Lithium argyrodite

Details Lithium argyrodite Lithium argyrodite

2008-10-07

2011-12-13

Vanoy, Timothy (Department: 1734)

Chemistry of inorganic compounds

Selenium or tellurium or compound thereof

C423S511000, C423S179000, C423S179500, C429S322000, C429S323000

Reexamination Certificate

active

08075865

ABSTRACT:
The invention relates to lithium argyrodite of the general formula (I): Li+(12-n-x)Bn+X2−6-xY−x(I), where Bn+is selected from the group consisting of P, As, Ge, Ga, Sb, Si, Sn, Al, In, Ti, V, Nb, and Ta; X2−is selected from the group consisting of S, Se, and Te; Y−is selected from the group consisting of Cl, Br, I, F, CN, OCN, SCN, and N3; 0≦x≦2, and a method for the production thereof, and the use thereof as a lithium-ion electrolyte in primary and secondary electrochemical energy storage.

REFERENCES:
patent: 2011/0081580 (2011-04-01), Stadler et al.
“New lithium ion conducting glass-ceramics . . . ” by M. Tatsumisago et al., Solid State Ionics, vols. 154-155 (2002), pp. 635-640.
“Structural Transformation of Non-Oxide Chalcogenide Glasses . . . ” by Eckert et al., Chemistry of Materials, vol. 2, No. 3 (1990), pp. 273-279.
“Li6PS5X: A Class of Crystalline Li-Rich Solids With an Unuassually High Li+ Mobility” by Deiseroth et al., Angew. Chem. Int. Ed., vol. 47, (2008), pp. 755-758.
The English abstract of “Crystalline Halide Substituted Li-Argyrodites as Solid Electrolytes for Lithium Secondary Batteries”, ECS Transactions, vol. 25, Issue 36, Oct. 4-9, 2009, 216th ECS Meeting Vienna Austria, poster session.
Tatsumisago, M., et al., “New Lithium Ion Conducting Glass-Ceramics Prepared from Mechanochemical L12S-P2S5 Glasses”, Solid State Ionics, North Holland Pub. Company, Amsterdam, NL, BD. 154-155, Dec. 2, 2005.
Kong, S.T, et al., “Synthesis and Characterization of Lithium Argyrodite, L17PS6”, Zeitschrift Fur Anorganische und Allgemeine Chemie, Bd, 632, Nr. 12-13, Aug. 23, 2006.
Eckert, H., et al., “Structural transformation of non-oxide chalcogenide glasses”, Chemistry of Materials, Bd., 2, Nr. 3, May 1990, Seiten 273-279.
Francisco, R.H.P., et al., “A study of the System Li-P-Se”, Journal of Solid State Chemistry, Bd. 107, Nr. 2, Dec. 1993, Seiten 452-459.
Deiseroth H-J, et al., “Li6PS5X: A Class of Crystalline Li-rich Solids with an Unusually High Li <+> Mobility”, Bd. 47, Nr. 4, Jan. 11, 2008, Seiten 755-758.
Reiner, Christof, et al., “Quiaternary Lithium Sleno Halide Argyrodites”, Zeitschrift Fur Anorganische Und Allgemeine Chemie, Bd. 634, Nr. 11, Aug. 28, 2008, Seite 2041.

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