US 2021/0242539 A1 · ELECTRODE ASSEMBLY AND BATTERY

Abstract

An electrode assembly including a first electrode plate, a second electrode plate and a separator between the first electrode plate and the second electrode plate. The separator includes an extension portion extending to the outside of the first electrode plate and the second electrode plate in a length direction of the electrode assembly. The extension portion is provided with a glue layer including a first bonding portion extending in a width direction of the electrode assembly. The first bonding portion is parallel to the width direction.

Claims20

Dependent claims

An electrode assembly, comprising:

a first electrode plate, a second electrode plate, and a separator disposed therebetween;
wherein the separator comprises an extension portion extending beyond the first electrode plate and the second electrode plate in a length direction of the electrode assembly;
and the extension portion is provided with a glue layer, and the glue layer is configured in a wave structure in a width direction of the electrode assembly.

Dependencies are inferred from the claim text.

Facts

Application

17/235,765Filed 20 Apr 2021

Priority

CN 201810136200.89 Feb 2018

Published

5 Aug 2021

Term ends

Not estimatedThe source records don’t support an estimate.

Classification13 codes

H01M 10/0459
Construction or manufacture in general: cells or batteries with folded separator between plate-like electrodes
H01M 50/461
Separators, membranes or diaphragms characterised by their combination with electrodes: with adhesive layers between electrodes and separators
H01M 10/04
Secondary cells; Manufacture thereof: construction or manufacture in general
H01M 10/05
Secondary cells; Manufacture thereof: accumulators with non-aqueous electrolyte

Electrode assembly and battery

Life of this patent

Electrode assembly and battery

Life of this patent

Abstract

Claims20