CN108109841A - Stacked capacitor and manufacturing method - Google Patents

Stacked capacitor and manufacturing method Download PDF

Info

Publication number
CN108109841A
CN108109841A CN201711151491.XA CN201711151491A CN108109841A CN 108109841 A CN108109841 A CN 108109841A CN 201711151491 A CN201711151491 A CN 201711151491A CN 108109841 A CN108109841 A CN 108109841A
Authority
CN
China
Prior art keywords
monomer
aluminium
aluminium foil
out terminal
leading
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711151491.XA
Other languages
Chinese (zh)
Inventor
艾燕
夏商
贾明
潘振炎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hunan Aihua Group Co Ltd
Original Assignee
Hunan Aihua Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hunan Aihua Group Co Ltd filed Critical Hunan Aihua Group Co Ltd
Priority to CN201711151491.XA priority Critical patent/CN108109841A/en
Publication of CN108109841A publication Critical patent/CN108109841A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00Fixed capacitors; Processes of their manufacture
    • H01G4/30Stacked capacitors
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G13/00Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G13/00Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
    • H01G13/04Drying; Impregnating

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)

Abstract

The invention discloses a kind of stacked capacitor and manufacturing methods, the anode leading-out terminal and cathode leading-out terminal that the stacked capacitor includes the monomer of multi-disc overlapping and is electrically connected on monomer, every monomer include positive terminal, negative pole end and the shielding tree lace between positive terminal and negative pole end;The negative pole end of each monomer is connected together and is connected with cathode leading-out terminal;The positive terminal of each monomer is connected together and is connected with anode leading-out terminal, the positive terminal of each monomer stretches out the part of shielding tree lace for aluminium foil, aluminium foil is sintering paper tinsel, the welding region for the positive terminal of each monomer and anode leading-out terminal to be welded together is provided on sintering paper tinsel, anode leading-out terminal is electrically connected with welding region.Stacked capacitor provided by the invention and manufacturing method, ESR is small, capacity is big, especially with the obvious advantage in high-voltage product.

Description

Stacked capacitor and manufacturing method
Technical field
The present invention relates to capacitance manufacturing field more particularly to stacked capacitor and manufacturing methods.
Background technology
Lamination solid-state aluminum electrolytic capacitor is using the conducting polymer materials with high conductivity as solid electrolyte Novel slice type electronic element products.It is with volume smaller, performance is more preferable, wide temperature, long-life, high reliability and high-environmental etc. are all More advantages, suitable for miniaturization of electronic products, high frequency, high speed, highly reliable, high-environmental development trend and SMT (Surface Mount Technology, surface mounting technology) requirement.
As shown in Figures 1 to 4, using laminar monomer 10 as elementary cell, monomer is divided into existing lamination solid capacitor Positive terminal 1, negative pole end 3 and between above-mentioned 2 part of shielding tree lace between the two, positive terminal 1 includes valve metal porous foil 7 (Metallic aluminium)And the dielectric film 8 formed on 7 surface of valve metal porous foil(Alundum (Al2O3)), negative pole end 3 include valve metal Porous foil(Metallic aluminium)7 and valve metal porous foil surface formed dielectric film 8(Alundum (Al2O3)), in dielectric film 8 Surface forms solid electrolyte 5(PEDOT), the current collection layer that is formed on solid electrolyte(Carbon-coating 4 and silver layer 6).By a list The positive terminal 1 of body welds together with anode leading-out terminal 20, negative pole end 3 and 30 lamination adhesive of cathode leading-out terminal of monomer 10 One layer of monolithic laminated body is formed together, on the basis of above-mentioned one layer of monolithic laminated body, can be stacked and multiple is monolithically formed multilayer layer Stack.Laminated body is surrounded by thermosetting epoxy resin plastics and is packaged to form a lamination solid capacitor with this.Its In, the center of the lamination solid capacitor upper and lower surface of above-mentioned anode leading-out terminal 20 and cathode leading-out terminal 30 in encapsulation, and Lamination solid capacitor lower surface is fitted in by bending twice.
As shown in Fig. 2, the product structure of existing lamination solid capacitor is simple, positive and negative anodes leading-out terminal is in following table on capacitance The middle position in face and bending fitting and capacitance lower surface afterwards twice.Between the positive terminal 1 of each monomer 10 and positive terminal 1, with And welded together between positive terminal 1 and anode leading-out terminal 20 so that circuit turn-on.The anode end surfaces of monomer 10 are Alundum (Al2O3), centre are aluminium core.If Fig. 3 shows, in the welding process, due to the presence of alundum (Al2O3), cause monomer 10 it Between aluminium core be difficult to contact or contact not exclusively, so as to which resistance herein is larger.And voltage(Anode aluminium foil is pressure-resistant > 51V)More High product, the di-aluminium trioxide film of monolithic surface is thicker, does not almost weld or cannot weld more between monolithic Piece.So allow for that 40 resistance of existing lamination solid capacitor weld are big, capacity is small, are difficult to break through high pressure bottleneck.
Therefore, weld resistance existing for existing lamination solid capacitor candle is big, capacity is small and it is resistance to force down, be one and urgently solve Certainly the problem of.
The content of the invention
Stacked capacitor proposed by the present invention and manufacturing method, it is intended to solve the existing existing welding of lamination solid capacitor candle Place's resistance is big, capacity is small and resistance to the technical issues of forcing down.
According to an aspect of the present invention, a kind of stacked capacitor is provided, monomer and electrical connection including multi-disc overlapping In anode leading-out terminal and cathode leading-out terminal on monomer, every monomer include positive terminal, negative pole end and positioned at positive terminal and Shielding tree lace between negative pole end;The negative pole end of each monomer is connected together and is connected with cathode leading-out terminal;Each monomer Positive terminal be connected together and be connected with anode leading-out terminal, the positive terminal of each monomer stretches out the portion of shielding tree lace for aluminium foil Point, aluminium foil is sintering paper tinsel, is sintered on paper tinsel and is provided with to weld together the positive terminal of each monomer and anode leading-out terminal Welding region, anode leading-out terminal is electrically connected with welding region.
Further, the negative pole end of monolithic monomer and cathode leading-out terminal one layer of monolithic laminated body of composition stacked together, Multiple monolithic laminated bodies are laminated in forms multi-layer laminate together.
Further, the outer surface of multi-disc monomer is packaged with insulating resin, to form lamination solid capacitor;Anode exit Son and cathode leading-out terminal are stretched out outside insulating resin, and are passed through insulating resin and be isolated.
Further, the negative pole end of every monomer includes the deielectric-coating, solid electrolyte, carbon that are coated on aluminium foil surface successively Slurry and silver paste.
Further, aluminium foil uses porous aluminium foil.
According to another aspect of the present invention, a kind of stacked capacitor manufacturing method is also provided, is comprised the following steps:
Sintering:Aluminium powder or aluminium paste are coated on aluminium sheet, and reserves a block welding region in advance in one end of aluminium sheet and is not coated by aluminium Aluminium powder or aluminium paste are sintered on aluminium sheet by powder or aluminium paste under vacuum environment;
Chemical conversion:The aluminium foil sintered is subjected to chemical conversion and arrives predetermined voltage, makes somatomedin film on aluminium foil, wherein, reserved welding Region is not involved in being melted into;
It cuts:Aluminium foil after chemical conversion is cut into preliminary dimension;
Group row:The welding region that the aluminium foil cut is reserved is welded on metal strip, and roller coating shielding tree lace;
Chemical conversion:The aluminium foil that group is sequenced repairs cutting edge, and shielding tree lace region below is immersed forming liquid, and is powered so that medium Film is grown;
Polymerization:Shielding tree lace region below is immersed in oxidant and monomer fluid respectively, controls temperature and humidity, Xun Huan is predetermined After number, make conductive polymer polymer growth inside deielectric-coating surface hole defect;
Soak carbon:The shielding tree lace region below for the aluminium foil having polymerize is immersed in carbon paddle so that carbon paddle is coated on conductive polymer On polymer;
It is dry:The aluminium foil good to leaching carbon is dried at a predetermined temperature;
Leaching silver:Shielding tree lace region below is immersed in silver paste so that silver slurry layer is coated on carbon-coating, forms monomer;
It is dry:The monomer good to leaching silver is dried at a predetermined temperature;
Lamination:Dried monomer from metal strip is cut down, then is welded together with lead frame, forms laminated body;
Plastic packaging:The good laminated body of lamination is packaged with insulating resin.
Having the beneficial effect that acquired by the present invention:
Stacked capacitor provided by the invention and manufacturing method compared with prior art, tradition corrosion chemical conversion are replaced with sintering paper tinsel Aluminium foil prepares lamination solid-state capacitor, welding region is reserved on aluminium foil, this region is caused not grow alundum (Al2O3) Jie Plasma membrane, then this anode exit is welded together with the welding region.Final finished.Stacked capacitor provided by the invention and Manufacturing method, ESR is small, capacity is big, especially with the obvious advantage in high-voltage product.
Description of the drawings
Fig. 1 is the structure diagram of the monomer of existing stacked capacitor;
Fig. 2 is the diagrammatic cross-section of monomer described in Fig. 1;
Fig. 3 is the diagrammatic cross-section of existing stacked capacitor;
Fig. 4 is the dimensional structure diagram of existing stacked capacitor;
Fig. 5 is the laminated construction schematic diagram of invention stacked capacitor;
Fig. 6 is the diagrammatic cross-section of the monomer of invention stacked capacitor.
Drawing reference numeral explanation:
10th, monomer;20th, anode leading-out terminal;30th, cathode leading-out terminal;11st, positive terminal;12nd, negative pole end;13rd, tree lace is shielded; 111st, aluminium foil;112nd, welding region;121st, deielectric-coating;122nd, solid electrolyte;123rd, carbon is starched;124th, silver paste.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
As shown in Figure 5 and Figure 6, first embodiment of the invention proposes a kind of stacked capacitor, includes the monomer of multi-disc overlapping 10 and the anode leading-out terminal 20 and cathode leading-out terminal 30 that are electrically connected on monomer 10, every monomer 10 include positive terminal 11st, negative pole end 12 and the shielding tree lace 13 between positive terminal 11 and negative pole end 12;The negative pole end 12 of each monomer 10 is connected It is connected together and with cathode leading-out terminal 30;The positive terminal 11 of each monomer 10 be connected together and with anode leading-out terminal 20 Connection, the positive terminal 11 of each monomer 10 stretch out the part of shielding tree lace 13 for aluminium foil, and aluminium foil is sintering paper tinsel, is sintered on paper tinsel and sets The welding region 112 for welding together the positive terminal 11 of each monomer 10 and anode leading-out terminal 20 is useful for, anode is drawn Terminal 20 is electrically connected with welding region 112.
Stacked capacitor provided in this embodiment compared with prior art, tradition corrosion formed aluminum foil is replaced with sintering paper tinsel Lamination solid-state capacitor is prepared, welding region is reserved on aluminium foil, this region is caused not grow alundum (Al2O3) medium Film, then this anode exit is welded together with the welding region.Final finished.Stacked capacitor provided in this embodiment, ESR is small, capacity is big, especially with the obvious advantage in high-voltage product.
Preferably, as shown in Figure 5 and Figure 6, stacked capacitor provided in this embodiment, the negative pole end 12 of monolithic monomer 10 with The one layer of monolithic laminated body of composition stacked together of cathode leading-out terminal 30, multiple monolithic laminated bodies are laminated in forms multilayer layer together Stack.Stacked capacitor using laminar monomer 10 as elementary cell, monomer be divided into positive terminal 11, negative pole end 12 and between Above-mentioned 13 part of shielding tree lace between the two, positive terminal 11 include aluminium foil 111(Metallic aluminium)And it is formed on 111 surface of aluminium foil Welding region 112, negative pole end 12 include aluminium foil 111 and 111 surface of aluminium foil formed deielectric-coating 121(Three oxidations two Aluminium), 121 surface of deielectric-coating formed solid electrolyte 122(PEDOT), the current collection layer that is formed on solid electrolyte 122(Carbon Slurry 123 and silver paste 124).In the present embodiment, the welding region 112 of the positive terminal 11 of a monomer is directly drawn with anode Terminal 20 welds together, and the negative pole end 12 of monomer forms one layer of monolithic together with 30 lamination adhesive of cathode leading-out terminal and is stacked Body on the basis of above-mentioned one layer of monolithic laminated body, can be stacked and multiple be monolithically formed multi-layer laminate.Preferably, in the present embodiment In, aluminium foil uses porous aluminium foil.
Further, see Fig. 5, stacked capacitor provided in this embodiment, the outer surface of multi-disc monomer 10 is packaged with absolutely Edge resin, to form lamination solid capacitor;Anode leading-out terminal 20 and cathode leading-out terminal 30 are stretched out outside insulating resin, and are passed through Insulating resin is isolated.In the present embodiment, laminated body by thermosetting epoxy resin plastics surround and with this be packaged so as to Form a lamination solid capacitor.
Preferably, referring to Fig. 5 and Fig. 6, stacked capacitor provided in this embodiment, the negative pole end 12 of every monomer 10 includes Deielectric-coating 121, solid electrolyte 122, the carbon slurry 123 of aluminium foil surface and silver paste 124 are coated on successively.
Preferably, the present embodiment also provides a kind of stacked capacitor manufacturing method, comprises the following steps:
Step S100, it is sintered:Aluminium powder or aluminium paste are coated on aluminium sheet, and reserve a block welding region in advance in one end of aluminium sheet Aluminium powder or aluminium paste are not coated by, aluminium powder or aluminium paste are sintered on aluminium sheet under vacuum environment.
Step S200, it is melted into:The aluminium foil sintered is subjected to chemical conversion to predetermined voltage, makes to grow alundum (Al2O3) on aluminium foil Deielectric-coating, wherein, reserved welding region is not involved in being melted into.
Step S300, cut:Aluminium foil after chemical conversion is cut into preliminary dimension.
Step S400, group row:The welding region that the monomer cut is reserved is welded on metal strip, and roller coating shielding glue Line;
Step S500, it is melted into:The aluminium foil that group is sequenced repairs cutting edge, and shielding tree lace region below is immersed forming liquid, and is led to Electricity is so that deielectric-coating growth;
Step S600, it polymerize:Shielding tree lace region below is immersed in oxidant and monomer fluid respectively, controls temperature and wet Degree after cycling pre-determined number, makes conductive polymer polymer growth inside deielectric-coating surface hole defect.
Step S700, carbon is soaked:The shielding tree lace region below for the aluminium foil having polymerize is immersed in carbon paddle so that carbon paddle coats On conductive polymer polymer.
Step S800, drying:The aluminium foil good to leaching carbon is dried at a predetermined temperature.
Step S900, leaching silver:Shielding tree lace region below is immersed in silver paste so that silver slurry layer is coated on carbon-coating, shape Into monomer.
Step S1000, drying:The monomer good to leaching silver is dried at a predetermined temperature.
Step S1100, lamination:Dried monomer from metal strip is cut down, then is welded together with lead frame, Form laminated body.
Step S1200, plastic packaging:The good laminated body of lamination is packaged with insulating resin.
As shown in table 1, below by taking 2v330uF products as an example, by stacked capacitor provided by the invention and existing lamination electricity The ESR of container(Equivalent Series Resistance, equivalent series resistance)It is compared, the following institute of correction data Show:
Conventional structure The present invention
ESR(mΩ) ESR(mΩ)
1 3.89 3.05
2 3.56 3.15
3 3.45 3.21
4 3.68 3.15
5 3.48 3.3
6 3.21 3.1
7 3.54 3.15
8 3.3 3.08
9 3.4 3.11
10 3.56 2.99
Average value 3.507 3.129
Table 1
The stacked capacitor that the present embodiment is made by stacked capacitor manufacturing method, the positive terminal of monolithic is without three oxidations two The presence of aluminium deielectric-coating, Product jointing is good, and weld resistance is very small, and finished product ESR is greatly reduced than conventional laminated body, capacitor; Sintering aluminium foil possesses higher specific volume than conventional corrosion formed aluminum foil, and can weld multiple monolithics, makes same appearance and size product Capacity can also do more;Its advantage is further apparent in high pressure laminating capacitor.
It these are only the preferred embodiment of the present invention, be not intended to limit the scope of the invention, it is every to utilize this hair The equivalent structure or equivalent flow shift that bright specification and accompanying drawing content are made directly or indirectly is used in other relevant skills Art field, is included within the scope of the present invention.

Claims (6)

1. a kind of stacked capacitor includes the monomer of multi-disc overlapping(10)And it is electrically connected to the monomer(10)On anode Leading-out terminal(20)With cathode leading-out terminal(30), the every monomer(10)Including positive terminal(11), negative pole end(12)And position In the positive terminal(11)With the negative pole end(12)Between shielding tree lace(13);Each monomer(10)Negative pole end (12)Be connected together and with the cathode leading-out terminal(30)Connection;Each monomer(10)Positive terminal(11)Mutually it is connected in Together and with the anode leading-out terminal(20)Connection, which is characterized in that each monomer(10)Positive terminal(11)For aluminium Paper tinsel(111)Stretch out the shielding tree lace(13)Part, the aluminium foil(111)To be sintered paper tinsel, set on the sintering paper tinsel useful In by each monomer(10)Positive terminal(11)With the anode leading-out terminal(20)The welding region welded together (112), the anode leading-out terminal(20)With the welding region(112)Electrical connection.
2. stacked capacitor according to claim 1, which is characterized in that
Monomer described in monolithic(10)Negative pole end(12)With the cathode leading-out terminal(30)One layer of monolithic of composition stacked together Laminated body, multiple monolithic laminated bodies are laminated in forms multi-layer laminate together.
3. stacked capacitor according to claim 2, which is characterized in that
Monomer described in multi-disc(10)Outer surface be packaged with insulating resin, to form lamination solid capacitor;The anode exit Son(20)With the cathode leading-out terminal(30)It stretches out outside the insulating resin, and passes through the insulating resin and be isolated.
4. stacked capacitor according to claim 3, which is characterized in that
The every monomer(10)Negative pole end(12)Including being coated on the aluminium foil successively(111)The deielectric-coating on surface(121)、 Solid electrolyte(122), carbon slurry(123)And silver paste(124).
5. stacked capacitor according to claim 4, which is characterized in that
The aluminium foil(111)Using porous aluminium foil.
6. a kind of stacked capacitor manufacturing method, which is characterized in that comprise the following steps:
Sintering:Aluminium powder or aluminium paste are coated on aluminium sheet, and reserves a block welding region in advance in one end of the aluminium sheet and does not apply Aluminium powder or aluminium paste are covered, the aluminium powder or the aluminium paste are sintered on the aluminium sheet under vacuum environment;
Chemical conversion:The aluminium foil sintered is subjected to chemical conversion and arrives predetermined voltage, makes somatomedin film on the aluminium foil, wherein, it is reserved Welding region is not involved in being melted into;
It cuts:Aluminium foil after chemical conversion is cut into preliminary dimension;
Group row:The welding region that the monomer cut is reserved is welded on metal strip, and roller coating shielding tree lace;
Chemical conversion:The aluminium foil that group is sequenced repairs cutting edge, and the shielding tree lace region below is immersed forming liquid, and is powered and causes Deielectric-coating is grown;
Polymerization:Shielding tree lace region below is immersed in oxidant and monomer fluid respectively, controls temperature and humidity, Xun Huan is predetermined After number, make conductive polymer polymer growth inside deielectric-coating surface hole defect;
Soak carbon:The shielding tree lace region below for the aluminium foil having polymerize is immersed in carbon paddle so that the carbon paddle is coated on institute It states on conductive polymer polymer;
It is dry:The aluminium foil good to leaching carbon is dried at a predetermined temperature;
Leaching silver:Shielding tree lace region below is immersed in silver paste so that silver slurry layer is coated on carbon-coating, forms monomer;
It is dry:The monomer good to leaching silver is dried at a predetermined temperature;
Lamination:Dried monomer from the metal strip is cut down, then is welded together with lead frame, is formed and is stacked Body;
Plastic packaging:The good laminated body of lamination is packaged with insulating resin.
CN201711151491.XA 2017-11-18 2017-11-18 Stacked capacitor and manufacturing method Pending CN108109841A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711151491.XA CN108109841A (en) 2017-11-18 2017-11-18 Stacked capacitor and manufacturing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711151491.XA CN108109841A (en) 2017-11-18 2017-11-18 Stacked capacitor and manufacturing method

Publications (1)

Publication Number Publication Date
CN108109841A true CN108109841A (en) 2018-06-01

Family

ID=62206866

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711151491.XA Pending CN108109841A (en) 2017-11-18 2017-11-18 Stacked capacitor and manufacturing method

Country Status (1)

Country Link
CN (1) CN108109841A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108172403A (en) * 2017-12-19 2018-06-15 湖南艾华集团股份有限公司 Novel powder aluminium positive electrode and aluminium electrolutic capacitor preparation method
CN109216025A (en) * 2018-08-27 2019-01-15 丰宾电子(深圳)有限公司 A kind of vertical stacked capacitor
CN113658805A (en) * 2021-08-31 2021-11-16 湖南艾华集团股份有限公司 High-humidity-resistant laminated aluminum electrolytic capacitor and manufacturing method thereof
CN114709081A (en) * 2022-04-12 2022-07-05 南通飞泰电子科技有限公司 High-capacity low-voltage chip type laminated aluminum capacitor and preparation method thereof
CN115101338A (en) * 2022-04-18 2022-09-23 肇庆绿宝石电子科技股份有限公司 Manufacturing method of laminated capacitor capable of being pasted on two sides
CN115475797A (en) * 2022-09-30 2022-12-16 肇庆绿宝石电子科技股份有限公司 Laminated capacitor and manufacturing method thereof, carrier strip cleaning solution and preparation method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH056828U (en) * 1991-07-05 1993-01-29 日通工株式会社 Multilayer solid electrolytic capacitor
CN101552140A (en) * 2008-02-22 2009-10-07 富士通株式会社 Method for manufacturing electrode foil
US20100284128A1 (en) * 2005-07-26 2010-11-11 Showa Denko K.K. Solid electrolytic capacitor element and solid electrolytic capacitor using same
CN107170582A (en) * 2017-07-01 2017-09-15 湖南艾华集团股份有限公司 A kind of stacked capacitor
CN207602404U (en) * 2017-11-18 2018-07-10 湖南艾华集团股份有限公司 Stacked capacitor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH056828U (en) * 1991-07-05 1993-01-29 日通工株式会社 Multilayer solid electrolytic capacitor
US20100284128A1 (en) * 2005-07-26 2010-11-11 Showa Denko K.K. Solid electrolytic capacitor element and solid electrolytic capacitor using same
CN101552140A (en) * 2008-02-22 2009-10-07 富士通株式会社 Method for manufacturing electrode foil
CN107170582A (en) * 2017-07-01 2017-09-15 湖南艾华集团股份有限公司 A kind of stacked capacitor
CN207602404U (en) * 2017-11-18 2018-07-10 湖南艾华集团股份有限公司 Stacked capacitor

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108172403A (en) * 2017-12-19 2018-06-15 湖南艾华集团股份有限公司 Novel powder aluminium positive electrode and aluminium electrolutic capacitor preparation method
CN109216025A (en) * 2018-08-27 2019-01-15 丰宾电子(深圳)有限公司 A kind of vertical stacked capacitor
CN113658805A (en) * 2021-08-31 2021-11-16 湖南艾华集团股份有限公司 High-humidity-resistant laminated aluminum electrolytic capacitor and manufacturing method thereof
CN114709081A (en) * 2022-04-12 2022-07-05 南通飞泰电子科技有限公司 High-capacity low-voltage chip type laminated aluminum capacitor and preparation method thereof
CN115101338A (en) * 2022-04-18 2022-09-23 肇庆绿宝石电子科技股份有限公司 Manufacturing method of laminated capacitor capable of being pasted on two sides
CN115475797A (en) * 2022-09-30 2022-12-16 肇庆绿宝石电子科技股份有限公司 Laminated capacitor and manufacturing method thereof, carrier strip cleaning solution and preparation method
CN115475797B (en) * 2022-09-30 2024-04-05 肇庆绿宝石电子科技股份有限公司 Laminated capacitor and manufacturing method thereof, carrier strip cleaning liquid and preparation method thereof

Similar Documents

Publication Publication Date Title
CN108109841A (en) Stacked capacitor and manufacturing method
CN109698072A (en) The manufacturing method and solid electrolytic capacitor of solid electrolytic capacitor
CN101356606B (en) Metal electrolytic capacitor and method manufacturing thereof
US6400556B1 (en) Solid electrolytic capacitor and method of fabricating the same
JP2003133183A (en) Solid electrolytic capacitor and method of manufacturing the same
JP2010135750A (en) Solid electrolytic capacitor and method of manufacturing the same
CN107275091A (en) Solid electrolytic capacitor
CN103268822A (en) Solid electrolyte aluminum electrolytic capacitor and manufacturing method thereof
CN207602404U (en) Stacked capacitor
CN104916443A (en) High-voltage chip-type conducting polymer solid electrolyte tantalum capacitor and manufacturing method thereof
CN100378883C (en) Anode for solid electrolytic capacitor and solid electrolytic capacitor using anode
CN108766771A (en) Moisture-proof lamination solid-state aluminum electrolytic capacitor and manufacturing method
CN109637811B (en) Ultra-thin polymer sheet type laminated solid aluminum electrolytic capacitor and preparation method thereof
CN103366957A (en) Multi-core-combined ceramic capacitor and manufacturing method thereof
JPH11219861A (en) Electrolytic capacitor and manufacture thereof
CN103280320A (en) Polymer solid aluminum electrolytic capacitor and manufacturing method thereof
CN207441481U (en) A kind of polymer chip-type laminated solid aluminum electrolytic capacitor of multilayer fuse
CN106971851A (en) A kind of method for preparing the chip-type laminated solid aluminum electrolytic capacitor of polymer
CN107170582A (en) A kind of stacked capacitor
US20160379761A1 (en) Method for fabricating solid electrolytic capacitors
CN106783180B (en) A kind of method for preparing high working voltage polymer chip laminated aluminum electrolytic capacitor
CN106783177A (en) A kind of method for preparing the chip-type laminated solid aluminum electrolytic capacitor of thin polymeric
CN209133591U (en) A kind of high capacity lithium ion battery
CN207302883U (en) A kind of stacked capacitor
JP2018032769A (en) Solid electrolytic capacitor element, solid electrolytic capacitor, method for manufacturing solid electrolytic capacitor element, and method for manufacturing solid electrolytic capacitor

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20180601

RJ01 Rejection of invention patent application after publication