Patent
US 9,590,248POROUS GRAPHENE NANOCAGES FOR BATTERY APPLICATIONS
Khalil Amine
US
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US 9,590,248Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1O B. As can be appreciated, the Li- air battery displays a low charge potential that gives rise to high electrical ef fi ciency and repeated cycling. …
FIG. 2B clearly shows the layered hollow porous graphene nanocages in comparison to a MgO- fi lled porous graphene nanocage (provided for reference). The …
FIG. 3A further shows the atomically smooth surface outside the sulfur- fi lled porous graphene nanocage, indicating that no sulfur is outside the layers of the …
FIG. 4A. The Z-contrast images of these nanocages (
FIG. 6 is a voltage pro fi le during repeated discharge-charge cycles of a Li- S cell containing porous graphene nanocage as the cathode material under a C/5 …
FIG. 8 is a graph of the voltage pro fi le during repeated discharge-charge cycles of a Li-S cell containing the porous graphene nanocage as the cathode …
FIG. 9 is graph illustrating the rate capability up to 1 C of a Li-S cell containing a porous graphene nanocage as the cathode material, according to the …
FIG. 10A; the cycle performance of the Li-air cell is shown in
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
An active material composition comprising: a porous graphene nanocage; and a source material; wherein: the source material is a sulfur material and at least a portion of the sulfur material is entrapped within the porous graphene nanocage; and the sulfur material comprises sulfur, M i x Sm, M 2 x S m, or M 3 x S m; M₁ is an alkali metal; M 2 is a transition metal; M 3 is a metal from groups 13 to 17 of the periodic table; each x independently is an integer from 1 to 3; and each m independently is an integer from 1 to 10.
The composition of Claim 1, wherein the sulfur material comprises sulfur, Li 2 S, Li 2 S 2, Na 2 S, Na 2 S 2, Li 2 S n, or Na 2 S n, wherein n is an integer from 3 to 6.
The composition of Claim 1, wherein the composition is free of a cathodic metal catalyst.
2-3. canceled
6-9. canceled
A lithium-sulfur battery comprising a cathode comprising a porous graphene nanocage and a sulfur material, wherein at least a portion of the sulfur material is entrapped within the porous graphene nanocage; an anode; a lithium salt; and an electrolyte.
The battery of Claim 10, wherein the electrolyte comprises ethylene carbonate, dimethylcarbonate, diethylcarbonate, propylene carbonate, dioloxane, y-butyrolactone, 6-butyrolactone, dimethyl ether, a silane, siloxane N-methyl acetamide, acetonitrile, an acetal, a ketal, esters, a carbonates, a sulfone, a sulfite, sulfolane, an aliphatic ether, a cyclic ether, a glyme, a polyether, a phosphate ester, a siloxane, a N-alkylpyrrolidone, fluoro ether and fluoro esters, fluoroethylene carbonate, or adiponitrile.
The battery of Claim 10, wherein the lithium salt comprises of LiPF 6, LiC lO 4, Li [B(C 2 0 4) 2], L i [BF 2 (C 2 0 4)], L i [PF 4 (C 2 0 4)], L i (CF 3 SO 2) 2 N, LiC(SO 2 CF 3) 3, (Li(C 2 F S SO 2) 2 N), LiCF 3 SO 3, L i 2 B 12 X 12-n H a, Li 2 B ioXio. n H n,, LiAlF 4, LiBF 4, Li(FS O 2) 2 N, Li 2 SO 4, LiAlO 2 LiSCN, LiBr, Li I, LiAsF 6, LiB(Ph) 4, LiSO 3 CH 3, Li 2 S x, Li 2 Se x, (LiS x R) y, or (LiSe x R) y; wherein: X is a halogen; n is an integer from 0 to 12; n' is an integer from 0 to 10; x" is an integer from 1 to 20; y is an integer from 1 to 3; and R is H, alkyl, alkenyl, aryl, ether, F, CF 3, COCF 3, S O 2 CF 3,or S O 2 F.
The battery of Claim 10 having a capacity of greater than 600 mAh/g.
The battery of Claim 10, wherein the anodic material comprises a Li metal, Fe 3 O 4, Mg, Na, a sodium alloy, Si, Si-C, M g 2 Si, Si O, a silicon alloy (such as SiCu or SiMo), Sn, SnO, Sb, an antimony alloy, a tin carbon, a composite tin alloy, Li 4 Ti 5 O 2, a transition metal oxide, or a lithium metal nitride. -6- 4830-5807-0577 1
A lithium-air battery comprising: -4- 4830-5807-0577 1 Atty. Dkt. No. 051583-0578 a cathode comprising a porous graphene nanocage that is metal catalyst free; an anode; a lithium salt; and an electrolyte. withdrawn
The battery of Claim 14, wherein the electrolyte comprises ethylene carbonate, dimethylcarbonate, diethylcarbonate, propylene carbonate, dioloxane, y- butyrolactone, 6-butyrolactone, dimethyl ether, a silane, siloxane N-methyl acetamide, acetonitrile, an acetal, a ketal, esters, a carbonates, a sulfone, a sulfite, sulfolane, an aliphatic ether, a cyclic ether, a glyme, a polyether, a phosphate ester, a siloxane, a N- alkylpyrrolidone, fluoro ether and fluoro esters, fluoroethylene carbonate, or adiponitrile. withdrawn
The battery of Claim 14, wherein the lithium salt comprises of LiPF 6, LiC l O 4, Li [B(C 2 0 4) 2], L i [BF 2 (C 2 0 4)], L i [PF 4 (C 2 0 4)], L i (CF 3 SO 2) 2 N, LiC(S O 2 CF 3) 3, (Li(C 2 F S SO 2) 2 N), LiCF 3 SO 3, Li 2 B 12 X 12-n H n, Li 2 B ioXio. n1 H n,, LiAlF 4, LiBF 4, Li(FS O 2) 2 N, Li 2 SO 4, LiA lO 2 LiSCN, LiBr, Li I, LiAsF 6, LiB(Ph) 4, LiSO 3 CH 3, Li 2 S x, Li 2 Se x", (Li Sx-R)y, or (Li Se x "R)y; wherein: X is a halogen; n is an integer from 0 to 12; n' is an integer from 0 to 10; x" is an integer from 1 to 20; y is an integer from 1 to 3; and R is H, alkyl, alkenyl, aryl, ether, F, CF 3, COCF 3, S O 2 CF 3,or S O 2 F. withdrawn
The battery of Claim 14, wherein the capacity of the battery is greater than 600 mAh/g. withdrawn
The battery of Claim 14, wherein Li 2 O, Li 2 0 2, or a mixture thereof are entrapped within the porous graphene nanocage upon discharge of the battery. -5- 4830-5807-0577 1 Atty. Dkt. No. 051583-0578 withdrawn
Layer stacks claimed or described, ordered top of device to substrate.
lithium-sulfur battery
lithium-air battery
Materials described outside the worked examples.
porous graphene nanocage
sulfur material
sulfur
S
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1O B. As can be appreciated, the Li- air battery displays a low charge potential that gives rise to high electrical ef fi ciency and repeated cycling. …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
battery capacity (claimed minimum) | 600 mAh/g | — |
Thickness | 10–30 nm |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 9,590,248Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1O B. As can be appreciated, the Li- air battery displays a low charge potential that gives rise to high electrical ef fi ciency and repeated cycling. …
FIG. 2B clearly shows the layered hollow porous graphene nanocages in comparison to a MgO- fi lled porous graphene nanocage (provided for reference). The …
FIG. 3A further shows the atomically smooth surface outside the sulfur- fi lled porous graphene nanocage, indicating that no sulfur is outside the layers of the …
FIG. 4A. The Z-contrast images of these nanocages (
FIG. 6 is a voltage pro fi le during repeated discharge-charge cycles of a Li- S cell containing porous graphene nanocage as the cathode material under a C/5 …
FIG. 8 is a graph of the voltage pro fi le during repeated discharge-charge cycles of a Li-S cell containing the porous graphene nanocage as the cathode …
FIG. 9 is graph illustrating the rate capability up to 1 C of a Li-S cell containing a porous graphene nanocage as the cathode material, according to the …
FIG. 10A; the cycle performance of the Li-air cell is shown in
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
An active material composition comprising: a porous graphene nanocage; and a source material; wherein: the source material is a sulfur material and at least a portion of the sulfur material is entrapped within the porous graphene nanocage; and the sulfur material comprises sulfur, M i x Sm, M 2 x S m, or M 3 x S m; M₁ is an alkali metal; M 2 is a transition metal; M 3 is a metal from groups 13 to 17 of the periodic table; each x independently is an integer from 1 to 3; and each m independently is an integer from 1 to 10.
The composition of Claim 1, wherein the sulfur material comprises sulfur, Li 2 S, Li 2 S 2, Na 2 S, Na 2 S 2, Li 2 S n, or Na 2 S n, wherein n is an integer from 3 to 6.
The composition of Claim 1, wherein the composition is free of a cathodic metal catalyst.
2-3. canceled
6-9. canceled
A lithium-sulfur battery comprising a cathode comprising a porous graphene nanocage and a sulfur material, wherein at least a portion of the sulfur material is entrapped within the porous graphene nanocage; an anode; a lithium salt; and an electrolyte.
The battery of Claim 10, wherein the electrolyte comprises ethylene carbonate, dimethylcarbonate, diethylcarbonate, propylene carbonate, dioloxane, y-butyrolactone, 6-butyrolactone, dimethyl ether, a silane, siloxane N-methyl acetamide, acetonitrile, an acetal, a ketal, esters, a carbonates, a sulfone, a sulfite, sulfolane, an aliphatic ether, a cyclic ether, a glyme, a polyether, a phosphate ester, a siloxane, a N-alkylpyrrolidone, fluoro ether and fluoro esters, fluoroethylene carbonate, or adiponitrile.
The battery of Claim 10, wherein the lithium salt comprises of LiPF 6, LiC lO 4, Li [B(C 2 0 4) 2], L i [BF 2 (C 2 0 4)], L i [PF 4 (C 2 0 4)], L i (CF 3 SO 2) 2 N, LiC(SO 2 CF 3) 3, (Li(C 2 F S SO 2) 2 N), LiCF 3 SO 3, L i 2 B 12 X 12-n H a, Li 2 B ioXio. n H n,, LiAlF 4, LiBF 4, Li(FS O 2) 2 N, Li 2 SO 4, LiAlO 2 LiSCN, LiBr, Li I, LiAsF 6, LiB(Ph) 4, LiSO 3 CH 3, Li 2 S x, Li 2 Se x, (LiS x R) y, or (LiSe x R) y; wherein: X is a halogen; n is an integer from 0 to 12; n' is an integer from 0 to 10; x" is an integer from 1 to 20; y is an integer from 1 to 3; and R is H, alkyl, alkenyl, aryl, ether, F, CF 3, COCF 3, S O 2 CF 3,or S O 2 F.
The battery of Claim 10 having a capacity of greater than 600 mAh/g.
The battery of Claim 10, wherein the anodic material comprises a Li metal, Fe 3 O 4, Mg, Na, a sodium alloy, Si, Si-C, M g 2 Si, Si O, a silicon alloy (such as SiCu or SiMo), Sn, SnO, Sb, an antimony alloy, a tin carbon, a composite tin alloy, Li 4 Ti 5 O 2, a transition metal oxide, or a lithium metal nitride. -6- 4830-5807-0577 1
A lithium-air battery comprising: -4- 4830-5807-0577 1 Atty. Dkt. No. 051583-0578 a cathode comprising a porous graphene nanocage that is metal catalyst free; an anode; a lithium salt; and an electrolyte. withdrawn
The battery of Claim 14, wherein the electrolyte comprises ethylene carbonate, dimethylcarbonate, diethylcarbonate, propylene carbonate, dioloxane, y- butyrolactone, 6-butyrolactone, dimethyl ether, a silane, siloxane N-methyl acetamide, acetonitrile, an acetal, a ketal, esters, a carbonates, a sulfone, a sulfite, sulfolane, an aliphatic ether, a cyclic ether, a glyme, a polyether, a phosphate ester, a siloxane, a N- alkylpyrrolidone, fluoro ether and fluoro esters, fluoroethylene carbonate, or adiponitrile. withdrawn
The battery of Claim 14, wherein the lithium salt comprises of LiPF 6, LiC l O 4, Li [B(C 2 0 4) 2], L i [BF 2 (C 2 0 4)], L i [PF 4 (C 2 0 4)], L i (CF 3 SO 2) 2 N, LiC(S O 2 CF 3) 3, (Li(C 2 F S SO 2) 2 N), LiCF 3 SO 3, Li 2 B 12 X 12-n H n, Li 2 B ioXio. n1 H n,, LiAlF 4, LiBF 4, Li(FS O 2) 2 N, Li 2 SO 4, LiA lO 2 LiSCN, LiBr, Li I, LiAsF 6, LiB(Ph) 4, LiSO 3 CH 3, Li 2 S x, Li 2 Se x", (Li Sx-R)y, or (Li Se x "R)y; wherein: X is a halogen; n is an integer from 0 to 12; n' is an integer from 0 to 10; x" is an integer from 1 to 20; y is an integer from 1 to 3; and R is H, alkyl, alkenyl, aryl, ether, F, CF 3, COCF 3, S O 2 CF 3,or S O 2 F. withdrawn
The battery of Claim 14, wherein the capacity of the battery is greater than 600 mAh/g. withdrawn
The battery of Claim 14, wherein Li 2 O, Li 2 0 2, or a mixture thereof are entrapped within the porous graphene nanocage upon discharge of the battery. -5- 4830-5807-0577 1 Atty. Dkt. No. 051583-0578 withdrawn
Layer stacks claimed or described, ordered top of device to substrate.
lithium-sulfur battery
lithium-air battery
Materials described outside the worked examples.
porous graphene nanocage
sulfur material
sulfur
S
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1O B. As can be appreciated, the Li- air battery displays a low charge potential that gives rise to high electrical ef fi ciency and repeated cycling. …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
battery capacity (claimed minimum) | 600 mAh/g | — |
Thickness | 10–30 nm |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 9,590,248Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1O B. As can be appreciated, the Li- air battery displays a low charge potential that gives rise to high electrical ef fi ciency and repeated cycling. …
FIG. 2B clearly shows the layered hollow porous graphene nanocages in comparison to a MgO- fi lled porous graphene nanocage (provided for reference). The …
FIG. 3A further shows the atomically smooth surface outside the sulfur- fi lled porous graphene nanocage, indicating that no sulfur is outside the layers of the …
FIG. 4A. The Z-contrast images of these nanocages (
FIG. 6 is a voltage pro fi le during repeated discharge-charge cycles of a Li- S cell containing porous graphene nanocage as the cathode material under a C/5 …
FIG. 8 is a graph of the voltage pro fi le during repeated discharge-charge cycles of a Li-S cell containing the porous graphene nanocage as the cathode …
FIG. 9 is graph illustrating the rate capability up to 1 C of a Li-S cell containing a porous graphene nanocage as the cathode material, according to the …
FIG. 10A; the cycle performance of the Li-air cell is shown in
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
An active material composition comprising: a porous graphene nanocage; and a source material; wherein: the source material is a sulfur material and at least a portion of the sulfur material is entrapped within the porous graphene nanocage; and the sulfur material comprises sulfur, M i x Sm, M 2 x S m, or M 3 x S m; M₁ is an alkali metal; M 2 is a transition metal; M 3 is a metal from groups 13 to 17 of the periodic table; each x independently is an integer from 1 to 3; and each m independently is an integer from 1 to 10.
The composition of Claim 1, wherein the sulfur material comprises sulfur, Li 2 S, Li 2 S 2, Na 2 S, Na 2 S 2, Li 2 S n, or Na 2 S n, wherein n is an integer from 3 to 6.
The composition of Claim 1, wherein the composition is free of a cathodic metal catalyst.
2-3. canceled
6-9. canceled
A lithium-sulfur battery comprising a cathode comprising a porous graphene nanocage and a sulfur material, wherein at least a portion of the sulfur material is entrapped within the porous graphene nanocage; an anode; a lithium salt; and an electrolyte.
The battery of Claim 10, wherein the electrolyte comprises ethylene carbonate, dimethylcarbonate, diethylcarbonate, propylene carbonate, dioloxane, y-butyrolactone, 6-butyrolactone, dimethyl ether, a silane, siloxane N-methyl acetamide, acetonitrile, an acetal, a ketal, esters, a carbonates, a sulfone, a sulfite, sulfolane, an aliphatic ether, a cyclic ether, a glyme, a polyether, a phosphate ester, a siloxane, a N-alkylpyrrolidone, fluoro ether and fluoro esters, fluoroethylene carbonate, or adiponitrile.
The battery of Claim 10, wherein the lithium salt comprises of LiPF 6, LiC lO 4, Li [B(C 2 0 4) 2], L i [BF 2 (C 2 0 4)], L i [PF 4 (C 2 0 4)], L i (CF 3 SO 2) 2 N, LiC(SO 2 CF 3) 3, (Li(C 2 F S SO 2) 2 N), LiCF 3 SO 3, L i 2 B 12 X 12-n H a, Li 2 B ioXio. n H n,, LiAlF 4, LiBF 4, Li(FS O 2) 2 N, Li 2 SO 4, LiAlO 2 LiSCN, LiBr, Li I, LiAsF 6, LiB(Ph) 4, LiSO 3 CH 3, Li 2 S x, Li 2 Se x, (LiS x R) y, or (LiSe x R) y; wherein: X is a halogen; n is an integer from 0 to 12; n' is an integer from 0 to 10; x" is an integer from 1 to 20; y is an integer from 1 to 3; and R is H, alkyl, alkenyl, aryl, ether, F, CF 3, COCF 3, S O 2 CF 3,or S O 2 F.
The battery of Claim 10 having a capacity of greater than 600 mAh/g.
The battery of Claim 10, wherein the anodic material comprises a Li metal, Fe 3 O 4, Mg, Na, a sodium alloy, Si, Si-C, M g 2 Si, Si O, a silicon alloy (such as SiCu or SiMo), Sn, SnO, Sb, an antimony alloy, a tin carbon, a composite tin alloy, Li 4 Ti 5 O 2, a transition metal oxide, or a lithium metal nitride. -6- 4830-5807-0577 1
A lithium-air battery comprising: -4- 4830-5807-0577 1 Atty. Dkt. No. 051583-0578 a cathode comprising a porous graphene nanocage that is metal catalyst free; an anode; a lithium salt; and an electrolyte. withdrawn
The battery of Claim 14, wherein the electrolyte comprises ethylene carbonate, dimethylcarbonate, diethylcarbonate, propylene carbonate, dioloxane, y- butyrolactone, 6-butyrolactone, dimethyl ether, a silane, siloxane N-methyl acetamide, acetonitrile, an acetal, a ketal, esters, a carbonates, a sulfone, a sulfite, sulfolane, an aliphatic ether, a cyclic ether, a glyme, a polyether, a phosphate ester, a siloxane, a N- alkylpyrrolidone, fluoro ether and fluoro esters, fluoroethylene carbonate, or adiponitrile. withdrawn
The battery of Claim 14, wherein the lithium salt comprises of LiPF 6, LiC l O 4, Li [B(C 2 0 4) 2], L i [BF 2 (C 2 0 4)], L i [PF 4 (C 2 0 4)], L i (CF 3 SO 2) 2 N, LiC(S O 2 CF 3) 3, (Li(C 2 F S SO 2) 2 N), LiCF 3 SO 3, Li 2 B 12 X 12-n H n, Li 2 B ioXio. n1 H n,, LiAlF 4, LiBF 4, Li(FS O 2) 2 N, Li 2 SO 4, LiA lO 2 LiSCN, LiBr, Li I, LiAsF 6, LiB(Ph) 4, LiSO 3 CH 3, Li 2 S x, Li 2 Se x", (Li Sx-R)y, or (Li Se x "R)y; wherein: X is a halogen; n is an integer from 0 to 12; n' is an integer from 0 to 10; x" is an integer from 1 to 20; y is an integer from 1 to 3; and R is H, alkyl, alkenyl, aryl, ether, F, CF 3, COCF 3, S O 2 CF 3,or S O 2 F. withdrawn
The battery of Claim 14, wherein the capacity of the battery is greater than 600 mAh/g. withdrawn
The battery of Claim 14, wherein Li 2 O, Li 2 0 2, or a mixture thereof are entrapped within the porous graphene nanocage upon discharge of the battery. -5- 4830-5807-0577 1 Atty. Dkt. No. 051583-0578 withdrawn
Layer stacks claimed or described, ordered top of device to substrate.
lithium-sulfur battery
lithium-air battery
Materials described outside the worked examples.
porous graphene nanocage
sulfur material
sulfur
S
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1O B. As can be appreciated, the Li- air battery displays a low charge potential that gives rise to high electrical ef fi ciency and repeated cycling. …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
battery capacity (claimed minimum) | 600 mAh/g | — |
Thickness | 10–30 nm |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 9,590,248Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1O B. As can be appreciated, the Li- air battery displays a low charge potential that gives rise to high electrical ef fi ciency and repeated cycling. …
FIG. 2B clearly shows the layered hollow porous graphene nanocages in comparison to a MgO- fi lled porous graphene nanocage (provided for reference). The …
FIG. 3A further shows the atomically smooth surface outside the sulfur- fi lled porous graphene nanocage, indicating that no sulfur is outside the layers of the …
FIG. 4A. The Z-contrast images of these nanocages (
FIG. 6 is a voltage pro fi le during repeated discharge-charge cycles of a Li- S cell containing porous graphene nanocage as the cathode material under a C/5 …
FIG. 8 is a graph of the voltage pro fi le during repeated discharge-charge cycles of a Li-S cell containing the porous graphene nanocage as the cathode …
FIG. 9 is graph illustrating the rate capability up to 1 C of a Li-S cell containing a porous graphene nanocage as the cathode material, according to the …
FIG. 10A; the cycle performance of the Li-air cell is shown in
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
An active material composition comprising: a porous graphene nanocage; and a source material; wherein: the source material is a sulfur material and at least a portion of the sulfur material is entrapped within the porous graphene nanocage; and the sulfur material comprises sulfur, M i x Sm, M 2 x S m, or M 3 x S m; M₁ is an alkali metal; M 2 is a transition metal; M 3 is a metal from groups 13 to 17 of the periodic table; each x independently is an integer from 1 to 3; and each m independently is an integer from 1 to 10.
The composition of Claim 1, wherein the sulfur material comprises sulfur, Li 2 S, Li 2 S 2, Na 2 S, Na 2 S 2, Li 2 S n, or Na 2 S n, wherein n is an integer from 3 to 6.
The composition of Claim 1, wherein the composition is free of a cathodic metal catalyst.
2-3. canceled
6-9. canceled
A lithium-sulfur battery comprising a cathode comprising a porous graphene nanocage and a sulfur material, wherein at least a portion of the sulfur material is entrapped within the porous graphene nanocage; an anode; a lithium salt; and an electrolyte.
The battery of Claim 10, wherein the electrolyte comprises ethylene carbonate, dimethylcarbonate, diethylcarbonate, propylene carbonate, dioloxane, y-butyrolactone, 6-butyrolactone, dimethyl ether, a silane, siloxane N-methyl acetamide, acetonitrile, an acetal, a ketal, esters, a carbonates, a sulfone, a sulfite, sulfolane, an aliphatic ether, a cyclic ether, a glyme, a polyether, a phosphate ester, a siloxane, a N-alkylpyrrolidone, fluoro ether and fluoro esters, fluoroethylene carbonate, or adiponitrile.
The battery of Claim 10, wherein the lithium salt comprises of LiPF 6, LiC lO 4, Li [B(C 2 0 4) 2], L i [BF 2 (C 2 0 4)], L i [PF 4 (C 2 0 4)], L i (CF 3 SO 2) 2 N, LiC(SO 2 CF 3) 3, (Li(C 2 F S SO 2) 2 N), LiCF 3 SO 3, L i 2 B 12 X 12-n H a, Li 2 B ioXio. n H n,, LiAlF 4, LiBF 4, Li(FS O 2) 2 N, Li 2 SO 4, LiAlO 2 LiSCN, LiBr, Li I, LiAsF 6, LiB(Ph) 4, LiSO 3 CH 3, Li 2 S x, Li 2 Se x, (LiS x R) y, or (LiSe x R) y; wherein: X is a halogen; n is an integer from 0 to 12; n' is an integer from 0 to 10; x" is an integer from 1 to 20; y is an integer from 1 to 3; and R is H, alkyl, alkenyl, aryl, ether, F, CF 3, COCF 3, S O 2 CF 3,or S O 2 F.
The battery of Claim 10 having a capacity of greater than 600 mAh/g.
The battery of Claim 10, wherein the anodic material comprises a Li metal, Fe 3 O 4, Mg, Na, a sodium alloy, Si, Si-C, M g 2 Si, Si O, a silicon alloy (such as SiCu or SiMo), Sn, SnO, Sb, an antimony alloy, a tin carbon, a composite tin alloy, Li 4 Ti 5 O 2, a transition metal oxide, or a lithium metal nitride. -6- 4830-5807-0577 1
A lithium-air battery comprising: -4- 4830-5807-0577 1 Atty. Dkt. No. 051583-0578 a cathode comprising a porous graphene nanocage that is metal catalyst free; an anode; a lithium salt; and an electrolyte. withdrawn
The battery of Claim 14, wherein the electrolyte comprises ethylene carbonate, dimethylcarbonate, diethylcarbonate, propylene carbonate, dioloxane, y- butyrolactone, 6-butyrolactone, dimethyl ether, a silane, siloxane N-methyl acetamide, acetonitrile, an acetal, a ketal, esters, a carbonates, a sulfone, a sulfite, sulfolane, an aliphatic ether, a cyclic ether, a glyme, a polyether, a phosphate ester, a siloxane, a N- alkylpyrrolidone, fluoro ether and fluoro esters, fluoroethylene carbonate, or adiponitrile. withdrawn
The battery of Claim 14, wherein the lithium salt comprises of LiPF 6, LiC l O 4, Li [B(C 2 0 4) 2], L i [BF 2 (C 2 0 4)], L i [PF 4 (C 2 0 4)], L i (CF 3 SO 2) 2 N, LiC(S O 2 CF 3) 3, (Li(C 2 F S SO 2) 2 N), LiCF 3 SO 3, Li 2 B 12 X 12-n H n, Li 2 B ioXio. n1 H n,, LiAlF 4, LiBF 4, Li(FS O 2) 2 N, Li 2 SO 4, LiA lO 2 LiSCN, LiBr, Li I, LiAsF 6, LiB(Ph) 4, LiSO 3 CH 3, Li 2 S x, Li 2 Se x", (Li Sx-R)y, or (Li Se x "R)y; wherein: X is a halogen; n is an integer from 0 to 12; n' is an integer from 0 to 10; x" is an integer from 1 to 20; y is an integer from 1 to 3; and R is H, alkyl, alkenyl, aryl, ether, F, CF 3, COCF 3, S O 2 CF 3,or S O 2 F. withdrawn
The battery of Claim 14, wherein the capacity of the battery is greater than 600 mAh/g. withdrawn
The battery of Claim 14, wherein Li 2 O, Li 2 0 2, or a mixture thereof are entrapped within the porous graphene nanocage upon discharge of the battery. -5- 4830-5807-0577 1 Atty. Dkt. No. 051583-0578 withdrawn
Layer stacks claimed or described, ordered top of device to substrate.
lithium-sulfur battery
lithium-air battery
Materials described outside the worked examples.
porous graphene nanocage
sulfur material
sulfur
S
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1O B. As can be appreciated, the Li- air battery displays a low charge potential that gives rise to high electrical ef fi ciency and repeated cycling. …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
battery capacity (claimed minimum) | 600 mAh/g | — |
Thickness | 10–30 nm |
Related documents with shared materials, methods, properties, or citations.
lithium sulfide
Li₂S
lithium disulfide
Li₂S₂
sodium sulfide
Na₂S
sodium disulfide
Na₂S₂
lithium polysulfide
Li₂Sn
sodium polysulfide
Na₂Sn
lithium oxide
Li₂O
lithium peroxide
Li₂O₂
FIG. 1O B. As can be appreciated, the Li- air battery displays a low charge potential that gives rise to high electrical ef fi ciency and repeated cycling. …
FIG. 8 is a graph of the voltage pro fi le during repeated discharge-charge cycles of a Li-S cell containing the porous graphene nanocage as the cathode …
FIG. 9 is graph illustrating the rate capability up to 1 C of a Li-S cell containing a porous graphene nanocage as the cathode material, according to the …
FIG. 10A; the cycle performance of the Li-air cell is shown in
| — |
Voltage | 1.6–2.6 V | — |
Voltage | 2–4.5 V | — |
Thickness | 1–200 nm | — |
Thickness | 1–100 nm | — |
Thickness | 1–50 nm | — |
Thickness | 1–40 nm | — |
Thickness | 1–30 nm | — |
Thickness | 2–50 nm | — |
Thickness | 2–40 nm | — |
Thickness | 2–30 nm | — |
Thickness | 5–50 nm | — |
Thickness | 5–40 nm | — |
Thickness | 5–30 nm | — |
Thickness | 10–40 nm | — |
Thickness | 0.5–100 nm | — |
Thickness | 0.5–50 nm | — |
Thickness | 0.5–10 nm | — |
Thickness | 10–50 nm | — |
Thickness | 0.5–2 nm | — |
Thickness | 1–2 nm | — |
Thickness | 50–578 nm | — |
Temperature | ≥ 1 °C | — |
Temperature | ≥ 200 °C | — |
lithium sulfide
Li₂S
lithium disulfide
Li₂S₂
sodium sulfide
Na₂S
sodium disulfide
Na₂S₂
lithium polysulfide
Li₂Sn
sodium polysulfide
Na₂Sn
lithium oxide
Li₂O
lithium peroxide
Li₂O₂
FIG. 1O B. As can be appreciated, the Li- air battery displays a low charge potential that gives rise to high electrical ef fi ciency and repeated cycling. …
FIG. 8 is a graph of the voltage pro fi le during repeated discharge-charge cycles of a Li-S cell containing the porous graphene nanocage as the cathode …
FIG. 9 is graph illustrating the rate capability up to 1 C of a Li-S cell containing a porous graphene nanocage as the cathode material, according to the …
FIG. 10A; the cycle performance of the Li-air cell is shown in
| — |
Voltage | 1.6–2.6 V | — |
Voltage | 2–4.5 V | — |
Thickness | 1–200 nm | — |
Thickness | 1–100 nm | — |
Thickness | 1–50 nm | — |
Thickness | 1–40 nm | — |
Thickness | 1–30 nm | — |
Thickness | 2–50 nm | — |
Thickness | 2–40 nm | — |
Thickness | 2–30 nm | — |
Thickness | 5–50 nm | — |
Thickness | 5–40 nm | — |
Thickness | 5–30 nm | — |
Thickness | 10–40 nm | — |
Thickness | 0.5–100 nm | — |
Thickness | 0.5–50 nm | — |
Thickness | 0.5–10 nm | — |
Thickness | 10–50 nm | — |
Thickness | 0.5–2 nm | — |
Thickness | 1–2 nm | — |
Thickness | 50–578 nm | — |
Temperature | ≥ 1 °C | — |
Temperature | ≥ 200 °C | — |
lithium sulfide
Li₂S
lithium disulfide
Li₂S₂
sodium sulfide
Na₂S
sodium disulfide
Na₂S₂
lithium polysulfide
Li₂Sn
sodium polysulfide
Na₂Sn
lithium oxide
Li₂O
lithium peroxide
Li₂O₂
FIG. 1O B. As can be appreciated, the Li- air battery displays a low charge potential that gives rise to high electrical ef fi ciency and repeated cycling. …
FIG. 8 is a graph of the voltage pro fi le during repeated discharge-charge cycles of a Li-S cell containing the porous graphene nanocage as the cathode …
FIG. 9 is graph illustrating the rate capability up to 1 C of a Li-S cell containing a porous graphene nanocage as the cathode material, according to the …
FIG. 10A; the cycle performance of the Li-air cell is shown in
| — |
Voltage | 1.6–2.6 V | — |
Voltage | 2–4.5 V | — |
Thickness | 1–200 nm | — |
Thickness | 1–100 nm | — |
Thickness | 1–50 nm | — |
Thickness | 1–40 nm | — |
Thickness | 1–30 nm | — |
Thickness | 2–50 nm | — |
Thickness | 2–40 nm | — |
Thickness | 2–30 nm | — |
Thickness | 5–50 nm | — |
Thickness | 5–40 nm | — |
Thickness | 5–30 nm | — |
Thickness | 10–40 nm | — |
Thickness | 0.5–100 nm | — |
Thickness | 0.5–50 nm | — |
Thickness | 0.5–10 nm | — |
Thickness | 10–50 nm | — |
Thickness | 0.5–2 nm | — |
Thickness | 1–2 nm | — |
Thickness | 50–578 nm | — |
Temperature | ≥ 1 °C | — |
Temperature | ≥ 200 °C | — |
lithium sulfide
Li₂S
lithium disulfide
Li₂S₂
sodium sulfide
Na₂S
sodium disulfide
Na₂S₂
lithium polysulfide
Li₂Sn
sodium polysulfide
Na₂Sn
lithium oxide
Li₂O
lithium peroxide
Li₂O₂
FIG. 1O B. As can be appreciated, the Li- air battery displays a low charge potential that gives rise to high electrical ef fi ciency and repeated cycling. …
FIG. 8 is a graph of the voltage pro fi le during repeated discharge-charge cycles of a Li-S cell containing the porous graphene nanocage as the cathode …
FIG. 9 is graph illustrating the rate capability up to 1 C of a Li-S cell containing a porous graphene nanocage as the cathode material, according to the …
FIG. 10A; the cycle performance of the Li-air cell is shown in
| — |
Voltage | 1.6–2.6 V | — |
Voltage | 2–4.5 V | — |
Thickness | 1–200 nm | — |
Thickness | 1–100 nm | — |
Thickness | 1–50 nm | — |
Thickness | 1–40 nm | — |
Thickness | 1–30 nm | — |
Thickness | 2–50 nm | — |
Thickness | 2–40 nm | — |
Thickness | 2–30 nm | — |
Thickness | 5–50 nm | — |
Thickness | 5–40 nm | — |
Thickness | 5–30 nm | — |
Thickness | 10–40 nm | — |
Thickness | 0.5–100 nm | — |
Thickness | 0.5–50 nm | — |
Thickness | 0.5–10 nm | — |
Thickness | 10–50 nm | — |
Thickness | 0.5–2 nm | — |
Thickness | 1–2 nm | — |
Thickness | 50–578 nm | — |
Temperature | ≥ 1 °C | — |
Temperature | ≥ 200 °C | — |