IP Library › Granted Patent US 12,401,056
Granted Patent B2
US 12,401,056 · App. 16/576,570 · Granted Aug 26, 2025

Lithium oxide argyrodites

Inventor: Benjamin Rupert (Berkeley, CA)
Assignee: Blue Current, Inc.
H01M10/0562C01D15/02C01D15/04H01M4/131H01M4/62H01M2300/0068H01M2300/0071
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Quick Facts
Patent No.
US 12,401,056
App. No.
16/576,570
Granted
Aug 26, 2025
Kind
B2
Abstract

Lithium oxide argyrodites having the formula Li (6−y) PS 4 O (1−y) X (1+y) where X is a halide anion and y is a number between 0 and 0.8, inclusive, are provided herein. Also provided are methods of synthesizing the lithium oxide argyrodites and composites including the lithium oxide argyrodites, as well as other alkali metal oxide argyrodites and related methods and composites.

Claims (17)

1. A lithium oxide argyrodite of the general formula: Li (6−y) PS 4 O (1−y) X (1+y) wherein X is a halide and wherein y is 0.1, 0.2, 0.3, 0.4, 0.5, or 0.6.

2. The lithium oxide argyrodite of claim 1 , wherein X is Cl.

3. The lithium oxide argyrodite of claim 1 , wherein y=0.1.

4. The lithium oxide argyrodite of claim 1 , wherein y=0.2.

5. The lithium oxide argyrodite of claim 1 , wherein y=0.3.

6. The lithium oxide argyrodite of claim 1 , wherein y=0.4.

7. The lithium oxide argyrodite of claim 1 , wherein y=0.5.

8. The lithium oxide argyrodite of claim 1 , wherein y=0.6.

9. The lithium oxide argyrodite of claim 1 , wherein X is Cl.

10. A solid-state battery or fuel cell comprising a solid electrolyte layer comprising a solid electrolyte material comprising the lithium oxide argyrodite of claim 1 .

11. A lithium oxide argyrodite of the general formula: Li (6−y) PS 4 O (1−y) X (1+y) wherein X is a halide and wherein y is between 0.3 and 0.5, inclusive of the endpoints 0.3 and 0.5 of the range.

12. The lithium oxide argyrodite of claim 11 , wherein X is Cl.

13. A solid-state battery or fuel cell comprising a solid electrolyte layer comprising a solid electrolyte material comprising the lithium oxide argyrodite of claim 11 .

14. A lithium oxide argyrodite of the general formula: Li (6−y) PS 4 O (1−y) X (1+y) wherein X is a halide and wherein y is between 0.5 and 0.7, inclusive of the endpoints 0.5 and 0.7 of the range.

15. The lithium oxide argyrodite of claim 14 , wherein X is Cl.

16. The lithium oxide argyrodite of claim 14 , wherein y=0.7.

17. A solid-state battery or fuel cell comprising a solid electrolyte layer comprising a solid electrolyte material comprising the lithium oxide argyrodite of claim 14 .

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 20, 2019
From: RUPERT, BENJAMIN
To: BLUE CURRENT, INC.
Reel/Frame 051069/0335 →
Continuity (3)
Provisional Application 62744331 · Oct 11, 2018
Provisional Application 62733501 · Sep 19, 2018
Related Publication 20200087155A1 · Mar 19, 2020
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