CN101515636B - Lithium ion chemical battery, power type lithium ion battery and casing thereof - Google Patents
Lithium ion chemical battery, power type lithium ion battery and casing thereof Download PDFInfo
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- CN101515636B CN101515636B CN2009101058761A CN200910105876A CN101515636B CN 101515636 B CN101515636 B CN 101515636B CN 2009101058761 A CN2009101058761 A CN 2009101058761A CN 200910105876 A CN200910105876 A CN 200910105876A CN 101515636 B CN101515636 B CN 101515636B
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- polyvinyl chloride
- haloflex
- halogen
- containing plastics
- housing
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- 239000000126 substance Substances 0.000 title claims abstract description 29
- 229910001416 lithium ion Inorganic materials 0.000 title abstract description 18
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title abstract description 16
- 229920003023 plastic Polymers 0.000 claims abstract description 39
- 239000004033 plastic Substances 0.000 claims abstract description 39
- 239000000463 material Substances 0.000 claims abstract description 35
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 31
- 150000002367 halogens Chemical class 0.000 claims abstract description 31
- 239000003292 glue Substances 0.000 claims abstract description 22
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000243 solution Substances 0.000 claims abstract description 10
- 239000008151 electrolyte solution Substances 0.000 claims abstract description 9
- 239000004800 polyvinyl chloride Substances 0.000 claims description 46
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 44
- 239000000203 mixture Substances 0.000 claims description 12
- 239000008393 encapsulating agent Substances 0.000 claims description 10
- 229910052744 lithium Inorganic materials 0.000 claims description 10
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 9
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 9
- -1 polytetrafluoroethylene Polymers 0.000 claims description 9
- 238000002360 preparation method Methods 0.000 claims description 9
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims description 8
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims description 6
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 claims description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 5
- 239000012634 fragment Substances 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract 4
- 239000003566 sealing material Substances 0.000 abstract 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- 239000010935 stainless steel Substances 0.000 description 6
- 239000002131 composite material Substances 0.000 description 5
- 238000005538 encapsulation Methods 0.000 description 5
- 239000012528 membrane Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920001083 polybutene Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- KFDQGLPGKXUTMZ-UHFFFAOYSA-N [Mn].[Co].[Ni] Chemical compound [Mn].[Co].[Ni] KFDQGLPGKXUTMZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 1
- ASTZLJPZXLHCSM-UHFFFAOYSA-N dioxido(oxo)silane;manganese(2+) Chemical compound [Mn+2].[O-][Si]([O-])=O ASTZLJPZXLHCSM-UHFFFAOYSA-N 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 229940116007 ferrous phosphate Drugs 0.000 description 1
- 229910000155 iron(II) phosphate Inorganic materials 0.000 description 1
- SDEKDNPYZOERBP-UHFFFAOYSA-H iron(ii) phosphate Chemical compound [Fe+2].[Fe+2].[Fe+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O SDEKDNPYZOERBP-UHFFFAOYSA-H 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- ILXAVRFGLBYNEJ-UHFFFAOYSA-K lithium;manganese(2+);phosphate Chemical compound [Li+].[Mn+2].[O-]P([O-])([O-])=O ILXAVRFGLBYNEJ-UHFFFAOYSA-K 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- DJDSLBVSSOQSLW-UHFFFAOYSA-N mono(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(O)=O DJDSLBVSSOQSLW-UHFFFAOYSA-N 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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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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- Sealing Battery Cases Or Jackets (AREA)
Abstract
A lithium ion chemical battery includes a casing made of a sealing material, an electrolyte solution in the casing, a positive electrode and a negative electrode which are partially immersed in the solution. The casing adopts halogen-containing plastics as preparing materials and comprises an upper cover, a lower cover and a casing body. The casing body is a hollow cuboid or cylinder. The upper cover and the lower cover are respectively adhered to the upper and lower end faces of the casing body by using polyviny chloride glue, and are characterized in that the polyviny chloride gule prescription comprises substances such as polyviny chloride or modified polyviny chloride plastics, tetrahydrofuran and so on.
Description
Technical field
The present invention relates to a kind of battery, particularly relate to a kind of chemical cell.
Background technology
Chemical cell is the device that chemical energy is directly changed into electric energy.Chemical cell mainly comprises housing, the electrolyte solution in the housing that adopts encapsulant to make and is immersed in positive and negative electrode in the described solution and the lead of connection electrode.
Lithium ion battery is a kind of of chemical cell, and it is owing to the characteristic requirement of electrolyte and lithium ion, and the inside of battery must be anhydrous, oxygen-free environment, and therefore package material and packaged type seem extremely important to lithium ion battery reliably.Good package material and method can be avoided airborne water to enter into inside battery and cause battery functi on to descend or inefficacy.
The prior art lithium ion battery generally adopts aluminum hull or the stainless steel case encapsulating material as liquid lithium ionic cell, or with the encapsulating material of aluminum-plastic composite membrane (usually by nylon, aluminium foil, polypropylene three-layer-material by carry out compound or dried being composited of heat with adhesive) as polymer Li-ion battery.Wherein, adopt the laser welding mode that its upper and lower cover is welded together when aluminum hull and stainless steel case encapsulation, aluminum-plastic composite membrane then adopts thermal welding and pressuring method to encapsulate.
Along with the development of society, people are more and more higher to the requirement of the mobile energy, and for example: battery capacity need reach 10Ah, 100Ah, 1000Ah even higher, and simultaneously, battery must have high security etc.But, the battery of high power capacity also needs the shell of high rigidity, adopt the lithium ion battery of aluminum-plastic composite membrane and aluminum hull encapsulation for above-mentioned prior art, because the material rigidity of aluminum-plastic composite membrane and aluminum hull is low, the size of the positive/negative plate of battery can expand and shrink in the battery charge and discharge process, even produce certain gas during electrochemical reaction, package casing to battery produces bigger pressure thus, and cause the shape and size of battery all to change, consumer's use is caused great inconvenience;
For the battery that above-mentioned prior art adopts stainless steel to encapsulate, its stainless rigidity is still lower, and in the stainless steel battery of square shell, cell shapes very easily is out of shape becomes " cydariform ", and it is bad to cause the consumer easily to take for battery.The weight of stainless steel package casing is big in addition, and the weight energy density of battery is also impacted.And, need use laser welder during the encapsulation of aluminum hull and box hat and connect its loam cake and lower cover welded together and reach sealing purpose, but laser welding cost height, and the temperature height easily hurts battery diaphragm.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of chemical cell, has from flame-retarding characteristic and higher rigidity, i.e. and greater security, and cost is low.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of chemical cell, comprise the housing that adopts encapsulant to make, electrolyte solution in the housing, and part is immersed in the positive electrode in the described solution, negative electrode, described housing adopts halogen-containing plastics as the preparation material, described housing comprises loam cake, lower cover and body, described body is hollow cuboid or cylinder, described loam cake and lower cover adopt polyvinyl chloride glue to be bonded in the upper and lower end face of described body respectively, comprise following materials in weight portion in the used polyvinyl chloride glue formula:
Cyclohexanone: 50
Igelite fragment: 5
Oxolane: 50.
Another technical solution used in the present invention is: a kind of chemical cell, comprise that the housing, the electrolyte solution in the housing and the part that adopt encapsulant to make are immersed in positive electrode, the negative electrode in the described solution, described housing adopts halogen-containing plastics as the preparation material, described housing comprises loam cake, lower cover and body, described body is hollow cuboid or cylinder, described loam cake and lower cover adopt polyvinyl chloride glue to be bonded in the upper and lower end face of described body respectively, comprise following materials in weight portion in the used polyvinyl chloride glue formula:
Chliorinated polyvinyl chloride: 100
Oxolane: 150
Cyclohexane: 150
Methylethylketone: 150.
The 3rd technical scheme that the present invention adopts is: a kind of chemical cell, comprise that the housing, the electrolyte solution in the housing and the part that adopt encapsulant to make are immersed in positive electrode, the negative electrode in the described solution, described housing adopts halogen-containing plastics as the preparation material, described housing comprises loam cake, lower cover and body, described body is hollow cuboid or cylinder, described loam cake and lower cover adopt polyvinyl chloride glue to be bonded in the upper and lower end face of described body respectively, comprise following materials in weight portion in the used polyvinyl chloride glue formula:
Corvic: 20
Oxolane: 40
Cyclohexane: 40
Dibutyl phthalate: 4.
More than three technical schemes can further improve, wherein, described halogen-containing plastics are following one or more combinations: polyvinyl chloride, polytetrafluoroethylene, Kynoar, chliorinated polyvinyl chloride, haloflex.
Wherein, described halogen-containing plastics are the mixture of haloflex and chliorinated polyvinyl chloride, its ratio is that haloflex accounts for 0.1%～99.9%, or described halogen-containing plastics are the mixture that described halogen-containing plastics are the mixture of haloflex and polyvinyl chloride, and its ratio is that haloflex accounts for 0.1%～99.9%.
The invention has the beneficial effects as follows: be different from that prior art adopts the battery poor rigidity of aluminum-plastic composite membrane, aluminum hull, stainless steel encapsulation and the technical problem that causes easy deformation, the housing of chemical cell of the present invention adopts halogen-containing plastics as the preparation material, these type of plastics have the advantage of anti-battery electrolyte, contain halogen simultaneously, therefore material itself has anti-flammability, has higher rigidity simultaneously, i.e. greater security; Because it is not this type of material itself has bigger rigidity, therefore withstand voltage good yielding; Adopt the encapsulating material of halogen-containing plastic production battery, make battery have good weather, and cost is low.
Description of drawings
Fig. 1 is the schematic perspective view of chemical cell first execution mode of the present invention;
Fig. 2 is the schematic perspective view of chemical cell second execution mode of the present invention.
Embodiment
Consult Fig. 1 together, the invention provides a kind of chemical cell.Described chemical cell comprises that the housing 11, the electrolyte solution in the housing 11 (figure does not show) and the part that adopt encapsulant to make are immersed in positive electrode 12, the negative electrode 13 in the described solution.Described housing 11 adopts halogen-containing plastics as the preparation material.
Wherein, described halogen-containing plastics are following one or more combinations: polyvinyl chloride (PVC), polypropylene (PP), polyethylene (PE), polybutene (PB), polytetrafluoroethylene (PVDF), Kynoar, chliorinated polyvinyl chloride (CPVC), haloflex (CPE).
When above-mentioned at least two kinds of materials made up, wherein a kind of shared weight portion was between 0.1%～99.9%.Such as, described halogen-containing plastics are the mixture of haloflex and chliorinated polyvinyl chloride, its ratio is that haloflex accounts for 0.1%～99.9%, such as 0.1,99.9% or 50%, or described halogen-containing plastics are the mixture that described halogen-containing plastics are the mixture of haloflex and polyvinyl chloride, its ratio is that CPE accounts for 0.1%～99.9%, such as 0.1,99.9% or 50%.
For above-mentioned haloflex (CPE), can form by butene-1-ethene polymers chlorination.
In halogen-containing plastics variety, at present the consumption maximum, cheap be polyvinyl chloride (PVC).These plastics are usually used in water-supply-pipe, and the tap water supply pipeline as home-use has bigger rigidity, and is not yielding, easily connect.And can two pipe butt joints can be got up in the very short time with polyvinyl chloride glue commonly used, adhesive strength is big, bonding plane good airproof performance, antileaking.These plastics have good weather in addition, and as expanding with heat and contract with cold in summer, winter, the sunlight direct projection can not cause the fatal damage of pvc tube etc. environmental factor to polyvinyl chloride pipe.
Therefore the present invention is applied to the making that the lithium ion battery encapsulant is a housing with halogen-containing plastics varieties such as above-mentioned polyvinyl chloride dexterously, battery case can be made as rectangle or shape such as cylindrical.Described housing 11 comprises loam cake, lower cover and body.Described body can be hollow cuboid or cylinder, and described loam cake and lower cover adopt PVC glue to be bonded in the upper and lower end face of described body respectively.Lower cover and body also can be one-body molded, promptly directly are injected into one when machine-shaping, and bond together without PVC glue.
Described upper and lower cover can also heat with the metal pair face of weld except that bonding together with polyvinyl chloride glue, and with the upper and lower cover frit seal together; Can also upper and lower cover be sealed with the ultrasonic fusing mode in addition.
In the bonding execution mode of glue, the bonding plane shape of described upper and lower covers and body is respectively: lower cover has raised line, and loam cake has recessed poor, is designed to tight fit between raised line and recessed being pickled with grains or in wine.
Wherein, can comprise following materials in weight portion in the described PVC glue formula:
Cyclohexanone: 50
Igelite fragment: 5
Oxolane: 50.
In the above-mentioned execution mode, can be with igelite as casing of lithium ion battery, obtained battery can be square or rectangle.
Perhaps, comprise following materials in weight portion in the described PVC glue formula:
Corvic: 3
E-51 epoxy resin: 100
Phthalic acid monooctyl ester: 3
Cyclohexanone: 55
Toluene: 34
Polyethylene polyamine: 15.
In the above-mentioned execution mode, the battery case shape can be cylindrical.
Perhaps, comprise following materials in weight portion in the described PVC glue formula:
Chliorinated polyvinyl chloride: 100
Oxolane: 150
Cyclohexane: 150
Methylethylketone: 150.
Perhaps, comprise following materials in weight portion in the described PVC glue formula:
Corvic: 20
Oxolane: 40
Cyclohexane: 40
Dibutyl phthalate: 4.
The present invention also provides a kind of chemical cell housing 11, and described housing 11 adopts halogen-containing plastics as the preparation material.
The new encapsulating material and the packaged type that can be applied to chargeable batteries such as lithium ion provided by the invention, make described new encapsulating material have from flame-retarding characteristic, it is greater security, cost is low, be used as the casing of lithium ion battery rigidity big withstand voltage and not yielding, encapsulation process simplified package cost is low, the sealing reliability advantages of higher.The single electric core capacity in the prepared Li-ion rechargeable of the present invention pond is accomplished can make shapes such as cylindrical or rectangle particularly more than the 40Ah (ampere-hour), is particularly suitable as the electronic energy of electric motor car.
The encapsulating material of chemical cell of the present invention can also be applied to the lithium ion powered battery system of cobalt acid lithium battery system, lithium manganate battery system, ternary material (nickel cobalt manganese) battery system, ferrous phosphate lithium battery system, lithium manganese phosphate, manganese silicate of lithium battery system etc.
Adopt the power-type lithium ion battery of the encapsulating material manufacturing of chemical cell of the present invention, its shape can be cylindrical shape or rectangle.As shown in Figure 2, described cylindrical shape chemical cell of the present invention comprises housing 21 that adopts the encapsulant making and the electrode 22 that stretches out housing 21.In addition, the battery capacity of chemical cell of the present invention can reach 10Ah (ampere-hour), 100Ah (ampere-hour), 1000Ah (ampere-hour) even higher.
The above only is embodiments of the invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (6)
1. lithium battery chemical cell, comprise that the housing, the electrolyte solution in the housing and the part that adopt encapsulant to make are immersed in positive electrode, the negative electrode in the described solution, described housing adopts halogen-containing plastics as the preparation material, described housing comprises loam cake, lower cover and body, described body is hollow cuboid or cylinder, described loam cake and lower cover adopt polyvinyl chloride glue to be bonded in the upper and lower end face of described body respectively, it is characterized in that, comprise following materials in weight portion in the used polyvinyl chloride glue formula:
Cyclohexanone: 50
Igelite fragment: 5
Oxolane: 50;
Described halogen-containing plastics are following one or more combinations: polyvinyl chloride, polytetrafluoroethylene, Kynoar, chliorinated polyvinyl chloride, haloflex.
2. lithium battery chemical cell according to claim 1, it is characterized in that: described halogen-containing plastics are the mixture of haloflex and chliorinated polyvinyl chloride, its ratio is that haloflex accounts for 0.1%～99.9%, or the described halogen-containing plastics mixture that is haloflex and polyvinyl chloride, its ratio is that haloflex accounts for 0.1%～99.9%.
3. lithium battery chemical cell, comprise that the housing, the electrolyte solution in the housing and the part that adopt encapsulant to make are immersed in positive electrode, the negative electrode in the described solution, described housing adopts halogen-containing plastics as the preparation material, described housing comprises loam cake, lower cover and body, described body is hollow cuboid or cylinder, described loam cake and lower cover adopt polyvinyl chloride glue to be bonded in the upper and lower end face of described body respectively, it is characterized in that, comprise following materials in weight portion in the used polyvinyl chloride glue formula:
Chliorinated polyvinyl chloride: 100
Oxolane: 150
Cyclohexane: 150
Methylethylketone: 150;
Described halogen-containing plastics are following one or more combinations: polyvinyl chloride, polytetrafluoroethylene, Kynoar, chliorinated polyvinyl chloride, haloflex.
4. lithium battery chemical cell according to claim 3, it is characterized in that: described halogen-containing plastics are the mixture of haloflex and chliorinated polyvinyl chloride, its ratio is that haloflex accounts for 0.1%～99.9%, or the described halogen-containing plastics mixture that is haloflex and polyvinyl chloride, its ratio is that haloflex accounts for 0.1%～99.9%.
5. lithium battery chemical cell, comprise that the housing, the electrolyte solution in the housing and the part that adopt encapsulant to make are immersed in positive electrode, the negative electrode in the described solution, described housing adopts halogen-containing plastics as the preparation material, described housing comprises loam cake, lower cover and body, described body is hollow cuboid or cylinder, the upper and lower end face that described loam cake and lower cover adopt polyvinyl chloride glue to be bonded in described body respectively is characterized in that, comprises following materials in weight portion in the used polyvinyl chloride glue formula:
Corvic: 20
Oxolane: 40
Cyclohexane: 40
Dibutyl phthalate: 4;
Described halogen-containing plastics are following one or more combinations: polyvinyl chloride, polytetrafluoroethylene, Kynoar, chliorinated polyvinyl chloride, haloflex.
6. lithium battery chemical cell according to claim 5, it is characterized in that: described halogen-containing plastics are the mixture of haloflex and chliorinated polyvinyl chloride, its ratio is that haloflex accounts for 0.1%～99.9%, or the described halogen-containing plastics mixture that is haloflex and polyvinyl chloride, its ratio is that haloflex accounts for 0.1%～99.9%.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101058761A CN101515636B (en) | 2009-03-03 | 2009-03-03 | Lithium ion chemical battery, power type lithium ion battery and casing thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101058761A CN101515636B (en) | 2009-03-03 | 2009-03-03 | Lithium ion chemical battery, power type lithium ion battery and casing thereof |
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| CN101515636B true CN101515636B (en) | 2011-05-11 |
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| CN102055002B (en) * | 2009-11-10 | 2014-11-26 | 曲志程 | Storage battery and manufacturing technique thereof |
| CN106803548A (en) * | 2015-11-26 | 2017-06-06 | 哈尔滨智明科技有限公司 | The battery module enclosure processed using hollow material |
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Owner name: SHILIAN CHANGYI HUAIAN TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHANG GUIPING Effective date: 20130531 |
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Effective date of registration: 20130531 Address after: 223112, No. 8 Union Road, salt chemical new district, Huaian economic and Technological Development Zone, Huaian, Jiangsu Patentee after: Shilian Changyi Huaian Technology Co., Ltd. Address before: 518000 Shenzhen, Guangdong, Shahe, Hui Wen Lou,, 18G Patentee before: Zhang Guiping |