CN207800773U - Electrical storage device component - Google Patents
Electrical storage device component Download PDFInfo
- Publication number
- CN207800773U CN207800773U CN201721493232.0U CN201721493232U CN207800773U CN 207800773 U CN207800773 U CN 207800773U CN 201721493232 U CN201721493232 U CN 201721493232U CN 207800773 U CN207800773 U CN 207800773U
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- CN
- China
- Prior art keywords
- metal foil
- layer
- active material
- electrode active
- material layer
- Prior art date
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- 239000011888 foil Substances 0.000 claims abstract description 335
- 239000007773 negative electrode material Substances 0.000 claims abstract description 104
- 239000007774 positive electrode material Substances 0.000 claims abstract description 101
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Classifications
-
- 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 of a single cell or a single battery
- H01M50/102—Primary casings, jackets or wrappings of a single cell or a single battery characterised by their shape or physical structure
- H01M50/103—Primary casings, jackets or wrappings of a single cell or a single battery characterised by their shape or physical structure prismatic or rectangular
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/10—Multiple hybrid or EDL capacitors, e.g. arrays or modules
- H01G11/12—Stacked hybrid or EDL capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/74—Terminals, e.g. extensions of current collectors
- H01G11/76—Terminals, e.g. extensions of current collectors specially adapted for integration in multiple or stacked hybrid or EDL capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/78—Cases; Housings; Encapsulations; Mountings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/78—Cases; Housings; Encapsulations; Mountings
- H01G11/80—Gaskets; Sealings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/84—Processes for the manufacture of hybrid or EDL capacitors, or components thereof
- H01G11/86—Processes for the manufacture of hybrid or EDL capacitors, or components thereof specially adapted for electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/562—Terminals characterised by the material
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The utility model is related to electrical storage device components.It is configured to：Including multi-disc contains bipolar bodies, have：The negative electrode active material layer that metal foil layer, the positive electrode active material layer in the stacking of a face of the metal foil layer, the another side in metal foil layer formed by the metal foil of single layer is laminated；Bipolar bodies is contained for multi-disc, in such a way that the positive electrode active material layer and the negative electrode active material layer is alternately arranged in a thickness direction, it is laminated in thickness direction, diaphragm is configured between adjacent the positive electrode active material layer and the negative electrode active material layer, the peripheral part region for not forming positive electrode active material layer in a face of an adjacent metal foil layer containing bipolar bodies on thickness direction, it is engaged via the periphery sealant containing thermoplastic resin with the peripheral part for not forming negative electrode active material layer of the another side of another metal foil layer containing bipolar bodies.Can provide can efficiently obtain the slim electrical storage device component of light weight of energy.
Description
Technical field
The utility model is related to be used as electric tool purposes, vehicle-mounted purposes, regenerative resource recycling purposes, digital camera to use
On the way, the accumulator (lithium rechargeable battery etc.), capacitor (capacitor), all-solid-state battery etc. of small-sized 4-wheel driven car purposes etc.
Electrical storage device component and its manufacturing method.
Background technology
For the battery used in electric tool purposes, vehicle-mounted purposes etc., due to needing high-power (high voltage output), because
Common cylindrical battery is connected in series with as countermeasure by this in the past.However, for will be as described above common
For the battery pack (battery pack) that cylindrical battery is connected in series, since weight is big, there is also between each battery
Gap, therefore exist and become big object this problem for taking up space.
Therefore, it is proposed to comprising multiple laminate type batteries, and using as anode and the terminal that functions with as negative
Pole and the mode of terminal connection that functions is connected in series with and the assembled battery (assembled battery) that is formed,
The wherein described laminate type battery is that by sandwich, (it is that electrolyte layer is clamped by the electrode of sheet using the laminate of sheet
And what stacking obtained) closed (patent document 1) to be formed.Since the thin battery of the sheet of laminate will be used to be made
Assembled battery, it is thereby achieved that lightweight and miniaturization.
Patent document 1：Japanese Unexamined Patent Publication 2005-276486 bulletins
Utility model content
Utility model will solve the problems, such as
However, for the above-mentioned assembled battery being connected in series with, by be connected to terminal that anode functions and
Battery is connected in series with as the terminal that cathode functions, internal resistance becomes larger at the above-mentioned mutual contact site of terminal, therefore hardly possible
Fully efficiently to obtain energy, it is prone to generate heat.
The utility model is made in view of above-mentioned technical background, it is intended that it is small and can be efficiently to provide internal resistance
Energy is obtained, and electrical storage device component and its manufacturer of fever, lightweight, slimming and space saving can also be inhibited
Method.
The means used to solve the problem
To achieve the above object, the utility model provides following scheme.
[1] electrical storage device component, which is characterized in that the electrical storage device component is stacked in series body,
The stacked in series body includes that multi-disc contains bipolar bodies, described to have containing bipolar bodies：By list
The metal foil layer of the metal foil formation of layer, the positive electrode active material being laminated in a part of region in a face of the metal foil layer
Matter layer and the negative electrode active material layer being laminated in a part of region of the another side of the metal foil layer,
The multi-disc is containing bipolar bodies with the positive electrode active material layer and the negative electrode active material layer in thickness
The mode being alternately arranged on degree direction is laminated in thickness direction,
It is adjacent described containing in bipolar bodies in a thickness direction, in an anode containing bipolar bodies
Diaphragm is configured between active material layer and another negative electrode active material layer containing bipolar bodies,
It is adjacent described containing in bipolar bodies in a thickness direction, a metal foil containing bipolar bodies
The peripheral part region for not forming positive electrode active material layer in one face of layer and another gold containing bipolar bodies
The peripheral part for not forming negative electrode active material layer for belonging to the another side of layers of foil engages, the periphery via periphery sealant
Sealant is formed containing thermoplastic resin.
[2] the electrical storage device component according to preceding paragraph 1, further has：
Outside bodies containing cathode, the outside bodies containing cathode include：In the stacked in series body
A part of area of the metal foil layer of the side configuration of thickness direction and the face on the stacked in series side of the metal foil layer
The negative electrode active material layer being laminated in domain, and
Outside bodies containing anode, the outside bodies containing anode include：In the stacked in series body
A part for the metal foil layer of the other side configuration of thickness direction and the face on the stacked in series side of the metal foil layer
The positive electrode active material layer being laminated in region,
In the negative electrode active material layer of the outside bodies containing cathode and the thickness direction of the stacked in series body
One end positive electrode active material layer between configure diaphragm,
In the thickness direction of the positive electrode active material layer and the stacked in series body of the outside bodies containing anode
Another side negative electrode active material layer between configure diaphragm,
The peripheral part region for not forming negative electrode active material layer of the metal foil layer of the outside bodies containing cathode,
With the periphery for not forming positive electrode active material layer of the metal foil layer of the one end of the thickness direction of the stacked in series body
Portion region is engaged via periphery sealant, and the periphery sealant is formed containing thermoplastic resin,
The peripheral part region for not forming positive electrode active material layer of the metal foil layer of the outside bodies containing anode,
With the week for not forming negative electrode active material layer of the metal foil layer of the another side of the thickness direction of the stacked in series body
Edge region is engaged via periphery sealant, and the periphery sealant is formed containing thermoplastic resin.
[3] electrical storage device component, which is characterized in that include：
It is described to have containing bipolar bodies containing bipolar bodies：The 1st metal formed by the metal foil of single layer
Layers of foil, the 1st positive electrode active material layer being laminated in a part of region in a face of the 1st metal foil layer and described
The 2nd negative electrode active material layer being laminated in a part of region of the another side of 1st metal foil layer,
Outside bodies containing cathode, the outside bodies containing cathode include：In the 1st metal foil layer
The one of 2nd metal foil layer of one surface side configuration and the face in the 1st metal foil layer side of the 2nd metal foil layer
The 1st negative electrode active material layer being laminated in subregion,
Outside bodies containing anode, the outside bodies containing anode include：In the 1st metal foil layer
The one of 3rd metal foil layer of another surface side configuration and the face in the 1st metal foil layer side of the 3rd metal foil layer
The 2nd positive electrode active material layer being laminated in subregion,
The 1st diaphragm configured between the 1st positive electrode active material layer and the 1st negative electrode active material layer, and
The 2nd diaphragm configured between the 2nd positive electrode active material layer and the 2nd negative electrode active material layer,
The peripheral part region for not forming the 1st positive electrode active material layer in one face of the 1st metal foil layer and institute
State the peripheral part region for not forming the 1st negative electrode active material layer in the face of the 1st metal foil layer side of the 2nd metal foil layer via
1st periphery sealant engages, and the 1st periphery sealant contains thermoplastic resin and formed,
The peripheral part region for not forming the 2nd negative electrode active material layer of the another side of 1st metal foil layer and institute
State the peripheral part region for not forming the 2nd positive electrode active material layer in the face of the 1st metal foil layer side of the 3rd metal foil layer via
2nd periphery sealant engages, and the 2nd periphery sealant contains thermoplastic resin and formed.
[4] manufacturing method of electrical storage device component, which is characterized in that include following processes：
Prepare process of the multi-disc containing bipolar bodies, it is described to have containing bipolar bodies：By the metal of single layer
Foil formed metal foil layer, be laminated in a part of region in a face of the metal foil layer positive electrode active material layer,
One face of the metal foil layer do not form positive electrode active material layer peripheral part setting thermoplastic resin layer, in institute
State the negative electrode active material layer being laminated in a part of region of the another side of metal foil layer and in the described another of the metal foil layer
The thermoplastic resin layer of the peripheral part setting for not forming negative electrode active material layer on one side,
Prepare the process of multi-disc diaphragm, and
Bonding process is alternately arranged in a thickness direction with the positive electrode active material layer and the negative electrode active material layer
Mode, the multi-disc is laminated containing bipolar bodies in thickness direction, and adjacent in a thickness direction contain two
In the bodies of pole, in a positive electrode active material layer containing bipolar bodies with another containing bipolar bodies
It is clamped in the state of diaphragm between negative electrode active material layer, by one positive electrode active material containing bipolar bodies
The thermoplastic of the thermoplastic resin layer of matter layer side and another negative electrode active material layer side containing bipolar bodies
Property resin layer heat-sealing to obtain stacked in series body.
[5] manufacturing method of the electrical storage device component according to preceding paragraph 4, further includes following processes：
Prepare the process of the outside bodies containing cathode, the outside bodies containing cathode has：Metal foil layer,
The negative electrode active material layer that is laminated in a part of region in a face of the metal foil layer and in the institute of the metal foil layer
The thermoplastic resin layer of the peripheral part setting for not forming negative electrode active material layer in a face is stated,
Prepare the process of the outside bodies containing anode, the outside bodies containing anode has：Metal foil layer,
The positive electrode active material layer that is laminated in a part of region in a face of the metal foil layer and in the institute of the metal foil layer
The thermoplastic resin layer of the peripheral part setting for not forming positive electrode active material layer in a face is stated,
In the negative electrode active material layer of the outside bodies containing cathode and the thickness direction of the stacked in series body
One end positive electrode active material layer between clamping diaphragm in the state of, by the thermoplastic of the outside bodies containing cathode
Property resin layer and the stacked in series body thickness direction one end the positive electrode active material layer containing bipolar bodies
The process of the thermoplastic resin layer heat-sealing of side, and
In the thickness direction of the positive electrode active material layer and the stacked in series body of the outside bodies containing anode
Another side negative electrode active material layer between clamping diaphragm in the state of, by it is described containing anode outside bodies heat
The negative electrode active material containing bipolar bodies of plastic resin layers and the another side of the thickness direction of the stacked in series body
The process of the thermoplastic resin layer heat-sealing of matter layer side.
[6] manufacturing method of electrical storage device component, which is characterized in that include following processes：
Prepare the process containing bipolar bodies, it is described to have containing bipolar bodies：By the metal foil shape of single layer
At the 1st metal foil layer, the 1st positive active material that is laminated in a part of region in a face of the 1st metal foil layer
Layer, the 1st thermoplasticity being arranged in the peripheral part for not forming positive electrode active material layer in one face of the 1st metal foil layer
Resin layer, the 2nd negative electrode active material layer being laminated in a part of region of the another side of the 1st metal foil layer and in institute
State the 2nd thermoplastic resin of the peripheral part setting for not forming the 2nd negative electrode active material layer of the another side of the 1st metal foil layer
Layer,
Prepare the process of the outside bodies containing cathode, the outside bodies containing cathode has：2nd metal foil
Layer, be laminated in a part of region in a face of the 2nd metal foil layer the 1st negative electrode active material layer, in the 2nd gold medal
Belong to the 1st thermoplastic resin layer of the peripheral part setting for not forming the 1st negative electrode active material layer in one face of layers of foil,
Prepare the process of the outside bodies containing anode, the outside bodies containing anode has：3rd metal foil
Layer, the 2nd positive electrode active material layer that is laminated in a part of region in a face of the 3rd metal foil layer and the described 3rd
2nd thermoplastic resin layer of the peripheral part setting for not forming the 2nd positive electrode active material layer in one face of metal foil layer,
Prepare the process of the 1st diaphragm and the 2nd diaphragm, and
In the 1st positive electrode active material layer containing bipolar bodies and the outside sheet material containing cathode
It is clamped in the state of the 1st diaphragm between the 1st negative electrode active material layer of body, by described containing bipolar bodies
1st thermoplastic resin layer of the 1st thermoplastic resin layer and the outside bodies containing cathode seals, and contains described
The 2nd negative electrode active material layer of the bodies at the two poles of the earth and the 2nd anode of the outside bodies containing anode are living
Property material layer between be clamped in the state of the 2nd diaphragm, by the 2nd thermoplastic resin layer containing bipolar bodies with
The process of the 2nd thermoplastic resin layer heat-sealing of the outside bodies containing cathode.
The effect of utility model
[1] in scheme, although the composition that electrical storage device is laminated in series, due to being equivalent to the end of electrical storage device
The metal foil layer of son is formed by the metal foil of single layer (due to not being the sandwich of multi-piece metal foil), electronics is filled in electric power storage
The movement set between (battery unit (cell) etc.) becomes smooth, and the internal resistance of electrical storage device (battery unit etc.) entirety becomes smaller, can
Efficiently obtain energy, additionally it is possible to inhibit fever.In addition, though be the composition that electrical storage device is laminated in series, but due to phase
It is therefore, whole as electrical storage device component when the metal foil layer of the terminal in electrical storage device is formed by the metal foil of single layer, it can
It realizes slimming, and can realize lightweight and space saving.In addition, due to being the structure that electrical storage device is laminated in series
At, therefore it is capable of providing the electrical storage device component (assembled battery etc.) of high voltage output.In the utility model, band lug can be used
Construction, being formed arbitrarily in the construction composition of lug (do not have) without lug.
[2] in scheme, since the both sides of the thickness direction of electrical storage device component become metal foil layer, therefore, it is possible to not
It is dynamic (acquisition etc.) that electric current is carried out using lug.
[3] in scheme, although the composition that 2 groups of electrical storage devices are laminated in series, due to being equivalent to electric power storage dress
The metal foil layer for the terminal set is formed by the metal foil of single layer (due to not being the sandwich of multi-piece metal foil), electronics exists
Movement between electrical storage device (battery unit etc.) becomes smooth, and the internal resistance of electrical storage device (battery unit etc.) entirety becomes smaller, can
Efficiently obtain energy, additionally it is possible to inhibit fever.In addition, though be the composition that 2 groups of electrical storage devices are laminated in series, still,
Since the metal foil layer for the terminal for being equivalent to electrical storage device is formed by the metal foil of single layer, it is whole as electrical storage device component
Body can realize slimming, and can realize lightweight and space saving.In addition, due to be by 2 groups of electrical storage devices in series
The composition of stacking, therefore, it is possible to provide the electrical storage device of high voltage output.Further, since the thickness direction of electrical storage device component
Both sides become metal foil layer, carry out electric current therefore, it is possible to not use lug and move (acquisition etc.).
[4] in scheme, can manufacture movement of the electronics between electrical storage device (battery unit etc.) becomes smooth, electric power storage dress
The internal resistance for setting (battery unit etc.) entirety becomes smaller, can efficiently obtain energy, additionally it is possible to inhibit the electrical storage device component of fever
(assembled battery etc.).In addition, the electrical storage device for realizing slimming, lightweight, the high voltage output of space saving can be manufactured
Component (assembled battery etc.).Electrical storage device component obtained can be the construction with lug, can also be the construction of no lug.
[5] in scheme, since the both sides of the thickness direction of electrical storage device component become metal foil layer, therefore, it is possible to make
The electrical storage device component of electric current dynamic (acquisition etc.) can be carried out without using lug by making.
[6] in scheme, can manufacture movement of the electronics between electrical storage device (battery unit etc.) becomes smooth, electric power storage dress
The internal resistance for setting (battery unit etc.) entirety becomes smaller, can efficiently obtain energy, additionally it is possible to inhibit the electrical storage device component of fever
(assembled battery etc.).In addition, the electrical storage device for realizing slimming, lightweight, the high voltage output of space saving can be manufactured
Component (assembled battery etc.).In addition, since the both sides of the thickness direction of electrical storage device component become metal foil layer, therefore, it is possible to
It is dynamic (acquisition etc.) that electric current is carried out without using lug.
Description of the drawings
Fig. 1 be show the utility model is related to electrical storage device component an embodiment stereogram.
Fig. 2 is the sectional view at the line A-A in Fig. 1.
Fig. 3 be show the utility model is related to electrical storage device component other embodiment sectional view.
Fig. 4 be show the utility model is related to electrical storage device component another other embodiments sectional view.
Fig. 5 be show the utility model is related to electrical storage device component another other embodiments stereogram.
Fig. 6 is the sectional view at the line B-B in Fig. 5.
Fig. 7 be show the utility model is related to electrical storage device component manufacturing method an example sectional view.
Fig. 8 A, Fig. 8 B, Fig. 8 C are the vertical view for showing the manufacturing method in embodiment, and Fig. 8 A are to show adhesive phase (its
Nickel foil a face be laminated) surface 3 at be formed with positive electrode active material layer state vertical view, Fig. 8 B be show to use
In the vertical view for the off-position (double dot dash line) for obtaining the outside bodies containing anode, Fig. 8 C are will cut off 3 (3
Contain the outside bodies of anode) vertical view that shows side by side.
Reference sign
1 ... electrical storage device component
11 ... the 1st metal foil layers
12 ... the 2nd metal foil layers
13 ... the 3rd metal foil layers
14 ... the 4th metal foil layers
15 ... the 5th metal foil layers
21 ... the 1st positive electrode active material layers
22 ... the 2nd positive electrode active material layers
23 ... the 3rd positive electrode active material layers
24 ... the 4th positive electrode active material layers
31 ... the 1st negative electrode active material layers
32 ... the 2nd negative electrode active material layers
33 ... the 3rd negative electrode active material layers
34 ... the 4th negative electrode active material layers
41 ... the 1st periphery sealants
The 1st thermoplastic resin layer of 41X, 41Y ...
42 ... the 2nd periphery sealants
The 2nd thermoplastic resin layer of 42X, 42Y ...
43 ... the 3rd periphery sealants
44 ... the 4th periphery sealants
51 ... the 1st diaphragms
52 ... the 2nd diaphragms
53 ... the 3rd diaphragms
54 ... the 4th diaphragms
83 ... contain bipolar bodies
84 ... the outside bodies containing cathode
85 ... the outside bodies containing anode
Specific implementation mode
The utility model is related to the 1st embodiment of electrical storage device component be shown in Fig. 1,2.The electrical storage device component 1 has
There are the 1st metal foil layer 11, the 2nd metal foil layer 12, the 3rd metal foil layer 13, the 1st diaphragm 51 and the 2nd diaphragm 52 (with reference to Fig. 2).
It (is made of the sandwich of multi-piece metal foil that above-mentioned 1st metal foil layer 11 is formed by the metal foil of single layer
Layer).The 1st positive electrode active material layer 21 is laminated in a part of region of a face (upper surface) of above-mentioned 1st metal foil layer 11,
The 2nd negative electrode active material layer 32 is laminated in a part of region of the another side (lower surface) of above-mentioned 1st metal foil layer 11, to
It constitutes and contains bipolar bodies 83.In the present embodiment, in a face (upper surface) of above-mentioned 1st metal foil layer 11
The 1st positive electrode active material layer 21 is laminated in centre portion (region in addition to peripheral part).In addition, in the present embodiment, above-mentioned
The 1st adhesive phase 71 is laminated in the whole face of one face (upper surface) of the 1st metal foil layer 11.That is, in the present embodiment, above-mentioned
Above-mentioned 1st positive electrode active material layer is laminated across above-mentioned 1st adhesive phase 71 on one face (upper surface) of the 1st metal foil layer 11
21 (with reference to Fig. 2).
In addition, in the present embodiment, (week is removed in the central portion of the another side (lower surface) of above-mentioned 1st metal foil layer 11
Region other than edge) the 2nd negative electrode active material layer 32 of stacking.In addition, in the present embodiment, in above-mentioned 1st metal foil layer
The 2nd adhesive phase 72 is laminated in the whole face of 11 another side (lower surface).That is, in the present embodiment, in above-mentioned 1st metal foil layer
Above-mentioned 2nd negative electrode active material layer 32 is laminated (with reference to figure across above-mentioned 2nd adhesive phase 72 on 11 another side (lower surface)
2)。
The 2nd metal foil layer 12 is configured in said one face (upper surface) side of above-mentioned 1st metal foil layer 11, in the 2nd gold medal
Belong to and the 1st negative electrode active material is laminated in a part of region in the face of above-mentioned 1st metal foil layer, 11 side (lower face side) of layers of foil 12
Layer 31.Outside bodies 84 containing cathode is constituted by above-mentioned 2nd metal foil layer 12 and above-mentioned 1st negative electrode active material layer 31.
In the present embodiment, in the central portion in the face of above-mentioned 1st metal foil layer, 11 side (lower face side) of above-mentioned 2nd metal foil layer 12
Above-mentioned 1st negative electrode active material layer 31 is laminated in (region in addition to peripheral part).In addition, in the present embodiment, the above-mentioned 2nd
The 2nd adhesive phase 72 is laminated in the whole face in the face of above-mentioned 1st metal foil layer, 11 side (lower face side) of metal foil layer 12.That is, at this
In embodiment, across above-mentioned on the face of above-mentioned 1st metal foil layer, 11 side (lower face side) of above-mentioned 2nd metal foil layer 12
Above-mentioned 1st negative electrode active material layer 31 is laminated in 2 adhesive phases 72 (with reference to Fig. 2).In addition, in the present embodiment, above-mentioned 2nd gold medal
Belong to layers of foil 12 to be formed (not being the layer being made of the sandwich of multi-piece metal foil) by the metal foil of single layer.
The 3rd metal foil layer 13 is configured in above-mentioned another side (lower surface) side of above-mentioned 1st metal foil layer 11, in the 3rd gold medal
Belong to and the 2nd positive active material is laminated in a part of region in the face of above-mentioned 1st metal foil layer, 11 side (upper surface side) of layers of foil 13
Layer 22.Outside bodies 85 containing anode is constituted by above-mentioned 3rd metal foil layer 13 and above-mentioned 2nd positive electrode active material layer 22.
In the present embodiment, in the central portion in the face of above-mentioned 1st metal foil layer, 11 side (upper surface side) of above-mentioned 3rd metal foil layer 13
Above-mentioned 2nd positive electrode active material layer 22 is laminated in (region in addition to peripheral part).In addition, in the present embodiment, the above-mentioned 3rd
The 1st adhesive phase 71 is laminated in the whole face in the face of above-mentioned 1st metal foil layer, 11 side (upper surface side) of metal foil layer 13.That is, at this
In embodiment, across above-mentioned on the face of above-mentioned 1st metal foil layer, 11 side (upper surface side) of above-mentioned 3rd metal foil layer 13
Above-mentioned 2nd negative electrode active material layer 22 is laminated in 1 adhesive phase 71 (with reference to Fig. 2).In addition, in the present embodiment, above-mentioned 3rd gold medal
Belong to layers of foil 13 to be formed (not being the layer being made of the sandwich of multi-piece metal foil) by the metal foil of single layer.
The 1st diaphragm 51 is configured between above-mentioned 1st positive electrode active material layer 21 and above-mentioned 1st negative electrode active material layer 31,
The 2nd diaphragm 52 of configuration between above-mentioned 2nd positive electrode active material layer 22 and above-mentioned 2nd negative electrode active material layer 32 (with reference to Fig. 2).
The week for not forming the 1st positive electrode active material layer 21 in the said one face (upper surface) of above-mentioned 1st metal foil layer 11
The face of the above-mentioned 1st metal foil layer side (lower face side) of edge region and above-mentioned 2nd metal foil layer 12 does not form the 1st cathode
The peripheral part region of active material layer 31 is (negative by containing via the 1st periphery sealant 41 formed containing thermoplastic resin
1st thermoplastic resin layer 41X of the outside bodies 84 of pole and the 1st thermoplastic resin layer 41Y containing bipolar bodies 83
Fusion and the sealing 41 that is formed) and engaged to seal (with reference to Fig. 2).Under the peripheral part of above-mentioned 1st diaphragm 51 becomes
State mode：The middle part of the short transverse (thickness direction) of the inner peripheral surface of above-mentioned 1st periphery sealant 41 is invaded to chimeric (ginseng
According to Fig. 2).
In the present embodiment, following compositions are used：In the said one face (upper surface) of above-mentioned 1st metal foil layer 11
The 1st periphery adhesive layer is laminated in the peripheral part region for not forming the 1st positive electrode active material layer of 1st adhesive phase 71 of stacking
61, in the 2nd adhesive phase 72 that the face of the above-mentioned 1st metal foil layer side (lower face side) of above-mentioned 2nd metal foil layer 12 is laminated
The 2nd periphery adhesive layer 62 of stacking in the peripheral part region of the 1st negative electrode active material layer is not formed, is bonded via above-mentioned two periphery
Oxidant layer 61,62, using above-mentioned 1st periphery sealant 41, (it is by the 1st thermoplastic resin layer 41Y being laminated and the 1st thermoplastic resin
The fusion of layer 41X and formed) be sealed (with reference to Fig. 2).
The week for not forming the 2nd negative electrode active material layer 32 of the above-mentioned another side (lower surface) of above-mentioned 1st metal foil layer 11
The face of the above-mentioned 1st metal foil layer side (upper surface side) of edge region and above-mentioned 3rd metal foil layer 13 does not form the 2nd anode
The peripheral part region of active material layer 22 is via the 2nd periphery sealant 42 formed containing thermoplastic resin (by containing just
2nd thermoplastic resin layer 42Y of the outside bodies 85 of pole and the 2nd thermoplastic resin layer 42X containing bipolar bodies 83
Fusion and the sealing 42 that is formed) and engaged to seal (with reference to Fig. 2).Under the peripheral part of above-mentioned 2nd diaphragm 52 becomes
State mode：The middle part of the short transverse (thickness direction) of the inner peripheral surface of above-mentioned 2nd periphery sealant 42 is invaded to chimeric (ginseng
According to Fig. 2).
In addition, in the present embodiment, using following compositions：Above-mentioned 1st metal foil layer 11 above-mentioned another side (under
Surface) stacking the 2nd adhesive phase 72 the peripheral part region for not forming the 2nd negative electrode active material layer in the 2nd periphery of stacking it is viscous
Oxidant layer 62 is connect, in the 1st adhesive of the face stacking of the above-mentioned 1st metal foil layer side (upper surface side) of above-mentioned 3rd metal foil layer 13
The 1st periphery adhesive layer 62 is laminated in the peripheral part region for not forming the 2nd positive electrode active material layer of layer 71, via above-mentioned two weeks
Edge adhesive layer 61,62, using above-mentioned 2nd periphery sealant 42, (it is by the 2nd thermoplastic resin layer 42Y being laminated and the 2nd thermoplastic
Property resin layer 42X fusion and formed) be sealed (with reference to Fig. 2).
Electrolyte 5 is enclosed between above-mentioned 1st diaphragm 51 and above-mentioned 1st negative electrode active material layer 31, in above-mentioned 1st diaphragm
Electrolyte 5 is enclosed between 51 and above-mentioned 1st positive electrode active material layer 21.In addition, in above-mentioned 2nd diaphragm 52 and above-mentioned 2nd cathode
Electrolyte 5 is enclosed between active material layer 32, is enclosed between above-mentioned 2nd diaphragm 52 and above-mentioned 2nd positive electrode active material layer 22
Electrolyte 5 (with reference to Fig. 2).
The peripheral part region of above-mentioned 1st metal foil layer 11, with the peripheral part region of above-mentioned 2nd metal foil layer 12 via above-mentioned
1st periphery sealant 41 and engaged to seal, therefore, it is possible to prevent the leakage of electrolyte 5.In addition, similarly, above-mentioned
The peripheral part region of 1 metal foil layer 11 and the peripheral part region of above-mentioned 3rd metal foil layer 13 are via above-mentioned 2nd periphery sealant
42 and engaged to seal, therefore, it is possible to prevent the leakage of electrolyte 5.
In the electrical storage device component 1 of above-mentioned composition, the 2nd metal foil layer 12 and the 3rd metal foil layer 13 have terminal and exterior
Two functions of material, thus, it therefore as electrical storage device component, can be realized without further exterior material in this composition
Lightweight, slimming, space saving.In addition, although the electrical storage device component 1 of above-mentioned composition is equivalent to 2 electrical storage device series connection
The composition of connection, but since the 1st metal foil layer 11 for being equivalent to connecting portion is formed by the metal foil of single layer (due to not being multi-disc
The sandwich of metal foil), therefore, movement of the electronics between electrical storage device (battery unit etc.) becomes smooth, electrical storage device (battery
Unit etc.) whole internal resistance becomes smaller, can efficiently obtain energy, additionally it is possible to inhibit fever, and as electrical storage device component
It is whole, it can realize slimming, lightweight and space saving.In addition, in the present embodiment, due to the 2nd metal foil layer 12 and
3rd metal foil layer 13 is also formed by the metal foil of single layer, therefore can realize further slimming, lightweight, space saving.
The utility model is related to the 2nd embodiment of electrical storage device component 1 be shown in Fig. 3.The electrical storage device component 1 is suitable
In the composition that 3 electrical storage devices are connected in series with, on the basis of the composition with above first embodiment, further have such as
The lower composition.Composition (also include two metal foil layers 12,13) between 2nd metal foil layer 12 and the 3rd metal foil layer 13 with
Above first embodiment is identical, therefore marks same label to same constituting portion, and the description thereof will be omitted.
In the 2nd embodiment, in above-mentioned 2nd metal foil layer (being formed by the metal foil of single layer) 12 and the above-mentioned 1st
The opposite side of metal foil layer 11 (upper surface side) configures the 4th metal foil layer 14.In the 4th metal of above-mentioned 2nd metal foil layer 12
The 3rd positive electrode active material layer 23 is laminated in a part of region in the face of 14 side of layers of foil (upper surface side).In the present embodiment, exist
The central portion (region in addition to peripheral part) in the face of 14 side of the 4th metal foil layer (upper surface side) of above-mentioned 2nd metal foil layer 12
Above-mentioned 3rd positive electrode active material layer 23 is laminated.In addition, in the present embodiment, in the 4th metal of above-mentioned 2nd metal foil layer 12
The 1st adhesive phase 71 is laminated in the whole face in the face of 14 side of layers of foil (upper surface side).That is, in the present embodiment, in above-mentioned 2nd metal
Above-mentioned 3rd anode is laminated across above-mentioned 1st adhesive phase 71 on the face of 14 side of the 4th metal foil layer (upper surface side) of layers of foil 12 to live
Property material layer 23 (with reference to Fig. 3).In addition, in the present embodiment, above-mentioned 4th metal foil layer 14 is formed by the metal foil of single layer
(not being the layer being made of the sandwich of multi-piece metal foil).
In a part of region in the face of above-mentioned 2nd metal foil layer, 12 side (lower face side) of above-mentioned 4th metal foil layer 14
The 3rd negative electrode active material layer 33 is laminated.By above-mentioned 4th metal foil layer 14 and above-mentioned 3rd negative electrode active material layer 33 constitute containing
The outside bodies 84 of cathode.In the present embodiment, above-mentioned 2nd metal foil layer, 12 side of above-mentioned 4th metal foil layer 14 (under
Surface side) the central portion (region in addition to peripheral part) in face above-mentioned 3rd negative electrode active material layer 33 is laminated.In addition, at this
In embodiment, the whole face stacking the in the face of above-mentioned 2nd metal foil layer, 12 side (lower face side) of above-mentioned 4th metal foil layer 14
2 adhesive phases 72.That is, in the present embodiment, in the 12 side (lower surface of above-mentioned 2nd metal foil layer of above-mentioned 4th metal foil layer 14
Side) face on across above-mentioned 2nd adhesive phase 72 above-mentioned 3rd negative electrode active material layer 33 (with reference to Fig. 3) is laminated.
The 3rd diaphragm 53 is configured between above-mentioned 2nd metal foil layer 12 and above-mentioned 4th metal foil layer 14.In addition, above-mentioned
Electrolyte 5 is enclosed between 3 diaphragms 53 and above-mentioned 3rd negative electrode active material layer 33, in above-mentioned 3rd diaphragm 53 and above-mentioned 3rd anode
Electrolyte 5 is enclosed between active material layer 23 (with reference to Fig. 3).
In addition, the peripheral part region of the peripheral part region of above-mentioned 2nd metal foil layer 12 and above-mentioned 4th metal foil layer 14 via
Above-mentioned 3rd periphery sealant 43 and engaged to seal, therefore, it is possible to prevent the leakage of electrolyte 5.
In the electrical storage device component 1 of above-mentioned 2nd embodiment, the 3rd metal foil layer 13 and the 4th metal foil layer 14 have end
Two functions of son and exterior material, thus, without further exterior material in this compositions, therefore, as electrical storage device component,
It can realize lightweight, slimming, space saving.In addition, although the electrical storage device component 1 of above-mentioned composition is equivalent to 3 electric power storages
The composition that device is connected in series with, but due to be equivalent to connecting portion the 1st metal foil layer 11 and the 2nd metal foil layer 12 by single layer
Metal foil forms (due to not being the sandwich of multi-piece metal foil), shifting of the electronics between electrical storage device (battery unit etc.)
Dynamic to become smooth, the internal resistance of electrical storage device (battery unit etc.) entirety becomes smaller, can efficiently obtain energy, additionally it is possible to inhibit hair
Heat, and it is whole as electrical storage device component, it can realize slimming, lightweight and space saving.In addition, in present embodiment
In, since the 3rd metal foil layer 13 and the 4th metal foil layer 14 are also formed by the metal foil of single layer, can realize further
Slimming, lightweight, space saving.
The utility model is related to the 3rd embodiment of electrical storage device component 1 be shown in Fig. 4.The electrical storage device component 1 is suitable
In the composition that 4 electrical storage devices are connected in series with, on the basis of the composition with above-mentioned 2nd embodiment, further have such as
The lower composition.Composition (also include two metal foil layers 13,14) between 3rd metal foil layer 13 and the 4th metal foil layer 14 with
Above-mentioned 2nd embodiment is identical, therefore marks same label to same constituting portion, and the description thereof will be omitted.
In the 3rd embodiment, in above-mentioned 3rd metal foil layer (being formed by the metal foil of single layer) 13 and the above-mentioned 1st
The opposite side of metal foil layer 11 (lower face side) configures the 5th metal foil layer 15.In the 5th metal of above-mentioned 3rd metal foil layer 13
The 4th negative electrode active material layer 34 is laminated in a part of region in the face of 15 side of layers of foil (lower face side).In the present embodiment, exist
The central portion (region in addition to peripheral part) in the face of 15 side of the 5th metal foil layer (lower face side) of above-mentioned 3rd metal foil layer 13
Above-mentioned 4th negative electrode active material layer 34 is laminated.In addition, in the present embodiment, in the 5th metal of above-mentioned 3rd metal foil layer 13
The 2nd adhesive phase 72 is laminated in the whole face in the face of 15 side of layers of foil (lower face side).That is, in the present embodiment, in above-mentioned 3rd metal
Above-mentioned 4th cathode is laminated across above-mentioned 2nd adhesive phase 72 on the face of 15 side of the 5th metal foil layer (lower face side) of layers of foil 13 to live
Property material layer 34 (with reference to Fig. 4).In addition, in the present embodiment, above-mentioned 5th metal foil layer 15 is formed by the metal foil of single layer
(not being the layer being made of the sandwich of multi-piece metal foil).
In a part of region in the face of above-mentioned 3rd metal foil layer, 13 side (upper surface side) of above-mentioned 5th metal foil layer 15
The 4th positive electrode active material layer 24 is laminated.By above-mentioned 5th metal foil layer 15 and above-mentioned 4th positive electrode active material layer 24 constitute containing
The outside bodies 85 of anode.In the present embodiment, above-mentioned 3rd metal foil layer, 13 side of above-mentioned 5th metal foil layer 15 (on
Surface side) the central portion (region in addition to peripheral part) in face above-mentioned 4th positive electrode active material layer 24 is laminated.In addition, at this
In embodiment, the whole face stacking the in the face of above-mentioned 3rd metal foil layer, 13 side (upper surface side) of above-mentioned 5th metal foil layer 15
1 adhesive phase 71.That is, in the present embodiment, in the 13 side (upper surface of above-mentioned 3rd metal foil layer of above-mentioned 5th metal foil layer 15
Side) face on across above-mentioned 1st adhesive phase 71 above-mentioned 4th positive electrode active material layer 24 (with reference to Fig. 4) is laminated.
The 4th diaphragm 54 is configured between above-mentioned 3rd metal foil layer 13 and above-mentioned 5th metal foil layer 15.In addition, above-mentioned
Electrolyte 5 is enclosed between 4 diaphragms 54 and above-mentioned 4th negative electrode active material layer 34, in above-mentioned 4th diaphragm 54 and above-mentioned 4th anode
Electrolyte 5 is enclosed between active material layer 24 (with reference to Fig. 4).
In addition, the peripheral part region of above-mentioned 3rd metal foil layer 13, the peripheral part region warp with above-mentioned 5th metal foil layer 15
It is engaged to seal by above-mentioned 4th periphery sealant 44, therefore, it is possible to prevent the leakage of electrolyte 5 (with reference to Fig. 4).
In the electrical storage device component 1 of above-mentioned 3rd embodiment, the 4th metal foil layer 14 and the 5th metal foil layer 15 have end
Two functions of son and exterior material, thus, without further exterior material in this compositions, therefore, as electrical storage device component,
It can realize lightweight, slimming, space saving.In addition, although the electrical storage device component 1 of above-mentioned composition is equivalent to 4 electric power storages
The composition that device is connected in series with, but the 1st metal foil layer 11, the 2nd metal foil layer 12 and the 3rd metal due to being equivalent to connecting portion
Layers of foil 13 is formed by the metal foil of single layer (due to not being the sandwich of multi-piece metal foil), electronics is in electrical storage device (battery
Unit etc.) between movement become smooth, the internal resistance of electrical storage device (battery unit etc.) entirety becomes smaller, can efficiently obtain energy
Amount, additionally it is possible to inhibit fever, and whole as electrical storage device component, can realize slimming, lightweight and space saving.This
Outside, in the present embodiment, the 4th metal foil layer 14 and the 5th metal foil layer 15 are also formed by the metal foil of single layer, therefore can be real
Now further slimming, lightweight, space saving.
In the utility model, for example, it is also possible to using following compositions：(it is equivalent to 2 electric power storage dresses with shown in Fig. 2 constituted
Set the composition being connected in series with) based on, it further connects and connects in the outside of the 2nd metal foil layer 12 (being formed by the metal foil of single layer)
Connect 1 to multiple same electrical storage devices composition, and/or, further in the 3rd metal foil layer 13 (being formed by the metal foil of single layer)
Outside be connected in series with 1 to multiple same electrical storage devices composition.For example, it is also possible to using being connected in series with 5 in the above described manner
The composition of a above electrical storage device is capable of providing the electrical storage device component (assembled battery etc.) of high voltage output as needed.
In above-mentioned 1st~3 embodiment, since the both sides of the thickness direction of electrical storage device component become metal foil layer (ginseng
According to Fig. 2~4), therefore be the electrical storage device that electric current dynamic (acquisition etc.) can be carried out without using lug, it can be with as described above
Mode constitutes the electrical storage device component 1 of no lug.
Alternatively, can also be constituted by using shown in Fig. 5,6, to constitute the electrical storage device component 1 of no lug type.The nothing
The electrical storage device component 1 of lug type further has as described below on the basis of the composition with above first embodiment
It constitutes.Composition (also including two metal foil layers 12,13) and the above-mentioned 1st between 2nd metal foil layer 12 and the 3rd metal foil layer 13 is real
It is identical to apply mode (Fig. 2), therefore same label is marked to same constituting portion, the description thereof will be omitted.
This has the composition of above first embodiment without the electrical storage device component 1 of lug type, and in above-mentioned 2nd metal
The face of the side (upper surface side) opposite with above-mentioned 1st metal foil layer 11 of layers of foil (being formed by the metal foil of single layer) 12, will
The 1st insulating resin film 8 is laminated in the mode that the 1st metal exposed division 9 that 2nd metal foil layer exposes retains.In present embodiment
In, the face of the side (upper surface side) opposite with above-mentioned 1st metal foil layer 11 in above-mentioned 2nd metal foil layer 12 should
The 1st insulating resin film 8 is laminated across the 3rd adhesive layer 81 in the mode that the 1st metal exposed division 9 that 2nd metal foil layer exposes retains
(with reference to Fig. 6).
In addition, in the opposite with above-mentioned 1st metal foil layer 11 of above-mentioned 3rd metal foil layer (being formed by the metal foil of single layer) 13
Side (lower face side) face, in such a way that the 2nd metal exposed division 19 for exposing the 3rd metal foil layer retains, stacking the 2nd
Insulating resin film 18.In the present embodiment, in one opposite with above-mentioned 1st metal foil layer 11 of above-mentioned 3rd metal foil layer 13
The face of side (lower face side), in such a way that the 2nd metal exposed division 19 for exposing the 3rd metal foil layer retains, across the 4th bonding
The 2nd insulating resin film 18 of the stacking of oxidant layer 82 (with reference to Fig. 6).
In addition, in the present embodiment, above-mentioned 1st metal exposed division 9 is arranged in the 2nd metal foil layer 12 and the above-mentioned 1st
The middle section in the face of the opposite side of metal foil layer 11 (upper surface side), above-mentioned 2nd metal exposed division 19 are arranged the above-mentioned 3rd
The middle section (with reference to Fig. 5,6) in the face of the side (lower face side) opposite with above-mentioned 1st metal foil layer 11 of metal foil layer 13.
In the electrical storage device component shown in the Fig. 5,6, in addition to can get the electrical storage device with above-mentioned first embodiment
Other than the identical effect of component, it is layered in the both sides of apparatus assembly by insulating resin film 8,18, can fully ensure (except gold
Belong to other than exposed division) insulating properties, and can fully ensure physical strength.Thus, in the portion for requiring insulating properties
For position, the irregular position of tool are carried, which also can fully cope with.In addition, passing through presence and negative electricity
1st metal exposed division 9 of conducting and with the 2nd metal exposed division 19 that conducts of anode, can via above-mentioned metal exposed division 9,
19 and carry out it is electrical give and accept, therefore, have the advantages that shouldn't lug lead (need not use).Further, since being not necessarily to lug
Lead, therefore, fever when not will produce the charge and discharge of electrical storage device concentrate on phenomenon such around lead, therefore, it is possible to
Extend the service life (that is, the electrical storage device component of long-life can be obtained) of electrical storage device component 1.
It should be noted that in the utility model, for example, in the electrical storage device component of composition shown in Fig. 2, it can also
It is formed and carries out electro-deposition etc. and connecting tab and carried out on the 2nd metal foil layer 12 of the outside bodies 84 containing cathode
Electro-deposition etc. and containing anode outside bodies 85 the 3rd metal foil layer 13 on connecting tab composition, via lug come
It obtains electrical.In the electrical storage device component constituted shown in Fig. 3,4, it is equally possible that formed carry out electro-deposition etc. and
On the metal foil layer of outside bodies 84 containing cathode connecting tab and carry out electro-deposition etc. and in the outside containing anode
The composition of connecting tab on the metal foil layer of bodies 85 obtains electrical via lug.In addition, connecting in multiple electrical storage devices
In the composition of connection, it can also carry out similarly operating to obtain via lug electrical.
In addition, in the utility model, for example, in the electrical storage device component of composition shown in Fig. 2, can also be formed makes to contain
There is 12 foreign side's (being left direction or right direction in Fig. 2) in the horizontal direction of the 2nd metal foil layer of the outside bodies 84 of cathode to prolong
The composition and formation stretched make 13 foreign side (Fig. 2 in the horizontal direction of the 3rd metal foil layer of the outside bodies 85 containing anode
In for left direction or right direction) composition that extends, and above-mentioned extension is used as lug.The electric power storage constituted shown in Fig. 3,4
In device assembly, and it is same.In addition, in the composition for being connected in series with more electrical storage devices, it can also be by above-mentioned extension
Portion is used as lug.
In addition, in the utility model, for example, it can be following compositions：The electrical storage device component of composition shown in Fig. 2
In, form the composition that the 2nd metal foil layer 12, the 2nd adhesive phase 72, the 3rd metal foil layer 13, the 1st adhesive phase 71 are not set, shape
At carry out electro-deposition etc. and on the 1st negative electrode active material layer 31 of exposing connecting tab, and carry out electro-deposition etc. and revealing
The composition of connecting tab on the 2nd positive electrode active material layer 22 gone out obtains electrical via lug.It is constituted shown in Fig. 3,4
Electrical storage device component in, same composition can also be formed, can also in the composition for being connected in series with more electrical storage devices
It is set as similarly constituting.At this point, the further outside of the outside bodies 84,85 in two outsides of thickness direction, it can also layer
Fold the insulating resin layer (can be film, can also be coating etc.) of no metal exposed division.
In the utility model, as above-mentioned metal foil layer (above-mentioned 1st~5 metal foil layer 11,12,13,14,15 etc.), do not have
It is particularly limited to, for example, in addition to nickel foil, aluminium foil etc., can also enumerate covering material obtained from various metals are fitted in 1 layer
Material, platinum plating etc..Wherein, it is preferable to use nickel foil has the following advantages that in the case：It can further increase relative to electrolysis
The corrosion resistance etc. of liquid etc..The thickness of above-mentioned metal foil layer is preferably set to 7 μm~150 μm.Especially as the secondary electricity of lithium
In the case of pond, above-mentioned metal foil layer is preferably that thickness is 7 μm~50 μm.
Above-mentioned positive electrode active material layer (above-mentioned 1st~4 positive electrode active material layer 21,22,23,24 etc.) does not limit especially
It is fixed, for example, can be to adhesive (PVDF (Kynoar), SBR (styrene butadiene ribber), CMC (carboxymethyl celluloses
Sodium salt etc.), PAN (polyacrylonitrile) etc.) in obtained from addition salt (such as cobalt acid lithium, lithium nickelate, LiFePO4, LiMn2O4 etc.)
Blend compositions etc. are formed.The thickness of above-mentioned positive electrode active material layer is preferably set to 2 μm~300 μm.
Also the conductive auxiliary agents such as carbon black, CNT (carbon nanotube) can further be contained in above-mentioned positive electrode active material layer.
In the case where above-mentioned 1st adhesive phase 71 are arranged, by the 1st adhesive phase 71 by make metal foil layer with anode
The adaptation of active material layer becomes better, and thus, it is possible to further increase between metal foil layer and positive electrode active material layer
Electric conductivity.
It as above-mentioned 1st adhesive phase 71, is not particularly limited, for example, can enumerate by shapes such as PVDF, SBR, CMC, PAN
At layer, for example, can be formed by being coated on the surface of above-mentioned metal foil layer.
For the electric conductivity for improving between metal foil layer and positive electrode active material layer, can into above-mentioned 1st adhesive phase 71 into
One step adds the conductive auxiliary agents such as carbon black, CNT (carbon nanotube).
The thickness of above-mentioned 1st adhesive phase 71 is preferably set to 0.2 μm~10 μm.By being set as 10 μm hereinafter, adhesive
Itself can strongly inhibit the increase of the internal resistance of electrical storage device component 1.
It is to improve metal foil layer and positive electrode active material layer although above-mentioned 1st adhesive phase 71 can not also be arranged
Associativity is preferably provided between metal foil layer and positive electrode active material layer.
It as above-mentioned 1st periphery adhesive layer 61, is not particularly limited, for example, can enumerate by urethane adhesive, third
The formation such as olefin(e) acid system bonding agent, epoxy bonding agent, polyolefin bonding agent, elastic system bonding agent, fluorine system bonding agent are glued
Connect oxidant layer.Wherein, it is preferable to use acrylic acid series bonding agent, polyolefin bonding agent can improve electrolyte resistance in this case
Property and water vapor barrier property.In addition, the layer particularly preferably to be formed by the olefin-based bonding agent of 2 solution curing types.Solid using 2 liquid
In the case of the olefin-based bonding agent of change type, the swelling caused by electrolyte can be substantially prevented from and cementability is caused to reduce.It needs
It is noted that in the case of being constituted battery in the form of electrical storage device component 1, above-mentioned 1st periphery adhesive layer 61 is preferred
Use sour modified polypropene bonding agent, sour modified poly ethylene bonding agent.The thickness of above-mentioned 1st periphery adhesive layer 61 is preferably set
It is 0.5 μm~5 μm.
As above-mentioned negative electrode active material layer (above-mentioned 1st~4 negative electrode active material layer 31,32,33,34 etc.), without spy
It does not limit, for example, can be from adding additive into adhesive (PVDF, SBR, CMC, PAN etc.) (for example, graphite, lithium titanate, Si
Be alloy, tin system alloy etc.) obtained from blend compositions etc. formed.The thickness of above-mentioned negative electrode active material layer is preferably set
It is 1 μm~300 μm.
The conductive auxiliary agents such as carbon black, CNT (carbon nanotube) can further be contained in above-mentioned negative electrode active material layer.
Above-mentioned negative electrode active material layer, above-mentioned positive electrode active material layer are being formed by the coating of above-mentioned active material
In the case of, it is laggard that the part (peripheral part etc.) of uncoated active material covered into (masking) with masking tape in advance
Row coating, thereby, it is possible in the case where not making active material be attached to part (peripheral part etc.) of uncoated active material,
Predetermined region forms active material layer.As above-mentioned masking tape, it may be used at polyester resin film, polyethylene resin film, poly- third
Masking tape obtained from coating adhesive on the films such as olefine resin film.
In the case where being provided with above-mentioned 2nd adhesive phase 72, by the 2nd adhesive phase 72 by make metal foil layer with it is negative
The adaptation of pole active material layer becomes more preferable, and thus, it is possible to further increase between metal foil layer and negative electrode active material layer
Electric conductivity.
It as above-mentioned 2nd adhesive phase 72, is not particularly limited, for example, can enumerate by PVDF (Kynoar), SBR
The layer of the formation such as (styrene butadiene ribber), CMC (sanlose etc.), PAN (polyacrylonitrile), for example, can mistake
It is formed by being coated on the surface of metal foil layer.
It, can be into above-mentioned 2nd adhesive phase 72 in order to improve the electric conductivity between metal foil layer and negative electrode active material layer
Further add the conductive auxiliary agents such as carbon black, CNT (carbon nanotube).
The thickness of above-mentioned 2nd adhesive phase 72 is preferably set to 0.2 μm~10 μm.By being set as 10 μm hereinafter, adhesive
Itself can strongly inhibit the increase of the internal resistance of electrical storage device component 1.
It is to improve metal foil layer and negative electrode active material layer although above-mentioned 2nd adhesive phase 72 can not also be arranged
Associativity is preferably provided between metal foil layer and negative electrode active material layer.
It as above-mentioned 2nd periphery adhesive layer 62, is not particularly limited, for example, can enumerate by urethane adhesive, third
The formation such as olefin(e) acid system bonding agent, epoxy bonding agent, polyolefin bonding agent, elastic system bonding agent, fluorine system bonding agent are glued
Connect oxidant layer.Wherein, it is preferable to use acrylic acid series bonding agent, polyolefin bonding agent can improve electrolyte resistance in this case
Property and water vapor barrier property.In addition, the layer particularly preferably to be formed by the olefin-based bonding agent of 2 solution curing types.Solid using 2 liquid
In the case of the olefin-based bonding agent of change type, the swelling caused by electrolyte can be substantially prevented from and cementability is caused to reduce.It needs
It is noted that in the case of being constituted battery in the form of electrical storage device component 1, above-mentioned 2nd periphery adhesive layer 62 is preferred
Use sour modified polypropene bonding agent, sour modified poly ethylene bonding agent.The thickness of above-mentioned 2nd periphery adhesive layer 62 is preferably set
It is 0.5 μm~5 μm.
In the above embodiment, above-mentioned periphery sealant (the 1st~4 periphery sealant formed containing thermoplastic resin
41,42,43,44 etc.) it is formed by：In a thickness direction among 2 adjacent metal foil layers, in metal foil layer
Thermoplastic resin layer 41X, 42X of the peripheral part stacking of opposite face, 43X, 44X, with the opposite face in another metal foil layer
Peripheral part stacking thermoplastic resin layer 41Y, 42Y, 43Y, 44Y overlaps and utilize heat to fusion to formed (reference Fig. 2~
4、6).As above-mentioned thermoplastic resin layer 41X, 42X, 43X, 44X, 41Y, 42Y, 43Y, 44Y, preferably do not drawn by thermoplastic resin
Film is stretched to be formed.Above-mentioned thermoplastic resin unstretching film is not particularly limited, preferably by being selected from by polyethylene, polypropylene, olefin-based
The unstretching film that at least one kind of thermoplastic resin in the group of copolymer, their acid modifier and ionomer composition is formed carrys out structure
At.The thickness of above-mentioned thermoplastic resin layer 41X, 42X, 43X, 44X, 41Y, 42Y, 43Y, 44Y be preferably set to respectively 20 μm~
150μm。
As above-mentioned diaphragm (above-mentioned 1st~4 diaphragm 51,52,53,54 etc.), it is not particularly limited, for example, can enumerate
Polyethylene diaphragm
Polypropylene diaphragm
The diaphragm that the multilayer film formed by polyethylene film and polypropylene screen is formed
It is made of the wet type of the heat resistant inorganics object such as coating ceramic in any one above-mentioned or the multiple aperture plasma membrane of dry type
Diaphragm
Deng.The thickness of above-mentioned diaphragm is preferably set to 5 μm~50 μm.
As above-mentioned electrolyte 5, it is not particularly limited, it is preferable to use mix non-aqueous electrolyte, the mixing non-water system
Electrolyte includes selected from by ethylene carbonate, propylene carbonate, dimethyl carbonate, methyl ethyl carbonate, diethyl carbonate and diformazan
At least two kinds of electrolyte in the group of oxygroup ethane composition；And lithium salts.It as above-mentioned lithium salts, is not particularly limited, for example, can lift
Go out lithium hexafluoro phosphate, LiBF4 etc..As above-mentioned electrolyte 5, it is possible to use aforementioned mixing non-aqueous electrolyte and PVDF,
Electrolyte obtained from PEO (polyethylene oxide) isogel.
As above-mentioned 1st insulating resin film 8 and the 2nd insulating resin film 18, it is not particularly limited, it is preferable to use stretching polyamides
Amine film (tensile nylon film etc.) or oriented polyester film.Wherein, biaxial stretching polyamide film (biaxial stretch-formed nylon is particularly preferably used
Film etc.), biaxial stretch-formed polybutylene terephthalate (PBT) (PBT) film, biaxial stretch-formed polyethylene terephthalate (PET) film
Or biaxial stretch-formed polyethylene naphthalate (PEN) film.It should be noted that above-mentioned 1st insulating resin film 8 and the 2nd insulation
Resin film 18 can be formed with single layer, alternatively, multilayer that can be for example to be formed by oriented polyester film/stretched polyamide film
(multilayer etc. formed by stretching PET film/tensile nylon film) is formed.
In above-mentioned 1st insulating resin film 8, the opening portion 8X of the 1st metal exposed division 9 is provided for ensuring that in a part
(with reference to Fig. 5,6).In the above-described embodiment, opening portion 8X is arranged in the central portion of the 1st insulating resin film 8, but does not limit especially
It is scheduled on above-mentioned position.The plan view shape of above-mentioned opening portion 8X is also not necessarily limited to rectangular-shaped.
Similarly, in above-mentioned 2nd insulating resin film 18, the 2nd metal exposed division 19 is provided for ensuring that in a part
Opening portion 18X (with reference to Fig. 6).In the above-described embodiment, opening portion 18X is arranged in the central portion of the 2nd insulating resin film 18, but
It is not particularly limited in above-mentioned position.The plan view shape of above-mentioned opening portion 18X is also not necessarily limited to rectangular-shaped.
The thickness of above-mentioned 1st insulating resin film 8 and the thickness of above-mentioned 1st insulating resin film 18 be preferably set to 5 μm~
100μm。
In the case where above-mentioned 3rd adhesive layer 81, above-mentioned 4th adhesive layer 82 are arranged, as above-mentioned bonding agent 81,
82, it is not particularly limited, it is preferable to use selected from being that bonding agent and polyethers are poly- by polyester-polyurethane (polyester urethane)
Urethane (polyether urethane) is at least one kind of bonding agent in the group of bonding agent composition.As above-mentioned polyester-polyurethane
Be bonding agent, for example, can enumerate by as host agent polyester resin and as the polyfunctional isocyanate compound shape of curing agent
At two-solution curing type polyester-polyurethane system resin adhesive.As above-mentioned polyether-polyurethane system bonding agent, for example, can enumerate by
The poly- ammonia of two-solution curing type polyethers that polyether resin as host agent and the polyfunctional isocyanate compound as curing agent are formed
Ester system resin adhesive.The thickness of above-mentioned 3rd adhesive layer 81, the thickness of above-mentioned 4th adhesive layer 82 are preferably set to 0.5
μm~5 μm.After above-mentioned 3rd bonding agent 81 can be coated on the surface of above-mentioned metal foil layer, fitting the 1st insulating resin film 8 from
And the two is bonded and integrated.Likewise it is possible to after being coated with above-mentioned 4th bonding agent 82 on the surface of above-mentioned metal foil layer, patch
The 2nd insulating resin film 18 is closed to which the two to be bonded and integrated.
Even if thoroughly insulating resin film (heat-resistant resin stretched film etc.) from external observation, above-mentioned 3rd adhesive layer 81 and
The uncoated portion of the bonding agent region of opening portion 8X, 18X (correspond to) in above-mentioned 4th adhesive layer 82 also with bonding agent applying area
The glossiness in domain is different, therefore, even if can be distinguished from outside if in the state that fitting does not have the insulating resin film of opening portion
The position in the uncoated portion of bonding agent and shape.Moreover, by the way that bonding agent will be corresponded to not in the insulating resin film of above-mentioned fitting
The part of coating part removes, and can form following compositions：It forms above-mentioned opening portion 8X, 18X and makes above-mentioned metal exposed division 9,19.
For example, for example, irradiate laser by the periphery in the uncoated portion of bonding agent in the insulating resin film to above-mentioned fitting, cut-out and viscous
The insulating resin film for connecing the corresponding part in the uncoated portion of agent can be such that above-mentioned opening portion 8X, 18X is formed, to formed make it is described
The composition that metal exposed division 9,19 exposes.
In addition, for above-mentioned 3rd adhesive layer 81 and above-mentioned 4th adhesive layer 82, in order to be easy to distinguish that bonding agent is not coated with
Cloth portion, can relative to 100 mass parts resin component and added with the range of the mass parts of 0.1 mass parts~5 in above-mentioned bonding agent
Add the colorants such as organic system pigment, inorganic system's pigment, pigment.It as above-mentioned organic system pigment, is not particularly limited, such as can lift
Go out C lake red CAN'T (lake red), naphthols (naphthol) class, Hansa yellow (Hansa yellow), dual-azo yellow (Disazo
Yellow), the azo pigments such as benzimidazolone (benzimidazolone), quinophthalone (quinophthalone), iso-indoles
Quinoline (isoindoline), pyrrolopyrrole (pyrrolopyrrole), dioxazines (dioxazine), phthalocyanine blue
The polycycles system pigment such as (phthalocyanine blue), phthalocyanine green (phthalocyanine green), lake red C, pigment
Red equal mordant pigments etc..In addition, as above-mentioned inorganic system's pigment, it is not particularly limited, such as carbon black, titanium oxide, carbon can be enumerated
Sour calcium, kaolin, iron oxide, zinc oxide etc..In addition, as above-mentioned pigment, it is not particularly limited, such as trisodium salt can be enumerated
The blue pigments classes such as the red pigments classes such as xantheins classes such as (yellow 4), disodium salt (No. 3 red), disodium salt (blue 1)
Deng.
In addition, regardless of whether addition colorant, by being bonded transparent insulating resin film (heat-resistant resin stretched film etc.),
It can easily verify that the uncoated portion of bonding agent.If being formed in above-mentioned 3rd adhesive layer 81, above-mentioned 4th adhesive layer 82
Bonding agent in add above-mentioned colorant and be bonded the composition of transparent insulating resin film (heat-resistant resin stretched film etc.),
Then the discrimination in the uncoated portion of bonding agent becomes extremely to be easy.
In the utility model, preferably at above-mentioned metal foil layer (above-mentioned 1st~5 metal foil layer 11,12,13,14,15 etc.)
The side that above-mentioned positive electrode active material layer is at least laminated face formed chemical conversion epithelium.In addition, similarly, preferably on above-mentioned
That states metal foil layer (above-mentioned 1st~5 metal foil layer 11,12,13,14,15 etc.) is at least laminated above-mentioned negative electrode active material layer
The face of side forms chemical conversion epithelium.Above-mentioned chemical conversion epithelium is by chemical conversion treatment is implemented on the surface to metal foil
The epithelium of formation can fully prevent from being led by content (electrolyte etc.) by implementing chemical conversion treatment as described above
The corrosion of the metal foil surface of cause.For example, by the processing being discussed below, chemical conversion treatment is implemented to metal foil.That is,
To be coated on the surface for the metal foil for carrying out ungrease treatment it is following 1)~3) in any aqueous solution, be then dried, from
And implement chemical conversion treatment.
1) aqueous solution of mixture, the mixture include：
Phosphoric acid,
Chromic acid and
At least one kind of compound in the group being made of the metal salt of fluoride and the non-metal salt of fluoride；
2) aqueous solution of mixture, the mixture include：
Phosphoric acid,
At least one kind of resin in the group being made of acrylic resin, chitosan derivative resin and phenolic aldehyde system tree,
With
At least one kind of compound in the group being made of chromic acid and chromium (III) salt；
3) aqueous solution of mixture, the mixture include：
Phosphoric acid,
At least one kind of tree in the group being made of acrylic resin, chitosan derivative resin and phenolic aldehyde system resin
Fat,
At least one kind of compound in the group being made of chromic acid and chromium (III) salt and
At least one kind of compound in the group being made of the metal salt of fluoride and the non-metal salt of fluoride.
For above-mentioned chemical conversion epithelium, as chromium adhesion amount (per single side), preferably 0.1mg/m2~50mg/m2, especially
Preferably 2mg/m2~20mg/m2。
Next, being illustrated to an example of the manufacturing method of the electrical storage device component of the utility model.First, accurate respectively
The standby outside bodies 84 containing bipolar bodies 83, containing cathode, the outside bodies 85 containing anode and 2 diaphragms
51,52 (with reference to Fig. 7).
That is, prepare to contain bipolar bodies 83, it is described to be formed in this way containing bipolar bodies 83：In the 1st metal foil
The 1st adhesive phase 71, the central portion region on the surface of the adhesive phase 71 is laminated in the whole face of one face (upper surface) of layer 11
The 1st positive electrode active material layer 21 of middle stacking, in the 1st adhesive that a face (upper surface) of above-mentioned 1st metal foil layer 11 is laminated
The 1st thermoplastic resin is laminated across the 1st periphery adhesive layer 61 in the peripheral part for not forming the 1st positive electrode active material layer of layer 71
Layer 41Y, and the 2nd adhesive phase 72 is laminated in the whole face of the another side (lower surface) of above-mentioned 1st metal foil layer 11, in the bonding
The 2nd negative electrode active material layer 32 is laminated in the central portion region on the surface of oxidant layer 72, in the another side of above-mentioned 1st metal foil layer 11
The peripheral part for not forming the 2nd negative electrode active material layer of 2nd adhesive phase 72 of (lower surface) stacking is across the 2nd periphery bonding agent
Layer 62 and be laminated the 2nd thermoplastic resin layer 42X.
In addition, preparing the outside bodies 84 containing cathode, the outside bodies 84 containing cathode is formed in this way：
The 2nd adhesive phase 72 is laminated in the whole face of one face (lower surface) of the 2nd metal foil layer 12, in the surface of the adhesive phase 72
The 1st negative electrode active material layer 31 is laminated in centre portion region, the be laminated in a face (lower surface) of above-mentioned 2nd metal foil layer 12
The 1st thermoplastic is laminated across the 2nd periphery adhesive layer 62 in the peripheral part for not forming the 1st negative electrode active material layer of 2 adhesive phases 72
Property resin layer 41X.
In addition, preparing the outside bodies 85 containing anode, the outside bodies 85 containing anode is formed in this way：
The 1st adhesive phase 71 is laminated in the whole face of one face (upper surface) of the 3rd metal foil layer 13, in the surface of the adhesive phase 71
The 2nd positive electrode active material layer 22 is laminated in centre portion region, the be laminated in a face (upper surface) of above-mentioned 3rd metal foil layer 13
The 2nd thermoplasticity is laminated across the 1st periphery adhesive layer 61 in the peripheral part for not forming the 2nd positive electrode active material layer of 1 adhesive phase 7
Resin layer 42Y.
In addition, preparing the 1st diaphragm 51 and the 2nd diaphragm 52.Then, in the outside bodies 84 containing cathode and containing polarity
Bodies 83 between clamping the 1st diaphragm 51 and containing anode outside bodies 85 with contain bipolar bodies 83
Between in the state of the 2nd diaphragm 52 of clamping, by by the outside bodies 84 containing cathode of above-mentioned coincidence, containing bipolar
Bodies 83, outside bodies 85 containing anode it is each the peripheral part of upper and lower bodies adjacent (on thickness direction) that
This heating pressurization clamp, to by the 1st thermoplastic resin layer 41X of the outside bodies 84 containing cathode, with contain it is bipolar
1st thermoplastic resin layer 41Y heat-sealing engagements of bodies 83, form the 1st periphery sealant 41, also, will contain the outer of anode
2nd thermoplastic resin layer 42Y of side bodies 85 and the 2nd thermoplastic resin layer 42X heat sealings containing bipolar bodies 83
It closes, to form the 2nd periphery sealant 42.
It should be noted that when carrying out above-mentioned clipping operation, the both ends of the 1st diaphragm 51 are clamped in containing cathode
The inward side edge of 1st thermoplastic resin layer 41X of outside bodies 84 and the 1st thermoplasticity containing bipolar bodies 83
Between the inward side edge of resin layer 41Y, and the both ends of the 2nd diaphragm 52 are clamped in the outside bodies 85 containing anode
The 2nd thermoplastic resin layer 42Y inward side edge, with the 2nd thermoplastic resin layer 42X containing bipolar bodies 83 in
Between square side edge part, configure (sandwiching) two diaphragm 51,52 by this method (with reference to Fig. 7).
For above-mentioned heat-sealing engagement, by the outside bodies 84 containing cathode of coincidence, contain bipolar bodies
83, the 4 of the peripheral part of the outside bodies 85 containing anode among 3 while elder generation temporarily sealing, next from remaining not close
1 edge of envelope, to electrolyte 5 is injected between the 1st diaphragm 51 and the 1st negative electrode active material layer 31, just to the 1st diaphragm the 51 and the 1st
Electrolyte 5 is injected between pole active material layer 21, and electric to being injected between the 2nd diaphragm 52 and the 2nd negative electrode active material layer 32
Liquid 5 is solved, to electrolyte 5 is injected between the 2nd diaphragm 52 and the 2nd positive electrode active material layer 22, then, with a pair of of hot plate etc. from upper and lower
Remaining 1 side at unsealing position is clamped, to which engagement is fully sealed in 4 sides, to obtain Fig. 1, this practicality shown in 2 newly
The electrical storage device component 1 of type.
It should be noted that electrical storage device component 1 shown in Fig. 3,4,6 can be made according to the method for above-mentioned manufacturing method
It makes.For example, for the electrical storage device component 1 for manufacturing Fig. 3, in manufacturing method shown in Fig. 7, in above-mentioned 2nd diaphragm 52
Under, it further configures with above-mentioned 83 same structure containing bipolar bodies containing bipolar bodies 83, further at this
It is additional further to configure the 3rd diaphragm between the above-mentioned outside bodies 85 containing anode containing bipolar bodies 83 and press
Mode similar to the above is sealed.
Above-mentioned manufacturing method has only enumerated an example, and the utility model is not particularly limited to above-mentioned manufacturer
Method.
Embodiment
Next, the specific embodiment to the utility model illustrates, but the utility model is not particularly limited in this
A little embodiments.
1 ＞ of ＜ embodiments
(making of the outside bodies 85 containing anode)
It is (whole in a face of 1 nickel foil (JISH4551-2000NW2201) 13 of vertical 20cm, horizontal 30cm, 20 μm of thickness
Face) on, adhesive obtained from coating will be dissolved in as the PVDF of adhesive in the dimethylformamide (DMF) as solvent
Liquid, it is then, 30 seconds dry in 100 DEG C, the adhesive phase 71 that the thickness after drying is 0.5 μm is consequently formed.
By using cobalt acid lithium as 60 mass parts of positive active material of principal component, as bonding agent and electrolyte retention agent
PVDF10 mass parts, 5 mass parts of acetylene black (conductive material), 25 mass parts of n-methyl-2-pyrrolidone (NMP) (organic solvent)
Be kneaded dispersion and form paste, which is coated on to the surface of above-mentioned adhesive phase 71 with the size of 75mm × 44mm
It is 30 minutes dry in 100 DEG C after at 3, next, hot pressing is carried out, to form density 4.8g/cm3, the thickness after drying be
30.2 μm of positive electrode active material layer 22 (with reference to Fig. 8 A).
Next, at 3 on the everywhere of positive electrode active material layer 22, pass through the polyester binding adhesive tape for being bonded same size
And the masking of positive electrode active material layer 22 is carried out, then, on the face for the side for carrying out the masking, 2 liquid are coated with 2 μm of thickness
The olefin-based bonding agent (the 1st periphery adhesive layer) 61 of curing type, and it is 15 seconds dry in 100 DEG C, next, in the 1st periphery
The un-stretched polypropylene film 40 of further 25 μm of coating thickness on bonding agent, places 3 days in 40 DEG C of thermostat and carries out ripe
It, only will be non-stretched at position corresponding with the outer rim of above-mentioned polyester binding adhesive tape (outer rim of positive electrode active material layer 3) after change
Polypropylene film 40 cuts out notch, next, by by polyester binding adhesive tape and un-stretched polypropylene film (the only inside portion of notch
Point；Region only corresponding with adhesive tape) it removes together, to make the surface of positive electrode active material layer 22 expose (with reference to figure
8B)。
Next, the exposed surface from positive electrode active material layer 22 outer rim outward 5mm position (in Fig. 8 B two point draw
The position of line) at substantially cut out, to be made 3 85mm × 54mm size containing anode outside sheet material
Body 85 (with reference to Fig. 8 C, Fig. 7).
The width M of the 2nd thermoplastic resin layer 42Y formed by above-mentioned un-stretched polypropylene film is 5mm (with reference to Fig. 8 C).
(making of the outside bodies 84 containing cathode)
It is (whole in a face of 1 nickel foil (JISH4551-2000NW2201) 12 of vertical 20cm, horizontal 30cm, 20 μm of thickness
Face) on, adhesive obtained from coating will be dissolved in as the PVDF of adhesive in the dimethylformamide (DMF) as solvent
Liquid, it is then, 30 seconds dry in 100 DEG C, the adhesive phase 72 that the thickness after drying is 0.5 μm is consequently formed.
By using carbon dust as 57 mass parts of negative electrode active material of principal component, as bonding agent and electrolyte retention agent
0 mass parts of copolymer 1,3 mass parts of acetylene black (conductive material), the N- first of PVDF5 mass parts, hexafluoropropene and maleic anhydride
25 mass parts of base -2-Pyrrolidone (NMP) (organic solvent) are kneaded dispersion and form paste, by the paste with 75mm × 44mm's
Size is coated at the 3 of the surface of above-mentioned adhesive phase 72, then, 30 minutes dry in 100 DEG C, then carries out hot pressing, thus
It is 1.5g/cm to form density3, the thickness after drying be 20.1 μm negative electrode active material layer 31.
Next, at 3 on the everywhere of negative electrode active material layer 31, pass through the polyester binding adhesive tape for being bonded same size
And the masking of negative electrode active material layer 31 is carried out, then, on the face for the side for carrying out the masking, 2 liquid are coated with 2 μm of thickness
The olefin-based bonding agent (the second periphery adhesive layer) 62 of curing type, and it is 15 seconds dry in 100 DEG C, next, in the second week
The un-stretched polypropylene film of further 25 μm of coating thickness on edge bonding agent, places 3 days in 40 DEG C of thermostat and carries out ripe
It, only will be non-stretched at position corresponding with the outer rim of above-mentioned polyester binding adhesive tape (outer rim of negative electrode active material layer 13) after change
Polypropylene film cuts out notch, next, by by polyester binding adhesive tape and un-stretched polypropylene film (the only inside portion of notch
Point；Region only corresponding with adhesive tape) it removes together, to make the surface of negative electrode active material layer 31 expose
Next, the exposed surface from negative electrode active material layer 31 outer rim outward at the position of 5mm substantially
It is cut out, to the negative side bodies 84 of the size of obtained 3 85mm × 54mm (with reference to Fig. 7).
The width of the 1st thermoplastic resin layer 41X formed by above-mentioned un-stretched polypropylene film is 5mm.
(making containing bipolar bodies 83)
It obtains as follows shown in Fig. 7 containing bipolar bodies 83：Contain positive lateral film according to above-mentioned
The making of material body 85 similarly operates, and forms following bodies, has：1 nickel foil 11 of 20 μm of thickness, in the nickel foil 11
A face (upper surface) whole face formed adhesive phase 71, be laminated in the central portion region on the surface of the adhesive phase 71
Positive electrode active material layer 21 and a face (upper surface) in above-mentioned nickel foil 11 the periphery for not forming positive electrode active material layer
The 1st thermoplastic resin layer 41Y that portion is laminated across olefin-based bonding agent (the 1st periphery adhesive layer) 61 (with reference to Fig. 7)；Also,
It is similarly operated according to the making with the above-mentioned outside bodies 84 containing cathode, forms following bodies, have：Above-mentioned
The adhesive phase 72 that the whole face of the another side (lower surface) of 1 nickel foil 11 is formed, the center on the surface of the adhesive phase 72
The negative electrode active material layer 32 being laminated in portion region, and negative electrode active is not formed in the another side (lower surface) of above-mentioned nickel foil 11
The 2nd thermoplastic resin layer 42Y (ginsengs that the peripheral part of material layer is laminated across olefin-based bonding agent (the 2nd periphery adhesive layer) 62
According to Fig. 7).
(making of electrical storage device component 1)
Next, as shown in fig. 7, configuration outside bodies 85 of the lower section containing anode with configure containing above
Configuration contains bipolar bodies 83 between having the outside bodies 84 of cathode, and in the above-mentioned outside bodies containing anode
85 and it is above-mentioned containing configure between bipolar bodies 83 the 2nd wet type of the Porous for indulging 85mm × 8 μm of horizontal 54mm × thickness every
Film 52, in the above-mentioned outside bodies 84 containing cathode and the above-mentioned vertical 85mm × cross of configuration between containing bipolar bodies 83
The 1st diaphragm 51 of wet type for the Porous that 8 μm of 54mm × thickness.At this point, the outside bodies 85 containing anode is in the 2nd diaphragm 52
There are the modes of positive electrode active material layer 22 to configure for side, and the outside bodies 84 containing cathode is negative to exist in 51 side of the 1st diaphragm
The mode of pole active material layer 31 configures, containing bipolar bodies 83 in following 52 side of the 2nd diaphragm, there are negative electrode actives
The mode of material layer 32 configure (by 51 side of the 1st diaphragm above there are positive electrode active material layer 21 in a manner of configure) (reference
Fig. 7).
Next, the outside bodies 85 containing anode and containing the 2nd diaphragm 52 of clamping between bipolar bodies 83,
And the outside bodies 84 containing cathode and containing the 1st diaphragm 51 of clamping between bipolar bodies 83 in the state of, from upper
It is lower when will overlook lower 43 among with a pair of 200 DEG C of hot plate with the pressure cramping 3 seconds of 0.2MPa to heat seal, from
And 3 sides are sealingly engaged.
Next, using syringe, never 1 side of the lower side of sealing position, by electrolyte (in ethylene carbonate
(EC), dimethyl carbonate (DMC), methyl ethyl carbonate (EMC) rub with equivalent volumes than in the mixed solvent obtained from cooperation with 1
The concentration dissolving lithium hexafluoro phosphate (LiPF of that/L6) and obtain) respectively between the 2nd diaphragm 52 and positive electrode active material layer 22 and
0.5mL is injected between 2nd diaphragm 52 and negative electrode active material layer 32, then, by vacuum sealing, carries out temporarily sealing.In addition,
Using syringe, never 1 side of the upper side of sealing position, by identical electrolyte respectively to the 1st diaphragm 51 and positive electrode active material
0.5mL is injected between matter layer 21 and between the 1st diaphragm 51 and negative electrode active material layer 31, then, by vacuum sealing, is carried out temporary
When seal.
Then, charging is carried out until generating the cell voltage of 4.2V, after generating gas from electrode, diaphragm etc., with 3.0V
Discharge condition and the decompression of 0.086MPa under, from up and down by 1 side of residue at unsealing position with a pair of 200 DEG C of hot plate with
The pressure of 0.2MPa clamps, and heats seal to carry out 3 seconds, is thus fully sealingly engaged on 4 sides, obtains Fig. 1, structure shown in 2
At, battery capacity be 19.6mAh simulation assembled battery (electrical storage device component) 1.
2 ＞ of ＜ embodiments
In the respective of the outside bodies 85 containing anode and the outside bodies 84 containing cathode obtained by embodiment 1
On, further setting additional composition as described below according to operation similarly to Example 1, obtains Fig. 5,6 institutes in addition to this
The composition shown, battery capacity be 19.5mAh simulation assembled battery (electrical storage device component) 1.
It carries out operations described below and additional composition is set.That is, in the outside bodies 85 containing anode obtained by embodiment 1
Nickel foil (the 3rd metal foil layer) 13 another side (face of the side opposite with the side for being formed with positive electrode active material layer 22) in
Centre portion, the polyester binding adhesive tape of the size of stickup 5mm × 5mm is to be covered, then, the face in the side for carrying out the masking
Whole face, it is with 2 μm of thickness coated polyester urethane adhesive (the 4th adhesive layer) 82 and 15 seconds dry in 100 DEG C, connect down
Come, the biaxial stretching polyamide film (the 2nd insulating resin film layer) 18 of 15 μm of coating thickness on the 4th adhesive layer 82,40
DEG C thermostat in place 3 days and cured after, only will be double at position corresponding with the above-mentioned outer rim of polyester binding adhesive tape
Axis stretched polyamide film cuts out notch, next, the biaxial stretching polyamide film of the part is removed together with polyester binding adhesive tape
It goes, to which opening portion 18X be arranged in the central portion of biaxial stretching polyamide film 18, makes the 2nd gold medal of the size of 5mm × 5mm as a result,
Belong to exposed division 19 in the central portion of the another side (lower surface) of nickel foil (the 3rd metal foil layer) 13 to expose (with reference to Fig. 6), be contained
The outside bodies 85 of anode.
In addition, similarly, in nickel foil (the 2nd metal foil of the outside bodies 84 containing cathode obtained by embodiment 1
Layer) 12 another side (face of the side opposite with the side for being formed with negative electrode active material layer 31) central portion, paste 5mm ×
The polyester binding adhesive tape of the size of 5mm is to be covered, then, the whole face in the face for the side for carrying out the masking, with 2 μm
Thickness coated polyester urethane adhesive (the 3rd adhesive layer) 81 is simultaneously 15 seconds dry in 100 DEG C, next, in the 3rd bonding
The biaxial stretching polyamide film (the 1st insulating resin film layer) 8 of 15 μm of coating thickness, is placed in 40 DEG C of thermostat in oxidant layer 81
3 days and after being cured, only biaxial stretching polyamide film is cut at position corresponding with the above-mentioned outer rim of polyester binding adhesive tape
Go out notch, next, the biaxial stretching polyamide film of the part is removed together with polyester binding adhesive tape, to biaxial stretch-formed
Opening portion 8X is arranged in the central portion of PA membrane 8, makes the 1st metal exposed division 9 of the size of 5mm × 5mm in nickel foil the (the 2nd as a result,
Metal foil layer) 12 central portion of another side (upper surface) exposes (with reference to Fig. 6), obtain the outside bodies 84 containing cathode.
Using the thus obtained outside bodies 85 containing anode, the outside bodies 84 containing cathode, press and implementation
1 same mode of example, by implementing the production process of electrical storage device component, obtain Fig. 5, constitute shown in 6, battery capacity be
The assembled battery (electrical storage device component) 1 of the simulation of 19.5mAh.
[table 1]
For each assembled battery of the embodiment 1,2 obtained in the manner described above, initial voltage (V) and internal resistance value (m are measured
Ω).Its result is suitable for table 1.
As shown in Table 1, the assembled battery (electrical storage device component) of the embodiments of the present invention 1,2 respectively obtains successively
The initial voltage of 8.2V, 8.3V, in addition internal resistance value be also suppressed to relatively low.
Industrial applicibility
The utility model is related to electrical storage device component and the electrical storage device group that is obtained by the manufacturing method of the utility model
Part can be used for such as electric tool purposes, vehicle-mounted purposes, regenerative resource recycling purposes, number since it is possible to obtain height output
Code camera applications, small-sized 4-wheel driven car purposes etc..
As the electrical storage device component of the utility model, such as can enumerate：
The electrical storage devices such as lithium secondary battery (lithium ion battery, lithium polymer battery etc.)
Lithium-ion capacitor
Double layer capacitor
All-solid-state battery；Deng, but it is not particularly limited in this.
This application claims on November 25th, 2016 Japanese patent application laid filed an application be willing to No. 2016-228682 excellent
It first weighs, the disclosure of which directly constitutes the part of the application.
Term used herein and explanation are used for illustrating the embodiment of the utility model, this practicality is new
Type is not intended to be limited thereto, if within right, without departing from its purport, then the utility model permission is any sets
Meter change.
Claims (3)
1. electrical storage device component, which is characterized in that the electrical storage device component is stacked in series body,
The stacked in series body includes that multi-disc contains bipolar bodies, described to have containing bipolar bodies：By single layer
The metal foil layer of metal foil formation, the positive active material being laminated in a part of region in a face of the metal foil layer
Layer and the negative electrode active material layer being laminated in a part of region of the another side of the metal foil layer,
The multi-disc is containing bipolar bodies with the positive electrode active material layer and the negative electrode active material layer in thickness side
The mode being alternately arranged upwards is laminated in thickness direction,
It is adjacent described containing in bipolar bodies in a thickness direction, in a positive-active containing bipolar bodies
Diaphragm is configured between material layer and another negative electrode active material layer containing bipolar bodies,
It is adjacent described containing in bipolar bodies in a thickness direction, metal foil layer containing bipolar bodies
The peripheral part region for not forming positive electrode active material layer in one face and another metal foil containing bipolar bodies
The peripheral part for not forming negative electrode active material layer of the another side of layer is engaged via periphery sealant, the periphery sealing
Layer is formed containing thermoplastic resin.
2. electrical storage device component according to claim 1, further has：
Outside bodies containing cathode, the outside bodies containing cathode include：In the thickness of the stacked in series body
Direction side configuration metal foil layer and in a part of region in the face on the stacked in series side of the metal foil layer
The negative electrode active material layer of stacking, and the outside bodies containing anode, the outside bodies containing anode include：Institute
State the metal foil layer of the other side configuration of the thickness direction of stacked in series body and the stacked in series body in the metal foil layer
The positive electrode active material layer being laminated in a part of region in the face of side,
The one of the thickness direction of the negative electrode active material layer and stacked in series body of the outside bodies containing cathode
Diaphragm is configured between the positive electrode active material layer of end side,
In the positive electrode active material layer, another with the thickness direction of the stacked in series body of the outside bodies containing anode
Diaphragm is configured between the negative electrode active material layer of one end,
The peripheral part region for not forming negative electrode active material layer of the metal foil layer of the outside bodies containing cathode and institute
State the peripheral part area for not forming positive electrode active material layer of the metal foil layer of the one end of the thickness direction of stacked in series body
Domain is engaged via periphery sealant, and the periphery sealant is formed containing thermoplastic resin,
The peripheral part region for not forming positive electrode active material layer of the metal foil layer of the outside bodies containing anode and institute
State the peripheral part for not forming negative electrode active material layer of the metal foil layer of the another side of the thickness direction of stacked in series body
Region is engaged via periphery sealant, and the periphery sealant is formed containing thermoplastic resin.
3. electrical storage device component, which is characterized in that include：
It is described to have containing bipolar bodies containing bipolar bodies：The 1st metal foil formed by the metal foil of single layer
Layer, the 1st positive electrode active material layer that is laminated in a part of region in a face of the 1st metal foil layer and the described 1st
The 2nd negative electrode active material layer being laminated in a part of region of the another side of metal foil layer,
Outside bodies containing cathode, the outside bodies containing cathode include：Described in the 1st metal foil layer
A part for the 2nd metal foil layer that one surface side configures and the face in the 1st metal foil layer side of the 2nd metal foil layer
The 1st negative electrode active material layer being laminated in region,
Outside bodies containing anode, the outside bodies containing anode include：Described in the 1st metal foil layer
A part for 3rd metal foil layer of another surface side configuration and the face in the 1st metal foil layer side of the 3rd metal foil layer
The 2nd positive electrode active material layer being laminated in region,
The 1st diaphragm configured between the 1st positive electrode active material layer and the 1st negative electrode active material layer, and
The 2nd diaphragm configured between the 2nd positive electrode active material layer and the 2nd negative electrode active material layer,
The peripheral part region for not forming the 1st positive electrode active material layer in one face of the 1st metal foil layer, with described the
The peripheral part region for not forming the 1st negative electrode active material layer in the face of the 1st metal foil layer side of 2 metal foil layers is via the 1st
Periphery sealant engages, and the 1st periphery sealant contains thermoplastic resin and formed,
The peripheral part region for not forming the 2nd negative electrode active material layer of the another side of 1st metal foil layer, with described the
The peripheral part region for not forming the 2nd positive electrode active material layer in the face of the 1st metal foil layer side of 3 metal foil layers is via the 2nd
Periphery sealant engages, and the 2nd periphery sealant contains thermoplastic resin and formed.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016228682A JP2018085270A (en) | 2016-11-25 | 2016-11-25 | Power storage device module and method for manufacturing the same |
| JP2016-228682 | 2016-11-25 |
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| Publication Number | Publication Date |
|---|---|
| CN207800773U true CN207800773U (en) | 2018-08-31 |
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|---|---|---|---|
| CN201721493232.0U Active CN207800773U (en) | 2016-11-25 | 2017-11-10 | Electrical storage device component |
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| Country | Link |
|---|---|
| JP (1) | JP2018085270A (en) |
| CN (1) | CN207800773U (en) |
| WO (1) | WO2018096743A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109524712A (en) * | 2018-09-21 | 2019-03-26 | 东莞市伟升机械设备科技有限公司 | Slimline battery and preparation method thereof |
| CN114450842A (en) * | 2019-10-31 | 2022-05-06 | 株式会社村田制作所 | Secondary battery and battery pack |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210351396A1 (en) | 2018-09-27 | 2021-11-11 | Zeon Corporation | Slurry for non-aqueous secondary battery adhesive layer, adhesive layer-equipped battery member for non-aqueous secondary battery, method of producing laminate for non-aqueous secondary battery, and method of producing non-aqueous secondary battery |
| KR102396438B1 (en) * | 2019-02-21 | 2022-05-10 | 주식회사 엘지에너지솔루션 | Battery module and method of manufacturing the same |
| CN112563579B (en) * | 2019-09-25 | 2023-05-12 | 北京卫蓝新能源科技有限公司 | High-safety high-capacity lithium ion battery lamination cell and preparation method thereof |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4635589B2 (en) * | 2004-12-08 | 2011-02-23 | 日産自動車株式会社 | Bipolar battery, assembled battery, composite battery and vehicle equipped with these |
| JP5124961B2 (en) * | 2005-09-05 | 2013-01-23 | 日産自動車株式会社 | Bipolar battery |
| JPWO2010010717A1 (en) * | 2008-07-25 | 2012-01-05 | パナソニック株式会社 | Bipolar battery |
-
2016
- 2016-11-25 JP JP2016228682A patent/JP2018085270A/en active Pending
-
2017
- 2017-08-24 WO PCT/JP2017/030272 patent/WO2018096743A1/en active Application Filing
- 2017-11-10 CN CN201721493232.0U patent/CN207800773U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109524712A (en) * | 2018-09-21 | 2019-03-26 | 东莞市伟升机械设备科技有限公司 | Slimline battery and preparation method thereof |
| CN114450842A (en) * | 2019-10-31 | 2022-05-06 | 株式会社村田制作所 | Secondary battery and battery pack |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018096743A1 (en) | 2018-05-31 |
| JP2018085270A (en) | 2018-05-31 |
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