#Ningde Amperex Technology Limited

BATTERY CELL, BATTERY, AND ELECTRONIC DEVICE

A battery cell includes a battery cell body, at least two tabs, a first connector and at least two insulators. The first connector is configured to fasten a tail end of an electrode assembly to an out…

DRIVE·3d ago·2 min read

H01M50/531 Ningde Amperex Technology Limited

SEPARATOR, SECONDARY BATTERY, ELECTROCHEMICAL DEVICE, AND ELECTRIC DEVICE

A separator includes a base film and an organic coating disposed on one surface of the base film. The organic coating contains a first polymer and a second polymer. A melting point T of the first poly…

DRIVE·3d ago·1 min read

H01M10/052 Ningde Amperex Technology Limited

HARD CARBON MATERIAL, SECONDARY BATTERY, AND ELECTRONIC DEVICE

A hard carbon material has a flake-like structure, where a length of the flake-like structure is denoted as L, and a width of the flake-like structure is denoted as D, where L satisfies: 2 μm≤L≤16 μm;…

DRIVE·3d ago·1 min read

H01M4/583 Ningde Amperex Technology Limited

BATTERY, ELECTROCHEMICAL DEVICE CONTAINING SAME, AND ELECTRONIC DEVICE

A battery includes an electrode assembly and a packaging bag. The electrode assembly includes an electrode plate and a separator. The separator includes a porous substrate. A first coating layer is di…

DRIVE·3d ago·1 min read

H01M4/587 Ningde Amperex Technology Limited

ELECTRODE ASSEMBLY, ELECTROCHEMICAL DEVICE, AND ELECTRICAL DEVICE

An electrode assembly includes a first electrode plate and a second electrode plate of opposite polarities. A first current collector includes a first conductive layer, a first insulation layer, and a…

DRIVE·3d ago·2 min read

H01M50/536 Ningde Amperex Technology Limited

HARD CARBON MATERIAL, SECONDARY BATTERY, AND ELECTRIC DEVICE

A hard carbon material used as a component of a negative electrode material. The hard carbon material has a porous structure, an average pore diameter of the hard carbon material is D nm, a cumulative…

DRIVE·Jun 11·1 min read

C01B32/05 Ningde Amperex Technology Limited

COATING COMPOSITION, ELECTROCHEMICAL DEVICE CONTAINING SAME, AND ELECTRONIC DEVICE

A coating composition includes a modified melamine salt and a binder. An endothermic temperature of the modified melamine salt is lower than an endothermic temperature of an unmodified melamine salt a…

DRIVE·Jun 11·1 min read

H01M50/451 Ningde Amperex Technology Limited

ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE

An electrochemical device includes: a positive electrode plate, a negative electrode plate, a separator, and a shape-memory alloy component. The positive electrode plate includes a positive current co…

DRIVE·Jun 11·1 min read

H01M10/4235 Ningde Amperex Technology Limited

ELECTROCHEMICAL APPARATUS AND ELECTRIC DEVICE

An electrochemical apparatus includes a housing and an electrode lead-out assembly, a first through hole is provided on a wall portion of the housing, the electrode lead-out assembly includes an elect…

DRIVE·Jun 11·1 min read

H01M50/172 Ningde Amperex Technology Limited

SECONDARY BATTERY AND ELECTRONIC APPARATUS

A secondary battery including a negative electrode plate. The negative electrode plate includes a negative electrode current collector and a negative electrode material layer disposed on at least one …

DRIVE·Jun 4·1 min read

H01M4/364 Ningde Amperex Technology Limited

SECONDARY BATTERY AND ELECTRIC DEVICE

A secondary battery includes an electrode assembly. The electrode assembly includes a first electrode plate, where the first electrode plate is provided with a first electrode terminal. The first elec…

DRIVE·Jun 4·1 min read

H01M50/586 Ningde Amperex Technology Limited

ELECTROCHEMICAL APPARATUS AND ELECTRONIC APPARATUS

A wound electrode assembly includes a positive electrode sheet, a negative electrode sheet, and a separator. The positive electrode sheet includes a positive electrode current collector and a positive…

DRIVE·Jun 4·1 min read

H01M4/70 Ningde Amperex Technology Limited

BATTERY AND ELECTRONIC DEVICE

The battery includes a housing, an electrode assembly, a first negative terminal, and a second negative terminal. The electrode assembly is accommodated in the housing. The electrode assembly includes…

DRIVE·Jun 4·1 min read

H01M10/0585 Ningde Amperex Technology Limited

NEGATIVE ELECTRODE PLATE, SECONDARY BATTERY, AND ELECTRONIC DEVICE

A negative electrode plate includes a negative current collector, the negative current collector includes a substrate layer and a conductive coating disposed on a surface of the substrate layer. The c…

DRIVE·Jun 4·1 min read

H01M4/667 Ningde Amperex Technology Limited

ELECTROCHEMICAL APPARATUS AND ELECTRONIC APPARATUS

An electrochemical apparatus includes a housing, an electrode assembly, a first conductive member and a second conductive member. The housing includes a first housing body and a second housing body. T…

DRIVE·Jun 4·1 min read

H01M50/533 Ningde Amperex Technology Limited

Lithium supplementing material and positive electrode containing same

A lithium supplementing material includes LiMOand a semiconductor oxide on a surface thereof, where M includes at least one of Fe, Ni, Mn, Ru, Cr, Cu, Nb, Al, or Mo. In this application, the lithium s…

DRIVE·Jun 2·1 min read

H01M4/525 Ningde Amperex Technology Limited

Negative electrode material, electrode plate containing same, electrochemical device, and electronic device

A negative electrode material, including an oxygen-containing silicon material. In a Raman spectrum of the oxygen-containing silicon material, Irepresents a peak intensity at a corresponding peak posi…

DRIVE·May 26·1 min read

H01M4/134 Ningde Amperex Technology Limited

ELECTROCHEMICAL DEVICE

A cell, formed by winding or stacking a first electrode and a second electrode which are arranged at an interval, and a separator is disposed between the first electrode and the second electrode. The …

DRIVE·May 14·1 min read

H01M10/0587 Ningde Amperex Technology Limited

ELECTRODE ASSEMBLY, BATTERY CELL, AND ELECTRICAL DEVICE

An electrode assembly is of a wound structure and includes a first electrode plate, a second electrode plate, and a separator, the separator being disposed between the first electrode plate and the se…

DRIVE·May 14·1 min read

H01M10/0587 Ningde Amperex Technology Limited

NEGATIVE ELECTRODE MATERIAL, NEGATIVE ELECTRODE PLATE, ELECTROCHEMICAL APPARATUS, AND ELECTRIC DEVICE

A negative electrode material includes a core and a shell layer. The core is porous carbon with pores; where a silicon material is present on wall surfaces of the pores. The shell layer is a carbon ma…

DRIVE·May 14·1 min read

H01M4/366 Ningde Amperex Technology Limited

ELECTROCHEMICAL APPARATUS AND ELECTRIC DEVICE

An electrochemical apparatus, including a first housing, a first connector connected to the first housing, an electrode plate assembly, a first tab, and a second tab. A first electrode plate of the el…

DRIVE·May 7·1 min read

H01M50/533 Ningde Amperex Technology Limited

ELECTRODE PLATE, ELECTROCHEMICAL DEVICE, AND ELECTRICAL DEVICE

An electrode plate, including a base portion and a tab. The base portion includes a first edge connected to the tab. The tab includes an extension portion and a connecting portion. The extension porti…

DRIVE·May 7·1 min read

H01M50/533 Ningde Amperex Technology Limited

NEGATIVE ELECTRODE MATERIAL, NEGATIVE ELECTRODE USING SAME, ELECTROCHEMICAL APPARATUS, AND ELECTRONIC APPARATUS

A negative electrode material, including graphite, where the negative electrode material has an I-order lithium intercalation plateau potential P1 of 30 mV to 75 mV and an II-order lithium intercalati…

DRIVE·May 7·1 min read

H01M4/587 Ningde Amperex Technology Limited

ELECTRODE ASSEMBLY AND BATTERY CELL

An electrode assembly includes a first electrode plate unit and a second electrode plate unit. The separator includes a first separator film and a second separator film arranged on two opposite sides …

DRIVE·May 7·1 min read

H01M10/0431 Ningde Amperex Technology Limited

ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE

An electrochemical device includes an electrode assembly and an electrolyte. The electrode assembly includes a negative electrode plate including a negative electrode active material layer. The negati…

DRIVE·May 7·1 min read

H01M10/0567 Ningde Amperex Technology Limited

ELECTROCHEMICAL DEVICE AND AN ELECTRONIC DEVICE

An electrolyte includes an additive, where the additive includes a first additive M, and the first additive Mis at least one selected from the group consisting of a fluorinated carbonate compound and …

DRIVE·May 7·1 min read

H01M10/0567 Ningde Amperex Technology Limited

ELECTROCHEMICAL APPARATUS AND ELECTRICAL DEVICE

An electrochemical apparatus, including a housing and an electrode assembly. The housing includes a first housing portion and a second housing portion with opposite polarities. The electrode assembly …

DRIVE·May 7·1 min read

H01M50/538 Ningde Amperex Technology Limited

SECONDARY BATTERY AND ELECTRONIC DEVICE

A secondary battery includes a housing, an electrode assembly disposed in the housing, and a first conductive plate. The electrode assembly is a stacked structure. The electrode assembly includes a fi…

DRIVE·Apr 30·1 min read

H01M50/178 Ningde Amperex Technology Limited

ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE

An electrochemical device includes a housing, an electrode assembly, a first conductive plate, a first layer, and a second layer. The housing includes a first wall and a side wall. The electrode assem…

DRIVE·Apr 23·2 min read

H01M50/538 Ningde Amperex Technology Limited

ELECTROCHEMICAL APPARATUS AND ELECTRIC DEVICE INCLUDING SAME

An electrochemical apparatus includes a housing, an electrode assembly, a first insulating layer, and an electrolyte, where the electrode assembly and the electrolyte are accommodated in the housing. …

DRIVE·Apr 9·1 min read

H01M50/457 Ningde Amperex Technology Limited

CELL, BATTERY, AND ELECTRIC DEVICE

A cell includes an electrode assembly and an electrode terminal. The electrode assembly includes a top and a bottom. The electrode terminal is configured to connect to the top. The electrode assembly …

DRIVE·Apr 9·1 min read

H01M50/463 Ningde Amperex Technology 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

BATTERY AND ELECTRIC APPARATUS INCLUDING SAME

A battery includes an electrode assembly, a housing accommodating the electrode assembly, and a first layer including an insulating material. The electrode assembly includes a first electrode sheet an…

DRIVE·Apr 9·1 min read

H01M10/0585 Ningde Amperex Technology Limited

BATTERY AND ELECTRIC DEVICE

A battery includes an electrode assembly, a housing, and a terminal post, where the electrode assembly is accommodated in the housing. The housing includes a first wall and a second wall disposed oppo…

DRIVE·Apr 9·1 min read

H01M50/131 Ningde Amperex Technology Limited

BATTERY CELL, BATTERY, AND ELECTRIC APPARATUS

A battery cell includes a packaging bag, a first electrode plate, and a second electrode plate. A second portion of the packaging bag is recessed with respect to a first portion to form a first concav…

DRIVE·Apr 2·1 min read

H01M50/533 Ningde Amperex Technology Limited

BATTERY CELL AND ELECTRIC DEVICE

A battery cell includes a housing, an electrode assembly, a conductive member, and a protective layer. The electrode assembly is accommodated in the housing. The electrode assembly includes a first el…

DRIVE·Apr 2·1 min read

H01M4/667 Ningde Amperex Technology Limited

ANODE MATERIAL, ANODE AND ELECTROCHEMICAL DEVICE COMPRISING THE ANODE MATERIAL

An anode material having 0.8≤0.06×(Dv50)−2.5×Dv50+Dv99≤12, where Dv50 represents a numerical value of a particle size measured at a cumulative volume of 50% in a volume-based particle size distributio…

DRIVE·Mar 19·1 min read

H01M4/583 Ningde Amperex Technology Limited

ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE CONTAINING SAME

An electrochemical device includes a positive electrode and an electrolytic solution. The positive electrode includes a positive current collector and a positive active material layer disposed on at l…

DRIVE·Mar 19·1 min read

H01M10/0567 Ningde Amperex Technology Limited

ELECTROCHEMICAL DEVICE AND ELECTRONIC DEVICE CONTAINING SAME

DRIVE·Mar 19·1 min read

H01M10/0567 Ningde Amperex Technology Limited

SEPARATOR, ELECTROCHEMICAL DEVICE, AND ELECTRONIC DEVICE

A separator includes a separator substrate, a first coating layer, and a second coating layer. The separator substrate includes a first surface and a second surface disposed opposite to each other. Th…

DRIVE·Mar 19·1 min read

H01M50/491 Ningde Amperex Technology Limited