CN102201597A - Production method for polymer lithium ion batteries of high performance and long service life - Google Patents
Production method for polymer lithium ion batteries of high performance and long service life Download PDFInfo
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- CN102201597A CN102201597A CN2010101330104A CN201010133010A CN102201597A CN 102201597 A CN102201597 A CN 102201597A CN 2010101330104 A CN2010101330104 A CN 2010101330104A CN 201010133010 A CN201010133010 A CN 201010133010A CN 102201597 A CN102201597 A CN 102201597A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 42
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 40
- 229920000642 polymer Polymers 0.000 title claims abstract description 30
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title abstract description 12
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 10
- 230000004888 barrier function Effects 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 239000000853 adhesive Substances 0.000 claims description 9
- 230000001070 adhesive effect Effects 0.000 claims description 9
- 229920001577 copolymer Polymers 0.000 claims description 8
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 claims description 8
- 239000007888 film coating Substances 0.000 claims description 6
- 238000009501 film coating Methods 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims description 6
- 239000010405 anode material Substances 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 5
- 239000006258 conductive agent Substances 0.000 claims description 5
- 229910000519 Ferrosilicon Inorganic materials 0.000 claims description 4
- 229910010707 LiFePO 4 Inorganic materials 0.000 claims description 4
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 claims description 4
- 229910015868 MSiO Inorganic materials 0.000 claims description 4
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 4
- TXVRYPGVUXGNNW-UHFFFAOYSA-N [Li].[Fe].[V].P(O)(O)(O)=O Chemical compound [Li].[Fe].[V].P(O)(O)(O)=O TXVRYPGVUXGNNW-UHFFFAOYSA-N 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 4
- 230000000996 additive effect Effects 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 229910017052 cobalt Inorganic materials 0.000 claims description 4
- 239000010941 cobalt Substances 0.000 claims description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 4
- 239000007770 graphite material Substances 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 229910052723 transition metal Inorganic materials 0.000 claims description 4
- 150000003624 transition metals Chemical class 0.000 claims description 4
- 239000012528 membrane Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- -1 sealing Substances 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
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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
-
- 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
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- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention provides a production method for polymer lithium ion batteries of high performance and long service life. The batteries comprise positive plates, membrane bags, negative plates, positive double cells, positive monocells, negative double cells and negative monocells. With the design, short circuits resulted from the contact of the positive and negative plates of the batteries can be effectively avoided, and manual manipulation in battery assembling can be reduced. As a result, the influence on battery quality caused by human factors is reduced, the production efficiency and product quality are improved, the production cost is reduced, and the service life and safety performance of the batteries are guaranteed. The method of the invention provides technological theory support for mechanized production of battery assembling, and also provides a basis for future equipment manufacturing of lithium batteries.
Description
Technical field
The present invention relates to a kind of lithium ion battery, particularly a kind of high performance and long service life polymer Li-ion battery production method.
Background technology
Along with the progress of rapid economy development with society, the frequency that old product updates is more and more faster, develop to the new and high technology direction, and lithium battery particularly, the range of application that is used for electronic products such as laptop computer, mobile phone, Video Camera is more and more wider.The high-performance lithium battery strides forward to the target of " light, thin, short, little ", and for the power supply of each electronic product, lithium ion battery is optimal selection.At present: most in the world developed countries progressively expand lithium ion battery to fields such as electric bicycle, electric automobile, electric motor coaches.On market: the main product of lithium ion battery is a liquid lithium ionic cell, but liquid lithium ionic cell can't satisfy the demand of user to battery multiform shape, and: in use exist danger, had progressively more that macro-energy density, thinner, littler, lighter polymer Li-ion battery replace, it has the incomparable characteristic of liquid lithium ionic cell.But: in the manufacturing process of polymer Li-ion battery, because the assembling of pole piece heap is improper, can shorten the useful life of lithium ion battery, at present: the assemble method of pole piece heap has two kinds: takeup type and laminated type, the laminated type assemble method can be subdivided into collapsible again and monocell formula two classes, but in use, above-mentioned assemble method all exists all drawbacks: be not suitable for large-scale and minicell as takeup type, and require very high to reeling, accidentally will cause substandard products, the percent defective height; Terrace dual mode too much relies on manual operations, and production efficiency is low, short circuit problem can occur, the manufacturing cost height.So in order to solve the quality problems of lithium ion battery, R﹠D institution and science and technology in enterprise personnel are constantly studying, explore, improving, hope can be designed a kind of short circuit of avoiding, high efficiency, the long-life polymer Li-ion battery of high-quality.Though obtained bigger progress, still existed the technical barrier that does not overcome as yet in actual use.
Summary of the invention
The objective of the invention is to overcome above deficiency, a kind of high performance and long service life polymer Li-ion battery production method is provided, the short circuit of avoiding the contact of battery plus-negative plate pole piece to cause effectively, and reduced manual operations in the battery pack process of assembling, reduced the influence of human factor to battery quality, the support of technology basic theory is provided for the mechanization level that improves the battery assembling, improved the consistency of battery product, enhance productivity, reduce effectively product cost, and improve battery performance and useful life safety, reliable.
The technical solution adopted for the present invention to solve the technical problems is: contain positive plate, diaphragm bag, negative plate, anodal double cell, anodal monocell, negative pole double cell, negative pole monocell, positive plate is housed in the diaphragm bag, the positive plate shape that is rectangle is by cobalt acid lithium or LiMn2O4, lithium nickelate, ternary material, LiFePO 4, phosphoric acid vanadium iron lithium and with ferrosilicon silicate of lithium (Li
2FeSiO
4) for the Li of representative
2MSiO
4(M is Co, Ni, Fe, transition metals such as Mn) novel anode material and otide containing lighium thing thereof, compound, conductive agent, adhesive is made, be provided with two identical protruding lugs of shape size above, the diaphragm bag surface is coated with one deck PP, PE or PVDF2801, it is the copolymer of Kynoar and hexafluoropropylene, be stained with the negative plate of one deck coated on both sides in the diaphragm bag outside one side, the negative plate shape that is rectangle, by alloy material, the carbon-graphite material, adhesive, additive is made, the top is provided with a protruding lug, constituted anodal monocell earlier, glue the negative plate of one deck coated on both sides and the negative plate of one deck single face coating respectively in the diaphragm bag both sides, constituted anodal double cell, with synthetic one group of several pieces anodal monocells, respectively be provided with the anodal double cell of a slice in the both sides of anodal monocell group, anodal double cell and anodal monocell are assembled, do not add the barrier film coating at anodal double cell assembling outer surface, constituted a kind of high performance and long service life polymer Li-ion battery production method, another kind method, negative plate is housed in the diaphragm bag, the diaphragm bag surface scribbles one deck PP, PE or PVDF2801, it is the copolymer of Kynoar and hexafluoropropylene, be stained with the positive plate of one deck coated on both sides in the diaphragm bag outside one side, constituted the negative pole monocell earlier, glue the positive plate of one deck coated on both sides and the positive plate of one deck single face coating respectively in the diaphragm bag both sides, constituted the negative pole double cell, with synthetic one group of several pieces negative pole monocells, respectively be provided with a slice negative pole double cell in the both sides of negative pole monocell group, negative pole double cell and negative pole monocell are assembled, and do not add the barrier film coating at negative pole double cell assembling outer surface, have constituted a kind of high performance and long service life polymer Li-ion battery production method.
The design principle of this high performance and long service life polymer Li-ion battery production method is: put into positive plate or negative plate in diaphragm bag, form through the press pressing, make electrode slice and diaphragm bag surface combination firm, the electrode interface contact stabilization, diaphragm bag face coat PP, PE or PVDF2801, the i.e. copolymer of Kynoar and hexafluoropropylene.Be stained with positive plate or negative plate in the outside of diaphragm bag, solved the astable contact problems between diaphragm bag and the electrode slice, make when charging lithium ion from positive pole take off embedding when embedding negative plate or discharge by barrier film lithium ion to take off embedding from negative pole the shortest by the distance that barrier film embeds positive plate.Positive plate or negative plate shape, size and diaphragm bag coupling not have exposed positive plate or negative plate, can directly not contact between positive plate and the negative plate, have solved battery and have directly contacted the short circuit problem that causes because of positive and negative plate, the assurance battery quality.Several pieces anodal monocells, two anodal double cells or several pieces negative pole monocells, two negative pole double cells are piled up, pass through soldering polar ear again, go into aluminium plastic packaging bag, annotate electrolyte, edge sealing, spray bar code, divide, detect partial volume, finished product packing, finish the assembling process of high performance and long service life polymer Li-ion battery production method.Adopt mechanized operation, improved the consistency of battery product, increased, improved production efficiency and product quality, reduced production cost, guarantee the useful life and the security performance of battery with batch combo quantity.
Beneficial effect of the present invention is: the short circuit that this design can effectively avoid the battery positive/negative plate contact to cause, reduced the manual operations in the battery pack process of assembling, reduced the influence of human factor to battery quality, production efficiency and product quality have been improved, reduce production cost, guaranteed the useful life and the security performance of battery.For the mechanization production of battery assembling provides the support of technology basic theory, for the equipment manufacturing of lithium battery from now on provides foundation.
Description of drawings
Be in conjunction with the accompanying drawings and embodiments the present invention to be further described below:
Fig. 1 is a high performance and long service life polymer Li-ion battery production method negative pole single-cell structure decomposing schematic representation
Fig. 2 is a high performance and long service life polymer Li-ion battery production method negative pole dual-battery structure decomposing schematic representation
Fig. 3 is the anodal single-cell structure decomposing schematic representation of high performance and long service life polymer Li-ion battery production method
Fig. 4 is the anodal dual-battery structure decomposing schematic representation of high performance and long service life polymer Li-ion battery production method
Fig. 5 is the high performance and long service life polymer Li-ion battery production method structural representation that the single, double battery of negative pole is formed
Fig. 6 is the high performance and long service life polymer Li-ion battery production method structural representation that anodal single, double battery is formed
In the drawings: 1. positive plate, 2. diaphragm bag, 3. negative plate, 4. negative pole double cell, 5. negative pole monocell, 6. anodal double cell, 7. anodal monocell.
Embodiment:
Embodiment 1: in Fig. 3, Fig. 4, Fig. 6: positive plate 1 is housed in the diaphragm bag 2, and positive plate 1 shape that is rectangle is by cobalt acid lithium or LiMn2O4, lithium nickelate, ternary material, LiFePO 4, phosphoric acid vanadium iron lithium and with ferrosilicon silicate of lithium (Li
2FeSiO
4) for the Li of representative
2MSiO
4(M is Co, Ni, Fe, transition metals such as Mn) novel anode material and otide containing lighium thing thereof, compound, conductive agent, adhesive is made, be provided with two identical protruding lugs of shape size above, diaphragm bag 2 surfaces are coated with one deck PP, PE or PVDF2801, it is the copolymer of Kynoar and hexafluoropropylene, be stained with the negative plate 3 of one deck coated on both sides in diaphragm bag 2 outsides one side, negative plate 3 shape that is rectangle, by alloy material, the carbon-graphite material, adhesive, additive is made, the top is provided with a protruding lug, constituted anodal monocell 7 earlier, glue the negative plate 3 of one deck coated on both sides and the negative plate 3 of one deck single face coating respectively in diaphragm bag 2 both sides, constituted anodal double cell (6-1,6-2), several pieces anodal monocells 7 are synthesized one group, respectively be provided with the anodal double cell (6-1 of a slice in the both sides of 7 groups of anodal monocells, 6-2), anodal double cell (6-1,6-2) assemble with anodal monocell 7, at anodal double cell (6-1,6-2) the assembling outer surface does not add the barrier film coating, has constituted a kind of high performance and long service life polymer Li-ion battery production method.
Embodiment 2: at Fig. 1, Fig. 2, among Fig. 5: negative plate 3 is housed in the diaphragm bag 2, negative plate 3 shape that is rectangle, by alloy material, the carbon-graphite material, adhesive, additive is made, the top is provided with a protruding lug, diaphragm bag 2 face coat one deck PP, PE or PVDF2801, it is the copolymer of Kynoar and hexafluoropropylene, be stained with the positive plate 1 of one deck coated on both sides in diaphragm bag 2 outsides one side, constituted negative pole monocell 5 earlier, positive plate 1 shape that is rectangle is by cobalt acid lithium or LiMn2O4, lithium nickelate, ternary material, LiFePO 4, phosphoric acid vanadium iron lithium reaches with ferrosilicon silicate of lithium (Li
2FeSiO
4) for the Li of representative
2MSiO
4(M is Co, Ni, Fe, transition metals such as Mn) novel anode material and otide containing lighium thing thereof, compound, conductive agent, adhesive is made, be provided with two identical protruding lugs of shape size above, glue the positive plate 1 of one deck coated on both sides and the positive plate 1 of one deck single face coating respectively in diaphragm bag 2 both sides, constituted negative pole double cell (4-1,4-2), several pieces negative pole monocells 5 are synthesized one group, respectively be provided with a slice negative pole double cell (4-1 in the both sides of 5 groups of negative pole monocells, 4-2), negative pole double cell (4-1,4-2) assemble with negative pole monocell 5, at negative pole double cell (4-1,4-2) the assembling outer surface does not add the barrier film coating, has constituted a kind of high performance and long service life polymer Li-ion battery production method.
In diaphragm bag 2, put into positive plate 1 or negative plate 3, form through the press pressing, make electrode slice and diaphragm bag 2 surface combination firm, the electrode interface contact stabilization, diaphragm bag 2 face coat PP, PE or PVDF2801, the i.e. copolymer of Kynoar and hexafluoropropylene.Be stained with positive plate 1 or negative plate 3 in the outside of diaphragm bag 2, solved the astable contact problems between diaphragm bag 2 and the electrode slice, make when charging lithium ion from positive pole take off embedding when embedding negative plate 3 or discharge by barrier film lithium ion to take off embedding from negative pole the shortest by the distance that barrier film embeds positive plate 1.Positive plate 1 or negative plate 3 shapes, size and diaphragm bag 2 couplings, there are not exposed positive plate 1 or negative plate 3, can directly not contact between positive plate 1 and the negative plate 3, solve battery and directly contacted the short circuit problem that causes, guarantee battery quality because of positive and negative plate (1,3).Several pieces anodal monocells 7, two anodal double cells (6-1,6-2) or several pieces negative pole monocells 5, two negative pole double cells (4-1,4-2) are piled up, pass through soldering polar ear again, go into aluminium plastic packaging bag, annotate electrolyte, edge sealing, spray bar code, divide, detect partial volume, finished product packing, finish the assembling process of high performance and long service life polymer Li-ion battery production method.Adopt mechanized operation, improved the consistency of battery product, increased, improved production efficiency and product quality, reduced production cost, guarantee the useful life and the security performance of battery with batch combo quantity.
Claims (7)
1. high performance and long service life polymer Li-ion battery production method, contain positive plate, diaphragm bag, negative plate, anodal double cell, anodal monocell, negative pole double cell, negative pole monocell, it is characterized in that: positive plate is housed in the diaphragm bag, the positive plate shape that is rectangle is by cobalt acid lithium or LiMn2O4, lithium nickelate, ternary material, LiFePO 4, phosphoric acid vanadium iron lithium and with ferrosilicon silicate of lithium (Li
2FeSiO
4) for the Li of representative
2MSiO
4(M is Co, Ni, Fe, transition metals such as Mn) novel anode material and otide containing lighium thing thereof, compound, conductive agent, adhesive is made, be provided with two identical protruding lugs of shape size above, the diaphragm bag surface is coated with one deck PP, PE or PVDF2801, it is the copolymer of Kynoar and hexafluoropropylene, be stained with the negative plate of one deck coated on both sides in the diaphragm bag outside one side, the negative plate shape that is rectangle, by alloy material, the carbon-graphite material, adhesive, additive is made, the top is provided with a protruding lug, constituted anodal monocell earlier, glue the negative plate of one deck coated on both sides and the negative plate of one deck single face coating respectively in the diaphragm bag both sides, constituted anodal double cell, with synthetic one group of several pieces anodal monocells, respectively be provided with the anodal double cell of a slice in the both sides of anodal monocell group, anodal double cell and anodal monocell are assembled, do not add the barrier film coating at anodal double cell assembling outer surface, constituted a kind of high performance and long service life polymer Li-ion battery production method, another kind method, negative plate is housed in the diaphragm bag, the diaphragm bag surface scribbles one deck PP, PE or PVDF2801, it is the copolymer of Kynoar and hexafluoropropylene, be stained with the positive plate of one deck coated on both sides in the diaphragm bag outside one side, constituted the negative pole monocell earlier, glue the positive plate of one deck coated on both sides and the positive plate of one deck single face coating respectively in the diaphragm bag both sides, constituted the negative pole double cell, with synthetic one group of several pieces negative pole monocells, respectively be provided with a slice negative pole double cell in the both sides of negative pole monocell group, negative pole double cell and negative pole monocell are assembled, and do not add the barrier film coating at negative pole double cell assembling outer surface, have constituted a kind of high performance and long service life polymer Li-ion battery production method;
2. according to claims 1 described high performance and long service life polymer Li-ion battery production method, it is characterized in that: the positive plate shape that is rectangle, area is bigger, thinner, make by novel anode material and otide containing lighium thing thereof, compound, conductive agent, adhesive, be provided with two identical protruding lugs of shapes size above;
3. according to claims 1 described high performance and long service life polymer Li-ion battery production method, it is characterized in that: the negative plate shape that is rectangle, area is bigger, and is thinner, and the top is provided with a protruding lug;
4. according to claims 1 described high performance and long service life polymer Li-ion battery production method, it is characterized in that: positive plate is packed in the diaphragm bag, be coated with one deck PP, PE or PVDF2801 on the diaphragm bag surface, with the negative plate coated on both sides, stick at a side on diaphragm bag surface, constituted anodal monocell;
5. according to claims 1 described high performance and long service life polymer Li-ion battery production method, it is characterized in that: positive plate is packed in the diaphragm bag, be coated with one deck PP, PE or PVDF2801 on the diaphragm bag surface, the negative plate of the negative plate of one deck coated on both sides and one deck single face coating is sticked at the both sides of diaphragm bag respectively, the not cated one side of the negative plate of single face coating has constituted anodal double cell outwardly;
6. according to claims 1 described high performance and long service life polymer Li-ion battery production method, it is characterized in that: negative plate is packed in the diaphragm bag, be coated with one deck PP, PE or PVDF2801 on the diaphragm bag surface, with the positive plate coated on both sides, stick at a side on diaphragm bag surface, constituted the negative pole monocell;
7. according to claims 1 described high performance and long service life polymer Li-ion battery production method, it is characterized in that: negative plate is packed in the diaphragm bag, be coated with one deck PP, PE or PVDF2801 on the diaphragm bag surface, the positive plate of the positive plate of one deck coated on both sides and one deck single face coating is sticked at the both sides of diaphragm bag respectively, the not cated one side of the positive plate of single face coating has constituted the negative pole double cell outwardly.
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| CN2010101330104A CN102201597A (en) | 2010-03-26 | 2010-03-26 | Production method for polymer lithium ion batteries of high performance and long service life |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102891290A (en) * | 2012-07-05 | 2013-01-23 | 深圳市海太阳实业有限公司 | Silicon carbon composite material, lithium ion battery and negative pole piece thereof |
| WO2014134967A1 (en) * | 2013-03-05 | 2014-09-12 | 中国科学院宁波材料技术与工程研究所 | Positive electrode film of lithium ion battery and preparation and application therefor |
| CN106920996A (en) * | 2017-05-11 | 2017-07-04 | 李永祥 | A kind of manufacture method of lithium polymer battery |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1564368A (en) * | 2004-04-17 | 2005-01-12 | 合肥荣事达集团有限责任公司 | High power polymer lithium ion cell |
| CN201252137Y (en) * | 2008-09-05 | 2009-06-03 | 广东国光电子有限公司 | Film polymer lithium ion battery |
| KR20100026612A (en) * | 2008-09-01 | 2010-03-10 | 주식회사 엘지화학 | Electrochemical cell having high voltage and method of preparing the same |
-
2010
- 2010-03-26 CN CN2010101330104A patent/CN102201597A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1564368A (en) * | 2004-04-17 | 2005-01-12 | 合肥荣事达集团有限责任公司 | High power polymer lithium ion cell |
| KR20100026612A (en) * | 2008-09-01 | 2010-03-10 | 주식회사 엘지화학 | Electrochemical cell having high voltage and method of preparing the same |
| CN201252137Y (en) * | 2008-09-05 | 2009-06-03 | 广东国光电子有限公司 | Film polymer lithium ion battery |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102891290A (en) * | 2012-07-05 | 2013-01-23 | 深圳市海太阳实业有限公司 | Silicon carbon composite material, lithium ion battery and negative pole piece thereof |
| CN102891290B (en) * | 2012-07-05 | 2015-07-22 | 深圳市海太阳实业有限公司 | Silicon carbon composite material, lithium ion battery and negative pole piece thereof |
| WO2014134967A1 (en) * | 2013-03-05 | 2014-09-12 | 中国科学院宁波材料技术与工程研究所 | Positive electrode film of lithium ion battery and preparation and application therefor |
| CN106920996A (en) * | 2017-05-11 | 2017-07-04 | 李永祥 | A kind of manufacture method of lithium polymer battery |
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