CN110223839A - A kind of screen printing apparatus of capacitor and the manufacturing method of capacitor - Google Patents
A kind of screen printing apparatus of capacitor and the manufacturing method of capacitor Download PDFInfo
- Publication number
- CN110223839A CN110223839A CN201910620673.XA CN201910620673A CN110223839A CN 110223839 A CN110223839 A CN 110223839A CN 201910620673 A CN201910620673 A CN 201910620673A CN 110223839 A CN110223839 A CN 110223839A
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- China
- Prior art keywords
- cutting line
- line area
- several
- area
- figures
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/08—Machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
- B41F15/34—Screens, Frames; Holders therefor
- B41F15/36—Screens, Frames; Holders therefor flat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/12—Stencil printing; Silk-screen printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/26—Printing on other surfaces than ordinary paper
- B41M1/34—Printing on other surfaces than ordinary paper on glass or ceramic surfaces
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G13/00—Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/30—Stacked capacitors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2215/00—Screen printing machines
- B41P2215/10—Screen printing machines characterised by their constructional features
- B41P2215/12—Screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2215/00—Screen printing machines
- B41P2215/50—Screen printing machines for particular purposes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
- H01G4/12—Ceramic dielectrics
Abstract
The invention discloses the manufacturing method of a kind of screen printing apparatus of capacitor and capacitor, the equipment includes printing screen, and the silk screen figure of printing screen includes cutting line area figure, product area figure, black patch regional graphics；Cutting line area figure, product area figure, black patch regional graphics form silk screen figure according to preset requirement permutation and combination；It include the figure of several interior electrodes in product area figure；Cutting line area figure is used to be cut to obtain to ceramic membrane laminated body, and cutting line area figure includes several blank parts figures and several filling figures in addition to blank parts figure, and blank parts figure when cutting for being aligned；Black patch regional graphics are for being fixed ceramic membrane in lamination；This device and method can reduce product area and edge cutting line area thickness difference after lamination, reduce the chip deformation in target product region and cutting line area intersection location, to improve cutting qualification rate.
Description
Technical field
The present invention relates to multilayer ceramic capacitor manufacturing fields, and in particular, to a kind of screen printing apparatus of capacitor
And the manufacturing method of capacitor.
Background technique
As multiple-layer sheet ceramic capacitor constantly develops to the direction Gao Ronghua, the number of plies of interior electrode and medium is increasingly
It is high.Multiple-layer sheet ceramic capacitor is printed electrode figure in ceramic dielectric films on piece, is then formed by intersecting stacked offset,
The electrode pattern printed using traditional silk screen equipment, after lamination, lamination, since cutting line area does not print interior electrode, and
For product area due to being stacked interior electrode, the thickness difference for eventually leading to product area and cutting line area is increasing, when lamination
Product area can be subjected to displacement with cutting line area due to drop problem, and chip appearance is severely deformed, become waste product after cutting.
Summary of the invention
The present invention provides the manufacturing method of a kind of screen printing apparatus of capacitor and capacitor, this device and method energy
Enough product area and edge cutting line area thickness difference after reducing lamination, reduction product area and cutting line area intersection location
Chip deformation, to improve cutting qualification rate.
For achieving the above object, one aspect of the present invention provides a kind of screen printing apparatus of capacitor, described to set
Standby includes printing screen, and the silk screen figure of printing screen includes several cutting line area figures, several product area figures, several
Black patch regional graphics；Several cutting line area figures, several product area figures, several black patch regional graphics are according to preset requirement
Permutation and combination forms silk screen figure；It include the figure of several interior electrodes in product area figure；Cutting line area figure is used for
Cut to obtain laminated body to ceramic membrane, cutting line area figure includes several blank parts figures and several except gutter
Filling figure outside component shape, blank parts figure when cutting for being aligned；Black patch regional graphics are used in lamination pair
Ceramic membrane is fixed.
The graphic designs of silk screen equipment printing of the present invention are aligned in cutting using the blank position of cutting line area,
Cutting line area figure is using electrode size filling is bitten, since cutting line area printing area is larger, it is ensured that in layer
Product area is consistent with the cumulative thickness of cutting line area after pressure, asks to solve the deformation of thickness difference present in traditional design
Topic.
Wherein, product area includes several figures according to the evenly distributed interior electrode of preset requirement, interior electrode
Electrode size for being formed the interior electrode of product by figure by way of silk-screen printing on ceramic membrane.
Wherein, black patch regional graphics for starching thoroughly, the region fixed diaphragm in lamination.
Wherein, several blank parts figures and several blank maps in addition to blank parts figure in cutting line area figure
Shape is regularly arranged and is uniformly distributed, i.e. blank parts figure in cutting line area figure and the filling in addition to blank parts figure
Figure is alternately arranged along the y axis, and several blank parts figures and several filling figures in addition to blank parts figure uniformly divide
Cloth.
Wherein, the filling figure in addition to blank parts figure of cutting line area for starching thoroughly, the blank of cutting line area
Partial graphical is for contraposition when cutting.
Wherein, several filling figures in addition to blank parts figure use and bite electrode size in cutting line area figure
Filling.
Wherein, the width of Y direction cutting line a is less than or equal to two adjacent inner electrodes of X-direction in plane coordinate system
The width of spacing a1 between figure, X-direction cutting line b are less than or equal between two adjacent inner electrodes figures of Y direction
Spacing b1.
On the other hand, the present invention also provides a kind of manufacturing methods of multilayer ceramic capacitor, which comprises
Ceramic membrane is prepared, silk-screen forms interior electrode on ceramic membrane using the screen printing apparatus；
The ceramic membrane with interior electrode is laminated and aligns identification position by cutting line area figure and is laminated to cut
Body；
It is sintered laminated body, obtains multilayer ceramic capacitor.
Further, ceramic powder, organic bond and organic solvent are uniformly mixed, obtain ceramic slurry, using curtain coating
Ceramic slurry is cast to form ceramic dielectric films by method.
Further, stacking has the ceramic membrane of interior electrode to reach the design number of plies, with etc. static pressure be laminated and press contraposition
Identification position is cut in length and breadth to align, and obtains laminated body；It is sintered laminated body with sintering furnace, so that laminated body densifies, is obtained
To multilayer ceramic capacitor.
One or more technical solution provided by the present application, has at least the following technical effects or advantages:
This device and method can reduce product area and edge cutting line area thickness difference after lamination, reduce product area
With the chip deformation of cutting line area intersection location, to improve cutting qualification rate.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention；
Fig. 1 is the graphic designs that traditional screen printing apparatus prints:
Fig. 2 is the graphic designs that screen printing apparatus of the invention prints:
Fig. 3 is the partial enlarged view of Fig. 2；
Fig. 4 is the cutting line area and schematic diagram of the product area bound fraction in stacking process of traditional design；
Fig. 5 is the cutting line area and schematic diagram of the product area bound fraction in stacking process of invention design；
Fig. 6 is the manufacturing method flow chart of multilayer ceramic capacitor of the present invention.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the case where not conflicting mutually, the application's
Feature in embodiment and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
Implemented with being different from the other modes being described herein in range using other, therefore, protection scope of the present invention is not by under
The limitation of specific embodiment disclosed in face.
The embodiment of the invention provides a kind of high screen printing apparatus for holding chip multilayer ceramic capacitor, including printing silk
Net, the silk screen figure of printing screen include cutting line area, product area and black patch region；Product area include it is multiple arrangement,
Be uniformly distributed the figure for being printed with interior electrode, interior electrode pattern be by electrode size by way of silk-screen printing in ceramic thin
The interior electrode of product is formed on film；Cutting line area is used to carry out the ceramic membrane with interior electrode print figure after stacking
Cutting obtains laminated body, and cutting line area includes multiple regularly arranged and equally distributed figure, and cutting line area figure is used for
Slurry thoroughly, the place of cutting line area blank are also referred to as " highlighting design " for contraposition when cutting；Black patch regional graphics are for saturating
Slurry, which plays the role of fixed diaphragm in lamination, prevents diaphragm in lamination process because of electrostatic wrinkle.
The embodiment of the invention provides additionally provide a kind of manufacturing method of multilayer ceramic capacitor comprising: preparation pottery
Porcelain film simultaneously forms interior electrode on ceramic membrane；The ceramic membrane with interior electrode is laminated and by cutting line area contraposition identification
Position cuts to obtain laminated body；It is sintered laminated body, obtains multilayer ceramic capacitor.
Graphic designs (Fig. 2, Fig. 5) in silk screen equipment of the present invention are compared with traditional design (Fig. 1, Fig. 4): in cutting line area
Domain 160 aligns design aspect, and traditional design is aligned in cutting using cutting line 110, and cutting line is too thin, the blank on both sides
Region is too many；For height holds product, since the thickness of single sheet diaphragm 140 is as thin as approaching the interior electrode 120 after printing
Thickness, and the electrode stack number of plies is higher, therefore prints interior electrode having due to the presence of internal electrode layer 120 in heap poststack
Product area 150 can be bigger than 160 cumulative thickness of cutting line white space for the slurry that do not print electrode, is formed after laminating apparent
Thickness difference (Fig. 4), existing this thickness difference will lead to the product 150 of product area 170 Yu 160 intersecting area of cutting line area
Generate after laminating it is severely deformed, after cutting become waste product；
And the graphic designs of silk screen equipment printing of the present invention are carried out in cutting using the blank position 210 of cutting line area
Contraposition, cutting line area figure 230 using bites electrode size filling can be with since cutting line area printing area is larger
Guarantee that product area 260 is consistent with the cumulative thickness of cutting line area 270 after laminating, to solve present in traditional design
Thickness difference problem on deformation.
Fig. 1 is the graphic designs that traditional screen printing apparatus prints: 110 be to cut to align to use to bite electrode size
Cutting line；120 be to bite electrode in the product of electrode size；130 be the fixed black patch for biting electrode size of lamination；
140 be cutting line area blank parts；150 be product blank rim charge part；160 be cutting line area；170 be product area.
The figure for the electrode slurry bitten is designed all in accordance with the size of actual product.
Fig. 2 is the graphic designs that screen printing apparatus of the invention prints: 210 be the blank parts of cutting line area, is made
For cutting for；220 be to bite electrode in the product of electrode size；230 be cutting line area other than blank cutting line
Filling figure；240 be the fixed black patch for biting electrode size of lamination；250 be product blank rim charge part；260 be to cut
Domain of cut；270 be product area.The figure for the electrode slurry bitten is designed all in accordance with the size of actual product.
In the embodiment of the present application, a kind of manufacturing method of the multilayer ceramic capacitor of embodiment, specifically includes following
Step:
1, electrode in preparing ceramic membrane and being formed on ceramic membrane:
Ceramic powder, organic bond and organic solvent are uniformly mixed first, obtain ceramic slurry, will be made pottery using the tape casting
Porcelain slurry is cast to form ceramic dielectric films.
The graphic printing for being designed electrode size according to screen apparatus with silk-screen printing technique is formed on ceramic membrane
Interior electrode pattern obtains the ceramic membrane with interior electrode pattern.
The electrode pattern of silk-screen printing please refers to Fig. 1, Fig. 2, silk screen figure (Fig. 2) of the invention and traditional silk screen figure
(Fig. 1) is compared, and the graphic designs of silk screen equipment printing of the present invention are carried out in cutting using the blank position 210 of cutting line area
Contraposition, cutting line area figure 230 are filled using electrode size is bitten；And contraposition identification position when traditional silk screen pattern cut
It is set to the black region 110 of printing.In order to guarantee that cutting accuracy, the width of cutting line a must be smaller than or are equal to single electrode
Spacing a1 between figure and single electrode figure, the width of cutting line b must be smaller than or are equal to single electrode figure and list
Spacing b1 between a electrode pattern, it may be assumed that a≤a1, b≤b1；
2, stacking has the ceramic membrane of interior electrode print figure and obtains laminated body by the contraposition cutting of contraposition identification position.
Be laminated have interior electrode ceramic membrane to reach the design number of plies, with etc. static pressure be laminated and press align identify position come
Contraposition is cut in length and breadth, obtains laminated body.
The silk screen graphic designs printed using screen apparatus of the present invention, in cutting using pair of identification white space 210
Position mode, since 230 printed pattern area of cutting line area is larger, it is ensured that thick between cutting line area and interior electrode zone
Degree is consistent, solves the marginal-product problem on deformation as caused by thickness difference, to improve cutting qualification rate.
3, it is sintered laminated body, obtains multilayer ceramic capacitor.
It is sintered laminated body with sintering furnace, so that laminated body densifies, obtains multilayer ceramic capacitor.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of screen printing apparatus of capacitor, which is characterized in that the equipment includes printing screen, the silk screen of printing screen
Figure includes several cutting line area figures, several product area figures, several black patch regional graphics；Several cutting line area figures
Shape, several product area figures, several black patch regional graphics form silk screen figure according to preset requirement permutation and combination；Product area
It include the figure of several interior electrodes in figure；Cutting line area figure is used to be cut to obtain laminated body to ceramic membrane,
Cutting line area figure includes several blank parts figures and several filling figures in addition to blank parts figure, gutter component
Shape when cutting for being aligned；Black patch regional graphics are for being fixed ceramic membrane in lamination.
2. the screen printing apparatus of capacitor according to claim 1, which is characterized in that product area include several by
According to the figure of the evenly distributed interior electrode of preset requirement, interior electrode pattern is used to electrode size passing through silk-screen printing
Mode forms the interior electrode of product on ceramic membrane.
3. the screen printing apparatus of capacitor according to claim 1, which is characterized in that black patch regional graphics are for saturating
Slurry, the region fixed diaphragm in lamination.
4. the screen printing apparatus of capacitor according to claim 1, which is characterized in that the sky in cutting line area figure
White partial graphical and the filling figure in addition to blank parts figure are alternately arranged along the y axis, if several blank parts figures and
The dry filling figure in addition to blank parts figure is uniformly distributed.
5. the screen printing apparatus of capacitor according to claim 1, which is characterized in that cutting line area removes gutter
Filling figure outside component shape for starching thoroughly, and the blank parts figure of cutting line area is for contraposition when cutting.
6. the screen printing apparatus of capacitor according to claim 1, which is characterized in that several in cutting line area figure
Filling figure in addition to blank parts figure is filled using electrode size is bitten.
7. the screen printing apparatus of capacitor according to claim 1, which is characterized in that Y direction in plane coordinate system
The width of cutting line a is less than or equal to the spacing a1 between two adjacent inner electrodes figures of X-direction, X-direction cutting line b's
Width is less than or equal to the spacing b1 between two adjacent inner electrodes figures of Y direction.
8. a kind of manufacturing method of multilayer ceramic capacitor, which is characterized in that the described method includes:
Prepare ceramic membrane, using screen printing apparatus any one of in claim 1-7 on ceramic membrane silk-screen
Electrode in being formed；
The ceramic membrane with interior electrode is laminated and aligns identification position by cutting line area figure to cut to obtain laminated body；
It is sintered laminated body, obtains multilayer ceramic capacitor.
9. the manufacturing method of multilayer ceramic capacitor according to claim 8, which is characterized in that by ceramic powder, organic viscous
Mixture and organic solvent are uniformly mixed, and are obtained ceramic slurry, are cast ceramic slurry to form ceramic dielectric films using the tape casting.
10. the manufacturing method of multilayer ceramic capacitor according to claim 8, which is characterized in that stacking has interior electrode
Ceramic membrane to reach the design number of plies, with etc. static pressure lamination and cut in length and breadth by contraposition identification position to align, obtain
Laminated body；It is sintered laminated body with sintering furnace, so that laminated body densifies, obtains multilayer ceramic capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910620673.XA CN110223839A (en) | 2019-07-10 | 2019-07-10 | A kind of screen printing apparatus of capacitor and the manufacturing method of capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910620673.XA CN110223839A (en) | 2019-07-10 | 2019-07-10 | A kind of screen printing apparatus of capacitor and the manufacturing method of capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110223839A true CN110223839A (en) | 2019-09-10 |
Family
ID=67812290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910620673.XA Pending CN110223839A (en) | 2019-07-10 | 2019-07-10 | A kind of screen printing apparatus of capacitor and the manufacturing method of capacitor |
Country Status (1)
| Country | Link |
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| CN (1) | CN110223839A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112397310A (en) * | 2020-10-20 | 2021-02-23 | 广东风华高新科技股份有限公司 | Printing silk screen equipment of multilayer ceramic capacitor and preparation method thereof |
| CN115384178A (en) * | 2022-09-30 | 2022-11-25 | 潮州三环（集团）股份有限公司 | Screen printing equipment of capacitor and preparation method of capacitor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4520422A (en) * | 1982-12-20 | 1985-05-28 | Engelhard Corporation | Ceramic multilayer electrical capacitors |
| CN101303935A (en) * | 2007-01-05 | 2008-11-12 | 阿维科斯公司 | Very low profile multilayer components |
| CN104108232A (en) * | 2014-06-25 | 2014-10-22 | 广东风华高新科技股份有限公司 | Screen printing device for small-size capacitor and manufacturing method for small-size capacitor |
| CN104191806A (en) * | 2014-07-31 | 2014-12-10 | 广东风华高新科技股份有限公司 | Silk-screen printing equipment of small-size capacitor and manufacturing method of small-size capacitor |
-
2019
- 2019-07-10 CN CN201910620673.XA patent/CN110223839A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4520422A (en) * | 1982-12-20 | 1985-05-28 | Engelhard Corporation | Ceramic multilayer electrical capacitors |
| CN101303935A (en) * | 2007-01-05 | 2008-11-12 | 阿维科斯公司 | Very low profile multilayer components |
| CN104108232A (en) * | 2014-06-25 | 2014-10-22 | 广东风华高新科技股份有限公司 | Screen printing device for small-size capacitor and manufacturing method for small-size capacitor |
| CN104191806A (en) * | 2014-07-31 | 2014-12-10 | 广东风华高新科技股份有限公司 | Silk-screen printing equipment of small-size capacitor and manufacturing method of small-size capacitor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112397310A (en) * | 2020-10-20 | 2021-02-23 | 广东风华高新科技股份有限公司 | Printing silk screen equipment of multilayer ceramic capacitor and preparation method thereof |
| CN112397310B (en) * | 2020-10-20 | 2022-04-22 | 广东风华高新科技股份有限公司 | Printing silk screen equipment of multilayer ceramic capacitor and preparation method thereof |
| CN115384178A (en) * | 2022-09-30 | 2022-11-25 | 潮州三环（集团）股份有限公司 | Screen printing equipment of capacitor and preparation method of capacitor |
| CN115384178B (en) * | 2022-09-30 | 2024-02-06 | 潮州三环（集团）股份有限公司 | Screen printing equipment for capacitor and preparation method of capacitor |
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Application publication date: 20190910 |
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