Lithium Secondary Battery and Manufacturing Method for the Same

US2024097130A1 · US · A1

Patent metadata
FieldValue
Publication numberUS-2024097130-A1
Application numberUS-202118256611-A
CountryUS
Kind codeA1
Filing dateJan 12, 2021
Priority dateJan 12, 2021
Publication dateMar 21, 2024
Grant date

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  1. Title

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  2. Abstract

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  5. First independent claim

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Abstract

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A lithium secondary battery includes: a positive electrode film formed on a transparent substrate having flexible electron conductivity and containing a substance capable of performing a redox reaction with lithium ions; a transparent electrolyte having lithium ion conductivity; and a negative electrode film formed on a transparent substrate having flexible electron conductivity and containing an organic radical species capable of performing a redox reaction with lithium ions.

First claim

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1 . A lithium secondary battery comprising: a positive electrode film formed on a transparent substrate having flexible electron conductivity and containing a substance capable of performing a redox reaction with lithium ions; a transparent electrolyte having lithium ion conductivity; and a negative electrode film formed on a transparent substrate having flexible electron conductivity and containing an organic radical species capable of performing a redox reaction with lithium ions. 2 . The lithium secondary battery according to claim 1 , wherein the organic radical species of the negative electrode film contains at least one selected from the group consisting of anthraquinone and phthalimide. 3 . The lithium secondary battery according to claim 1 , wherein in a case where a lithium source is contained in the negative electrode film, the substance of the positive electrode film contains at least one organic radical species selected from the group consisting of 2,2,6,6-tetramethylpiperidine 1-oxyl (TEMPO) and a 2,2,6,6-tetramethylpiperidine 1-oxyl (TEMPO) derivative. 4 . A method for manufacturing a lithium secondary battery, comprising: a step of forming a positive electrode film formed on a transparent substrate having flexible electron conductivity and containing a substance capable of performing a redox reaction with lithium ions; a step of forming a negative electrode film formed on a transparent substrate having flexible electron conductivity and containing an organic radical species capable of performing a redox reaction with lithium ions; and a step of forming a transparent electrolyte film having lithium ion conductivity. 5 . The method for manufacturing a lithium secondary battery according to claim 4 , further comprising: a step of charging a battery cell using the positive electrode film, the electrolyte, and the negative electrode film to add a lithium source of the substance to the negative electrode film; and a step of replacing the positive electrode film of the battery cell with another positive electrode film containing at least one organic radical species selected from the group consisting of 2,2,6,6-tetramethylpiperidine 1-oxyl (TEMPO) and a 2,2,6,6-tetramethylpiperidine 1-oxyl (TEMPO) derivative. 6 . The lithium secondary battery according to claim 2 , wherein in a case where a lithium source is contained in the negative electrode film, the substance of the positive electrode film contains at least one organic radical species selected from the group consisting of 2,2,6,6-tetramethylpiperidine 1-oxyl (TEMPO) and a 2,2,6,6-tetramethylpiperidine 1-oxyl (TEMPO) derivative.

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Classifications

  • H01M4/60Primary

    of organic compounds · CPC title

  • by coating on an electrolyte layer · CPC title

  • Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof · CPC title

  • Processes of manufacture · CPC title

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

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What does patent US2024097130A1 cover?
A lithium secondary battery includes: a positive electrode film formed on a transparent substrate having flexible electron conductivity and containing a substance capable of performing a redox reaction with lithium ions; a transparent electrolyte having lithium ion conductivity; and a negative electrode film formed on a transparent substrate having flexible electron conductivity and containing …
Who is the assignee on this patent?
Nippon Telegraph & Telephone
What technology area does this patent fall under?
Primary CPC classification H01M4/60. Mapped technology areas include Electricity.
When was this patent published?
Publication date Thu Mar 21 2024 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 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).