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1. WO2021045442 - SLOT DIE COATING DEVICE COMPRISING AIR VENT

Publication Number WO/2021/045442
Publication Date 11.03.2021
International Application No. PCT/KR2020/011446
International Filing Date 27.08.2020
IPC
B05C 5/02 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
05SPRAYING OR ATOMISING IN GENERAL; APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL
CAPPARATUS FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL
5Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
02from an outlet device in contact, or almost in contact, with the work
B05C 9/12 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
05SPRAYING OR ATOMISING IN GENERAL; APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL
CAPPARATUS FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL
9Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by groups B05C1/-B05C7/159
08for applying liquid or other fluent material and performing an auxiliary operation
12the auxiliary operation being performed after the application
H01M 4/04 2006.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of, or comprising, active material
04Processes of manufacture in general
CPC
B05C 5/02
BPERFORMING OPERATIONS; TRANSPORTING
05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
5Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
02the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g.; from an outlet device in contact or almost in contact, with the work
B05C 5/0241
BPERFORMING OPERATIONS; TRANSPORTING
05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
5Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
02the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g.; from an outlet device in contact or almost in contact, with the work
0241for applying liquid or other fluent material to elongated work, e.g. wires, cables, tubes
B05C 5/0254
BPERFORMING OPERATIONS; TRANSPORTING
05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
5Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
02the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g.; from an outlet device in contact or almost in contact, with the work
0254Coating heads with slot-shaped outlet
B05C 9/12
BPERFORMING OPERATIONS; TRANSPORTING
05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
9Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
08for applying liquid or other fluent material and performing an auxiliary operation
12the auxiliary operation being performed after the application
H01M 4/04
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
04Processes of manufacture in general
H01M 4/0404
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
04Processes of manufacture in general
0402Methods of deposition of the material
0404by coating on electrode collectors
Applicants
  • 주식회사 엘지에너지솔루션 LG ENERGY SOLUTION, LTD. [KR]/[KR]
Inventors
  • 김기태 KIM, Ki Tae
  • 이택수 LEE, Taek Soo
  • 이도현 LEE, Do Hyun
  • 김철우 KIM, Cheolwoo
  • 최상훈 CHOY, Sang Hoon
Agents
  • 유미특허법인 YOU ME PATENT AND LAW FIRM
Priority Data
10-2019-011099606.09.2019KR
Publication Language Korean (KO)
Filing Language Korean (KO)
Designated States
Title
(EN) SLOT DIE COATING DEVICE COMPRISING AIR VENT
(FR) DISPOSITIF DE REVÊTEMENT DE FILIÈRE À FENTE COMPRENANT UN ÉVENT D'AÉRATION
(KO) 에어 벤트를 포함하는 슬롯 다이 코팅 장치
Abstract
(EN)
The present invention relates to a slot die coating device for coating an electrode current collector with an electrode active material slurry, the slot die coating device comprising: a coating roller; at least two dies; a discharge port from which the electrode active material slurry is discharged in the opposite direction to the direction in which gravity acts; and an air vent provided in each of the dies.
(FR)
La présente invention concerne un dispositif de revêtement de filière à fente pour revêtir un collecteur de courant d'électrode avec une suspension de matériau actif d'électrode, le dispositif de revêtement de filière à fente comprenant : un rouleau de revêtement ; au moins deux filières ; un orifice de décharge à partir duquel la suspension de matériau actif d'électrode est évacuée dans la direction opposée à la direction dans laquelle agit la gravité ; et un évent d'aération disposé dans chacune des filières.
(KO)
본 발명은 전극 집전체 상에 전극 활물질 슬러리를 코팅시키는 슬롯 다이 코팅 장치로서, 코팅 롤러, 적어도 둘 이상의 다이들, 상기 전극 활물질 슬러리가 중력이 작용하는 반대 방향으로 토출되는 토출구 및 상기 다이에 설치된 에어 벤트를 포함하는 슬롯 다이 코팅 장치에 관한 것이다.
Also published as
Latest bibliographic data on file with the International Bureau