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Polymer nickel cobalt manganese vanadium lithium power battery and preparation method thereof

A nickel-cobalt-manganese-vanadium-lithium, power battery technology, applied in the manufacture of electrolyte batteries, secondary batteries, battery electrodes, etc., can solve problems such as poor low temperature performance and low battery energy density

Inactive Publication Date: 2012-07-25
深圳市中星动力电池技术有限公司 +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Lithium iron phosphate has a stable structure, good safety, and long battery cycle life, but the battery has low energy density and poor low-temperature performance

Method used

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Examples

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Comparison scheme
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Embodiment Construction

[0033] The present invention will be described in further detail below through specific examples.

[0034] A polymer nickel-cobalt-manganese-vanadium lithium power battery described in this embodiment includes a positive electrode, a negative electrode, a diaphragm, a polymer gel electrolyte, and a battery case, and the battery case is made of an aluminum-plastic film; the positive electrode includes The positive electrode active material, binder, conductive agent and positive electrode current collector; the positive electrode active material is made of nickel cobalt manganese vanadium lithium material; the negative electrode includes negative electrode material, conductive agent, thickener, binder and negative electrode current collector; the battery structure is made into Laminated structure. The polymer nickel cobalt manganese vanadium lithium power battery cell is composed of positive electrode, negative electrode and separator.

[0035] The positive electrode is made of n...

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Abstract

The invention discloses a polymer nickel cobalt manganese vanadium lithium power battery and a preparation method thereof. The polymer nickel cobalt manganese lithium vanadium power battery comprises a positive electrode, a negative electrode, a diaphragm, polymer gel electrolyte and a battery shell, wherein the positive electrode consists of a positive electrode active matter, an adhesive, a conducting agent and a positive electrode current collector, and nickel cobalt manganese vanadium lithium is adopted as the positive electrode active matter. The polymer nickel cobalt manganese vanadium lithium power battery disclosed by the invention has excellent electrochemical performance and can be better applied to electric bicycles, motorbikes, energy storage power stations and electric automobiles.

Description

technical field [0001] The invention relates to a battery and a preparation method thereof, in particular to a polymer nickel-cobalt-manganese-vanadium lithium power battery and a preparation method thereof. Background technique [0002] With the deepening of the global energy crisis, the depletion of oil resources, the increasing risk of air pollution and global temperature rise, the harmonious development of the environment and human society has increasingly become the focus of social attention. The global energy problem has attracted great attention from all countries in the world, and for this reason, the development and research of new energy storage batteries, new materials and other new energy sources have been launched. The new energy industry is one of the high-tech industries in the 21st century. The battery industry is an important part of the new energy industry and has become a hot spot in global economic development. The batteries currently used by people are m...

Claims

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Application Information

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IPC IPC(8): H01M10/0525H01M4/505H01M10/0565H01M4/525H01M10/058
CPCY02E60/122Y02T10/7011Y02E60/10Y02P70/50
Inventor 万文安吕敬双阮建红
Owner 深圳市中星动力电池技术有限公司
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