing measured by X-ray diffraction (XRD) analysis for the random graphite is 3.48 A.
The method of claim 4, wherein an average 2 6 value of a (002) peak by an XRD analysis (A=1.541 A) for the random graphite is 25.6 0.
A method for fabricating a graphite material, the method comprising: preparing graphene nanoribbons that comprise thicknesses of less than 0.4 nm, widths of less than 5 nm, and lengths of less than 20 nm; ultrasonicating the graphene nanoribbons in an organic solvent to forming a graphene suspension; heating the graphene suspension above 20 C and below 200 C to dry the graphite material; and performing a post-heat treatment on the graphite material at a temperature above 200 C and below 1500 *C.
The method of claim 12, wherein heating the graphene suspension is at about 100 °C.
The method of claim 12, wherein heating the graphene suspension is at about 190 °C.
The method of claim 12, wherein performing the post-heat treatment on the graphite material is at about 500 *C.
The method of claim 12, wherein performing the post-heat treatment on the graphite material is at about 800 *C.
The method of claim 12, wherein performing the post-heat treatment on Page 6 of Application Serial No. 13/340,839 PATENT Reply to non-final office action of Docket: CU-9587 the graphite material is at about 1000 *C.
The method of claim 12, wherein performing is at about 1400 *C.
The method of claim 12, wherein the organic combinations thereof.
The method of claim 12, wherein the organic
The method of claim 12, wherein the organic
The method of claim 12, wherein the organic the post-heat treatment on the graphite material solvent comprises alcohol, acetone, DMF, and solvent comprises alcohol. solvent comprises acetone. solvent comprises DMF. Page 7 of
Materials described outside the worked examples.
random graphite
graphene nanoribbons
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
average inter-layer spacing (XRD) of random graphite | 3.48 Angstrom | random graphite |
Related documents with shared materials, methods, properties, or citations.
graphene suspension
organic solvent
| 25.6 deg |
random graphite |
Thickness | ≤ 0.4 nm | — |
Thickness | ≤ 5 nm | — |
Thickness | ≤ 20 nm | — |
graphene suspension
organic solvent
| 25.6 deg |
random graphite |
Thickness | ≤ 0.4 nm | — |
Thickness | ≤ 5 nm | — |
Thickness | ≤ 20 nm | — |
graphene suspension
organic solvent
| 25.6 deg |
random graphite |
Thickness | ≤ 0.4 nm | — |
Thickness | ≤ 5 nm | — |
Thickness | ≤ 20 nm | — |
graphene suspension
organic solvent
| 25.6 deg |
random graphite |
Thickness | ≤ 0.4 nm | — |
Thickness | ≤ 5 nm | — |
Thickness | ≤ 20 nm | — |