Patent
US 10,177,378ELECTRODES INCORPORATING COMPOSITES OF GRAPHENE AND SELENIUM-SULFUR COMPOUNDS FOR IMPROVED RECHARGEABLE BATTERIES
Ilhan A. Aksay
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 10,177,378Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1. Here, both samples comprising SeS 7 and Se 2 S 6 exceed the capacity of samples comprising S at low charge/discharge rates and exhibit an improved …
FIG. 2 illustrates that the addition of Se does not statistically reduce the discharge capacity of the battery compared to samples lacking Se.
FIG. 3 depicts the discharge curves at a fast discharge rate of 1 C, in accordance with an embodiment of the present invention. Here, the S only battery …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A battery electrode comprising: a conductive composition having a selenium-sulfur compound; a conductive additive; and wherein the selenium-sulfur compound is present as Se xSs x; SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.1.svg 0.14 1.5 Black and white the conductive additive comprises individual graphene sheets. SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.2.svg 0.15 4.85 Black and white Currently amended
The battery electrode of claim 1, wherein selenium-sulfur compound comprises I Se₂S6. Currently amended
The battery electrode of claim 1, wherein the conductive additive further comprises graphite, thermally exfoliated graphite oxide, chemically or thermally reduced graphene oxide or graphite oxide, single walled carbon nanotubes, multi-walled carbon nanotubes, a hard carbon, a soft carbon, a carbon aerogel, a carbon xerogel, carbide-derived carbon, a templated carbon, and/or an activated carbon. Currently amended
The battery electrode of claim 1, wherein the conductive additive further compris es ing a material that conducts electrons or holes, a semiconductor, a semi-material, and/or a metal. Currently amended
The battery electrode of claim 1, wherein the conductive composition further comprises: a binder in communication with the selenium-sulfur compound and the conductive additive; and wherein the binder comprises a sulfonated tetrafluoroethylene based fluoropolymer- copolymer; polyvinylidene fluoride, and/or polytetrafluorethylene. Previously presented
The battery electrode of claim 1, wherein the conductive additive comprises individual graphene sheets. Canceled
The battery electrode of claim 1, further compris inges: a conductive substrate in electrical communication with the conductive composition; wherein the conductive substrate is in the form of a sheet or mesh; and wherein the conductive substrate comprises a conductive carbon, aluminum, aluminum coated with a conductive carbon material, copper, titanium, and/or tungsten. Currently amended
The battery electrode of claim 1, further comprising: a conductive substrate in electrical communication with the conductive composition; wherein the conductive substrate is in the form of a sheet or mesh; wherein the conductive substrate comprises a polymer substrate; and a carbonaceous material and/or a metallic coating thin film laminated on the conductive substrate. Previously presented
The battery electrode of claim 1, further comprising: a conductive substrate in electrical communication with the conductive composition; wherein the conductive substrate is in the form of a sheet or mesh; and wherein the conductive composition is coated on or impregnated into the conductive substrate. Previously presented
The battery electrode of claim 1, further comprising: a conductive substrate in electrical communication with the conductive composition; wherein the conductive composition is loaded on the conductive substrate at about at least 4.5 mg/cm 2. Previously presented
A lithium battery comprising the battery electrode of claim 1. Currently amended
A method for fabricating a battery electrode comprising: forming conductive compound; applying the conductive compound onto a conductive substrate; wherein the conductive compound comprises: a selenium-sulfur compound; a conductive additive; and wherein the selenium-sulfur compound is present as Se x Ss-X; SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.3.svg 0.14 1.18 Black and white the conductive additive comprises individual graphene sheets. SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.4.svg 0.15 4.42 Black and white Currently amended
The method of claim 12, wherein the conductive substrate comprises a conductive carbon, aluminum, aluminum coated with a conductive carbon material, copper, titanium, and/or tungsten. Previously presented
The method of claim 12, wherein the selenium-sulfur compound is formed by mixing, wet or dry milling, wet or dry grinding, ultrasonication, dissolution in solvent and precipitation, melting, sublimation, and/or vapor deposition. Previously presented
The method of claim 12, wherein the conductive composition further comprises: a binder in communication with the selenium-sulfur compound and the conductive additive; and wherein the binder comprises a sulfonated tetrafluoroethylene based fluoropolymer- copolymer; polyvinylidene fluoride, and/or polytetrafluorethylene. Previously presented
The method of claim 12, wherein the conductive substrate is in the form of a sheet or mesh; and the conductive substrate comprises a conductive carbon, aluminum, aluminum coated with a conductive carbon material, copper, titanium, and/or tungsten. Currently amended
The method of claim 12, wherein Se-S compound is sublimated or vaporized and condensed on to the conductive additive surface. Previously presented
The method of claim 12, wherein the conductive additive further comprises a carbonaceous material comprising graphite,, thermally exfoliated graphite oxide, chemically or thermally reduced graphene oxide or graphite oxide, carbon nanotubes, a hard carbon, a soft carbon, a carbon aerogel, a carbon xerogel, carbide-derived carbon, a templated carbon, and/or an activated carbon. Currently amended
Layer stacks claimed or described, ordered top of device to substrate.
battery electrode
lithium battery
Materials described outside the worked examples.
selenium-sulfur compound
SexS(8-x)
individual graphene sheets
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Theoretical Capacity | 1675 mAh/g | S |
Theoretical Capacity |
Patent
Atlas literature
Patent
US 10,177,378Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1. Here, both samples comprising SeS 7 and Se 2 S 6 exceed the capacity of samples comprising S at low charge/discharge rates and exhibit an improved …
FIG. 2 illustrates that the addition of Se does not statistically reduce the discharge capacity of the battery compared to samples lacking Se.
FIG. 3 depicts the discharge curves at a fast discharge rate of 1 C, in accordance with an embodiment of the present invention. Here, the S only battery …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A battery electrode comprising: a conductive composition having a selenium-sulfur compound; a conductive additive; and wherein the selenium-sulfur compound is present as Se xSs x; SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.1.svg 0.14 1.5 Black and white the conductive additive comprises individual graphene sheets. SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.2.svg 0.15 4.85 Black and white Currently amended
The battery electrode of claim 1, wherein selenium-sulfur compound comprises I Se₂S6. Currently amended
The battery electrode of claim 1, wherein the conductive additive further comprises graphite, thermally exfoliated graphite oxide, chemically or thermally reduced graphene oxide or graphite oxide, single walled carbon nanotubes, multi-walled carbon nanotubes, a hard carbon, a soft carbon, a carbon aerogel, a carbon xerogel, carbide-derived carbon, a templated carbon, and/or an activated carbon. Currently amended
The battery electrode of claim 1, wherein the conductive additive further compris es ing a material that conducts electrons or holes, a semiconductor, a semi-material, and/or a metal. Currently amended
The battery electrode of claim 1, wherein the conductive composition further comprises: a binder in communication with the selenium-sulfur compound and the conductive additive; and wherein the binder comprises a sulfonated tetrafluoroethylene based fluoropolymer- copolymer; polyvinylidene fluoride, and/or polytetrafluorethylene. Previously presented
The battery electrode of claim 1, wherein the conductive additive comprises individual graphene sheets. Canceled
The battery electrode of claim 1, further compris inges: a conductive substrate in electrical communication with the conductive composition; wherein the conductive substrate is in the form of a sheet or mesh; and wherein the conductive substrate comprises a conductive carbon, aluminum, aluminum coated with a conductive carbon material, copper, titanium, and/or tungsten. Currently amended
The battery electrode of claim 1, further comprising: a conductive substrate in electrical communication with the conductive composition; wherein the conductive substrate is in the form of a sheet or mesh; wherein the conductive substrate comprises a polymer substrate; and a carbonaceous material and/or a metallic coating thin film laminated on the conductive substrate. Previously presented
The battery electrode of claim 1, further comprising: a conductive substrate in electrical communication with the conductive composition; wherein the conductive substrate is in the form of a sheet or mesh; and wherein the conductive composition is coated on or impregnated into the conductive substrate. Previously presented
The battery electrode of claim 1, further comprising: a conductive substrate in electrical communication with the conductive composition; wherein the conductive composition is loaded on the conductive substrate at about at least 4.5 mg/cm 2. Previously presented
A lithium battery comprising the battery electrode of claim 1. Currently amended
A method for fabricating a battery electrode comprising: forming conductive compound; applying the conductive compound onto a conductive substrate; wherein the conductive compound comprises: a selenium-sulfur compound; a conductive additive; and wherein the selenium-sulfur compound is present as Se x Ss-X; SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.3.svg 0.14 1.18 Black and white the conductive additive comprises individual graphene sheets. SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.4.svg 0.15 4.42 Black and white Currently amended
The method of claim 12, wherein the conductive substrate comprises a conductive carbon, aluminum, aluminum coated with a conductive carbon material, copper, titanium, and/or tungsten. Previously presented
The method of claim 12, wherein the selenium-sulfur compound is formed by mixing, wet or dry milling, wet or dry grinding, ultrasonication, dissolution in solvent and precipitation, melting, sublimation, and/or vapor deposition. Previously presented
The method of claim 12, wherein the conductive composition further comprises: a binder in communication with the selenium-sulfur compound and the conductive additive; and wherein the binder comprises a sulfonated tetrafluoroethylene based fluoropolymer- copolymer; polyvinylidene fluoride, and/or polytetrafluorethylene. Previously presented
The method of claim 12, wherein the conductive substrate is in the form of a sheet or mesh; and the conductive substrate comprises a conductive carbon, aluminum, aluminum coated with a conductive carbon material, copper, titanium, and/or tungsten. Currently amended
The method of claim 12, wherein Se-S compound is sublimated or vaporized and condensed on to the conductive additive surface. Previously presented
The method of claim 12, wherein the conductive additive further comprises a carbonaceous material comprising graphite,, thermally exfoliated graphite oxide, chemically or thermally reduced graphene oxide or graphite oxide, carbon nanotubes, a hard carbon, a soft carbon, a carbon aerogel, a carbon xerogel, carbide-derived carbon, a templated carbon, and/or an activated carbon. Currently amended
Layer stacks claimed or described, ordered top of device to substrate.
battery electrode
lithium battery
Materials described outside the worked examples.
selenium-sulfur compound
SexS(8-x)
individual graphene sheets
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Theoretical Capacity | 1675 mAh/g | S |
Theoretical Capacity |
Patent
Atlas literature
Patent
US 10,177,378Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1. Here, both samples comprising SeS 7 and Se 2 S 6 exceed the capacity of samples comprising S at low charge/discharge rates and exhibit an improved …
FIG. 2 illustrates that the addition of Se does not statistically reduce the discharge capacity of the battery compared to samples lacking Se.
FIG. 3 depicts the discharge curves at a fast discharge rate of 1 C, in accordance with an embodiment of the present invention. Here, the S only battery …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A battery electrode comprising: a conductive composition having a selenium-sulfur compound; a conductive additive; and wherein the selenium-sulfur compound is present as Se xSs x; SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.1.svg 0.14 1.5 Black and white the conductive additive comprises individual graphene sheets. SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.2.svg 0.15 4.85 Black and white Currently amended
The battery electrode of claim 1, wherein selenium-sulfur compound comprises I Se₂S6. Currently amended
The battery electrode of claim 1, wherein the conductive additive further comprises graphite, thermally exfoliated graphite oxide, chemically or thermally reduced graphene oxide or graphite oxide, single walled carbon nanotubes, multi-walled carbon nanotubes, a hard carbon, a soft carbon, a carbon aerogel, a carbon xerogel, carbide-derived carbon, a templated carbon, and/or an activated carbon. Currently amended
The battery electrode of claim 1, wherein the conductive additive further compris es ing a material that conducts electrons or holes, a semiconductor, a semi-material, and/or a metal. Currently amended
The battery electrode of claim 1, wherein the conductive composition further comprises: a binder in communication with the selenium-sulfur compound and the conductive additive; and wherein the binder comprises a sulfonated tetrafluoroethylene based fluoropolymer- copolymer; polyvinylidene fluoride, and/or polytetrafluorethylene. Previously presented
The battery electrode of claim 1, wherein the conductive additive comprises individual graphene sheets. Canceled
The battery electrode of claim 1, further compris inges: a conductive substrate in electrical communication with the conductive composition; wherein the conductive substrate is in the form of a sheet or mesh; and wherein the conductive substrate comprises a conductive carbon, aluminum, aluminum coated with a conductive carbon material, copper, titanium, and/or tungsten. Currently amended
The battery electrode of claim 1, further comprising: a conductive substrate in electrical communication with the conductive composition; wherein the conductive substrate is in the form of a sheet or mesh; wherein the conductive substrate comprises a polymer substrate; and a carbonaceous material and/or a metallic coating thin film laminated on the conductive substrate. Previously presented
The battery electrode of claim 1, further comprising: a conductive substrate in electrical communication with the conductive composition; wherein the conductive substrate is in the form of a sheet or mesh; and wherein the conductive composition is coated on or impregnated into the conductive substrate. Previously presented
The battery electrode of claim 1, further comprising: a conductive substrate in electrical communication with the conductive composition; wherein the conductive composition is loaded on the conductive substrate at about at least 4.5 mg/cm 2. Previously presented
A lithium battery comprising the battery electrode of claim 1. Currently amended
A method for fabricating a battery electrode comprising: forming conductive compound; applying the conductive compound onto a conductive substrate; wherein the conductive compound comprises: a selenium-sulfur compound; a conductive additive; and wherein the selenium-sulfur compound is present as Se x Ss-X; SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.3.svg 0.14 1.18 Black and white the conductive additive comprises individual graphene sheets. SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.4.svg 0.15 4.42 Black and white Currently amended
The method of claim 12, wherein the conductive substrate comprises a conductive carbon, aluminum, aluminum coated with a conductive carbon material, copper, titanium, and/or tungsten. Previously presented
The method of claim 12, wherein the selenium-sulfur compound is formed by mixing, wet or dry milling, wet or dry grinding, ultrasonication, dissolution in solvent and precipitation, melting, sublimation, and/or vapor deposition. Previously presented
The method of claim 12, wherein the conductive composition further comprises: a binder in communication with the selenium-sulfur compound and the conductive additive; and wherein the binder comprises a sulfonated tetrafluoroethylene based fluoropolymer- copolymer; polyvinylidene fluoride, and/or polytetrafluorethylene. Previously presented
The method of claim 12, wherein the conductive substrate is in the form of a sheet or mesh; and the conductive substrate comprises a conductive carbon, aluminum, aluminum coated with a conductive carbon material, copper, titanium, and/or tungsten. Currently amended
The method of claim 12, wherein Se-S compound is sublimated or vaporized and condensed on to the conductive additive surface. Previously presented
The method of claim 12, wherein the conductive additive further comprises a carbonaceous material comprising graphite,, thermally exfoliated graphite oxide, chemically or thermally reduced graphene oxide or graphite oxide, carbon nanotubes, a hard carbon, a soft carbon, a carbon aerogel, a carbon xerogel, carbide-derived carbon, a templated carbon, and/or an activated carbon. Currently amended
Layer stacks claimed or described, ordered top of device to substrate.
battery electrode
lithium battery
Materials described outside the worked examples.
selenium-sulfur compound
SexS(8-x)
individual graphene sheets
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Theoretical Capacity | 1675 mAh/g | S |
Theoretical Capacity |
Patent
Atlas literature
Patent
US 10,177,378Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1. Here, both samples comprising SeS 7 and Se 2 S 6 exceed the capacity of samples comprising S at low charge/discharge rates and exhibit an improved …
FIG. 2 illustrates that the addition of Se does not statistically reduce the discharge capacity of the battery compared to samples lacking Se.
FIG. 3 depicts the discharge curves at a fast discharge rate of 1 C, in accordance with an embodiment of the present invention. Here, the S only battery …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A battery electrode comprising: a conductive composition having a selenium-sulfur compound; a conductive additive; and wherein the selenium-sulfur compound is present as Se xSs x; SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.1.svg 0.14 1.5 Black and white the conductive additive comprises individual graphene sheets. SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.2.svg 0.15 4.85 Black and white Currently amended
The battery electrode of claim 1, wherein selenium-sulfur compound comprises I Se₂S6. Currently amended
The battery electrode of claim 1, wherein the conductive additive further comprises graphite, thermally exfoliated graphite oxide, chemically or thermally reduced graphene oxide or graphite oxide, single walled carbon nanotubes, multi-walled carbon nanotubes, a hard carbon, a soft carbon, a carbon aerogel, a carbon xerogel, carbide-derived carbon, a templated carbon, and/or an activated carbon. Currently amended
The battery electrode of claim 1, wherein the conductive additive further compris es ing a material that conducts electrons or holes, a semiconductor, a semi-material, and/or a metal. Currently amended
The battery electrode of claim 1, wherein the conductive composition further comprises: a binder in communication with the selenium-sulfur compound and the conductive additive; and wherein the binder comprises a sulfonated tetrafluoroethylene based fluoropolymer- copolymer; polyvinylidene fluoride, and/or polytetrafluorethylene. Previously presented
The battery electrode of claim 1, wherein the conductive additive comprises individual graphene sheets. Canceled
The battery electrode of claim 1, further compris inges: a conductive substrate in electrical communication with the conductive composition; wherein the conductive substrate is in the form of a sheet or mesh; and wherein the conductive substrate comprises a conductive carbon, aluminum, aluminum coated with a conductive carbon material, copper, titanium, and/or tungsten. Currently amended
The battery electrode of claim 1, further comprising: a conductive substrate in electrical communication with the conductive composition; wherein the conductive substrate is in the form of a sheet or mesh; wherein the conductive substrate comprises a polymer substrate; and a carbonaceous material and/or a metallic coating thin film laminated on the conductive substrate. Previously presented
The battery electrode of claim 1, further comprising: a conductive substrate in electrical communication with the conductive composition; wherein the conductive substrate is in the form of a sheet or mesh; and wherein the conductive composition is coated on or impregnated into the conductive substrate. Previously presented
The battery electrode of claim 1, further comprising: a conductive substrate in electrical communication with the conductive composition; wherein the conductive composition is loaded on the conductive substrate at about at least 4.5 mg/cm 2. Previously presented
A lithium battery comprising the battery electrode of claim 1. Currently amended
A method for fabricating a battery electrode comprising: forming conductive compound; applying the conductive compound onto a conductive substrate; wherein the conductive compound comprises: a selenium-sulfur compound; a conductive additive; and wherein the selenium-sulfur compound is present as Se x Ss-X; SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.3.svg 0.14 1.18 Black and white the conductive additive comprises individual graphene sheets. SVG 15055505.08-16-2017.J₆HRV₂V₉PXXIFW2.CLM.4.svg 0.15 4.42 Black and white Currently amended
The method of claim 12, wherein the conductive substrate comprises a conductive carbon, aluminum, aluminum coated with a conductive carbon material, copper, titanium, and/or tungsten. Previously presented
The method of claim 12, wherein the selenium-sulfur compound is formed by mixing, wet or dry milling, wet or dry grinding, ultrasonication, dissolution in solvent and precipitation, melting, sublimation, and/or vapor deposition. Previously presented
The method of claim 12, wherein the conductive composition further comprises: a binder in communication with the selenium-sulfur compound and the conductive additive; and wherein the binder comprises a sulfonated tetrafluoroethylene based fluoropolymer- copolymer; polyvinylidene fluoride, and/or polytetrafluorethylene. Previously presented
The method of claim 12, wherein the conductive substrate is in the form of a sheet or mesh; and the conductive substrate comprises a conductive carbon, aluminum, aluminum coated with a conductive carbon material, copper, titanium, and/or tungsten. Currently amended
The method of claim 12, wherein Se-S compound is sublimated or vaporized and condensed on to the conductive additive surface. Previously presented
The method of claim 12, wherein the conductive additive further comprises a carbonaceous material comprising graphite,, thermally exfoliated graphite oxide, chemically or thermally reduced graphene oxide or graphite oxide, carbon nanotubes, a hard carbon, a soft carbon, a carbon aerogel, a carbon xerogel, carbide-derived carbon, a templated carbon, and/or an activated carbon. Currently amended
Layer stacks claimed or described, ordered top of device to substrate.
battery electrode
lithium battery
Materials described outside the worked examples.
selenium-sulfur compound
SexS(8-x)
individual graphene sheets
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Theoretical Capacity | 1675 mAh/g | S |
Theoretical Capacity |
Se₂S₆
carbonaceous conductive additive
binder
conductive substrate
selenium
Se
sulfur
S
| 680 mAh/g |
Se |
Se₂S₆
carbonaceous conductive additive
binder
conductive substrate
selenium
Se
sulfur
S
| 680 mAh/g |
Se |
Se₂S₆
carbonaceous conductive additive
binder
conductive substrate
selenium
Se
sulfur
S
| 680 mAh/g |
Se |
Se₂S₆
carbonaceous conductive additive
binder
conductive substrate
selenium
Se
sulfur
S
| 680 mAh/g |
Se |