Lithium Secondary Battery

US2021408588A1 · US · A1

Patent metadata
FieldValue
Publication numberUS-2021408588-A1
Application numberUS-201917289065-A
CountryUS
Kind codeA1
Filing dateNov 7, 2019
Priority dateNov 21, 2018
Publication dateDec 30, 2021
Grant date

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  6. CPC / IPC classifications

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

A lithium secondary battery is provided with a higher capacity and a longer life. The lithium secondary battery includes: a cathode containing a material that is capable of inserting and desorbing lithium ions; a lithium ion conductive electrolyte; and an anode containing a material that is capable of occluding and releasing lithium metal or lithium ions, wherein the electrolyte contains indigo or indigo carmine, which is an organic compound.

First claim

Opening claim text (preview).

1 . A lithium secondary battery comprising: a cathode containing a material that is capable of inserting and desorbing lithium ions; a lithium ion conductive electrolyte; and an anode containing a material that is capable of occluding and releasing lithium metal or lithium ions, wherein the electrolyte contains indigo or indigo carmine, which is an organic compound. 2 . The lithium secondary battery according to claim 1 , wherein the electrolyte contains a lithium ion conductive electrolytic solution. 3 . The lithium secondary battery according to claim 1 , wherein the electrolyte contains a lithium ion conductive gel polymer electrolyte. 4 . The lithium secondary battery according to claim 1 , wherein the electrolyte contains a lithium ion conductive solid electrolyte.

Assignees

Inventors

Classifications

  • Polymeric materials, e.g. gel-type or solid-type · CPC title

  • characterised by the additives · CPC title

  • Organic polymers · CPC title

  • Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries · CPC title

  • Organic electrolyte · CPC title

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Frequently asked questions

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What does patent US2021408588A1 cover?
A lithium secondary battery is provided with a higher capacity and a longer life. The lithium secondary battery includes: a cathode containing a material that is capable of inserting and desorbing lithium ions; a lithium ion conductive electrolyte; and an anode containing a material that is capable of occluding and releasing lithium metal or lithium ions, wherein the electrolyte contains indigo…
Who is the assignee on this patent?
Nippon Telegraph & Telephone
What technology area does this patent fall under?
Primary CPC classification H01M10/0565. Mapped technology areas include Electricity.
When was this patent published?
Publication date Thu Dec 30 2021 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). 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).