Panasonic intellectual property management co., ltd. (20240128462). COATED POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE MATERIAL, AND BATTERY simplified abstract

COATED POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE MATERIAL, AND BATTERY

Organization Name

panasonic intellectual property management co., ltd.

Inventor(s)

TAKUJI Tsujita of Osaka (JP)

TAKANORI Omae of Osaka (JP)

YUI Masumoto of Osaka (JP)

COATED POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE MATERIAL, AND BATTERY - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240128462 titled 'COATED POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE MATERIAL, AND BATTERY

Simplified Explanation

The coated positive electrode active material in this patent application includes a positive electrode active material covered with a coating material containing a phosphoric acid ester, which consists of an alkyl group, an alkenyl group, or an alkynyl group. This material is used in a positive electrode material along with a first solid electrolyte material containing Li, M, and X, where M is a metal or metalloid element other than Li, and X is an element selected from F, Cl, Br, and I.

• The coated positive electrode active material includes a phosphoric acid ester coating.
• The positive electrode material contains the coated positive electrode active material and a first solid electrolyte material with specific elements.
• The invention aims to improve the performance and stability of lithium-ion batteries.

Potential Applications

The technology described in this patent application could be applied in:

• Lithium-ion batteries
• Energy storage systems
• Electric vehicles

Problems Solved

This technology addresses the following issues:

• Enhancing the performance of lithium-ion batteries
• Improving the stability and safety of battery systems

Benefits

The benefits of this technology include:

• Increased energy density in batteries
• Extended battery cycle life
• Enhanced safety features in battery systems

Potential Commercial Applications

The potential commercial applications of this technology could be seen in:

• Battery manufacturing industry
• Electric vehicle market
• Renewable energy storage sector

Possible Prior Art

One possible prior art related to this technology is the use of phosphoric acid esters in battery materials for improved performance and stability.

Unanswered Questions

How does the phosphoric acid ester coating specifically enhance the performance of the positive electrode active material in lithium-ion batteries?

The specific mechanisms by which the phosphoric acid ester coating improves the performance of the positive electrode active material could be further elaborated upon in future research.

Are there any potential drawbacks or limitations to using phosphoric acid esters in battery materials?

Exploring any potential drawbacks or limitations of using phosphoric acid esters in battery materials could provide a more comprehensive understanding of the technology's overall impact and applicability.

Original Abstract Submitted

a coated positive electrode active material includes a positive electrode active material and a coating material that covers at least a part of a surface of the positive electrode active material. the coating material includes a phosphoric acid ester. the phosphoric acid ester includes at least one selected from the group consisting of an alkyl group, an alkenyl group, and an alkynyl group. a positive electrode material includes the coated positive electrode active material and a first solid electrolyte material. the first solid electrolyte material includes li, m, and x. m is at least one selected from the group consisting of metal elements and metalloid elements other than li. x is at least one selected from the group consisting of f, cl, br, and i.