WO2015030373A1 - 파우치형 이차전지의 실링 툴 - Google Patents
파우치형 이차전지의 실링 툴 Download PDFInfo
- Publication number
- WO2015030373A1 WO2015030373A1 PCT/KR2014/006899 KR2014006899W WO2015030373A1 WO 2015030373 A1 WO2015030373 A1 WO 2015030373A1 KR 2014006899 W KR2014006899 W KR 2014006899W WO 2015030373 A1 WO2015030373 A1 WO 2015030373A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sealing
- pouch
- secondary battery
- holder
- type secondary
- Prior art date
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 136
- 125000006850 spacer group Chemical group 0.000 claims abstract description 14
- 238000000926 separation method Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 239000000945 filler Substances 0.000 claims description 5
- 235000015110 jellies Nutrition 0.000 claims description 3
- 239000008274 jelly Substances 0.000 claims description 3
- 239000003792 electrolyte Substances 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 5
- 229910052744 lithium Inorganic materials 0.000 description 5
- 239000008151 electrolyte solution Substances 0.000 description 4
- 239000000565 sealant Substances 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 3
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052987 metal hydride Inorganic materials 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
Images
Classifications
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0431—Cells with wound or folded electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/105—Pouches or flexible bags
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/183—Sealing members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/552—Terminals characterised by their shape
- H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/172—Arrangements of electric connectors penetrating the casing
- H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
- H01M50/178—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for pouch or flexible bag cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/547—Terminals characterised by the disposition of the terminals on the cells
- H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
-
- 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
-
- 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 sealing tool of a pouch-type secondary battery, and more particularly, by forming a space between the holder and the sealing block of the sealing tool through the spaced apart member, to give a space to be deformed sealing block to seal the block
- the present invention relates to a sealing tool of a pouch type secondary battery that minimizes the deformation of the sealing surface.
- втори ⁇ ество that are capable of charging and discharging are being actively researched due to the development of high-tech fields such as digital cameras, cell phones, laptops, and hybrid cars.
- secondary batteries include nickel-cadmium batteries, nickel-metal hydride batteries, nickel-hydrogen batteries, and lithium secondary batteries.
- lithium secondary batteries are used as a power source for portable electronic devices, or are used in high-power hybrid vehicles by connecting a plurality of them in series, and the operating voltage is three times higher than that of nickel-cadmium batteries or nickel-metal hydride batteries.
- the energy density per unit weight is also excellent and is being used rapidly.
- Such a lithium secondary battery may be manufactured in various forms, and typical shapes include cylindrical and prismatic types that are mainly used in lithium ion batteries.
- Lithium polymer batteries which are in the spotlight in recent years, are manufactured in a pouch type with flexibility.
- Such a pouch-type lithium polymer battery (hereinafter referred to as "pouch-type secondary battery") is relatively free in shape.
- FIG. 1 illustrates a general pouch type secondary battery 10 and a sealing tool 20 for sealing the pouch type secondary battery 10.
- the pouch type secondary battery 10 includes an electrode tab 12 provided for electrical connection between the pouch 11 and the pouch 11.
- the pouch 11 is injected into the electrolyte solution in an open state, and the electrode tab 12 extends from an electrode assembly (not shown) inside the pouch 11 so as to protrude to the outside of the pouch 11.
- the sealing part 13 is formed to seal the pouch 11 along the edge of the pouch 11.
- a pouch sealant (sealant) is coated on the bonding surface of the sealing portion 13 to serve as a barrier or a protective coating, and the bonding surface of the electrode tab 12 is coated.
- the tab sealant is coated.
- the pouch and tab sealant coated as described above are heated and melted by the sealing tool 20 to seal the sealing portion 13 of the pouch 11.
- the sealing tool 20 is installed on the upper and lower portions of the pouch 11 sealing portion 13 so as to be lifted and lowered by the lifting means 30 to press the sealing portion 13 of the pouch 11 by lifting. At this time, the sealing tool 20 generates heat by a heating means (not shown) built therein to heat the sealing portion 13 of the pouch 11. That is, the pouch 11 is sealed by the sealing tool 20 heat-pressurizing the pouch 11 sealing part 13.
- the sealing tool 20 Since the sealing tool 20 is heated to a high temperature of more than 180 ° C by the heating means built therein, as shown in Figure 2, the heat deformation occurs that the sealing surface 21 protrudes to the outside .
- the sealing thickness of the sealing portion 13 of the pouch 11 is not uniformly formed. That is, the sealing portion 13-1 of the pouch 11 sealed by the central portion 21-1 deformed to protrude out of the sealing surface 21 of the sealing tool 20 is subjected to sufficient pressure necessary for sealing.
- the sealing is made correctly, but the sealing portion 13-2 of the pouch 11, which is sealed by both side portions 21-2 of the sealing tool 20, does not receive sufficient pressure for sealing, and thus sealing is not performed properly. There was a problem such as leakage of the electrolyte solution.
- Patent Document 1 Korean Unexamined Patent Publication No. 2013-0071813
- Patent Document 2 Korean Unexamined Patent Publication No. 2012-0038695
- Patent Document 3 Korean Unexamined Patent Publication No. 2011-0039011
- the present invention is to solve the above problems, an object of the present invention is to form a separation space between the holder and the sealing block of the sealing tool through the separation member, by providing a space to be deformed sealing block sealing block It is to provide a sealing tool of the pouch type secondary battery to minimize the deformation of the sealing surface of the.
- the holder in the sealing tool of the pouch type secondary battery for sealing the pouch in which the electrode assembly is embedded, the holder is installed to be elevated in the upper and lower portions of the pouch; And a sealing block coupled to the holder to seal the pouch by being in contact with the pouch by lifting the holder, wherein the sealing block is spaced apart from the holder to form a space between the holders.
- the apparatus may further include a spacer member interposed in a spaced space between the holder and the sealing block.
- the spacer may be provided as an elastic body having elasticity in a direction in which the holder is elevated.
- the spacer member may be provided as a filler gauge.
- the spacer may be provided in plural numbers and disposed at both ends of the separation space.
- the heating coil may further include a heating coil embedded in the sealing block.
- the electrode assembly is a jelly roll-type electrode assembly wound by sequentially stacking one or more cathode, separator, anode;
- a stack & folding electrode assembly in which a unit cell in which a cathode, a separator, and an anode are sequentially stacked is disposed on a separator having a long film form and then wound in a single direction;
- the negative electrode, the separator, and the positive electrode may be any one of a stack & folding electrode assembly in which a unit cell in which a cathode is sequentially stacked is disposed in a long film type separator and wound in a zigzag direction.
- it may include a pouch type secondary battery manufactured by the sealing tool of the pouch type secondary battery described above.
- FIG. 1 is a perspective view showing a pouch type secondary battery and a conventional sealing tool for sealing the same.
- FIG. 2 is a side view illustrating a pouch type secondary battery and a conventional sealing tool for sealing the same.
- FIG 3 is an exploded perspective view of a sealing tool of a pouch type secondary battery according to the present invention.
- FIG. 4 is a side view of a sealing tool of a pouch type secondary battery according to the present invention.
- FIG. 5 is a side cross-sectional view of a sealing tool of a pouch type secondary battery according to the present invention.
- FIG. 6 and 7 is a functional state diagram of the sealing tool of the pouch type secondary battery according to the present invention.
- FIG. 3 is a view illustrating an exploded state of a sealing tool of a pouch type secondary battery according to an exemplary embodiment of the present invention
- FIG. 4 is a side view of the sealing tool of a pouch type secondary battery according to an exemplary embodiment of the present invention.
- the sealing tool of the pouch type secondary battery illustrated may include a holder installed on the upper and lower portions of the pouch type secondary battery 10 (see FIG. 1) and the lower portion of the pouch 11 (see FIG. 1).
- 100 is coupled to the holder 100 to be in contact with the pouch 11 by lifting the holder 100 to seal the pouch 11 but spaced apart from the holder 100 and spaced apart from the holder 110.
- a sealing block 200 forming (S) and a spacer 300 interposed in the separation space (S) between the holder 100 and the sealing block 200 is included.
- each component of the sealing tool respectively installed on the upper and lower portions of the pouch 11 is the same component only different from the installation position and direction, the sealing tool installed on the upper portion of the pouch 11 for convenience of description below. Only the description will be given.
- the holder 100 is a metal plate having a predetermined thickness, and is formed in a form in which both ends are bent downward. That is, the lower portion is formed in a 'c' shape.
- the lifting means 110 is installed in the middle of the upper surface of the holder 100 to enable the holder 100 to be lifted.
- the elevating means 110 may be provided by a cylinder or the like which is generally used, and is not necessarily limited thereto, and includes all means for elevating the holder 100.
- the sealing block 200 is a rectangular bar shape member made of metal having a length corresponding to the length of the pouch 11 and the sealing part 13.
- the sealing block 200 is configured to close the opened area of the holder 100. 100) is installed in the lower opening. Since the sealing block 200 is installed at the open end of the holder 100 as described above, a space S is formed between the holder 100 and the sealing block 200.
- the heating coil 210 is installed over the entire inner region.
- the heating coil 210 is supplied with electricity to generate heat by the electrical resistance, and serves to heat the sealing block 200.
- the sealing block 200 heated as described above is lowered by the driving of the elevating means 110 so that the lower surface of the sealing block 200 presses the sealing part 13 of the pouch 11.
- the sealing portion 13 of the pouch 11 is heated and pressurized by the sealing block 200 to thereby seal the sealing portion 13.
- the spaced apart member 300 interposed in the spaced space S between the holder 100 and the sealing block 200 has a substantially rectangular box-shaped member having a height corresponding to the bent both side end heights of the holder 100. As a pair, it is provided in pairs and is disposed at both ends of the separation space S.
- the spaced member 300 is to maintain the spaced space (S), and supports the upper inner surface of the holder 100 to prevent the spaced space (S) is reduced by the external force.
- the spacer 300 may be provided as an elastic body having elasticity in the lifting direction of the holder 100 or may be provided as a feeler gauge.
- the spacer 300 is provided with an elastic body in order to cushion the space between the holder 100 and the sealing block 200 so that the sealing is more even when the pouch 11 seal portion 13 is pressurized. And since the filler gauge is generally for measuring the distance between the two parts, the spacer 300 is provided as a filler gauge to measure the change in the height of the separation space (S).
- the above-described spacer member 300 may be used alone or a mixture of elastic or filler gauges. This is a matter that a worker can select arbitrarily.
- FIG. 6 is a side view of the sealing tool of the pouch-type secondary battery according to the present invention, which is a view showing a state before the sealing block 200 is thermally deformed.
- the sealing block 200 to be used in the conditions of high temperature heat deformation occurs as the service life becomes longer.
- the sealing tool 20 is formed of one member as shown in FIG. 2, when the thermal deformation occurs, the lower sealing surface 21 of the sealing tool 20 is thermally deformed and thus stretched. Due to the pouch 11 there was a problem that the sealing portion 13 is not properly sealed.
- the sealing tool is configured to be separated into the holder 100 and the sealing block 200, and the space S is formed therebetween, the sealing block 200 is the space S.
- the heat deformation to the side can also minimize the heat deformation of the lower surface of the sealing block 200. For this reason, the pouch 11 sealing part 13 can be sealed as evenly as possible, and electrolyte leakage can be prevented.
- the pouch 11 sealing portion 13 of the pouch type secondary battery is evenly sealed by the sealing tool configured as described above.
- the pouch-type secondary battery has an electrolyte solution and an electrode assembly embedded in the pouch 11, and may be prevented from leaking to the outside by the sealing of the pouch 11 and the sealing part 13 evenly.
- the electrode assembly described above is a unit cell in which one or more cathodes, separators, and anodes are stacked in turn, and then the unit cell in which the jelly roll type electrode assembly, the cathode, the separator, and the anode are stacked is disposed in a long film-type separator, and then wound in a single direction.
- a stack & folding electrode assembly, a cathode, a separator, and an anode, in which a unit cell is sequentially stacked, are placed in a long film-type separator, and then provided in any one of the stack & folding electrode assemblies wound in a zigzag direction.
- the scope of the present invention is not limited by the electrode assembly embedded in the pouch 11.
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (8)
- 전극조립체가 내장된 파우치를 실링하는 파우치형 이차전지의 실링 툴에 있어서,상기 파우치의 상부 및 하부에서 승강 가능하도록 설치되는 홀더; 및상기 홀더에 결합되어 홀더의 승강에 의해 파우치와 접촉됨으로써 상기 파우치를 실링하되, 상기 홀더와 상호 이격되어 홀더와의 사이에 이격 공간을 형성하는 실링 블록;을 포함하는 파우치형 이차전지의 실링 툴.
- 제1항에 있어서,상기 홀더와 실링 블록의 사이 이격 공간에 개재되는 이격 부재;를 더 포함하는 파우치형 이차전지의 실링 툴.
- 제2항에 있어서,상기 이격 부재는 홀더가 승강되는 방향으로 탄성을 갖는 탄성체로 마련되는 것을 특징으로 하는 파우치형 이차전지의 실링 툴.
- 제2항에 있어서,상기 이격 부재는 필러 게이지로 마련되는 것을 특징으로 하는 파우치형 이차전지의 실링 툴.
- 제2항에 있어서,상기 이격 부재는 복수 개로 마련되어 상기 이격 공간의 양측 단부에 배치되는 것을 특징으로 하는 파우치형 이차전지의 실링 툴.
- 제1항에 있어서,상기 실링 블록의 내부에 내장되는 히팅 코일을 더 포함하는 파우치형 이차전지의 실링 툴.
- 제1항에 있어서,상기 전극조립체는 하나 이상의 음극, 분리막, 양극을 차례로 적층하여 권취한 젤리 롤형 전극조립체; 음극, 분리막, 양극이 차례로 적층된 단위셀을 긴 필름형태의 분리막에 배치한 후 단일 방향으로 권취한 스택(stack) & 폴딩(folding)형 전극조립체; 음극, 분리막, 양극이 차례로 적층된 단위셀을 긴 필름형태의 분리막에 배치한 후 지그재그 방향으로 권취한 스택 & 폴딩형 전극조립체 중 어느 하나인 것을 특징으로 하는 파우치형 이차전지의 실링 툴.
- 제1항 내지 제7항 중 적어도 어느 하나에 기재된 파우치형 이차전지의 실링 툴에 의해 제조되는 파우치형 이차전지.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/414,638 US9882231B2 (en) | 2013-08-30 | 2014-07-28 | Sealing tool for pouch type secondary battery |
EP14820723.6A EP2869361B1 (en) | 2013-08-30 | 2014-07-28 | Sealing tool for pouch-type secondary battery |
CN201480002097.8A CN104603979B (zh) | 2013-08-30 | 2014-07-28 | 袋型二次电池的密封工具 |
JP2015534415A JP6039086B2 (ja) | 2013-08-30 | 2014-07-28 | パウチ型二次電池のシーリングツール |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2013-0103631 | 2013-08-30 | ||
KR1020130103631A KR101763980B1 (ko) | 2013-08-30 | 2013-08-30 | 파우치형 이차전지의 실링 툴 |
Publications (1)
Publication Number | Publication Date |
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WO2015030373A1 true WO2015030373A1 (ko) | 2015-03-05 |
Family
ID=52544249
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2014/006899 WO2015030373A1 (ko) | 2013-08-30 | 2014-07-28 | 파우치형 이차전지의 실링 툴 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9882231B2 (ko) |
EP (1) | EP2869361B1 (ko) |
JP (1) | JP6039086B2 (ko) |
KR (1) | KR101763980B1 (ko) |
CN (1) | CN104603979B (ko) |
TW (1) | TWI518965B (ko) |
WO (1) | WO2015030373A1 (ko) |
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USD825102S1 (en) | 2016-07-28 | 2018-08-07 | Juul Labs, Inc. | Vaporizer device with cartridge |
US10076139B2 (en) | 2013-12-23 | 2018-09-18 | Juul Labs, Inc. | Vaporizer apparatus |
CN112155255A (zh) | 2014-12-05 | 2021-01-01 | 尤尔实验室有限公司 | 校正剂量控制 |
KR101947149B1 (ko) * | 2015-12-16 | 2019-02-13 | 주식회사 엘지화학 | 가압과 열 인가 면적이 증대된 전지케이스의 밀봉 장치 |
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Also Published As
Publication number | Publication date |
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JP2015536025A (ja) | 2015-12-17 |
US9882231B2 (en) | 2018-01-30 |
TW201521269A (zh) | 2015-06-01 |
TWI518965B (zh) | 2016-01-21 |
US20160049682A1 (en) | 2016-02-18 |
JP6039086B2 (ja) | 2016-12-07 |
KR101763980B1 (ko) | 2017-08-01 |
EP2869361B1 (en) | 2017-12-13 |
CN104603979A (zh) | 2015-05-06 |
KR20150025687A (ko) | 2015-03-11 |
EP2869361A4 (en) | 2015-07-15 |
EP2869361A1 (en) | 2015-05-06 |
CN104603979B (zh) | 2017-11-03 |
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