18529799. NON-AQUEOUS ELECTROLYTE RECHARGEABLE BATTERY simplified abstract (TOYOTA JIDOSHA KABUSHIKI KAISHA)

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NON-AQUEOUS ELECTROLYTE RECHARGEABLE BATTERY

Organization Name

TOYOTA JIDOSHA KABUSHIKI KAISHA

Inventor(s)

Kazutaka Yoshikawa of Hamamatsu-shi (JP)

Shotaro Deguchi of Toyota-shi (JP)

Ryotaro Sakai of Toyota-shi (JP)

NON-AQUEOUS ELECTROLYTE RECHARGEABLE BATTERY - A simplified explanation of the abstract

This abstract first appeared for US patent application 18529799 titled 'NON-AQUEOUS ELECTROLYTE RECHARGEABLE BATTERY

The non-aqueous electrolyte rechargeable battery described in the patent application consists of a positive electrode plate, a negative electrode plate, a separator, and a non-aqueous electrolyte solution. The positive electrode plate includes a current collector, a mixture layer on at least one surface of the current collector, and an insulating protective layer adjacent to the mixture layer. The insulating protective layer has an interposed portion between the mixture layer and the current collector, as well as a cavity extending between the interposed portion and the current collector.

  • The positive electrode plate of the battery has a unique structure with a cavity in the insulating protective layer.
  • The cavity is dimensioned to be 3 μm or greater in thickness and 5 to 100 μm in width, providing specific characteristics to the battery.
  • The insulating protective layer helps prevent short circuits and enhances the overall performance and safety of the battery.
  • The innovative design of the positive electrode plate contributes to the efficiency and longevity of the non-aqueous electrolyte rechargeable battery.

Potential Applications

The technology described in the patent application could be applied in various electronic devices such as smartphones, laptops, electric vehicles, and energy storage systems.

Problems Solved

This technology addresses issues related to short circuits, performance degradation, and safety concerns in non-aqueous electrolyte rechargeable batteries.

Benefits

The benefits of this technology include improved battery performance, enhanced safety features, and extended battery life, leading to a more reliable and efficient energy storage solution.

Commercial Applications

The technology has potential commercial applications in the consumer electronics industry, electric vehicle market, and renewable energy sector, offering enhanced battery solutions for various applications.

Prior Art

Readers interested in exploring prior art related to this technology can start by researching patents and publications in the field of non-aqueous electrolyte rechargeable batteries, electrode plate design, and battery safety features.

Frequently Updated Research

Stay updated on the latest research developments in non-aqueous electrolyte rechargeable batteries, electrode design, and battery technology advancements to understand the evolving landscape of energy storage solutions.

Questions about the Technology

What are the key advantages of using a non-aqueous electrolyte in rechargeable batteries?

Non-aqueous electrolytes offer higher energy density and wider operating temperature ranges compared to aqueous electrolytes, making them suitable for various applications requiring high performance.

How does the cavity in the insulating protective layer contribute to the overall performance of the battery?

The cavity helps prevent direct contact between the mixture layer and the current collector, reducing the risk of short circuits and improving the efficiency and safety of the battery.


Original Abstract Submitted

A non-aqueous electrolyte rechargeable battery includes a positive electrode plate, a negative electrode plate, a separator, and a non-aqueous electrolyte solution. The positive electrode plate includes a current collector, a mixture layer formed on part of at least one surface of the current collector, and an insulating protective layer formed on the at least one surface of the current collector. The insulating protective layer is adjacent to the mixture layer. The insulating protective layer includes an interposed portion located between the mixture layer and the current collector. The insulating protective layer further includes a cavity extending between the interposed portion and the current collector. The cavity is dimensioned to be 3 μm or greater in a thickness direction of the positive electrode plate and in a range of 5 to 100 μm, inclusive, in a widthwise direction of the positive electrode plate.