[미국특허]
Method of Manufacturing All-Solid-State Battery Using Roll Press Process
원문보기
IPC분류정보
국가/구분
United States(US) Patent
공개
국제특허분류(IPC7판)
H01M-010/0585
H01M-010/0525
출원번호
17504059
(2021-10-18)
공개번호
20220158250
(2022-05-19)
우선권정보
KR-10-2020-0154426 (2020-11-18)
발명자
/ 주소
Seok, Hoon
출원인 / 주소
Seok, Hoon
인용정보
피인용 횟수 :
0인용 특허 :
0
초록▼
An embodiment method of manufacturing an all-solid-state battery includes forming a first electrode member by forming first active material layers on both surfaces of a first current collector, pressing the first electrode member to form a pressed first electrode member, forming a second electrode m
An embodiment method of manufacturing an all-solid-state battery includes forming a first electrode member by forming first active material layers on both surfaces of a first current collector, pressing the first electrode member to form a pressed first electrode member, forming a second electrode member by forming second active material layers on both surfaces of a second current collector and forming solid electrolyte layers on the second active material layers, pressing the second electrode member to form a pressed second electrode member, forming a laminated body by layering the pressed first electrode member and the pressed second electrode member, and pressing the laminated body by passing the laminated body between a pair of rollers to form a pressed laminated body.
대표청구항▼
1. A method of manufacturing an all-solid-state battery, the method comprising: forming a first electrode member by forming first active material layers on both surfaces of a first current collector;pressing the first electrode member to form a pressed first electrode member;forming a second electro
1. A method of manufacturing an all-solid-state battery, the method comprising: forming a first electrode member by forming first active material layers on both surfaces of a first current collector;pressing the first electrode member to form a pressed first electrode member;forming a second electrode member by forming second active material layers on both surfaces of a second current collector and forming solid electrolyte layers on the second active material layers;pressing the second electrode member to form a pressed second electrode member;forming a laminated body by layering the pressed first electrode member and the pressed second electrode member; andpressing the laminated body by passing the laminated body between a pair of rollers to form a pressed laminated body. 2. The method of claim 1, wherein pressing the first electrode member comprises applying a pressure so that the pressed first electrode member has a thickness of 80 to 90% of a thickness of the first electrode member before the pressing. 3. The method of claim 1, wherein pressing the first electrode member comprises passing the first electrode member between the pair of rollers. 4. The method of claim 1, wherein pressing the second electrode member comprises applying a pressure so that the pressed second electrode member has a thickness of 80 to 90% of a thickness of the second electrode member before the pressing. 5. The method of claim 1, wherein pressing the second electrode member comprises passing the second electrode member between the pair of rollers. 6. The method of claim 1, wherein pressing the laminated body comprises applying a pressure so that the pressed laminated body has a thickness of 70 to 80% of a thickness of the laminated body before the pressing. 7. The method of claim 1, wherein the pressed laminated body has a thickness of 100 to 300 μm. 8. A method of manufacturing an all-solid-state battery, the method comprising: forming a first electrode member by forming first active material layers on both surfaces of a first current collector, wherein the first electrode member has a larger length than width;pressing the first electrode member to form a pressed first electrode member;forming a second electrode member by forming second active material layers on both surfaces of a second current collector and forming solid electrolyte layers on the second active material layers, wherein the second electrode member has a larger length than width;pressing the second electrode member to form a pressed second electrode member;forming a laminated body by layering the pressed first electrode member and the pressed second electrode member, wherein a first longitudinal end of the pressed second electrode member coincides with a first longitudinal end of the pressed first electrode member and a second longitudinal end of the pressed second electrode member protrudes a predetermined distance farther than a second longitudinal end of the pressed first electrode member; andpressing the laminated body by passing the laminated body between a pair of rollers to form a pressed laminated body.. 9. The method of claim 8, wherein the predetermined distance is 1/20 to 1/40 of a total length of the pressed second electrode member. 10. The method of claim 8, further comprising, after pressing the laminated body, folding the pressed second electrode member so that the second longitudinal end of the pressed second electrode member surrounds the second longitudinal end of the pressed first electrode member. ii. The method of claim 10, further comprising consecutively folding the laminated body in a direction in which the second longitudinal end of the pressed second electrode member is folded. 12. The method of claim 8, wherein pressing the first electrode member comprises applying a pressure so that the pressed first electrode member has a thickness of 80 to 90% of a thickness of the first electrode member before the pressing. 13. The method of claim 8, wherein pressing the first electrode member comprises passing the first electrode member between the pair of rollers. 14. The method of claim 8, wherein pressing the second electrode member comprises applying a pressure so that the pressed second electrode member has a thickness of 80 to 90% of a thickness of the second electrode member before the pressing. 15. The method of claim 8, wherein pressing the second electrode member comprises passing the second electrode member between the pair of rollers. 16. The method of claim 8, wherein pressing the laminated body comprises applying a pressure so that the pressed laminated body has a thickness of 70 to 80% of a thickness of the laminated body before the pressing. 17. The method of claim 8, wherein the pressed laminated body has a thickness of 100 to 300 μm. 18. A method of manufacturing an all-solid-state battery, the method comprising: forming a first electrode member by forming first active material layers on both surfaces of a first current collector;pressing the first electrode member to form a pressed first electrode member, wherein the pressed first electrode member has a thickness of 80 to 90% of a thickness of the first electrode member before the pressing;forming a second electrode member by forming second active material layers on both surfaces of a second current collector and forming solid electrolyte layers on the second active material layers;pressing the second electrode member to form a pressed second electrode member, wherein the pressed second electrode member has a thickness of 80 to 90% of a thickness of the second electrode member before the pressing;forming a laminated body by layering the pressed first electrode member and the pressed second electrode member; andpressing the laminated body by passing the laminated body between a pair of rollers to form a pressed laminated body. 19. The method of claim 18, wherein: pressing the first electrode member comprises passing the first electrode member between the pair of rollers; andpressing the second electrode member comprises passing the second electrode member between the pair of rollers. 20. The method of claim 18, wherein the pressed laminated body has a thickness of 70 to 80% of a thickness of the laminated body before the pressing.
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