Lithium secondary battery
US-2015270577-A1 · Sep 24, 2015 · US
High energy cathodes for lithium ion batteries
US10651470B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-10651470-B2 |
| Application number | US-201715819653-A |
| Country | US |
| Kind code | B2 |
| Filing date | Nov 21, 2017 |
| Priority date | Nov 22, 2016 |
| Publication date | May 12, 2020 |
| Grant date | May 12, 2020 |
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Abstract
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An electrode formed from a material represented by Li1-xMxCo1-yM′yO2-d where 0<x≤0.2, 0≤y<1, and 0<d≤0.2. M and M′ each independently comprises a metal selected from the group consisting of transition metals, Group I elements, and Group II elements.
First claim
Opening claim text (preview).
What is claimed is: 1. An electrode, comprising: a material represented by Li 1-x M x Co 1-y M′ y O 2-d where 0<x≤0.2, 0≤y<1, and 0<d≤0.2; wherein M and M′ each independently comprises a metal selected from the group consisting of transition metals, Group I elements, and Group II elements and wherein M is present in a lithium site of the material. 2. The electrode of claim 1 , wherein M is magnesium. 3. The electrode of claim 1 , wherein M is zirconium. 4. The electrode of claim 1 , wherein M is niobium. 5. The electrode of claim 1 , wherein M is sodium. 6. The electrode of claim 1 , wherein 0<x≤0.01. 7. The electrode of claim 1 , wherein 0.01<x≤0.02. 8. The electrode of claim 1 , wherein 0.02<x≤0.03. 9. The electrode of claim 1 , wherein 0.03<x≤0.04. 10. The electrode of claim 1 , wherein 0.04<x≤0.05. 11. The electrode of claim 1 , wherein 0.05<x≤0.06. 12. The electrode of claim 1 , wherein y=0. 13. The electrode of claim 1 , wherein the material comprises Li 0.95 Zr 0.05 CoO 2 . 14. The electrode of claim 1 , wherein the material comprises Li 0.99 Mg 0.01 CoO 2 . 15. The electrode of claim 1 , wherein M′ is a transition metal. 16. The electrode of claim 1 , wherein 0<y≤0.01. 17. The electrode of claim 1 , wherein 0.01<y≤0.02. 18. The electrode of claim 1 , wherein 0.02<y≤0.03. 19. The electrode of claim 1 , wherein 0.03<y≤0.04. 20. The electrode of claim 1 , wherein 0.04<y≤0.05. 21. The electrode of claim 1 , wherein 0.05<y≤0.06.
Assignees
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Classifications
containing alkaline earth metals, e.g. SrCoO3 · CPC title
Solid solutions · CPC title
containing alkali metals, e.g. LiCoO2 · CPC title
- H01M4/525Primary
of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy · CPC title
containing elements as dopants · CPC title
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- What does patent US10651470B2 cover?
- An electrode formed from a material represented by Li1-xMxCo1-yM′yO2-d where 0<x≤0.2, 0≤y<1, and 0<d≤0.2. M and M′ each independently comprises a metal selected from the group consisting of transition metals, Group I elements, and Group II elements.
- Who is the assignee on this patent?
- Wildcat discovery technologies inc
- What technology area does this patent fall under?
- Primary CPC classification H01M4/525. Mapped technology areas include Electricity.
- When was this patent published?
- Publication date Tue May 12 2020 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 1 related publication on this page (citations in our corpus or others sharing the same primary CPC).