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1. WO2019208959 - SOLID ELECTROLYTE BATTERY AND BATTERY MODULE AND BATTERY PACK COMPRISING SAME

Publication Number WO/2019/208959
Publication Date 31.10.2019
International Application No. PCT/KR2019/004302
International Filing Date 10.04.2019
IPC
H01M 10/0562 2010.1
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
05Accumulators with non-aqueous electrolyte
056characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
0561the electrolyte being constituted of inorganic materials only
0562Solid materials
H01M 10/0565 2010.1
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
05Accumulators with non-aqueous electrolyte
056characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
0564the electrolyte being constituted of organic materials only
0565Polymeric materials, e.g. gel-type or solid-type
H01M 10/42 2006.1
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 4/62 2006.1
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
62Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
H01M 4/13 2010.1
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
13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
H01M 2/10 2006.1
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
2Constructional details, or processes of manufacture, of the non-active parts
10Mountings; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
CPC
H01M 10/0562
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
05Accumulators with non-aqueous electrolyte
056characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
0561the electrolyte being constituted of inorganic materials only
0562Solid materials
H01M 10/0565
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
05Accumulators with non-aqueous electrolyte
056characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
0564the electrolyte being constituted of organic materials only
0565Polymeric materials, e.g. gel-type or solid-type
H01M 10/0585
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
05Accumulators with non-aqueous electrolyte
058Construction or manufacture
0585of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
H01M 10/4235
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
4235Safety or regulating additives or arrangements in electrodes, separators or electrolyte
H01M 2004/027
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
026characterised by the polarity
027Negative electrodes
H01M 2300/0082
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
2300Electrolytes
0017Non-aqueous electrolytes
0065Solid electrolytes
0082Organic polymers
Applicants
  • 주식회사 엘지화학 LG CHEM, LTD. [KR]/[KR]
Inventors
  • 류지훈 RYU, Ji-Hoon
  • 이정필 LEE, Jung-Pil
  • 강성중 KANG, Sung-Joong
  • 김은비 KIM, Eun-Bee
  • 김지영 KIM, Ji-Young
  • 이석우 LEE, Suk-Woo
  • 이재헌 LEE, Jae-Hyun
Agents
  • 특허법인 필앤온지 PHIL & ONZI INT'L PATENT & LAW FIRM
Priority Data
10-2018-004858526.04.2018KR
Publication Language Korean (ko)
Filing Language Korean (KO)
Designated States
Title
(EN) SOLID ELECTROLYTE BATTERY AND BATTERY MODULE AND BATTERY PACK COMPRISING SAME
(FR) BATTERIE À ÉLECTROLYTE SOLIDE ET MODULE DE BATTERIE ET BLOC-BATTERIE LE COMPRENANT
(KO) 고체 전해질 전지 및 그를 포함하는 전지모듈 및 전지팩
Abstract
(EN) The present invention relates to a solid electrolyte battery and a battery module comprising same, the solid electrolyte battery comprising: a negative electrode current collector; a first negative electrode active material layer formed on at least one surface of the negative electrode current collector and including a first negative electrode active material, a first solid electrolyte, and a first electrolyte salt; and a second negative electrode active material layer formed on the first negative electrode active material layer and including a second negative electrode active material, a second solid electrolyte, a second electrolyte salt, and a plasticizer having a melting point of 30°C to 130°C, wherein the solid electrolyte battery is activated at a temperature in the range between the melting point of the plasticizer and 130°C, and a solid electrolyte interphase layer (SEI layer) is formed on a surface of the second negative electrode active material.
(FR) La présente invention concerne une batterie à électrolyte solide et un module de batterie la comprenant, la batterie à électrolyte solide comprenant : un collecteur de courant d'électrode négative; une première couche de matériau actif d'électrode négative formée sur au moins une surface du collecteur de courant d'électrode négative et comprenant un premier matériau actif d'électrode négative, un premier électrolyte solide et un premier sel d'électrolyte; et une seconde couche de matériau actif d'électrode négative formée sur la première couche de matériau actif d'électrode négative et comprenant un second matériau actif d'électrode négative, un second électrolyte solide, un second sel d'électrolyte, et un plastifiant ayant un point de fusion variant de 30 °C à 130 °C, la batterie à électrolyte solide étant activée à une température dans la plage entre le point de fusion du plastifiant et 130 °C, et une couche d'interphase d'électrolyte solide (couche SEI) étant formée sur une surface du second matériau actif d'électrode négative.
(KO) 본 발명은 음극 집전체; 상기 음극 집전체의 적어도 일면에 형성되고, 제1 음극 활물질, 제1 고체 전해질, 제1 전해질 염을 포함하는 제1 음극 활물질층; 및 상기 제1 음극 활물질층 상에 형성되고, 제2 음극 활물질, 제2 고체 전해질, 제2 전해질 염 및 녹는점이 30 내지 130 ℃인 가소제를 포함하는 제2 음극 활물질층을 포함하고, 상기 고체 전해질 전지는, 상기 가소제의 녹는점 이상, 130 ℃ 이하 범위의 온도에서 활성화된 것이며, 상기 제2 음극 활물질 표면에 고체 전해질 계면층(solid electrolyte interphase layer, SEI층)이 형성되어 있는 것을 특징으로 하는 고체 전해질 전지 및 그를 포함하는 전지모듈에 관한 것이다.
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