WO2018111016A1 - 케이블형 이차전지 - Google Patents
케이블형 이차전지 Download PDFInfo
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- WO2018111016A1 WO2018111016A1 PCT/KR2017/014773 KR2017014773W WO2018111016A1 WO 2018111016 A1 WO2018111016 A1 WO 2018111016A1 KR 2017014773 W KR2017014773 W KR 2017014773W WO 2018111016 A1 WO2018111016 A1 WO 2018111016A1
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- WIPO (PCT)
- Prior art keywords
- cable
- secondary battery
- type secondary
- signal line
- cable type
- Prior art date
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/665—Composites
- H01M4/667—Composites in the form of layers, e.g. coatings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/70—Carriers or collectors characterised by shape or form
- H01M4/75—Wires, rods or strips
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/70—Carriers or collectors characterised by shape or form
- H01M4/78—Shapes other than plane or cylindrical, e.g. helical
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0565—Polymeric materials, e.g. gel-type or solid-type
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4278—Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Definitions
- the present invention relates to a cable type secondary battery, and more particularly to a cable type secondary battery having a novel electrode structure.
- Lithium secondary batteries are widely used in various portable electronic devices such as personal computers, camcorders, portable telephones, portable CD players, PDAs, and the like because of their high energy density, high operating voltage, and excellent retention and life characteristics.
- a lithium secondary battery in general, includes a cylindrical or rectangular case and an electrode assembly accommodated in the case together with an electrolyte.
- the electrode assembly is a laminate of a positive electrode, a separator and a negative electrode, and typically has a winding structure or a stack structure in the form of a jelly-roll.
- the cable type secondary battery has a very large ratio of length to diameter, and generally includes an internal electrode, a separator formed to surround the internal electrode, and an external electrode formed to surround the separator.
- Japanese Laid-Open Patent Publication No. 2001-110244 discloses a battery cable having a structure in which a flexible and long secondary battery body is provided in an exterior member and a signal cable is disposed in the exterior member adjacent to the secondary battery body to integrate the same. .
- the cable structure as described above is difficult to assemble the cable-type secondary battery and the signal cable in the same exterior material, the assembly process is difficult and difficult to mass production, and measures for this are required.
- the overall outer diameter of the cable increases.
- the present invention has been made in view of the above problems, and has a cable-type secondary battery having a novel structure that can fundamentally prevent the separation of electrodes that can occur in a cable-type secondary battery composed of an internal electrode and an external electrode
- the purpose is to provide.
- Another object of the present invention is to provide a cable-type secondary battery having a structure capable of preventing an increase in the outer diameter of the cable-type secondary battery by disposing a signal line cable in the cable-type core portion formed inside the cable-type secondary battery. .
- a cable-type core portion An anode wire wound around the outer surface of the cable-shaped core part, spirally wound so as to be spaced apart from each other by a predetermined interval, and including a first porous coating layer formed on an outer surface thereof; And a cathode wire including a cathode wire including a second porous coating layer wound around the outer surface of the cable core part and spirally wound to cross the wound anode wire while corresponding to the predetermined interval.
- a battery is provided.
- the cable type core part may include a signal line cable.
- the signal line cable may be a tubular structure, a spring structure, a cylindrical structure or a polygonal structure.
- the signal line cable may be any one or two or more selected from the group consisting of a sound signal line cable, an optical signal line cable, an electric signal line cable, and an image signal line cable.
- the signal line cable may include an optical fiber cable coated with polyolefin, thermoplastic polyurethane, thermoplastic elastomer, or polyacrylate; Or a metal cable of copper, aluminum or nickel.
- the signal line cable may further include an electromagnetic interference prevention layer surrounding the outer surface.
- first porous coating layer and the second porous coating layer may be an electrolyte layer or a separator independently of each other.
- the cable type secondary battery may have an outer surface coated with a protective coating.
- the cable type secondary battery may be flexible.
- the cable type secondary battery may be a lithium secondary battery.
- the present invention it is possible to fundamentally prevent the separation phenomenon of the electrode that may occur in the internal electrode or the external electrode of the conventional cable-type secondary battery, it is possible to ensure the durability against the bending of the cable-type secondary battery.
- the signal line cable in the cable core part formed inside the cable type secondary battery, a separate occupation space for installing the signal line unit is not required, and an increase in the overall outer diameter of the cable type secondary battery can be prevented.
- the signal line cable which is an optical fiber cable or a metal cable, is disposed at the center of the cable type secondary battery, the signal line cable can be effectively protected from signal interference or moisture.
- FIG. 1 is a perspective view schematically showing the main configuration of a conventional cable type secondary battery.
- FIG. 2 is a view schematically showing a positive electrode wire and a negative electrode wire constituting a cable type secondary battery according to an embodiment of the present invention.
- 3 and 4 are diagrams schematically showing the main configuration of the cable-type secondary battery according to an embodiment of the present invention.
- FIG. 5 is a view schematically showing a cable core part according to an embodiment of the present invention.
- FIG. 6 is a view schematically showing a bent shape of the cable-type secondary battery according to an embodiment of the present invention.
- signal line cable 12 non-electromagnetic field interference prevention layer
- first porous coating layer 30 cathode wire
- FIG. 1 is a perspective view schematically showing the main configuration of a conventional cable-type secondary battery
- Figure 2 is a view schematically showing a positive electrode and a negative electrode constituting a cable-type secondary battery according to an embodiment of the present invention
- 3 and 4 are diagrams schematically showing the main configuration of the cable-type secondary battery 100 according to an embodiment of the present invention.
- a conventional cable type secondary battery includes a sheet-shaped inner electrode 1 wound in a spiral shape, a separator 2 formed around the inner electrode 1, and a spiral on an outer surface of the separator 2.
- the sheet-shaped external electrode 3 wound by has a form sequentially formed from the inside.
- a gap may occur in the winding surface of the wound sheet-shaped inner electrode 1 or the wound sheet-shaped outer electrode 2, thereby causing defects in either electrode.
- the bending radius of the inner electrode 1 and the outer electrode 2 is different, so the tension / shrinkage range is different, and friction occurs while being spaced apart for stress relief. Deterioration of the electrode active material or desorption of the electrode active material occurs, resulting in a short circuit between the electrodes at these spaced portions.
- the second electrode structure is enclosed in a spiral shape to fit the first electrode structure.
- the cable-type secondary battery 100 according to an embodiment of the present invention, the cable-type core portion 10; An anode wire 20 wound around the outer surface of the cable type core part 10 and spirally wound so as to be spaced apart from each other by a predetermined interval, and including a first porous coating layer 23 formed on the outer surface thereof; And a second porous coating layer 33 wound around the outer surface of the cable type core part 10 and spirally wound to cross the wound anode wire 10 while corresponding to the predetermined interval. It includes a negative electrode wire 30 including.
- the anode wire 20 and the cathode wire 30 are formed to cross each other in the same cylindrical or polygonal shape of the virtual, thereby having a new form of electrode arrangement structure deviating from the concept of an internal electrode and an external electrode It features.
- the possibility of a separation phenomenon occurring at the electrode winding surface, which may occur conventionally, is blocked at the source, thereby ensuring durability against bending of the cable type secondary battery.
- the cable-type secondary battery 100 of the present invention is arranged in a state in which the positive electrode 20 and the negative electrode 30 are in contact with each other, the flexibility (flexiblity) is greatly improved, even if repeated bending to the battery There is no problem of damage to the porous coating layers due to friction between the first porous coating layer and the second porous coating layer, and a short circuit between the electrodes occurring in the above-described conventional battery structure can be prevented.
- the positive electrode wire 20 is a conductive wire 21 coated with a positive electrode active material 22, spirally wound on the outer surface of the cable-type core portion 10 in the longitudinal direction of the cable-type secondary battery 100 It is formed to extend.
- a conductor wire serving as a current collector materials such as aluminum, stainless steel, nickel, copper, and silver may be used.
- the cathode active material 22 coated on the surface of the conductor wire 21 a conventional lithium secondary battery may be used.
- a positive electrode active material may be employed.
- the negative electrode wire 30 is a conductive wire 31 coated with a negative electrode active material 32, and is spirally wound on an outer surface of the cable type core part 10 in the longitudinal direction of the cable type secondary battery 100. Is formed extending, the anode wire 20 is formed while crossing.
- the conductor wire 31 serving as the current collector the material used in the above-described positive electrode wire 20 may be used, and as the negative electrode active material 32 coated on the surface of the conductor wire 31, a conventional lithium secondary battery may be used. A negative electrode active material may be employed.
- the cable-shaped core portion 10 to maintain the linear shape of the cable-type secondary battery 100, can prevent the deformation of the battery structure by the external force, and prevent the collapse or deformation of the electrode structure Thus, the flexibility of the cable type secondary battery 100 can be secured.
- first porous coating layer 23 and the second porous coating layer 33 serve to block direct contact between the anode wire 20 and the cathode wire 30, and a separate additional separator is not required. Do not.
- the cable type secondary battery 100 includes a protective coating 40, which is an insulator, which is an electrode against moisture and external shock in the air. It is formed covering the outermost surface of the cable type secondary battery 100 to protect the.
- a conventional polymer resin including a moisture barrier layer may be used as the protective coating 40.
- a conventional polymer resin including a moisture barrier layer may be used as the protective coating 40.
- aluminum or liquid crystal polymer having excellent moisture barrier performance may be used as the moisture barrier layer, and the polymer resin may be PET, PVC, HDPE or epoxy resin.
- the cable type core unit 10 may include a signal line cable.
- the signal line cable is inserted into the cable type secondary battery 100 and extends in the longitudinal direction of the cable type secondary battery 100.
- the signal line cable transmits a predetermined sound signal, an optical signal, an electrical signal, or an image signal generated in a device to which the cable type secondary battery 100 is connected in the cable type secondary battery 100.
- the signal line cable may be a tubular structure, a spring structure, a cylindrical structure or a polygonal cylindrical structure such as a triangular shape, a tetragonal shape, a pentagonal shape, or a hexagonal shape.
- the signal line cable may include an optical fiber cable insulated and protective coated with a material such as polyolefin, thermoplastic polyurethane, thermoplastic elastomer or polyacrylate; Or a metal cable made of copper, aluminum, nickel, or the like, and the signal line cable may exist in various forms, such as having a plurality of twisted wires.
- TPC Tewist Pair Cable
- the specification of the TPC is the amount of oxygen introduced when smelting copper is 300 PPM, the purity is defined as about 99.9%.
- LCOFC Linear Crystal OFC
- OFC Oxygen Free Copper
- the signal line cable is a composite cable such as a video line, a ground line, a microphone line, a right line, a left line, and the like.
- a right line and a left line may have a twisted form or a linear form in a straight line, and the ends may be formed in a general earphone cord form.
- the signal line cable plays a role of winding and signal transmission inside the cable type secondary battery 100, and does not require a separate occupation space for installing the signal line unit, and increases the overall outer diameter of the cable type secondary battery 100.
- the signal line cable which is an optical fiber cable or a metal cable, is disposed at the center of the cable type secondary battery 100, the signal line cable can be effectively protected from signal interference or moisture.
- the cable-shaped core part 10 of the present application includes a signal line cable 11, and the signal line cable 11 is connected to the anode wire 20 and / or the cathode wire 30.
- the cable-shaped core part 10 of the present application may further include an electromagnetic interference prevention layer (12, 13) surrounding the outer surface.
- the electromagnetic interference prevention layer may be formed of a non-conductive electromagnetic interference prevention layer 12 and a conductive electromagnetic interference prevention layer 13, and having such an electromagnetic interference prevention layer, the generation of the electromagnetic field in the power supply unit consisting of the electrode assembly. It is possible to prevent the interference, it is possible to prevent the generation of noise due to the interference in the signal transmission process of the signal transmission device.
- the electromagnetic interference prevention layer may be used as long as the electromagnetic interference interference prevention is possible, and the configuration is not particularly limited. For example, it may consist of two layers of electromagnetic interference prevention layers. In this case, it is preferable that the electromagnetic interference prevention layer directly contacting the signal line cable is a non-conductor, and the electromagnetic interference prevention layer formed thereon is a conductor.
- the non-conductive electromagnetic interference prevention layer 12 prevents direct contact between the signal line cable 11 and the conductor electromagnetic interference prevention layer 13, and the conductive electromagnetic interference prevention layer 13 blocks the electromagnetic field generated from the power supply unit to transmit the signal. Interference can be prevented.
- the non-conductive electromagnetic interference interference layer 12 can be used as long as it is a material which does not pass electricity in principle, it is preferable to use a polymer material having excellent flexibility that does not lower the flexibility of the cable type secondary battery.
- a polymer material PET (polyethylene terephthalate), PVC (polyvinyl chloride), HDPE (high density polyethylene) or epoxy resin may be used.
- the conductive electromagnetic interference prevention layer 13 may be a metal having excellent conductivity, but using such a metal may cause a problem of lowering flexibility of the cable type secondary battery. Therefore, in order to prevent such a decrease in flexibility, it is preferable to use the conductor electromagnetic interference prevention layer of the present invention formed of a metal paste or a carbon paste.
- first porous coating layer 23 and the second porous coating layer 33 may be an electrolyte layer or a separator independently of each other.
- Examples of the electrolyte layer serving as a passage for the ions include a gel polymer electrolyte using PEO, PVdF, PVdF-HFP, PMMA, PAN, or PVAc; Or a solid electrolyte using PEO, polypropylene oxide (PPO), polyethylene imine (PEI), polyethylene sulphide (PES) or polyvinyl acetate (PVAc); Etc.
- the matrix of the solid electrolyte is preferably made of polymer or ceramic glass as a basic skeleton.
- ions may move very slowly in terms of reaction rate, and therefore, it is preferable to use an electrolyte of a gel polymer having easier movement of ions than a solid.
- the gel polymer electrolyte is not excellent in mechanical properties, it may include a support to compensate for this, and such a support may be a pore structure support or a crosslinked polymer. Since the electrolyte layer of the present invention may serve as a separator, a separate separator may not be used.
- the electrolyte layer may further include a lithium salt.
- Lithium salts can improve ionic conductivity and reaction rate, non-limiting examples of which are LiCl, LiBr, LiI, LiClO 4 , LiBF 4 , LiB 10 Cl 10 , LiPF 6 , LiCF 3 SO 3 , LiCF 3 CO 2, LiAsF 6, LiSbF 6, LiAlCl 4, CH 3 SO 3 Li, CF 3 SO 3 Li, (CF 3 SO 2) 2 NLi, chloro available borane lithium, lower aliphatic carboxylic acid lithium, and tetraphenyl lithium borate, etc. have.
- the separator is not limited to a kind thereof, but a porous material made of a polyolefin-based polymer selected from the group consisting of ethylene homopolymer, propylene homopolymer, ethylene-butene copolymer, ethylene-hexene copolymer and ethylene-methacrylate copolymer.
- a polymer substrate Porous made of a polymer selected from the group consisting of polyesters, polyacetals, polyamides, polycarbonates, polyimides, polyetheretherketones, polyethersulfones, polyphenylene oxides, polyphenylenesulfides, polyurethanes and polyethylene naphthalates
- a polymer substrate A porous substrate formed of a mixture of inorganic particles and a binder polymer; Or a separator having a porous coating layer formed of a mixture of inorganic particles and a binder polymer on at least one surface of the porous polymer substrate;
- a foaming agent may be mixed in the liquid phase of the polyolefin, coated on an electrode wire, and then a separator or the like foamed through a foaming phenomenon may be used.
- the inorganic particles are bound to each other by the binder polymer in a state of being filled and in contact with each other, thereby causing an interstitial volume between the inorganic particles. Is formed, and the interstitial volume between the inorganic particles becomes an empty space to form pores.
- the binder polymer is attached to each other so that the inorganic particles are bound to each other, for example, the binder polymer is connected and fixed between the inorganic particles.
- the pores of the porous coating layer is a pore formed by the interstitial volume between the inorganic particles becomes an empty space, which is an inorganic material that is substantially interviewed in a closed packed or densely packed by the inorganic particles It is a space defined by particles. Through the pores of the porous coating layer may provide a path through which lithium ions essential to operate the battery.
- the cable type secondary battery 100 may be any secondary battery, but it is preferable that the cable type secondary battery 100 is a flexible cable type lithium secondary battery free of bending as shown in FIG. 6.
- the cable type secondary battery is used for supplying power to a predetermined electronic device connected to the positive electrode wire and the negative electrode wire.
- the signal line cable transmits an optical signal, a sound signal, an electrical signal, or an image signal generated by the electronic device to the target device along the longitudinal direction of the cable type secondary battery.
- the signal line composite cable type secondary battery may be usefully applied to a power storage system such as a UPS in which an optical communication network and a secondary battery are fused, and a cable type device connected to a portable electronic device such as an earphone.
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Abstract
Description
Claims (10)
- 케이블형 코어부;상기 케이블형 코어부의 외면을 둘러싸며 권취되고, 소정 간격 서로 이격되도록 나선형으로 권취되며, 외면에 형성된 제1 다공성 코팅층을 포함하는 양극 와이어; 및상기 케이블형 코어부의 외면을 둘러싸며 권취되고, 상기 소정 간격에 대응되면서 상기 권취된 양극 와이어와 교차하도록 나선형으로 권취되며, 외면에 형성된 제2 다공성 코팅층을 포함하는 음극 와이어를 포함하는 케이블형 이차전지.
- 제1항에 있어서,상기 케이블형 코어부는, 신호선 케이블을 포함하는 것을 특징으로 하는 케이블형 이차전지.
- 제2항에 있어서,상기 신호선 케이블은, 튜브형 구조, 스프링형 구조, 원통형 구조 또는 다각통형 구조인 것을 특징으로 하는 케이블형 이차전지.
- 제2항에 있어서,상기 신호선 케이블은, 소리신호선 케이블, 광신호선 케이블, 전기신호선 케이블 및 영상신호선 케이블로 이루어진 군으로부터 선택되는 어느 하나 또는 이들 중 2종 이상인 것을 특징으로 하는 케이블형 이차전지.
- 제2항에 있어서,상기 신호선 케이블은, 폴리올레핀, 열가소성 폴리우레탄, 열가소성 엘라스토머 또는 폴리아크릴레이트로 코팅된 광섬유 케이블; 또는 구리, 알루미늄 또는 니켈의 금속 케이블인 것을 특징으로 하는 케이블형 이차전지.
- 제2항에 있어서,상기 신호선 케이블은, 그 외면을 감싸는 전자기장 간섭방지층을 더 포함하는 것을 특징으로 하는 케이블형 이차전지.
- 제1항에 있어서,상기 제1 다공성 코팅층 및 상기 제2 다공성 코팅층은, 서로 독립적으로 전해질층 또는 세퍼레이터인 것을 특징으로 하는 케이블형 이차전지.
- 제1항에 있어서,상기 케이블형 이차전지는, 그 외면이 보호피복으로 코팅되어 있는 것을 특징으로 하는 케이블형 이차전지.
- 제1항에 있어서,상기 케이블형 이차전지는, 플렉시블한 것을 특징으로 하는 케이블형 이차전지.
- 제1항 내지 제9항 중 어느 한 항에 있어서,상기 케이블형 이차전지는 리튬 이차전지인 것을 특징으로 하는 케이블형 이차전지.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201780014260.6A CN108713273B (zh) | 2016-12-14 | 2017-12-14 | 线缆型二次电池 |
JP2018554701A JP6724162B2 (ja) | 2016-12-14 | 2017-12-14 | ケーブル型二次電池 |
EP17879983.9A EP3413389B1 (en) | 2016-12-14 | 2017-12-14 | Cable-type secondary battery |
US16/079,797 US20190058223A1 (en) | 2016-12-14 | 2017-12-14 | Cable-type Secondary Battery |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20160170637 | 2016-12-14 | ||
KR10-2016-0170637 | 2016-12-14 |
Publications (1)
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WO2018111016A1 true WO2018111016A1 (ko) | 2018-06-21 |
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PCT/KR2017/014773 WO2018111016A1 (ko) | 2016-12-14 | 2017-12-14 | 케이블형 이차전지 |
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US (1) | US20190058223A1 (ko) |
EP (1) | EP3413389B1 (ko) |
JP (1) | JP6724162B2 (ko) |
KR (1) | KR102195617B1 (ko) |
CN (1) | CN108713273B (ko) |
WO (1) | WO2018111016A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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EP3512029A4 (en) * | 2016-12-09 | 2019-10-23 | LG Chem, Ltd. | FLEXIBLE SECONDARY CELL |
Families Citing this family (6)
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KR102367368B1 (ko) * | 2018-07-13 | 2022-02-23 | 주식회사 엘지에너지솔루션 | 케이블 배터리를 구비한 데이터 케이블 장치 |
JP7088300B2 (ja) * | 2018-10-12 | 2022-06-21 | 株式会社村田製作所 | 可撓性糸電池及びコネクタ付き可撓性糸電池 |
KR20210063129A (ko) * | 2019-11-22 | 2021-06-01 | 주식회사 엘지에너지솔루션 | 플렉서블 이차전지 |
JP7149317B2 (ja) * | 2020-11-19 | 2022-10-06 | 本田技研工業株式会社 | 固体電池 |
CN112563443B (zh) * | 2020-11-20 | 2022-08-12 | 扬州大学 | 一种柔性电池电极及其制作工艺 |
JP7136943B2 (ja) * | 2021-01-20 | 2022-09-13 | 本田技研工業株式会社 | 固体電池 |
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KR101072292B1 (ko) * | 2010-08-14 | 2011-10-11 | 주식회사 샤인 | 섬유상의 구조체들을 포함하는 전극 조립체 및 이를 포함하는 전지 |
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- 2017-12-14 CN CN201780014260.6A patent/CN108713273B/zh active Active
- 2017-12-14 WO PCT/KR2017/014773 patent/WO2018111016A1/ko active Application Filing
- 2017-12-14 US US16/079,797 patent/US20190058223A1/en not_active Abandoned
- 2017-12-14 KR KR1020170172471A patent/KR102195617B1/ko active IP Right Grant
- 2017-12-14 JP JP2018554701A patent/JP6724162B2/ja active Active
- 2017-12-14 EP EP17879983.9A patent/EP3413389B1/en active Active
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KR20140054131A (ko) * | 2011-08-02 | 2014-05-08 | 존슨 앤드 존슨 비젼 케어, 인코포레이티드 | 생체적합성 와이어 배터리 |
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Cited By (2)
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EP3512029A4 (en) * | 2016-12-09 | 2019-10-23 | LG Chem, Ltd. | FLEXIBLE SECONDARY CELL |
US11316168B2 (en) | 2016-12-09 | 2022-04-26 | Lg Energy Solution, Ltd. | Flexible secondary battery |
Also Published As
Publication number | Publication date |
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KR102195617B1 (ko) | 2020-12-28 |
EP3413389A1 (en) | 2018-12-12 |
KR20180068891A (ko) | 2018-06-22 |
EP3413389A4 (en) | 2019-03-06 |
JP6724162B2 (ja) | 2020-07-15 |
CN108713273A (zh) | 2018-10-26 |
CN108713273B (zh) | 2021-07-13 |
US20190058223A1 (en) | 2019-02-21 |
EP3413389B1 (en) | 2019-10-30 |
JP2019516220A (ja) | 2019-06-13 |
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