View source for 18363746. LITHIUM SECONDARY BATTERY, SECONDARY BATTERY MODULE, AND SECONDARY BATTERY PACK simplified abstract (SK On Co., Ltd.)

=LITHIUM SECONDARY BATTERY, SECONDARY BATTERY MODULE, AND SECONDARY BATTERY PACK=


==Organization Name==

[[:Category:SK On Co., Ltd.|SK On Co., Ltd.]]


[[Category:SK On Co., Ltd.]]

==Inventor(s)==

[[:Category:Jun Hee Han of Daejeon (KR)|Jun Hee Han of Daejeon (KR)]][[Category:Jun Hee Han of Daejeon (KR)]]

[[:Category:Moon Sung Kim of Daejeon (KR)|Moon Sung Kim of Daejeon (KR)]][[Category:Moon Sung Kim of Daejeon (KR)]]

[[:Category:Hyo Mi Kim of Daejeon (KR)|Hyo Mi Kim of Daejeon (KR)]][[Category:Hyo Mi Kim of Daejeon (KR)]]

[[:Category:Sang Baek Ryu of Daejeon (KR)|Sang Baek Ryu of Daejeon (KR)]][[Category:Sang Baek Ryu of Daejeon (KR)]]

[[:Category:Da Hye Park of Daejeon (KR)|Da Hye Park of Daejeon (KR)]][[Category:Da Hye Park of Daejeon (KR)]]

[[:Category:Sang In Bang of Daejeon (KR)|Sang In Bang of Daejeon (KR)]][[Category:Sang In Bang of Daejeon (KR)]]

[[:Category:Seung Hyun Yook of Daejeon (KR)|Seung Hyun Yook of Daejeon (KR)]][[Category:Seung Hyun Yook of Daejeon (KR)]]

[[:Category:Hwan Ho Jang of Daejeon (KR)|Hwan Ho Jang of Daejeon (KR)]][[Category:Hwan Ho Jang of Daejeon (KR)]]

[[:Category:Da Bin Chung of Daejeon (KR)|Da Bin Chung of Daejeon (KR)]][[Category:Da Bin Chung of Daejeon (KR)]]

==LITHIUM SECONDARY BATTERY, SECONDARY BATTERY MODULE, AND SECONDARY BATTERY PACK - A simplified explanation of the abstract==


This abstract first appeared for US patent application 18363746 titled 'LITHIUM SECONDARY BATTERY, SECONDARY BATTERY MODULE, AND SECONDARY BATTERY PACK

==Simplified Explanation==

The patent application describes a lithium secondary battery with specific layers in the anode mixture, including different weight ratios of silicon-based active material in each layer.

* The first unit cell includes a first anode with a 1-1 anode mixture layer and a 1-2 anode mixture layer on top.
* The second unit cell includes a second anode with a 2-1 anode mixture layer and a 2-2 anode mixture layer on top.
* The weight ratio of silicon-based active material in the 1-2 anode mixture layer is higher than in the 1-1 layer.
* The weight ratio of silicon-based active material in the 2-2 anode mixture layer is equal to or lower than in the 2-1 layer.

== Potential Applications ==
This technology could be applied in electric vehicles, portable electronic devices, and energy storage systems.

== Problems Solved ==
This innovation addresses the issue of improving the performance and efficiency of lithium secondary batteries by optimizing the composition of the anode mixture layers.

== Benefits ==
The benefits of this technology include enhanced battery performance, increased energy density, and longer cycle life.

== Potential Commercial Applications ==
The commercial applications of this technology could include battery manufacturing companies, electric vehicle manufacturers, and consumer electronics companies.

== Possible Prior Art ==
One possible prior art could be research on silicon-based anode materials in lithium batteries and their impact on battery performance.

== Unanswered Questions ==
=== How does the weight ratio of silicon-based active material affect the overall performance of the lithium secondary battery? ===
The weight ratio of silicon-based active material in different anode mixture layers is crucial for optimizing battery performance, but the specific impact of these ratios on overall battery performance needs further clarification.

=== What are the potential challenges in scaling up the production of lithium secondary batteries with these specific anode mixture layers? ===
While the technology shows promise in improving battery performance, there may be challenges in scaling up production to meet commercial demands, such as cost-effectiveness and manufacturing consistency.


==Original Abstract Submitted==

The technology and implementations disclosed in this patent document generally relate to a lithium secondary battery including: a first unit cell including a first anode including a 1-1 anode mixture layer and a 1-2 anode mixture layer on the 1-1 anode mixture layer, and a second unit cell including a second anode including a 2-1 anode mixture layer and a 2-2 anode mixture layer on the 2-1 anode mixture layer, wherein a weight ratio of the silicon-based active material in the 1-2 anode mixture layer is greater than a weight ratio of the silicon-based active material in the 1-1 anode mixture layer, and a weight ratio of the silicon-based active material in the 2-2 anode mixture layer is less than or equal to a weight ratio of the silicon-based active material in the 2-1 anode mixture layer.



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