18480078. SILICON COMPOSITE CLUSTER AND CARBON COMPOSITE THEREOF, AND ELECTRODE, LITHIUM BATTERY, AND ELECTRONIC DEVICE EACH INCLUDING THE SAME simplified abstract (SAMSUNG ELECTRONICS CO., LTD.)

SILICON COMPOSITE CLUSTER AND CARBON COMPOSITE THEREOF, AND ELECTRODE, LITHIUM BATTERY, AND ELECTRONIC DEVICE EACH INCLUDING THE SAME

Organization Name

SAMSUNG ELECTRONICS CO., LTD.

Inventor(s)

Inhyuk Son of Yongin-si (KR)

Mijong Kim of Suwon-si (KR)

Jumyeung Lee of Suwon-si (KR)

Minwoo Lim of Hwaseong-si (KR)

Junghyun Choi of Yongin-si (KR)

Sungsoo Han of Hwaseong-si (KR)

SILICON COMPOSITE CLUSTER AND CARBON COMPOSITE THEREOF, AND ELECTRODE, LITHIUM BATTERY, AND ELECTRONIC DEVICE EACH INCLUDING THE SAME - A simplified explanation of the abstract

This abstract first appeared for US patent application 18480078 titled 'SILICON COMPOSITE CLUSTER AND CARBON COMPOSITE THEREOF, AND ELECTRODE, LITHIUM BATTERY, AND ELECTRONIC DEVICE EACH INCLUDING THE SAME

Simplified Explanation

The abstract describes a porous silicon composite that consists of a porous core and a surrounding shell. The porous core contains secondary particles made up of silicon composite primary particles, which include silicon, silicon suboxide on the surface of the silicon, and a first graphene layer on the surface of the silicon suboxide. The shell includes a second graphene layer, and either the first or second graphene layer contains nitrogen, phosphorus, or sulfur.

• The patent application describes a porous silicon composite with a unique structure, including a core and a shell.
• The core is made up of secondary particles that consist of silicon composite primary particles.
• Each primary particle contains silicon, silicon suboxide, and a first graphene layer.
• The shell surrounds the core and contains a second graphene layer.
• Either the first or second graphene layer includes nitrogen, phosphorus, or sulfur.

Potential Applications:

• Energy storage devices, such as lithium-ion batteries, where the porous structure can enhance the electrode's performance.
• Catalyst supports, as the porous silicon composite can provide a large surface area for catalytic reactions.
• Drug delivery systems, as the porous structure can be utilized to encapsulate and release drugs.

Problems Solved:

• The porous silicon composite addresses the need for materials with high surface area and porosity, which are desirable for various applications.
• The inclusion of graphene layers improves the stability and conductivity of the composite.

Benefits:

• The porous structure provides a large surface area, allowing for increased interaction with other substances.
• The graphene layers enhance the stability and conductivity of the composite, improving its performance in different applications.
• The ability to incorporate nitrogen, phosphorus, or sulfur into the graphene layers expands the potential applications of the composite.

Original Abstract Submitted

A porous silicon composite includes: a porous core including a porous silicon composite secondary particle; and a shell disposed on a surface of the porous core and surrounding the porous core, wherein the porous silicon composite secondary particle includes an aggregate of silicon composite primary particles, each including silicon, a silicon suboxide on a surface of the silicon, and a first graphene on a surface of the silicon suboxide, wherein the shell include a second graphene, and at least one of the first graphene and the second graphene includes at least one element selected from nitrogen, phosphorus, and sulfur.