Longform — Long-form writing on the AT Protocol

ELECTROACTIVE MATERIALS FOR METAL-ION BATTERIES

The invention relates to a particulate material and processes for the preparation thereof. The particulate material consists of a plurality of composite particles. The composite particles comprise a p…

DRIVE·Jun 18·1 min read

H01M4/386 NEXEON LIMITED

NEGATIVE ACTIVE MATERIAL COMPOSITE FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, AND NEGATIVE ELECTRODE AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME

A negative active material composite includes a core and a coating layer surrounding the core. The core includes amorphous carbon and silicon nanoparticles, the coating layer includes amorphous carbon…

DRIVE·Jun 18·1 min read

H01M4/386 SAMSUNG SDI CO., LTD.

Lithium ion battery negative electrode active material

The present invention relates to a lithium ion battery negative electrode active material that includes an Si phase, an Si—Zr compound phase, an Si—X compound phase, and an Sn—Cu compound phase, X bei…

DRIVE·Jun 16·1 min read

H01M4/386 Daido Steel Co., Ltd.

Use of silicon with impurities in silicon-dominant anode cells

Systems and methods for use of silicon with impurities in silicon-dominant anode cells may include a cathode, an electrolyte, and an anode including an active material, where the anode active material…

DRIVE·Jun 16·2 min read

H01M4/386 Enevate Corporation

NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME

The present exemplary embodiments relate to a silicon-based negative electrode active material, a method of preparing the same, and a lithium secondary battery including the same. The silicon-based ne…

DRIVE·Jun 11·1 min read

H01M4/386 POSCO Holdings Inc.

NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME

Disclosed are a negative electrode for a rechargeable lithium battery, and a rechargeable lithium battery including the negative electrode. The negative electrode includes a negative electrode active …

DRIVE·Jun 11·1 min read

H01M4/386 SAMSUNG SDI CO., LTD.

Silicon-graphene-graphite composite

A process of manufacturing a silicon-graphene-graphite composite for a Silicon-based anode of a lithium-ion battery, including bringing together silicon particles with a particle size distribution Dab…

DRIVE·Jun 11·1 min read

H01M4/386 ArcelorMittal

ANODE ACTIVE MATERIAL, ANODE FOR SECONDARY BATTERY COMPRISING THE SAME, AND SECONDARY BATTERY COMPRISING THE SAME

An anode active material according to an example of the present disclosure comprises: a first active material comprising a silicon-based material; and a second active material comprising a carbon-base…

DRIVE·Jun 4·1 min read

H01M4/386 Hyundai Motor Company

Lithium Secondary Battery

A lithium secondary battery may include an electrode assembly including a positive electrode including a positive electrode active material, a negative electrode including a negative electrode active …

DRIVE·May 7·1 min read

H01M4/386 LG Energy Solution, Ltd.

SECONDARY BATTERY AND MANUFACTURING METHOD THEREFOR, AND ELECTRICAL APPARATUS

A secondary battery comprises a positive electrode plate and a negative electrode plate. The negative electrode plate comprises a negative electrode active material layer. The negative electrode activ…

DRIVE·May 7·1 min read

H01M4/386 CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

SILICON-CARBON COMPOSITE MATERIAL, METHOD FOR PREPARING SILICON-CARBON COMPOSITE MATERIAL, NEGATIVE ELECTRODE PLATE, AND ELECTROCHEMICAL DEVICE

A silicon-carbon composite material includes a core portion and a shell layer disposed on a surface of the core portion, where the core portion includes a silicon-based material and/or graphite, the s…

DRIVE·Apr 9·1 min read

H01M4/386 Ningde Amperex Technology Limited

NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

One embodiment of the present invention provides a nonaqueous electrolyte secondary battery () which comprises a positive electrode () that contains a lithium-containing transition metal composite oxi…

DRIVE·Mar 19·1 min read

H01M4/386 Panasonic Intellectual Property Management Co., Ltd.

ELECTROACTIVE MATERIALS FOR METAL-ION BATTERIES

The invention relates to a particulate material and processes for the preparation thereof. The particulate material consists of a plurality of composite particles. The composite particles comprise a p…

DRIVE·Apr 10·1 min read

H01M4/386 NEXEON LIMITED

NEGATIVE ACTIVE MATERIAL AND RECHAREABLE LITHIUM BATTERY INCLUDING SAME

A negative active material includes a core having a silicon-carbon composite and a polymer coating layer formed on the core, wherein the negative active material has about 1.02 to about 1.6 of a ratio…

DRIVE·Jan 16·1 min read

H01M4/386 SAMSUNG SDI CO., LTD.

METHOD FOR PREPARING SILICON-CARBON COMPOSITE ANODE MATERIAL AND USE THEREOF

The present disclosure discloses a preparation method for a silicon/carbon composite anode material and use of thereof. The preparation method includes the following steps: heating a hypercrosslinked …

DRIVE·Nov 7·1 min read

H01M4/386 GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD.

NEGATIVE ACTIVE MATERIAL COMPOSITE FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, AND NEGATIVE ELECTRODE AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME

A negative active material composite includes a core and a coating layer around (surrounding) the core. The core includes amorphous carbon and silicon nanoparticles, the coating layer includes amorpho…

DRIVE·Nov 7·1 min read

H01M4/386 SAMSUNG SDI CO., LTD.

ACTIVE MATERIAL, BATTERY, AND METHODS FOR PRODUCING THESE

A main object of the present disclosure is to provide an active material wherein a volume variation due to charge/discharge is small. The present disclosure achieves the object by providing an active …

DRIVE·Jul 25·1 min read

H01M4/386 TOYOTA JIDOSHA KABUSHIKI KAISHA

METHOD OF PRODUCING GUEST-FREE SILICON CLATHRATE, APPARATUS FOR PRODUCING GUEST-FREE SILICON CLATHRATE

[Problem] To improve productivity of guest-free silicon clathrates [Solution] A method of producing a guest-free silicon clathrate includes a synthesizing step of performing a heat treatment on a mixt…

DRIVE·Jul 25·1 min read

H01M4/386 TOYOTA JIDOSHA KABUSHIKI KAISHA

METHOD FOR PREPARING SILICON BY USING GAS-PHASE ELECTROREDUCTION

The present invention relates to a method for preparing silicon by using gas-phase electroreduction and, more specifically, to a method in which a silicon-based compound is gas-phase supplied, without…

DRIVE·Jul 18·1 min read

H01M4/386 BEILab corp.

NEGATIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY AND METHOD OF MANUFACTURING THE SAME

Provided are a negative electrode for a lithium secondary battery and a method of manufacturing the same. The negative electrode for a lithium secondary battery according to an embodiment of the prese…

DRIVE·Apr 11·1 min read

H01M4/386 SK On Co., Ltd.

NEGATIVE ELECTRODE MATERIAL, BATTERY, PRODUCTION METHOD FOR NEGATIVE ELECTRODE MATERIAL, AND MANUFACTURING METHOD FOR BATTERY

To improve performance. A negative electrode material is a negative electrode material for a battery, and includes carbon, tungsten trioxide, and silicon particles () including silicon, and in the sil…

DRIVE·Apr 4·1 min read

H01M4/386 MITSUBISHI MATERIALS CORPORATION

ANODE ACTIVE MATERIAL FOR A LITHIUM SECONDARY BATTERY, METHOD OF PREPARING THE SAME AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME

An anode active material for a lithium secondary battery and a lithium secondary battery including the same are provided. The anode active material includes a plurality of composite particles, each co…

DRIVE·Apr 4·1 min read

H01M4/386 SK ON CO., LTD.

MICROCOMPOSITE ALLOY STRUCTURE

Disclosed herein are embodiments of strain tolerant particles, methods of manufacturing such structures, and feedstock to form said structures. In some embodiments, the structures can include alternat…

DRIVE·Mar 14·1 min read

H01M4/386 6K Inc.

Negative Electrode for Lithium Secondary Battery and Lithium Secondary Battery Including the Same

Provided are a negative electrode for a lithium secondary negative electrode battery including: a current collector; a first negative electrode active material layer disposed on the current collector …

DRIVE·Feb 8·1 min read

H01M4/386 SK On Co., Ltd.

Si ALLOY POWDER FOR NEGATIVE ELECTRODE

A Si alloy powder for a negative electrode, the Si alloy powder including: a Si phase; a SiX compound phase; and at least one selected from the group consisting of a SnY compound phase and a AlY compo…

DRIVE·Feb 1·1 min read

H01M4/386 DAIDO STEEL CO., LTD.

ACTIVE MATERIAL, ANODE LAYER, BATTERY, AND METHODS FOR PRODUCING THESE

A main object of the present disclosure is to provide an active material wherein a volume variation due to charge/discharge is small. The present disclosure achieves the object by providing an active …

DRIVE·Jan 11·1 min read

H01M4/386 TOYOTA JIDOSHA KABUSHIKI KAISHA

NEGATIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY AND METHOD OF MANUFACTURING THE SAME

Provided are a negative electrode for a lithium secondary battery and a method of manufacturing the same. The negative electrode for a lithium secondary battery according to an embodiment of the prese…

DRIVE·Dec 28·1 min read

H01M4/386 SK On Co., Ltd.

METHOD OF MAKING LITHIUM-ION BATTERY ANODE

A method of making lithium-ion battery anode comprising step (S)-step (S). step (S): providing a nano-silicon material, and coating a positively charged carbonizable polymer on a surface of the nano-s…

DRIVE·Dec 14·1 min read

H01M4/386 Tsinghua University

NEGATIVE ELECTRODE FOR SECONDARY BATTERIES, AND SECONDARY BATTERY

This negative electrode for secondary batteries is provided with a negative electrode mixture layer which comprises a binder material and a negative electrode active material that contains graphite pa…

DRIVE·Nov 23·1 min read

H01M4/386 Panasonic Intellectual Property Management Co., Ltd.

NEGATIVE ELECTRODE PLATE, ELECTROCHEMICAL DEVICE, AND ELECTRONIC DEVICE

A negative electrode plate includes: a current collector; and an active material layer, located on the current collector. The active material layer includes a silicon-based material, a carbon material…

DRIVE·Oct 26·1 min read

H01M4/386 Ningde Amperex Technology Limited

SILICON BATTERY AND METHOD FOR ASSEMBLY

A method for forming a battery anode can include: forming a slurry including active material comprising silicon particles, wherein the silicon particles can be derived from silica fumes, depositing th…

DRIVE·Sep 28·1 min read

H01M4/386 ionobell, Inc.

NEGATIVE-ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERIES, AND SECONDARY BATTERY

A negative electrode active material for a secondary battery includes an intermetallic compound having a cage structure. The cage structure is constituted of at least one first atom located within a c…

DRIVE·Aug 31·1 min read

H01M4/386 Panasonic Intellectual Property Management Co., Ltd.

COMPOSITE ELECTRODES AND METHODS OF MAKING THE SAME

A composite electrode comprising a charge-conducting material, a charge-providing material bound to the charge-conducting material, and a plurality of single-walled carbon nanotubes bound to a surface…

DRIVE·Aug 24·1 min read

H01M4/386 Georgia Tech Research Corporation

ACTIVE MATERIAL, BATTERY, AND METHODS FOR PRODUCING THESE

A main object of the present disclosure is to provide an active material wherein a volume variation due to charge/discharge is small. The present disclosure achieves the object by providing an active …

DRIVE·Aug 10·1 min read

H01M4/386 TOYOTA JIDOSHA KABUSHIKI KAISHA

NEGATIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF

The present invention relates to a negative electrode active material for a secondary battery and a manufacturing method thereof. A negative electrode active material, according to one embodiment of t…

DRIVE·May 18·1 min read

H01M4/386 NEXEON LTD.

SILICON BATTERY AND METHOD FOR ASSEMBLY

A method for forming a battery anode can include: forming a slurry including active material comprising silicon particles, wherein the silicon particles can be derived from silica fumes, depositing th…

DRIVE·Apr 13·1 min read

H01M4/386 ionobell, Inc.

SILICON-BASED ANODE MATERIAL, PREPARATION METHOD THEREFOR AND USE THEREOF IN LITHIUM-ION BATTERY

A silicon-based anode material, a preparation method therefor and a use thereof in a lithium-ion battery. The silicon-based anode material comprises a silicon-based active material and a composite lay…

DRIVE·Apr 6·1 min read

H01M4/386 BTR NEW MATERIAL GROUP CO., LTD.

ACTIVE MATERIAL, ANODE LAYER, BATTERY, AND METHODS FOR PRODUCING THESE

A main object of the present disclosure is to provide an active material wherein a volume variation due to charge/discharge is small. The present disclosure achieves the object by providing an active …

DRIVE·Mar 23·1 min read

H01M4/386 TOYOTA JIDOSHA KABUSHIKI KAISHA

NEGATIVE ELECTRODE ACTIVE MATERIAL, AND NEGATIVE ELECTRODE AND SECONDARY BATTERY INCLUDING THE SAME

Provided is a negative electrode active material which includes: a silicon-based core; and an outer coating layer formed on the silicon-based core and including polyimide, wherein the polyimide compri…

DRIVE·Mar 23·1 min read

H01M4/386 LG ENERGY SOLUTION, LTD.

COATED ANODE ACTIVE MATERIAL AND ALL SOLID STATE BATTERY

A main object of the present disclosure is to provide a coated anode active material capable of preventing the reaction resistance from increasing during high cycles. The present disclosure achieves t…

DRIVE·Mar 16·1 min read

H01M4/386 TOYOTA JIDOSHA KABUSHIKI KAISHA

#H01M4/386

ELECTROACTIVE MATERIALS FOR METAL-ION BATTERIES

NEGATIVE ACTIVE MATERIAL COMPOSITE FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, AND NEGATIVE ELECTRODE AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME

Lithium ion battery negative electrode active material

Use of silicon with impurities in silicon-dominant anode cells

NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME

NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME

Silicon-graphene-graphite composite

ANODE ACTIVE MATERIAL, ANODE FOR SECONDARY BATTERY COMPRISING THE SAME, AND SECONDARY BATTERY COMPRISING THE SAME

Lithium Secondary Battery

SECONDARY BATTERY AND MANUFACTURING METHOD THEREFOR, AND ELECTRICAL APPARATUS

SILICON-CARBON COMPOSITE MATERIAL, METHOD FOR PREPARING SILICON-CARBON COMPOSITE MATERIAL, NEGATIVE ELECTRODE PLATE, AND ELECTROCHEMICAL DEVICE

NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

ELECTROACTIVE MATERIALS FOR METAL-ION BATTERIES

NEGATIVE ACTIVE MATERIAL AND RECHAREABLE LITHIUM BATTERY INCLUDING SAME

METHOD FOR PREPARING SILICON-CARBON COMPOSITE ANODE MATERIAL AND USE THEREOF

NEGATIVE ACTIVE MATERIAL COMPOSITE FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, AND NEGATIVE ELECTRODE AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME

ACTIVE MATERIAL, BATTERY, AND METHODS FOR PRODUCING THESE

METHOD OF PRODUCING GUEST-FREE SILICON CLATHRATE, APPARATUS FOR PRODUCING GUEST-FREE SILICON CLATHRATE

METHOD FOR PREPARING SILICON BY USING GAS-PHASE ELECTROREDUCTION

NEGATIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY AND METHOD OF MANUFACTURING THE SAME

NEGATIVE ELECTRODE MATERIAL, BATTERY, PRODUCTION METHOD FOR NEGATIVE ELECTRODE MATERIAL, AND MANUFACTURING METHOD FOR BATTERY

ANODE ACTIVE MATERIAL FOR A LITHIUM SECONDARY BATTERY, METHOD OF PREPARING THE SAME AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME

MICROCOMPOSITE ALLOY STRUCTURE

Negative Electrode for Lithium Secondary Battery and Lithium Secondary Battery Including the Same

Si ALLOY POWDER FOR NEGATIVE ELECTRODE

ACTIVE MATERIAL, ANODE LAYER, BATTERY, AND METHODS FOR PRODUCING THESE

NEGATIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY AND METHOD OF MANUFACTURING THE SAME

METHOD OF MAKING LITHIUM-ION BATTERY ANODE

NEGATIVE ELECTRODE FOR SECONDARY BATTERIES, AND SECONDARY BATTERY

NEGATIVE ELECTRODE PLATE, ELECTROCHEMICAL DEVICE, AND ELECTRONIC DEVICE

SILICON BATTERY AND METHOD FOR ASSEMBLY

NEGATIVE-ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERIES, AND SECONDARY BATTERY

COMPOSITE ELECTRODES AND METHODS OF MAKING THE SAME

ACTIVE MATERIAL, BATTERY, AND METHODS FOR PRODUCING THESE

NEGATIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF

SILICON BATTERY AND METHOD FOR ASSEMBLY

SILICON-BASED ANODE MATERIAL, PREPARATION METHOD THEREFOR AND USE THEREOF IN LITHIUM-ION BATTERY

ACTIVE MATERIAL, ANODE LAYER, BATTERY, AND METHODS FOR PRODUCING THESE

NEGATIVE ELECTRODE ACTIVE MATERIAL, AND NEGATIVE ELECTRODE AND SECONDARY BATTERY INCLUDING THE SAME

COATED ANODE ACTIVE MATERIAL AND ALL SOLID STATE BATTERY