Method of manufacturing a lithium battery, a lithium battery and an electrical appliance
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H01M-002/02
H01M-002/18
H01M-002/14
H01M-010/04
출원번호
US-0224235
(2002-08-20)
우선권정보
EP-01203185(2001-08-24); EP-02075719(2002-02-22)
발명자
/ 주소
Notten,Petrus Henricus Laurentius
De Jongh,Petra Elisabeth
Feil,Hans
출원인 / 주소
Koninklijke Philips Electronics N.V.
인용정보
피인용 횟수 :
9인용 특허 :
3
초록▼
The invention relates to a method of manufacturing a lithium battery, which method includes the following steps: A) forming at least one anode and at least one cathode; B) forming at least one assembly that includes the anode, a separator layer and the cathode by positioning the separator layer betw
The invention relates to a method of manufacturing a lithium battery, which method includes the following steps: A) forming at least one anode and at least one cathode; B) forming at least one assembly that includes the anode, a separator layer and the cathode by positioning the separator layer between the anode and the cathode, and C) realizing an ultimate configuration for the assembly. The invention also relates to a lithium battery, which includes at least one lamination of at least one lithium cathode, and an anode that is connected to the lithium cathode via intermediate separator means. The invention also relates to an electrical appliance that includes such a lithium battery.
대표청구항▼
What is claimed is: 1. A method of manufacturing a lithium battery, comprising the acts of: A) forming at least one anode and at least one cathode, B) forming at least one battery stack that includes the anode, a separator layer and the cathode by positioning the separator layer between the anode
What is claimed is: 1. A method of manufacturing a lithium battery, comprising the acts of: A) forming at least one anode and at least one cathode, B) forming at least one battery stack that includes the anode, a separator layer and the cathode by positioning the separator layer between the anode and the cathode, and C) realizing an ultimate configuration for the battery stack by subjecting the battery stack to a deformation treatment during which the battery stack is deformed in such a manner that in the ultimate configuration in conformity with the step C) the battery stack exhibits a curved, plane geometry, wherein subsequent to the formation of the battery stack in step B), a polymer is deposited in cavities formed in the anode and the cathode. 2. A method as claimed in claim 1, characterized in that in the deformation treatment, use is made of means that are pre-shaped and correspond to the desired curved, plane geometry of the lithium battery. 3. A method as claimed in claim 2, characterized in that the means comprise a supporting structure. 4. A method as claimed in claim 3, characterized in that the supporting structure comprises clamping means. 5. A method as claimed in claim 2, characterized in that the means comprise a mould. 6. A method according to claim 1, characterized in that at least one of the outer sides of the battery stack is provided with a polymer layer, and in that a pre-shaped supporting structure is present between the battery stack and the polymer layer. 7. A method as claimed in claim 1, characterized in that the battery stack forms a lamination which is cured in step C). 8. A method as claimed in claim 7, characterized in that the curing is performed under pressure. 9. A method as claimed in claim 7, characterized in that the lamination is curved in the assembled condition by arranging the lamination in a mold while applying pressure. 10. A method as claimed in claim 1, characterized in that the step C) is carried out at a temperature in the range of from 140 to 160째 C., preferably at 150째 C. 11. A method as claimed in claim 1, characterized in that a plurality of laminations are arranged so as to extend mainly parallel to one another prior to the execution of the step C). 12. A lithium battery which includes at least one battery stack comprising a lithium cathode, an anode and a separator layer, characterized in that the battery stack exhibits a curved plane geometry and is obtainable by means of the method according to claim 1. 13. A lithium battery as claimed in claim 12, characterized in that the lithium cathode contains LiCoO2. 14. A lithium battery as claimed in claim 12, characterized in that the anode contains graphite. 15. An electrical appliance which includes a lithium battery as claimed in claim 12, characterized in that at least a part of the lithium battery constitutes at least a part of a component that forms part of the electrical appliance. 16. An electrical appliance as claimed in claim 15, characterized in that the lithium battery forms at least a part of a housing of the domestic appliance. 17. A method of manufacturing a lithium battery, comprising the acts of: A) forming at least one anode and at least one cathode, B) forming at least one battery stack that includes the anode, a separator layer and the cathode by positioning the separator layer between the anode and the cathode, and C) realizing an ultimate configuration for the battery stack by subjecting the battery stack to a deformation treatment during which the battery stack is deformed in such a manner that in the ultimate configuration in conformity with the step C) the battery stack exhibits a curved, plane geometry, wherein subsequent to the formation of the battery stack in step B), an adhesive polymer is deposited in cavities formed in the anode and the cathode. 18. A method of manufacturing a lithium battery, comprising the acts of: A) forming at least one anode and at least one cathode, B) forming at least one battery stack that includes the anode, a separator layer and the cathode by positioning the separator layer between the anode and the cathode, and C) realizing an ultimate configuration for the battery stack by subjecting the battery stack to a deformation treatment during which the battery stack is deformed in such a manner that in the ultimate configuration in conformity with the step C) the battery stack exhibits a curved, plane geometry, wherein the battery stack forms a lamination which is cured in step C). 19. A method as claimed in claim 18, characterized in that the curing is performed under pressure.
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이 특허에 인용된 특허 (3)
Van Lerberghe Steven,FRX, Accumulator device for an electric and/or electronic apparatus having a curved shape.
Kim, Min-Han; Park, Do-Hyung; Kwon, Seon-Young; Song, Yu-Mi; Kim, Ji-Hyun; Kim, Kyoung-Hyun, Method for manufacturing positive active material for rechargeable lithium battery and rechargeable lithium battery using same.
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