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US 4,465,746 AGranted
Vitreous solid lithium cation conductive electrolyte
AssigneeUnion Carbide Corporation
InventorJames R. Akridge
Life of this patent
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Abstract
A solid state electrolyte for solid state cell systems comprising a vitreous lithium cation conductor of the composition SiS.sub.2, xLi.sub.2 S, yLiI where x is from 0.8 to 1.5, where y is from 0 to about 2 and wherein said composition has a conductivity of at least 0.75.times.10.sup.-4 ohm.sup.-1 cm.sup.-1 at 25.degree. C.
Claims17
A solid electrolyte comprising a vitreous lithium cation conductor of the composition:
- SiS.sub.2, xLi.sub.2 S, yLiI
- where
- x is from 0.8 to 1.5,
- y is from 0 up to about 2 and wherein said composition has a conductivity of at least 0.75.times.10.sup.-4 ohm.sup.-1 cm.sup.-1 at 25.degree. C.
1 more element
A solid state cell comprising an anode, a cathode and a vitreous lithium cation electrolyte of the composition:
- SiS.sub.2, xLi.sub.2 S, yLiI
- where
- x is from 0.8 to 1.5,
- y is from 0 up to about 2 and wherein said solid electrolyte has a conductivity of at least 0.75.times.10.sup.-4 ohm.sup.-1 cm.sup.-1 at 25.degree. C.
1 more element
Dependencies are inferred from the claim text.