WO2015046908A1 - 전지셀 표면 인쇄 방법 - Google Patents
전지셀 표면 인쇄 방법 Download PDFInfo
- Publication number
- WO2015046908A1 WO2015046908A1 PCT/KR2014/008952 KR2014008952W WO2015046908A1 WO 2015046908 A1 WO2015046908 A1 WO 2015046908A1 KR 2014008952 W KR2014008952 W KR 2014008952W WO 2015046908 A1 WO2015046908 A1 WO 2015046908A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- battery cell
- thermal transfer
- transfer film
- battery
- release paper
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 51
- 210000004027 cell Anatomy 0.000 title claims description 117
- 238000003854 Surface Print Methods 0.000 title claims description 19
- 238000012546 transfer Methods 0.000 claims abstract description 96
- 239000012790 adhesive layer Substances 0.000 claims abstract description 22
- 238000007639 printing Methods 0.000 claims abstract description 17
- 238000004804 winding Methods 0.000 claims abstract description 7
- 239000010410 layer Substances 0.000 claims description 24
- 229920005989 resin Polymers 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052744 lithium Inorganic materials 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000002952 polymeric resin Substances 0.000 claims description 3
- 229920003002 synthetic resin Polymers 0.000 claims description 3
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims description 2
- 239000003792 electrolyte Substances 0.000 claims description 2
- 230000008569 process Effects 0.000 description 18
- 238000010586 diagram Methods 0.000 description 4
- 238000007649 pad printing Methods 0.000 description 4
- 239000008151 electrolyte solution Substances 0.000 description 3
- -1 polyethylene terephthalate Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- 229920006284 nylon film Polymers 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920005672 polyolefin resin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009281 ultraviolet germicidal irradiation Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
- B41M5/382—Contact thermal transfer or sublimation processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F16/00—Transfer printing apparatus
- B41F16/0006—Transfer printing apparatus for printing from an inked or preprinted foil or band
- B41F16/004—Presses of the reciprocating type
- B41F16/0046—Presses of the reciprocating type with means for applying print under heat and pressure, e.g. using heat activable adhesive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F16/00—Transfer printing apparatus
- B41F16/0006—Transfer printing apparatus for printing from an inked or preprinted foil or band
- B41F16/0073—Transfer printing apparatus for printing from an inked or preprinted foil or band with means for printing on specific materials or products
- B41F16/008—Transfer printing apparatus for printing from an inked or preprinted foil or band with means for printing on specific materials or products for printing on three-dimensional articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/315—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
- B41J2/32—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads
- B41J2/325—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads by selective transfer of ink from ink carrier, e.g. from ink ribbon or sheet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
- B41M7/0027—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock using protective coatings or layers by lamination or by fusion of the coatings or layers
-
- 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
-
- 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
-
- 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
- H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
-
- 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
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/117—Inorganic material
- H01M50/119—Metals
-
- 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
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/121—Organic material
-
- 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
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
- H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
- H01M50/126—Primary casings; Jackets or wrappings characterised by the material having a layered structure comprising three or more layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M2205/00—Printing methods or features related to printing methods; Location or type of the layers
- B41M2205/10—Post-imaging transfer of imaged layer; transfer of the whole imaged layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Definitions
- the present invention relates to a battery cell surface printing method, and more particularly, a method of printing information on the surface of the battery cell using a thermal transfer machine, a thermal transfer film in which an adhesive layer for displaying information on a release paper is laminated.
- It relates to a battery cell surface printing method comprising the step of adhering the adhesive layer, and the step of winding the release paper of the thermal transfer film by a release paper roller.
- lithium secondary batteries with high energy density, high operating voltage, and excellent storage and life characteristics are used for various mobile devices as well as various electronic products. It is widely used as an energy source.
- the secondary battery may be used as a removable structure that can be inserted and detached freely depending on the type of external device in which the secondary battery is used, or may be used as a built-in structure that is embedded in an external device.
- devices such as notebooks can be inserted and removed from the battery according to the user's needs, while devices such as some phones and MPEG Audio Layer-3 (MP3) may have problems with their structure and capacity. It may be required to use it.
- MP3 MPEG Audio Layer-3
- Product information regarding the secondary battery is displayed on the surface of the secondary battery so that the characteristics, performance, and use of the battery can be confirmed. That is, by printing the product information such as the type, voltage, capacity of the secondary battery on the surface of the battery, it is possible to easily check the product information of the secondary battery, thereby preventing improper use and predicting performance.
- the method of displaying the product information on the secondary battery is various, for example, a method of attaching a label on which the product information is printed is on the surface of the battery. There is a problem of separation again.
- the product information is printed on the surface of the secondary battery using the PAD printing method, but excessive setting time by various variables is required when setting the conditions of the PAD printing job, and there is also difficulty in maintenance.
- the UV irradiation process is required after the PAD printing, there is a disadvantage in that a cost in accordance with the equipment and the process performed accordingly.
- the present invention aims to solve the problems of the prior art as described above and the technical problems that have been requested from the past.
- Still another object of the present invention is to provide a battery cell in which battery cell information is printed by the battery cell surface printing method.
- the battery cell surface printing method according to the present invention in the process of printing the battery cell information on the conventional battery cells, that is, attaching a label, or using a PAD printing method in the bubble generation, peeling, or equipment configuration
- the battery cell surface printing method according to the present invention in the process of printing the battery cell information on the conventional battery cells, that is, attaching a label, or using a PAD printing method in the bubble generation, peeling, or equipment configuration
- a battery cell transfer unit configured to transfer the battery cells to sequentially perform thermal transfer on a plurality of battery cells
- It may be configured to include a structure.
- the heat stamp may perform the thermal transfer process at a temperature that does not cause a chemical change of the battery cell, in detail, the thermal transfer may be performed at a temperature of 30 degrees to 60 degrees Celsius.
- the thermal transfer is performed at a temperature of less than 30 degrees, a part of the adhesive layer may not be attached to the battery cell among the thermal transfer films, and when the thermal transfer is performed at a temperature greater than 60 degrees, the battery cell is deteriorated. As a result, the reaction between the electrode active material and the electrolyte may be promoted, and the battery cell may expand with the gas generated therefrom, which is not preferable.
- the heat stamp may pressurize the thermal transfer film and the battery cell at a pressure of 0.5 bar to 1.5 bar. If the pressure is less than 0.5 bar, the adhesion of the adhesive layer is not easy, and if it is more than 1.5 bar, the electrode of the battery cell may be distorted or broken is not preferable.
- the specific process of printing information on the surface of the battery cell using the thermal transfer machine is as follows.
- the thermal transfer film is positioned on one surface of the battery cell. Then, heat and pressure are applied to attach the thermal transfer film onto the battery cell using a heat stamp. The adhesive layer of the thermal transfer film is attached to the battery cell, and the remaining release paper is wound on a release paper roller.
- the adhesive layer of the thermal transfer film is formed at regular intervals on the release paper, the battery cell is moved so that the thermal transfer is sequentially performed through the battery cell transfer unit. Therefore, it is possible to perform the thermal transfer process on the surface of the battery cell continuously by the rotation of the thermal transfer roller and the release paper roller, and the operation of the battery cell transfer unit.
- the thermal transfer film has a structure in which an adhesive layer is formed on a release paper, and the adhesive layer may be formed in a structure in which an adhesive layer and a printing layer are stacked. Information of the battery cell is printed on the printed layer, and the adhesive layer may be formed in a structure in which the printed layer is adhered to the surface of the battery cell when heat and pressure are applied.
- the material of the printing layer is not particularly limited, and may be formed of, for example, paper, polymer resin, or metal.
- the battery cell information of the printed layer may include, for example, the manufacturer, logo, date of manufacture, battery cell type, voltage, capacity of the battery cell, or a combination of two or more of the battery cell information. Some or all of them may be formed of a code recognized by a separate recognition device. For example, it may be formed of a barcode, a QR code, or the like.
- the type of the battery cell is not particularly limited, and, for example, an electrode assembly of an anode, a cathode, and a separator structure interposed between the anode and the cathode is impregnated with an electrolyte solution and formed into a pouch type case of a rectangular can or laminate sheet. It may be formed into a built-in structure.
- the battery cell may be a rectangular battery cell in which the electrode assembly is accommodated in a rectangular can, or a pouch type battery cell in which the electrode assembly is accommodated in a pouch type case of a laminate sheet.
- the prismatic can may be formed, for example, in a rectangular parallelepiped structure having an open top.
- the prismatic can may be manufactured by storing an electrode assembly in the prismatic can and coupling an insulating cap to the top.
- the laminate sheet is composed of a laminate sheet including a resin layer having excellent durability, a barrier metal layer, and a heat-melt resin sealant layer, and may be in a form in which the resin layers are thermally fused to each other.
- the resin layer should have excellent resistance from the external environment, it is necessary to have a predetermined tensile strength and weather resistance.
- PET polyethylene terephthalate
- a stretched nylon film may be used as the polymer resin of the outer resin layer, but are not limited thereto.
- metal layer may be used as the metal layer to exert a function of improving the strength of the battery case in addition to a function of preventing inflow or leakage of foreign substances such as gas and moisture.
- the resin sealant layer for example, has a heat sealability (heat adhesion), low hygroscopicity to suppress the penetration of the electrolyte solution, polyolefin resin that is not expanded or eroded by the electrolyte solution may be used.
- heat sealability heat adhesion
- polyolefin resin that is not expanded or eroded by the electrolyte solution
- unstretched polypropylene CPP
- the battery cell may be a lithium secondary battery having a high energy density and a large discharge voltage.
- the lithium secondary battery include a lithium ion secondary battery, a lithium polymer secondary battery, and the like, and may also include a nickel hydrogen secondary battery.
- the present invention also provides a battery cell characterized in that the information is printed by the battery cell surface printing method.
- the present invention also provides a device comprising the battery cell as a power source.
- the battery cell may be used include mobile phones, portable computers, smart phones, smart pads, netbooks, light electronic vehicles (LEVs), electric vehicles, hybrid electric vehicles, plug-in hybrid electric vehicles, or power storage. And devices such as apparatuses.
- FIG. 1 is a schematic diagram of a battery cell surface printing process according to an embodiment of the present invention.
- FIG. 2 is a flowchart illustrating a method of printing a battery cell surface according to FIG. 1;
- FIG. 3 is a schematic diagram of a square battery cell printed with battery cell information.
- FIG. 1 is a schematic diagram of a battery cell surface printing process according to an embodiment of the present invention
- Figure 2 is a flow chart of a battery cell surface printing method.
- the thermal transfer machine 100 includes a thermal transfer film 110 wound around the thermal transfer roller 110 on which the thermal transfer film 200 is wound and the thermal transfer film 110 on the battery cell 304 ( A heat stamp 130 that applies heat and pressure to the 200, a release paper roller 120 winding the release paper 210 after performing thermal transfer on the battery cell 304, and a plurality of battery cells 302, 304, and 306. It has a structure including a battery cell transfer unit (not shown) for transferring the battery cells 302, 304, 306 so that the thermal transfer can be performed sequentially.
- the process of performing surface printing of the battery cells 302, 304, and 306 using the thermal transfer machine 100 is as follows.
- the thermal transfer film 200 having the adhesive layer 220 laminated on the release paper 210 is manufactured.
- the adhesive layer 220 includes a printing layer on which the battery cell information is printed and an adhesive layer attached to the battery cell in the thermal transfer process, and the thermal transfer layer 220 is disposed at regular intervals on the release paper 210. Film 200 is produced.
- the manufactured thermal transfer film 200 is installed on the thermal transfer roller 110 of the thermal transfer machine 100. Thereafter, the thermal transfer film 200 provided on the thermal transfer roller 110 is taken out so that the adhesive layer 220 of the thermal transfer film 200 is positioned on one surface of the battery cell 304. Next, the adhesive layer 220 of the thermal transfer film 200 is applied to one surface of the battery cell 304 by applying heat of 40 degrees to 50 degrees and a pressure of 1 bar to the thermal transfer film 200 with the heat stamp 130. After the adhesive layer 220 is separated, the remaining release paper 210 is wound on the release paper roller 120.
- the battery cell transfer unit sequentially moves the battery cells 302, 304, and 306 to perform surface printing through a thermal transfer process. Therefore, it is possible to perform a thermal transfer process on the surface of the battery cell 304 continuously by the rotation of the thermal transfer roller 110 and the release paper roller 120, and the operation of the battery cell transfer unit.
- FIG. 3 is a schematic diagram of a battery cell in which the battery cell information is printed by the method of printing a battery cell surface according to an embodiment of the present invention.
- the battery cell 300 has an electrode assembly embedded in a rectangular battery cell case 310 having a rectangular parallelepiped structure at one side thereof, and a cap plate 320 at an open side of the battery cell case 310. Is combined.
- the battery cell information 330 is printed on one surface of the battery cell case 310, and the battery cell information is printed by a process according to the description of FIGS. 1 and 2.
- the battery cell information 330 includes a manufacturer, a logo, a date of manufacture, a type of battery cell, a voltage, a capacity, or precautions for use. Some of the battery cell information is indicated by a barcode 332.
- the battery cell surface printing method according to the present invention is a process of printing the battery cell information on the conventional battery cells, that is, attaching a label, or bubbles generated, peeling, Or by solving the problems such as high cost according to the equipment configuration, it provides an effect that can print the battery cell information on the surface of the battery cell with a simple process and low cost.
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- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Materials Engineering (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Decoration By Transfer Pictures (AREA)
Abstract
Description
Claims (14)
- 열전사기를 이용하여 전지셀의 표면에 정보를 인쇄하는 방법으로서,이형지 상에 정보를 표시하는 점착층이 적층되어 있는 열전사 필름이 권취되어 있는 열전사 롤러로부터 열전사 필름을 인취하는 과정;상기 열전사 필름을 전지셀의 일면 상에 위치시키는 과정;상기 열전사 필름에 열과 압력을 가하여 전지셀의 일면 상에 열전사 필름의 점착층을 부착시키는 과정; 및이형지 롤러에 의해 열전사 필름의 이형지를 권취하는 과정;을 포함하는 것을 특징으로 하는 전지셀 표면 인쇄 방법.
- 제 1 항에 있어서, 상기 열전사기는,열전사 필름이 권취되어 있는 열전사 롤러;상기 전지셀 상에서 열전사 롤러로부터 인취된 열전사 필름에 열과 압력을 가하는 히트 스탬프;전지셀에 대한 열전사 수행 후 이형지를 권취하는 이형지 롤러; 및다수의 전지셀들에 대해 열전사를 순차적으로 수행할 수 있도록 전지셀을 이송하는 전지셀 이송부;를 포함하는 구조로 이루어진 것을 특징으로 하는 전지셀 표면 인쇄 방법.
- 제 2 항에 있어서, 상기 히트 스탬프는 섭씨 30도 내지 60도의 온도로 열전사를 수행하는 것을 특징으로 하는 전지셀 표면 인쇄 방법.
- 제 2 항에 있어서, 상기 히트 스탬프는 0.5 bar 내지 1.5 bar의 압력으로 열전사 필름과 전지셀을 가압하는 것을 특징으로 하는 전지셀 표면 인쇄 방법.
- 제 1 항에 있어서, 상기 점착층은 전지셀의 정보가 표시되어 있는 인쇄층, 및 상기 인쇄층을 전지셀에 접착시키는 접착층을 포함하는 것을 특징으로 하는 전지셀 표면 인쇄 방법.
- 제 5 항에 있어서, 상기 인쇄층은 종이, 고분자 수지 또는 금속으로 형성되어 있는 것을 특징으로 하는 전지셀 표면 인쇄 방법.
- 제 5 항에 있어서, 상기 인쇄층의 전지셀 정보는 전지셀의 제조회사, 로고, 제조년월일, 및 전지셀의 종류 중 하나 또는 둘 이상의 조합을 포함하는 것을 특징으로 하는 전지셀 표면 인쇄 방법.
- 제 5 항에 있어서, 상기 인쇄층의 전지셀 정보는 전지셀의 제조회사, 제조년월일, 및 전지셀의 종류에 관한 정보 중 적어도 하나 이상이 입력된 바코드를 포함하는 것을 특징으로 하는 전지셀 표면 인쇄 방법.
- 제 1 항에 있어서, 상기 전지셀은, 전해액이 함침되어 있고 양극, 음극, 및 상기 양극 및 음극 사이에 개재된 분리막 구조의 전극조립체가 각형 캔 또는 라미네이트 시트의 파우치형 케이스에 내장되어 있는 전지셀인 것을 특징으로 하는 전지셀 표면 인쇄 방법.
- 제 9 항에 있어서, 상기 라미네이트 시트는 수지층과 금속층을 포함하는 라미네이트 시트인 것을 특징으로 하는 전지셀 표면 인쇄 방법.
- 제 1 항에 있어서, 상기 전지셀은 리튬 이차전지인 것을 특징으로 하는 전지셀 표면 인쇄 방법.
- 제 1 항 내지 제 11 항 중 어느 하나에 따른 전지셀 표면 인쇄 방법으로 전지셀 정보가 인쇄된 것을 특징으로 하는 전지셀.
- 제 12 항에 따른 전지셀을 전원으로 포함하고 있는 것을 특징으로 하는 디바이스.
- 제 13 항에 있어서, 상기 디바이스는 휴대폰, 휴대용 컴퓨터, 스마트폰, 스마트 패드, 넷북, LEV(Light Electronic Vehicle), 전기자동차, 하이브리드 전기자동차, 플러그-인 하이브리드 전기자동차, 및 전력저장장치로부터 선택되는 것을 특징으로 하는 디바이스.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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JP2016517499A JP6506263B2 (ja) | 2013-09-30 | 2014-09-25 | 電池セル表面印刷方法 |
EP14848120.3A EP3037272B1 (en) | 2013-09-30 | 2014-09-25 | Battery cell surface printing method |
CN201480053511.8A CN105579240B (zh) | 2013-09-30 | 2014-09-25 | 用于对电池单体的表面进行印刷的方法 |
US15/025,079 US20160236482A1 (en) | 2013-09-30 | 2014-09-25 | Method for printing surface of battery cell |
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KR20130116228 | 2013-09-30 | ||
KR10-2013-0116228 | 2013-09-30 |
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WO2015046908A1 true WO2015046908A1 (ko) | 2015-04-02 |
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PCT/KR2014/008952 WO2015046908A1 (ko) | 2013-09-30 | 2014-09-25 | 전지셀 표면 인쇄 방법 |
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US (1) | US20160236482A1 (ko) |
EP (1) | EP3037272B1 (ko) |
JP (1) | JP6506263B2 (ko) |
KR (2) | KR20150037608A (ko) |
CN (1) | CN105579240B (ko) |
TW (1) | TWI546204B (ko) |
WO (1) | WO2015046908A1 (ko) |
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KR102256454B1 (ko) * | 2016-07-22 | 2021-06-03 | 주식회사 엘지화학 | 고체 잉크 입자들로 인쇄된 바코드부를 포함하는 이차전지 |
CN108099471B (zh) * | 2017-11-28 | 2020-10-13 | 嘉兴麦瑞网络科技有限公司 | 一种锂电池外壳加工设备 |
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- 2014-09-25 US US15/025,079 patent/US20160236482A1/en not_active Abandoned
- 2014-09-25 WO PCT/KR2014/008952 patent/WO2015046908A1/ko active Application Filing
- 2014-09-25 CN CN201480053511.8A patent/CN105579240B/zh active Active
- 2014-09-25 JP JP2016517499A patent/JP6506263B2/ja active Active
- 2014-09-26 TW TW103133543A patent/TWI546204B/zh active
- 2014-09-29 KR KR20140129938A patent/KR20150037608A/ko active Application Filing
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2016
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Also Published As
Publication number | Publication date |
---|---|
KR20160075443A (ko) | 2016-06-29 |
CN105579240A (zh) | 2016-05-11 |
KR101848471B1 (ko) | 2018-04-12 |
TW201534489A (zh) | 2015-09-16 |
EP3037272A4 (en) | 2016-10-26 |
TWI546204B (zh) | 2016-08-21 |
EP3037272B1 (en) | 2020-05-20 |
CN105579240B (zh) | 2018-10-19 |
JP2016538679A (ja) | 2016-12-08 |
JP6506263B2 (ja) | 2019-04-24 |
KR20150037608A (ko) | 2015-04-08 |
US20160236482A1 (en) | 2016-08-18 |
EP3037272A1 (en) | 2016-06-29 |
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