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Lithium ion energy storage element and manufacturing method thereof

A technology of energy storage elements and manufacturing methods, which is applied in the manufacture of final products, sustainable manufacturing/processing, and manufacture of electrolyte batteries, etc. Effect

Inactive Publication Date: 2016-06-08
AMITA TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, due to the fact that it does not contain lithium ions, it must be matched with lithium metal. It is only suitable for half-cell testing and cannot be used in full batteries, which limits the selectivity of positive electrode materials.

Method used

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  • Lithium ion energy storage element and manufacturing method thereof
  • Lithium ion energy storage element and manufacturing method thereof
  • Lithium ion energy storage element and manufacturing method thereof

Examples

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Embodiment Construction

[0058] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, so that those skilled in the art can better understand the present invention and implement it, but the examples given are not intended to limit the present invention.

[0059] figure 1 A unit cell structure of a lithium ion energy storage device according to an embodiment of the present invention is shown. The lithium ion energy storage device of this embodiment includes a plurality of unit cell structures 100 , and each unit cell structure 100 includes a porous separator 104 sandwiched between the positive electrode 106 and the negative electrode 108 . The porous separator 104 is coated with an adhesive 105 to increase the connectivity between the components of the battery structure 100 . The positive electrode 106 includes a first collector sheet 110 and a positive active material 114 on the first collector sheet 110 , and the negative electro...

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Abstract

The present invention provides a lithium ion energy storage element, which comprises: a positive electrode, wherein the positive electrode comprises a first current collection sheet and a positive electrode active material on the first current collection sheet; a negative electrode, wherein the negative electrode comprises a second current collection sheet and a negative electrode active material on the second current collection sheet, and the negative electrode active material is selected from a group comprising a carbon-containing material, a Si alloy and a Sn alloy; and an electrolyte, wherein the positive electrode active material comprises a lithium ion provider and a positive electrode frame active material, and the lithium ion provider is lithium peroxide, lithium oxide, or a mixture of lithium peroxide and lithium oxide. The present invention further relates to a manufacturing method of the lithium ion energy storage element.

Description

technical field [0001] The invention relates to a lithium ion energy storage element, in particular to a lithium ion energy storage element whose anode active material includes a lithium ion provider and an anode frame active material. Background technique [0002] Among numerous energy storage technologies, lithium-ion batteries are considered to be the next generation of high-efficiency portable chemical power sources due to their high energy density, long cycle life, light weight, and non-pollution. At present, it has been widely used in digital cameras, smart phones, notebook computers and so on. With the further improvement of the energy density of lithium-ion batteries, its application fields have expanded. With the increasing demand for high-capacity, long-life batteries for mobile electronic devices, people have put forward higher requirements for the performance of lithium-ion batteries. [0003] Lithium-ion batteries generally include a negative electrode, an ele...

Claims

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Application Information

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IPC IPC(8): H01M10/058
CPCY02P70/50
Inventor 程敬义黄炳照王炫富苏威年郭昭延
Owner AMITA TECH
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