Patent
DYE-SENSITIZED SOLAR CELLS AND METHODS OF MANUFACTURING ELECTROLYTE
US
Copyright © 2026 Matter42. All rights reserved.
Patent details
Patent
Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1, a dye-sensitized solar cell may include a first electrode 100, a second electrode 200 facing and spaced apart from the first electrode 5 100, an …
FIG. 2, graphene oxide is deoxidized to form a graphene (S 1000). [0050] The graphene oxide may be dispersed in water to be in keeping. [0051] Deoxidizing the …
FIG. 3, the graphene oxide has an epoxy group. A material having nitrogen- positive ions is added in the graphene oxide. Thus, the nitrogen 5 positive ions …
FIG. 4, 1-butyl-2, 3-dimethylimidazolium iodide, propylene carbonate, and iodine molecules react with the graphene oxide at about 100 degrees 15 Celsius. The …
FIG. 6, it is confirmed that the dye-sensitized solar cell including the electrolyte of the embodiment example is more excellent in internal and 25 external …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
(Withdrawn and currently amended): A dye-sensitized solar cell, comprising: a first electrode; a second electrode facing and spaced apart from the first electrode; and [[an]] a grap hene-containin g electrolyte accordin g to claim 7 filling a space defined between the first and second electrode,
The dye-sensitized solar cell of claim 1, wherein the carbonate solvent includes propylene carbonate.
The dye-sensitized solar cell of claim 1, wherein the carbonate solvent includes propylene carbonate and ethylene carbonate in a ratio of 1:1. currently amended
The dye-sensitized solar cell of claim 1, wherein the first electrode comprises: a first substrate; a first transparent-conductive thin layer disposed on one surface of the first substrate; and a metal oxide layer disposed on one surface of the first transparent-conductive Amendment Accompanying An R C E (13/585, 498) -2- Atty. Dkt.: KOR 324 thin layer, wherein a dye is adsorbed on the metal oxide layer. withdrawn
The dye-sensitized solar cell of claim 1, wherein the second electrode comprises: a second substrate; a second transparent-conductive thin layer disposed on one surface of the second substrate; and a conductive layer disposed on one surface of the second transparent- conductive thin layer. withdrawn
canceled
A method of manufacturing a graphene- containing electrolyte, comprising, in the order recited: deoxidizing graphene oxide to form graphene; dissolving the graphene in a carbonate solvent to p rovide a qrap hene- containin q solution; and (c adding an oxidation-reduction agent com p rised of 1-but y l-2, 3- dimethylimidazolium iodide (BDI) and o p tionall y iodine (I₂) i based-iodine-into the a le carne solvent in whc graphene-containin q solution is-di-sseved- to provide said qrap hene-containin q electrolyte whereinthe-alkyl
T he [[A]] method of manufacturing a graphene- containing electrolyte accordin g to claim 7, wherein eemp4singd eoxidizing graphene oxide to form [[the]] graphene is accom p lished by: (dissolving the graphene oxide in an aqueous solvent that is inel-din g-a mixture of water and an alkyl imidazole-based iodine to form a solution; and ii centrifuging [[a]] the solution solvent- to obtain the graphene;; Amendment Accompanying An R C E (13/585, 498) -3- Atty. Dkt.: KOR
The method of claim 7, wherein the oxidation- reduction agent f awrher- includes iodine (12).
A method of manufacturing a graphene-containing electrolyte, comprising, in the order recited: (a) deoxidizing graphene oxide to form graphene; (b) dissolving from about 60 to about 100 mg of the graphene in about 10 ml of a carbonate solvent; and (c) adding an oxidation-reduction agent consisting of from about 0.2M to about 0.6M of 1-butyl-2, 3-dimethylimidazolium iodide (BDI) and optionally from about 0.01 M to about 0.03M of iodine (12) into the carbonate solvent in which the graphene is dissolved to provide the graphene-containing electrolyte.
The method of manufacturing a graphene-containing electrolyte according to claim 12, wherein deoxidizing graphene oxide to form graphene is accomplished by: (i) dissolving from about 50 to about 70 mg of the graphene oxide in an aqueous solvent that is a mixture of from about 15 m l to 25 ml of water and from about 700 p l to about 900 p l of an alkyl imidazole-based iodine at a temperature ranging from about 80 ± °C to about 9 0 ±°C to form a solution; and (ii) centrifuging the solution to obtain the graphene.
The method of claim 12, wherein the oxidation-reduction agent includes iodine (12).
(New): A dye-sensitized solar cell, comprising: a first electrode; a second electrode facing and spaced apart from the first electrode; and a graphene-containing electrolyte according to claim 12 filling a space defined between the first and second electrode.
Layer stacks claimed or described, ordered top of device to substrate.
dye-sensitized solar cell (claim 1 variant)
Materials described outside the worked examples.
graphene
graphene-containing electrolyte
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Duration | 4–5 hours | — |
Related documents with shared materials, methods, properties, or citations.
Patent details
Patent
Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1, a dye-sensitized solar cell may include a first electrode 100, a second electrode 200 facing and spaced apart from the first electrode 5 100, an …
FIG. 2, graphene oxide is deoxidized to form a graphene (S 1000). [0050] The graphene oxide may be dispersed in water to be in keeping. [0051] Deoxidizing the …
FIG. 3, the graphene oxide has an epoxy group. A material having nitrogen- positive ions is added in the graphene oxide. Thus, the nitrogen 5 positive ions …
FIG. 4, 1-butyl-2, 3-dimethylimidazolium iodide, propylene carbonate, and iodine molecules react with the graphene oxide at about 100 degrees 15 Celsius. The …
FIG. 6, it is confirmed that the dye-sensitized solar cell including the electrolyte of the embodiment example is more excellent in internal and 25 external …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
(Withdrawn and currently amended): A dye-sensitized solar cell, comprising: a first electrode; a second electrode facing and spaced apart from the first electrode; and [[an]] a grap hene-containin g electrolyte accordin g to claim 7 filling a space defined between the first and second electrode,
The dye-sensitized solar cell of claim 1, wherein the carbonate solvent includes propylene carbonate.
The dye-sensitized solar cell of claim 1, wherein the carbonate solvent includes propylene carbonate and ethylene carbonate in a ratio of 1:1. currently amended
The dye-sensitized solar cell of claim 1, wherein the first electrode comprises: a first substrate; a first transparent-conductive thin layer disposed on one surface of the first substrate; and a metal oxide layer disposed on one surface of the first transparent-conductive Amendment Accompanying An R C E (13/585, 498) -2- Atty. Dkt.: KOR 324 thin layer, wherein a dye is adsorbed on the metal oxide layer. withdrawn
The dye-sensitized solar cell of claim 1, wherein the second electrode comprises: a second substrate; a second transparent-conductive thin layer disposed on one surface of the second substrate; and a conductive layer disposed on one surface of the second transparent- conductive thin layer. withdrawn
canceled
A method of manufacturing a graphene- containing electrolyte, comprising, in the order recited: deoxidizing graphene oxide to form graphene; dissolving the graphene in a carbonate solvent to p rovide a qrap hene- containin q solution; and (c adding an oxidation-reduction agent com p rised of 1-but y l-2, 3- dimethylimidazolium iodide (BDI) and o p tionall y iodine (I₂) i based-iodine-into the a le carne solvent in whc graphene-containin q solution is-di-sseved- to provide said qrap hene-containin q electrolyte whereinthe-alkyl
T he [[A]] method of manufacturing a graphene- containing electrolyte accordin g to claim 7, wherein eemp4singd eoxidizing graphene oxide to form [[the]] graphene is accom p lished by: (dissolving the graphene oxide in an aqueous solvent that is inel-din g-a mixture of water and an alkyl imidazole-based iodine to form a solution; and ii centrifuging [[a]] the solution solvent- to obtain the graphene;; Amendment Accompanying An R C E (13/585, 498) -3- Atty. Dkt.: KOR
The method of claim 7, wherein the oxidation- reduction agent f awrher- includes iodine (12).
A method of manufacturing a graphene-containing electrolyte, comprising, in the order recited: (a) deoxidizing graphene oxide to form graphene; (b) dissolving from about 60 to about 100 mg of the graphene in about 10 ml of a carbonate solvent; and (c) adding an oxidation-reduction agent consisting of from about 0.2M to about 0.6M of 1-butyl-2, 3-dimethylimidazolium iodide (BDI) and optionally from about 0.01 M to about 0.03M of iodine (12) into the carbonate solvent in which the graphene is dissolved to provide the graphene-containing electrolyte.
The method of manufacturing a graphene-containing electrolyte according to claim 12, wherein deoxidizing graphene oxide to form graphene is accomplished by: (i) dissolving from about 50 to about 70 mg of the graphene oxide in an aqueous solvent that is a mixture of from about 15 m l to 25 ml of water and from about 700 p l to about 900 p l of an alkyl imidazole-based iodine at a temperature ranging from about 80 ± °C to about 9 0 ±°C to form a solution; and (ii) centrifuging the solution to obtain the graphene.
The method of claim 12, wherein the oxidation-reduction agent includes iodine (12).
(New): A dye-sensitized solar cell, comprising: a first electrode; a second electrode facing and spaced apart from the first electrode; and a graphene-containing electrolyte according to claim 12 filling a space defined between the first and second electrode.
Layer stacks claimed or described, ordered top of device to substrate.
dye-sensitized solar cell (claim 1 variant)
Materials described outside the worked examples.
graphene
graphene-containing electrolyte
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Duration | 4–5 hours | — |
Related documents with shared materials, methods, properties, or citations.
Patent details
Patent
Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1, a dye-sensitized solar cell may include a first electrode 100, a second electrode 200 facing and spaced apart from the first electrode 5 100, an …
FIG. 2, graphene oxide is deoxidized to form a graphene (S 1000). [0050] The graphene oxide may be dispersed in water to be in keeping. [0051] Deoxidizing the …
FIG. 3, the graphene oxide has an epoxy group. A material having nitrogen- positive ions is added in the graphene oxide. Thus, the nitrogen 5 positive ions …
FIG. 4, 1-butyl-2, 3-dimethylimidazolium iodide, propylene carbonate, and iodine molecules react with the graphene oxide at about 100 degrees 15 Celsius. The …
FIG. 6, it is confirmed that the dye-sensitized solar cell including the electrolyte of the embodiment example is more excellent in internal and 25 external …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
(Withdrawn and currently amended): A dye-sensitized solar cell, comprising: a first electrode; a second electrode facing and spaced apart from the first electrode; and [[an]] a grap hene-containin g electrolyte accordin g to claim 7 filling a space defined between the first and second electrode,
The dye-sensitized solar cell of claim 1, wherein the carbonate solvent includes propylene carbonate.
The dye-sensitized solar cell of claim 1, wherein the carbonate solvent includes propylene carbonate and ethylene carbonate in a ratio of 1:1. currently amended
The dye-sensitized solar cell of claim 1, wherein the first electrode comprises: a first substrate; a first transparent-conductive thin layer disposed on one surface of the first substrate; and a metal oxide layer disposed on one surface of the first transparent-conductive Amendment Accompanying An R C E (13/585, 498) -2- Atty. Dkt.: KOR 324 thin layer, wherein a dye is adsorbed on the metal oxide layer. withdrawn
The dye-sensitized solar cell of claim 1, wherein the second electrode comprises: a second substrate; a second transparent-conductive thin layer disposed on one surface of the second substrate; and a conductive layer disposed on one surface of the second transparent- conductive thin layer. withdrawn
canceled
A method of manufacturing a graphene- containing electrolyte, comprising, in the order recited: deoxidizing graphene oxide to form graphene; dissolving the graphene in a carbonate solvent to p rovide a qrap hene- containin q solution; and (c adding an oxidation-reduction agent com p rised of 1-but y l-2, 3- dimethylimidazolium iodide (BDI) and o p tionall y iodine (I₂) i based-iodine-into the a le carne solvent in whc graphene-containin q solution is-di-sseved- to provide said qrap hene-containin q electrolyte whereinthe-alkyl
T he [[A]] method of manufacturing a graphene- containing electrolyte accordin g to claim 7, wherein eemp4singd eoxidizing graphene oxide to form [[the]] graphene is accom p lished by: (dissolving the graphene oxide in an aqueous solvent that is inel-din g-a mixture of water and an alkyl imidazole-based iodine to form a solution; and ii centrifuging [[a]] the solution solvent- to obtain the graphene;; Amendment Accompanying An R C E (13/585, 498) -3- Atty. Dkt.: KOR
The method of claim 7, wherein the oxidation- reduction agent f awrher- includes iodine (12).
A method of manufacturing a graphene-containing electrolyte, comprising, in the order recited: (a) deoxidizing graphene oxide to form graphene; (b) dissolving from about 60 to about 100 mg of the graphene in about 10 ml of a carbonate solvent; and (c) adding an oxidation-reduction agent consisting of from about 0.2M to about 0.6M of 1-butyl-2, 3-dimethylimidazolium iodide (BDI) and optionally from about 0.01 M to about 0.03M of iodine (12) into the carbonate solvent in which the graphene is dissolved to provide the graphene-containing electrolyte.
The method of manufacturing a graphene-containing electrolyte according to claim 12, wherein deoxidizing graphene oxide to form graphene is accomplished by: (i) dissolving from about 50 to about 70 mg of the graphene oxide in an aqueous solvent that is a mixture of from about 15 m l to 25 ml of water and from about 700 p l to about 900 p l of an alkyl imidazole-based iodine at a temperature ranging from about 80 ± °C to about 9 0 ±°C to form a solution; and (ii) centrifuging the solution to obtain the graphene.
The method of claim 12, wherein the oxidation-reduction agent includes iodine (12).
(New): A dye-sensitized solar cell, comprising: a first electrode; a second electrode facing and spaced apart from the first electrode; and a graphene-containing electrolyte according to claim 12 filling a space defined between the first and second electrode.
Layer stacks claimed or described, ordered top of device to substrate.
dye-sensitized solar cell (claim 1 variant)
Materials described outside the worked examples.
graphene
graphene-containing electrolyte
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Duration | 4–5 hours | — |
Related documents with shared materials, methods, properties, or citations.
Patent details
Patent
Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1, a dye-sensitized solar cell may include a first electrode 100, a second electrode 200 facing and spaced apart from the first electrode 5 100, an …
FIG. 2, graphene oxide is deoxidized to form a graphene (S 1000). [0050] The graphene oxide may be dispersed in water to be in keeping. [0051] Deoxidizing the …
FIG. 3, the graphene oxide has an epoxy group. A material having nitrogen- positive ions is added in the graphene oxide. Thus, the nitrogen 5 positive ions …
FIG. 4, 1-butyl-2, 3-dimethylimidazolium iodide, propylene carbonate, and iodine molecules react with the graphene oxide at about 100 degrees 15 Celsius. The …
FIG. 6, it is confirmed that the dye-sensitized solar cell including the electrolyte of the embodiment example is more excellent in internal and 25 external …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
(Withdrawn and currently amended): A dye-sensitized solar cell, comprising: a first electrode; a second electrode facing and spaced apart from the first electrode; and [[an]] a grap hene-containin g electrolyte accordin g to claim 7 filling a space defined between the first and second electrode,
The dye-sensitized solar cell of claim 1, wherein the carbonate solvent includes propylene carbonate.
The dye-sensitized solar cell of claim 1, wherein the carbonate solvent includes propylene carbonate and ethylene carbonate in a ratio of 1:1. currently amended
The dye-sensitized solar cell of claim 1, wherein the first electrode comprises: a first substrate; a first transparent-conductive thin layer disposed on one surface of the first substrate; and a metal oxide layer disposed on one surface of the first transparent-conductive Amendment Accompanying An R C E (13/585, 498) -2- Atty. Dkt.: KOR 324 thin layer, wherein a dye is adsorbed on the metal oxide layer. withdrawn
The dye-sensitized solar cell of claim 1, wherein the second electrode comprises: a second substrate; a second transparent-conductive thin layer disposed on one surface of the second substrate; and a conductive layer disposed on one surface of the second transparent- conductive thin layer. withdrawn
canceled
A method of manufacturing a graphene- containing electrolyte, comprising, in the order recited: deoxidizing graphene oxide to form graphene; dissolving the graphene in a carbonate solvent to p rovide a qrap hene- containin q solution; and (c adding an oxidation-reduction agent com p rised of 1-but y l-2, 3- dimethylimidazolium iodide (BDI) and o p tionall y iodine (I₂) i based-iodine-into the a le carne solvent in whc graphene-containin q solution is-di-sseved- to provide said qrap hene-containin q electrolyte whereinthe-alkyl
T he [[A]] method of manufacturing a graphene- containing electrolyte accordin g to claim 7, wherein eemp4singd eoxidizing graphene oxide to form [[the]] graphene is accom p lished by: (dissolving the graphene oxide in an aqueous solvent that is inel-din g-a mixture of water and an alkyl imidazole-based iodine to form a solution; and ii centrifuging [[a]] the solution solvent- to obtain the graphene;; Amendment Accompanying An R C E (13/585, 498) -3- Atty. Dkt.: KOR
The method of claim 7, wherein the oxidation- reduction agent f awrher- includes iodine (12).
A method of manufacturing a graphene-containing electrolyte, comprising, in the order recited: (a) deoxidizing graphene oxide to form graphene; (b) dissolving from about 60 to about 100 mg of the graphene in about 10 ml of a carbonate solvent; and (c) adding an oxidation-reduction agent consisting of from about 0.2M to about 0.6M of 1-butyl-2, 3-dimethylimidazolium iodide (BDI) and optionally from about 0.01 M to about 0.03M of iodine (12) into the carbonate solvent in which the graphene is dissolved to provide the graphene-containing electrolyte.
The method of manufacturing a graphene-containing electrolyte according to claim 12, wherein deoxidizing graphene oxide to form graphene is accomplished by: (i) dissolving from about 50 to about 70 mg of the graphene oxide in an aqueous solvent that is a mixture of from about 15 m l to 25 ml of water and from about 700 p l to about 900 p l of an alkyl imidazole-based iodine at a temperature ranging from about 80 ± °C to about 9 0 ±°C to form a solution; and (ii) centrifuging the solution to obtain the graphene.
The method of claim 12, wherein the oxidation-reduction agent includes iodine (12).
(New): A dye-sensitized solar cell, comprising: a first electrode; a second electrode facing and spaced apart from the first electrode; and a graphene-containing electrolyte according to claim 12 filling a space defined between the first and second electrode.
Layer stacks claimed or described, ordered top of device to substrate.
dye-sensitized solar cell (claim 1 variant)
Materials described outside the worked examples.
graphene
graphene-containing electrolyte
Additional fabrication and treatment steps described in the patent.
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Duration | 4–5 hours | — |
Related documents with shared materials, methods, properties, or citations.
dye-sensitized solar cell (claim 17 variant)
propylene carbonate
C₄H₆O₃
ethylene carbonate
C₃H₄O₃
metal oxide
graphene oxide
1-butyl-2,3-dimethylimidazolium iodide (BDI)
iodine
I₂
alkyl imidazole-based iodine
dye-sensitized solar cell (claim 17 variant)
propylene carbonate
C₄H₆O₃
ethylene carbonate
C₃H₄O₃
metal oxide
graphene oxide
1-butyl-2,3-dimethylimidazolium iodide (BDI)
iodine
I₂
alkyl imidazole-based iodine
dye-sensitized solar cell (claim 17 variant)
propylene carbonate
C₄H₆O₃
ethylene carbonate
C₃H₄O₃
metal oxide
graphene oxide
1-butyl-2,3-dimethylimidazolium iodide (BDI)
iodine
I₂
alkyl imidazole-based iodine
dye-sensitized solar cell (claim 17 variant)
propylene carbonate
C₄H₆O₃
ethylene carbonate
C₃H₄O₃
metal oxide
graphene oxide
1-butyl-2,3-dimethylimidazolium iodide (BDI)
iodine
I₂
alkyl imidazole-based iodine