JP2007265989A5 - - Google Patents
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- JP2007265989A5 JP2007265989A5 JP2007053015A JP2007053015A JP2007265989A5 JP 2007265989 A5 JP2007265989 A5 JP 2007265989A5 JP 2007053015 A JP2007053015 A JP 2007053015A JP 2007053015 A JP2007053015 A JP 2007053015A JP 2007265989 A5 JP2007265989 A5 JP 2007265989A5
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- JP
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- Prior art keywords
- battery element
- exterior material
- electrolyte secondary
- secondary battery
- aqueous electrolyte
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000463 material Substances 0.000 claims 25
- 239000011255 nonaqueous electrolyte Substances 0.000 claims 22
- 229920005989 resin Polymers 0.000 claims 18
- 239000011347 resin Substances 0.000 claims 18
- 239000000853 adhesive Substances 0.000 claims 12
- 230000001070 adhesive Effects 0.000 claims 12
- 238000007789 sealing Methods 0.000 claims 12
- 239000011358 absorbing material Substances 0.000 claims 11
- -1 polyethylene Polymers 0.000 claims 11
- 239000011888 foil Substances 0.000 claims 6
- 239000005001 laminate film Substances 0.000 claims 6
- 229910052751 metal Inorganic materials 0.000 claims 6
- 239000002184 metal Substances 0.000 claims 6
- 239000004698 Polyethylene (PE) Substances 0.000 claims 5
- 239000004743 Polypropylene Substances 0.000 claims 5
- 229920000573 polyethylene Polymers 0.000 claims 5
- 229920001155 polypropylene Polymers 0.000 claims 5
- 239000005022 packaging material Substances 0.000 claims 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims 4
- 238000004804 winding Methods 0.000 claims 4
- 229940117841 Methacrylic Acid Copolymer Drugs 0.000 claims 3
- 239000007822 coupling agent Substances 0.000 claims 3
- 239000005038 ethylene vinyl acetate Substances 0.000 claims 3
- 229920003145 methacrylic acid copolymer Polymers 0.000 claims 3
- 238000004806 packaging method and process Methods 0.000 claims 3
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims 3
- 239000004716 Ethylene/acrylic acid copolymer Substances 0.000 claims 2
- VLTRZXGMWDSKGL-UHFFFAOYSA-M Perchlorate Chemical compound [O-]Cl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-M 0.000 claims 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims 2
- 239000011575 calcium Substances 0.000 claims 2
- 229910052791 calcium Inorganic materials 0.000 claims 2
- 229920001577 copolymer Polymers 0.000 claims 2
- QHZOMAXECYYXGP-UHFFFAOYSA-N ethene;prop-2-enoic acid Chemical compound C=C.OC(=O)C=C QHZOMAXECYYXGP-UHFFFAOYSA-N 0.000 claims 2
- 229920000554 ionomer Polymers 0.000 claims 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims 2
- 239000011777 magnesium Substances 0.000 claims 2
- 229910052749 magnesium Inorganic materials 0.000 claims 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims 2
- 239000011591 potassium Substances 0.000 claims 2
- 229910052700 potassium Inorganic materials 0.000 claims 2
- 239000000565 sealant Substances 0.000 claims 2
- KEAYESYHFKHZAL-UHFFFAOYSA-N sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 claims 2
- 239000011734 sodium Substances 0.000 claims 2
- 229910052708 sodium Inorganic materials 0.000 claims 2
- 238000003466 welding Methods 0.000 claims 2
- KUDUQBURMYMBIJ-UHFFFAOYSA-N 2-prop-2-enoyloxyethyl prop-2-enoate Chemical compound C=CC(=O)OCCOC(=O)C=C KUDUQBURMYMBIJ-UHFFFAOYSA-N 0.000 claims 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate dianion Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims 1
- UIERETOOQGIECD-ONEGZZNKSA-N Tiglic acid Chemical compound C\C=C(/C)C(O)=O UIERETOOQGIECD-ONEGZZNKSA-N 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- VOLSCWDWGMWXGO-UHFFFAOYSA-N cyclobuten-1-yl acetate Chemical compound CC(=O)OC1=CCC1 VOLSCWDWGMWXGO-UHFFFAOYSA-N 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- XSMJZKTTXZAXHD-UHFFFAOYSA-N ethene;2-methylprop-2-enoic acid Chemical compound C=C.CC(=C)C(O)=O XSMJZKTTXZAXHD-UHFFFAOYSA-N 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxyl anion Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims 1
- 150000002484 inorganic compounds Chemical class 0.000 claims 1
- 229910010272 inorganic material Inorganic materials 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims 1
- OAICVXFJPJFONN-UHFFFAOYSA-N phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
- 239000011574 phosphorus Substances 0.000 claims 1
- 229910052698 phosphorus Inorganic materials 0.000 claims 1
- 229920002239 polyacrylonitrile Polymers 0.000 claims 1
- 229920000139 polyethylene terephthalate Polymers 0.000 claims 1
- 239000005020 polyethylene terephthalate Substances 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 1
- QAOWNCQODCNURD-UHFFFAOYSA-L sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims 1
- 239000010457 zeolite Substances 0.000 claims 1
Claims (19)
上記積層構造は金属箔を有さず、
少なくとも１層の上記樹脂フィルム層が水分吸収材を含む、
ことを特徴とする電池素子外装材。 In a battery element exterior material comprising a laminate film having a laminated structure in which two or more resin film layers are laminated, and used for packaging a battery element,
The laminated structure does not have a metal foil,
At least one of the resin film layers includes a moisture absorbing material,
The battery element exterior material characterized by the above-mentioned.
上記積層構造は金属箔を有さず、
少なくとも１層の上記接着剤層が水分吸収材を含む、
ことを特徴とする電池素子外装材。 In a battery element exterior material comprising a laminate film having a laminated structure in which two or more resin film layers are laminated via an adhesive layer, and used for packaging a battery element,
The laminated structure does not have a metal foil,
At least one of the adhesive layers includes a moisture absorbing material;
The battery element exterior material characterized by the above-mentioned.
次の一般式（１）
（−ＣＨ２ −ＣＨ（ＣＯＯＭ）−）ｎ …（１）
（式中のＭはナトリウム、カリウム、マグネシウム又はカルシウムを示し、ｎは１００〜５０００の自然数を示す。）で表される少なくとも１種のポリアクリル酸塩の、いずれか一方又は双方の混合物である、ことを特徴とする請求項１又は４に記載の電池素子外装材。 The moisture absorbing material is made of oxides of sodium, potassium, magnesium, calcium, copper, aluminum, silicon or phosphorus, chloride, hydroxide, sulfate, nitrate, carbonate and perchlorate, and zeolite. At least one inorganic compound selected from
The following general formula (1)
(-CH2-CH (COOM)-) n (1)
(Wherein M represents sodium, potassium, magnesium or calcium, and n represents a natural number of 100 to 5000), or any one or a mixture of both. The battery element exterior material according to claim 1 or 4, wherein
上記外装材が、２層以上の樹脂フィルム層を積層した積層構造を有するラミネートフィルムから成り、
上記積層構造は金属箔を有さず、
少なくとも１層の上記樹脂フィルム層が水分吸収材を含む、ことを特徴とする非水電解質二次電池。 A battery element formed by winding a positive electrode and a negative electrode through a separator, and an outer packaging material for wrapping the battery element, the electrode terminals of the positive electrode and the negative electrode are led out to the outside, and the battery element is disposed along the periphery of the battery element. In the nonaqueous electrolyte secondary battery formed by sealing the exterior material,
The exterior material comprises a laminate film having a laminated structure in which two or more resin film layers are laminated,
The laminated structure does not have a metal foil,
A non-aqueous electrolyte secondary battery, wherein at least one of the resin film layers includes a moisture absorbing material.
上記外装材が、２層以上の樹脂フィルム層を接着剤層を介して積層した積層構造を有するラミネートフィルムから成り、
上記積層構造は金属箔を有さず、
少なくとも１層の上記接着剤層が水分吸収材を含む、
ことを特徴とする非水電解質二次電池。 A battery element formed by winding a positive electrode and a negative electrode through a separator, and an outer packaging material for wrapping the battery element, the electrode terminals of the positive electrode and the negative electrode are led out to the outside, and the battery element is disposed along the periphery of the battery element. In the non-aqueous electrolyte secondary battery formed by sealing the exterior material,
The exterior material comprises a laminate film having a laminated structure in which two or more resin film layers are laminated via an adhesive layer,
The laminated structure does not have a metal foil,
At least one of the adhesive layers includes a moisture absorbing material;
A non-aqueous electrolyte secondary battery.
シーラントフィルムが介在せず、
上記樹脂フィルム層のうちの最内層が、未延伸の無水マレイン酸変成されたポリエチレン、未延伸の無水マレイン酸変成されたポリプロピレン、チタネート系カップリング剤が添加された未延伸のポリエチレン、チタネート系カップリング剤が添加された未延伸のポリプロピレン、未延伸のアイオノマー、未延伸のエチレン・アクリル酸共重合体、及び未延伸のエチレン・メタクリル酸共重合体から成る群より選ばれた少なくとも１種の樹脂を主成分として製膜されたフィルム又はホットメルト層であり、
この最内層が上記電極端子と直接熱接着していることを特徴とする請求項８又は９に記載の非水電解質二次電池。 At the interface of the sealing portion between the exterior material and the electrode terminal,
There is no sealant film,
Of the resin film layers, the innermost layer is unstretched maleic anhydride-modified polyethylene, unstretched maleic anhydride-modified polypropylene, unstretched polyethylene to which a titanate coupling agent is added, and a titanate-based cup. At least one resin selected from the group consisting of unstretched polypropylene to which a ring agent is added, unstretched ionomer, unstretched ethylene / acrylic acid copolymer, and unstretched ethylene / methacrylic acid copolymer Is a film or hot melt layer formed as a main component,
The non-aqueous electrolyte secondary battery according to claim 8 or 9 , wherein the innermost layer is directly thermally bonded to the electrode terminal.
上記電極端子の表面にプライマー加工がなされていることを特徴とする請求項４又は９に記載の非水電解質二次電池。 No sealant film is interposed at the interface of the sealing portion between the exterior material and the electrode terminal,
The non-aqueous electrolyte secondary battery according to claim 4 or 9 , wherein a surface of the electrode terminal is subjected to primer processing.
この電極導出部における溶着幅が０．５〜３．５ｍｍであることを特徴とする請求項１３に記載の非水電解質二次電池。 A part of the sealing portion of the exterior material formed along the periphery of the battery element forms an electrode lead-out portion that is sealed while the electrode terminal is led out to the outside,
The non-aqueous electrolyte secondary battery according to claims 1 to 3, the adhesion width of the electrode lead-out portion is characterized in that it is a 0.5～3.5Mm.
上記外装材の封止部が上記電池素子の周囲に沿って矩形枠状をなすとともに、上記電極導出部がその１辺を構成し、
上記矩形枠状をなす封止部のうち、上記電極導出部とほぼ直角をなす２辺を構成するサイド封止部の幅が、上記電池素子の厚み以下の寸法を有し、
上記サイド封止部が、上記電極導出部の表面に対して８０〜１００゜の角度をもって１回折りされてサイド壁を形成している、ことを特徴とする請求項１４に記載の非水電解質二次電池。 The battery element has a rectangular plate shape, the electrode terminal extends from one side thereof, and is sealed by the electrode lead-out portion of the exterior material,
The sealing portion of the exterior material forms a rectangular frame shape around the battery element, and the electrode lead-out portion constitutes one side thereof,
Of the sealing portion having the rectangular frame shape, the width of the side sealing portion constituting two sides substantially perpendicular to the electrode lead-out portion has a dimension equal to or less than the thickness of the battery element,
The non-aqueous electrolyte according to claim 14 , wherein the side sealing portion is diffracted once at an angle of 80 to 100 ° with respect to the surface of the electrode lead-out portion to form a side wall. Secondary battery.
上記正極と負極の電極端子を外部に導出したまま、上記電池素子の周囲に沿って上記外装材を封止して成る非水電解質二次電池と、この非水電解質二次電池を収容するケースと、
この非水電解質二次電池と対象機器とを電気接続する接続端子、及びこの非水電解質二次電池を電気的に保護する保護回路を有する配線基板と、を備え、
上記非水電解質二次電池の外装材が、２層以上の樹脂フィルム層を積層した積層構造を有するラミネートフィルムから成り、
上記積層構造は金属箔を有さず、少なくとも１層の上記樹脂フィルム層が水分吸収材を含む、ことを特徴とする電池パック。 A battery element formed by winding a positive electrode and a negative electrode through a separator, and an exterior material for packaging the battery element,
A non-aqueous electrolyte secondary battery in which the exterior material is sealed along the periphery of the battery element with the electrode terminals of the positive and negative electrodes being led to the outside, and a case for housing the non-aqueous electrolyte secondary battery When,
A connection terminal for electrically connecting the non-aqueous electrolyte secondary battery and the target device, and a wiring board having a protection circuit for electrically protecting the non-aqueous electrolyte secondary battery,
The exterior material of the nonaqueous electrolyte secondary battery is composed of a laminate film having a laminated structure in which two or more resin film layers are laminated,
The laminated structure does not have a metal foil, and at least one of the resin film layers includes a moisture absorbing material.
この非水電解質二次電池を収容するケースと、
この非水電解質二次電池と対象機器とを電気接続する接続端子、及びこの非水電解質二次電池を電気的に保護する保護回路を有する配線基板と、を備え、
上記非水電解質二次電池の外装材が、２層以上の樹脂フィルム層を接着剤層を介して積層した積層構造を有するラミネートフィルムから成り、
上記積層構造は金属箔を有さず、少なくとも１層の上記接着剤層が水分吸収材を含む、ことを特徴とする電池パック。 A battery element formed by winding a positive electrode and a negative electrode through a separator, and an outer packaging material for wrapping the battery element, the electrode terminals of the positive electrode and the negative electrode are led out to the outside, and the battery element is disposed along the periphery of the battery element. A non-aqueous electrolyte secondary battery formed by sealing an exterior material;
A case for housing the non-aqueous electrolyte secondary battery;
A connection terminal for electrically connecting the non-aqueous electrolyte secondary battery and the target device, and a wiring board having a protection circuit for electrically protecting the non-aqueous electrolyte secondary battery,
The exterior material of the non-aqueous electrolyte secondary battery is composed of a laminate film having a laminated structure in which two or more resin film layers are laminated via an adhesive layer,
The laminated structure does not have a metal foil, and at least one adhesive layer includes a moisture absorbing material.
上記配線基板が上記電極導出部の溶着片上に配置され、この溶着片の先端部が上記配線基板の先端から突出しないことを特徴とする請求項１７又は１８に記載の電池パック。 A part of the sealing portion of the exterior material formed along the periphery of the battery element forms an electrode lead-out portion that is sealed while the electrode terminal is led out to the outside,
The battery pack according to claim 17 or 18 , wherein the wiring board is disposed on a welding piece of the electrode lead-out portion, and a tip portion of the welding piece does not protrude from a tip of the wiring board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007053015A JP5092457B2 (en) | 2006-03-02 | 2007-03-02 | Battery element exterior material, non-aqueous electrolyte secondary battery and battery pack using the same |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006055918 | 2006-03-02 | ||
| JP2006055918 | 2006-03-02 | ||
| JP2007053015A JP5092457B2 (en) | 2006-03-02 | 2007-03-02 | Battery element exterior material, non-aqueous electrolyte secondary battery and battery pack using the same |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007265989A JP2007265989A (en) | 2007-10-11 |
| JP2007265989A5 true JP2007265989A5 (en) | 2010-02-12 |
| JP5092457B2 JP5092457B2 (en) | 2012-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007053015A Active JP5092457B2 (en) | 2006-03-02 | 2007-03-02 | Battery element exterior material, non-aqueous electrolyte secondary battery and battery pack using the same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5092457B2 (en) |
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| JP3858689B2 (en) * | 2001-12-21 | 2006-12-20 | 日本電気株式会社 | BATTERY USING LAMINATE PACKAGE AND METHOD FOR MANUFACTURING THE SAME |
| JP4039162B2 (en) * | 2002-08-01 | 2008-01-30 | 日産自動車株式会社 | Laminated exterior battery, assembled battery and assembled battery module |
| JP2004296174A (en) * | 2003-03-26 | 2004-10-21 | Toppan Printing Co Ltd | Sheathing material for lithium ion battery |
| JP5453709B2 (en) * | 2005-11-25 | 2014-03-26 | 日産自動車株式会社 | Exterior material for electrochemical device and electrochemical device using the same |
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2007
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