CN101286563A - Aqueous glue, lithium battery applying the aqueous glue and manufacturing method for the lithium battery - Google Patents
Aqueous glue, lithium battery applying the aqueous glue and manufacturing method for the lithium battery Download PDFInfo
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- CN101286563A CN101286563A CNA2008100278098A CN200810027809A CN101286563A CN 101286563 A CN101286563 A CN 101286563A CN A2008100278098 A CNA2008100278098 A CN A2008100278098A CN 200810027809 A CN200810027809 A CN 200810027809A CN 101286563 A CN101286563 A CN 101286563A
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- Prior art keywords
- lithium battery
- water
- slurry
- manufacture method
- base cement
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Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 34
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 239000003292 glue Substances 0.000 title description 3
- 239000004568 cement Substances 0.000 claims abstract description 22
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 12
- 239000008367 deionised water Substances 0.000 claims abstract description 12
- 239000007787 solid Substances 0.000 claims abstract description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000002202 Polyethylene glycol Substances 0.000 claims abstract description 5
- 239000001768 carboxy methyl cellulose Substances 0.000 claims abstract description 5
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 4
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims abstract description 3
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229920001223 polyethylene glycol Polymers 0.000 claims abstract description 3
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims abstract description 3
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims abstract description 3
- 239000002002 slurry Substances 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000006258 conductive agent Substances 0.000 claims description 10
- 229910021641 deionized water Inorganic materials 0.000 claims description 10
- 239000011149 active material Substances 0.000 claims description 9
- 238000004513 sizing Methods 0.000 claims description 9
- 239000000853 adhesive Substances 0.000 claims description 8
- 230000001070 adhesive effect Effects 0.000 claims description 8
- 239000011230 binding agent Substances 0.000 claims description 8
- 229910002804 graphite Inorganic materials 0.000 claims description 7
- 239000010439 graphite Substances 0.000 claims description 7
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 6
- 239000006230 acetylene black Substances 0.000 claims description 6
- 239000013530 defoamer Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 239000002253 acid 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
- 238000002156 mixing Methods 0.000 claims description 4
- 239000005030 aluminium foil Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 229910052493 LiFePO4 Inorganic materials 0.000 claims description 2
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 claims description 2
- 238000013019 agitation Methods 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- -1 polytetrafluoroethylene Polymers 0.000 claims description 2
- 239000002518 antifoaming agent Substances 0.000 abstract 2
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 abstract 1
- ULWHHBHJGPPBCO-UHFFFAOYSA-N propane-1,1-diol Chemical compound CCC(O)O ULWHHBHJGPPBCO-UHFFFAOYSA-N 0.000 abstract 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 9
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 6
- 229910001416 lithium ion Inorganic materials 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 238000003912 environmental pollution Methods 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 2
- 239000006256 anode slurry Substances 0.000 description 2
- 238000004500 asepsis Methods 0.000 description 2
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 2
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000002641 lithium Chemical class 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Classifications
-
- 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
Landscapes
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention provides a water-base cement which consists of a main adhesion agent, an auxiliary adhesion agent and a defoaming agent which are mixed according to the weight ratio of 20-30:1-3:1-5, wherein, the main adhesion agent is a mixed liquor prepared by one or a plurality of polyethylene glycol oxide, sodium carboxymethyl cellulose or polyvinyl alcohol with de-ionized water, and the solid content thereof is between 1 percent and 10 percent; the auxiliary adhesion agent is the mixed liquor prepared by one or two of butadiene styrene rubber or polyfluortetraethylene with the de-ionized water, and the solid content thereof is between 30 percent and 70 percent; the defoaming agent is one or a plurality of ethanol, glycol or propanediol which are mixed for use. The water-base cement has low cost, is innoxious and environment-friendly. The invention also provides a lithium battery which uses the water-base cement and a manufacturing method for the lithium battery.
Description
Technical field
The present invention relates to the manufacturing field of lithium battery, special relevant with the lithium battery anode slurry system
Background technology
Along with the development of twentieth century microelectric technique, the equipment of miniaturization is increasing, and power supply has been proposed very high requirement.Lithium battery has higher weight energy ratio, volume energy ratio; The voltage height, single-unit lithium battery voltage is 3.6V, equals the series voltage of 3 NI-Gs or nickel-hydrogen chargeable cell; Self discharge I long storage time, this is the most outstanding superiority of this battery; There are not the so-called memory effect of nickel-cadmium cell in memory-less effect, lithium battery, so need not discharge before the lithium cell charging; Life-span is long.Under the normal running conditions, lithium battery charge number of times is much larger than 500 times; Can quick charge.Lithium battery can adopt the current charges of 0.5-1 times of capacity usually, makes the charging interval foreshorten to 1-2 hour; Can arbitrarily in parallelly use; Because do not contain heavy metal elements such as cadmium, lead, mercury in the battery, environmentally safe is contemporary state-of-the-art green battery.Because the plurality of advantages of lithium battery makes it enter the large-scale practical stage thereupon.
Present domestic lithium ion battery anode glue size system substantially still adopts the oiliness system, promptly adopts organic material NMP (N-methyl pyrrolidone) as solvent.Use the oiliness system that a lot of drawbacks are arranged: 1, NMP itself has certain toxicity, and is unfavorable and be unfavorable for environmental protection to Manufacturing Worker's health; 2, comparing the higher and difficult recovery of NMP price with water system increases production cost; 3, NMP boiling point height, coating and during follow-up baking pole piece oven temperature be provided with higherly relatively, having increased power consumption and having improved production cost; 4, batching, coating ambient humidity require height, and batching, coating plant need be installed corresponding dehumidification equipment, have increased equipment investment.
In view of this, need badly and a kind ofly can on the basis that guarantees the battery key property, suitably reduce the cost of investment that lithium ion battery is produced, and reduce because of the positive pole batching and use environmental pollution that NMP causes and the substitute materials of the injury of employee's health.
Summary of the invention
The purpose of this invention is to provide a kind of water-base cement that is used for lithium battery anode slurry, it can reduce the cost of investment that lithium ion battery is produced on the basis that guarantees the battery key property, and environmental protection, and is harmless.
The present invention also aims to provide a kind of lithium battery of using above-mentioned water-base cement.
A further object of the present invention provides the manufacture method of above-mentioned lithium battery.
For achieving the above object, solution of the present invention is:
A kind of water-base cement is made up of 20-30: 1-3: the 1-5 mixing by weight proportion of main binder, additional adhesive and defoamer; Described main binder is the mixed liquor that one or more and the deionized water in polyethylene glycol oxide (PEO), sodium carboxymethylcellulose (CMC) or the polyvinyl alcohol (PVA) is made into, and its solid content is at 1%-10%; Described additional adhesive is the mixed liquor that one or both and the deionized water in butadiene-styrene rubber (SBR) or the polytetrafluoroethylene (PTFE) is made into, and its solid content is at 30%-70%; Described defoamer is that one or more mixing in ethanol, ethylene glycol, the propylene glycol are used.
Use the lithium battery of described water-base cement, its anode sizing agent comprises the described water-base cement that percentage by weight is 15%-25%.
The manufacture method of described lithium battery, may further comprise the steps: the first step, water-base cement is mixed with into uniform slurry with positive electrode under the normal temperature physical agitation, the percentage by weight that described water-base cement accounts for anode sizing agent is 10%-25%, second step, this slurry is uniformly coated on the aluminium foil, in the 3rd step, makes positive plate after the baking.
Described positive electrode comprises that percentage by weight is that active material and the percentage by weight of 87%-97.5% is the conductive agent of 1%-5%.
Described active material comprises one or more in cobalt acid lithium, LiMn2O4 or the LiFePO4.
Described conductive agent comprises one or more in conductive carbon black, acetylene black or the crystalline flake graphite.
The described first step specifically may further comprise the steps:
The 1st step was that the main binder of 10-20% mixes with the deionized water of 10-20% with the mass percent that accounts for the slurry gross weight, with the speed stirring of 30-40Hz 10-60 minute;
The 2nd step added the conductive agent of the 0.05%-3% account for the slurry gross weight, stirred 30-120 minute with the speed of 40-50Hz;
The 3rd step added the active material of the 45%-55% account for the slurry gross weight, stirred 30-120 minute with the speed of 30-40Hz;
The 4th step added the additional adhesive of the 0.05%-2% account for the slurry gross weight, stirred 30-120 minute with the speed of 30-40Hz;
The 5th step added the deionized water and the defoamer that accounts for the 0.5%-3% of slurry gross weight of the 10%-25% account for the slurry gross weight, stirred 30-120 minute with the speed of 30-40Hz;
In the 6th step, the slurry after the stirring of the 5th step is crossed the discharging of 100-120 mesh sieve.
Temperature was at 80-90 ℃ when second step was coated with.
Temperature was at 80-90 ℃ when the 3rd step toasted.
After adopting such scheme, water-base cement cost provided by the invention is low, and asepsis environment-protecting is on the one hand on the basis that guarantees the battery key property, reduce the cost of investment that lithium ion battery is produced, reduce on the other hand because of the positive pole batching and use environmental pollution that NMP causes and the injury of employee's health.Have good adsorption performance and chemical property, and fabulous caking property is arranged.This water-base cement and anode sizing agent other materials comprise that any chemical reaction does not take place materials such as active material conductive agent.
Embodiment
Below be a preferred embodiment of the concrete manufacture method of lithium battery provided by the invention:
1, the preparation of anode:
Anodal proportioning: cobalt acid lithium: conductive agent (acetylene black+crystalline flake graphite): main binder (PEO, about solid content 4%): additional adhesive (SBR, solid content 50%)=95.35%: 2.85% (2: 1): 1.1%: 0.7% (accounting for the mass percent of slurry gross weight)
Anode sizing agent prepares stirring technique: the 1st step, main binder is added in the agitator, and add 12% deionized water account for the slurry gross weight, stirred 15 minutes with the speed of 30-40Hz;
In the 2nd step, add the conductive agent account for slurry gross weight 1.51% (acetylene black+crystalline flake graphite, acetylene black: crystalline flake graphite=2: 1), stirred 60 minutes with the speed of 40-50Hz;
The 3rd step added the active material cobalt acid lithium account for slurry gross weight 50.58%, stirred 100 minutes with the speed of 30-40Hz;
The 4th step added the additional adhesive SBR account for slurry gross weight 0.74%, stirred 90 minutes with the speed of 30-40Hz;
The 5th step added the deionized water account for slurry gross weight 20.9% and the ethanol that accounts for slurry gross weight 1%, stirred 30 minutes with the speed of 30-40Hz;
In the 6th step, the slurry after the stirring of the 5th step is crossed 120 mesh sieve dischargings.
After the anode sizing agent preparation is finished, under 80-90 ℃, this slurry is uniformly coated on the aluminium foil, makes positive plate (the non-improvement of the present invention of the concrete manufacture method of follow-up positive plate will not be given unnecessary details in the literary composition) after the oven dry down at 80-90 ℃.
2, the preparation of battery cathode: negative pole by conventional native graphite routinely proportioning adopt water-based system to prepare uniform sizing material to be coated in and to make negative plate after the Copper Foil oven dry (negative plate wet end furnish and manufacture method are prior art, and non-main points of the present invention, will not give unnecessary details in the literary composition), each composition of negative pole and the percentage that accounts for total weight are: 95.2% native graphite, 1.5%CMC (dry powder), 2.3%SBR (solid content), 1% acetylene black.
3, the preparation of water system positive battery: positive and negative electrode pole piece that will prepare and 25 μ m membrane coil coiling rolling cores, make cylindrical machinery behind the perfusion conventional electrolysis liquid and seal lithium ion battery.
4, conventional oil as a comparison is the preparation of positive battery: except that positive pole adopt conventional oil be NMP as the solvent, its negative pole, electrolyte and manufacture craft are all identical with battery of the present invention.
5, be that positive battery is carried out basic electric property and can be tested to battery of the present invention and conventional oil, the test comparison data are as follows:
| Assessment item | Battery provided by the invention | Conventional oil is positive battery |
| Average internal resistance/m Ω | 73.3 | 69.9 |
| 0.5C discharge 3.6V platform efficient | 82.14％ | 88.72％ |
| 0.5C the average anodal pure gram ratio/mAh/g of discharge | 141.89 | 147.61 |
| The pure gram ratio/mAh/g of average negative pole 0.5C discharge | 296.29 | 299.59 |
| 1C charge-discharge performance (the 300th all discharge capacities with discharge capacity ratio) first | 87.95％ | 82.94％ |
Can find out from above data, utilize lithium battery that water-base cement provided by the invention produces, not be very big but differ being that positive battery is compared a certain distance in addition as gram specific capacity and platform efficient aspect and conventional oil aspect some electrical property.Be that positive pole is also good aspect some electrical property even than conventional oil, such as cycle performance.
In sum, water-base cement cost provided by the invention is low, and asepsis environment-protecting is on the one hand on the basis that guarantees the battery key property, reduce the cost of investment that lithium ion battery is produced, reduce on the other hand because of the positive pole batching and use environmental pollution that NMP causes and the injury of employee's health.Have good adsorption performance and chemical property, and fabulous caking property is arranged.This water-base cement and anode sizing agent other materials comprise that any chemical reaction does not take place materials such as active material conductive agent.
Claims (9)
1, a kind of water-base cement is characterized in that: be made up of 20-30: 1-3: the 1-5 mixing by weight proportion of main binder, additional adhesive and defoamer; Described main binder is the mixed liquor that one or more and the deionized water in polyethylene glycol oxide, sodium carboxymethylcellulose or the polyvinyl alcohol is made into, and its solid content is at 1%-10%; Described additional adhesive is the mixed liquor that one or both and the deionized water in butadiene-styrene rubber or the polytetrafluoroethylene is made into, and its solid content is at 30%-70%; Described defoamer is that one or more mixing in ethanol, ethylene glycol, the propylene glycol are used.
2, use the lithium battery of water-base cement according to claim 1, it is characterized in that: anode sizing agent comprises the described water-base cement that percentage by weight is 15%-25%.
3, as the manufacture method of lithium battery as described in the claim 2, it is characterized in that may further comprise the steps: the first step, water-base cement is mixed with into uniform slurry with positive electrode under the normal temperature physical agitation, the percentage by weight that described water-base cement accounts for anode sizing agent is 15%-25%;
In second step, this slurry is uniformly coated on the aluminium foil;
In the 3rd step, make positive plate after the baking.
4, the manufacture method of lithium battery as claimed in claim 3 is characterized in that: described positive electrode comprises that percentage by weight is that the active material of 87%-97.5% and percentage by weight are 1%5% conductive agent.
5, the manufacture method of lithium battery as claimed in claim 4 is characterized in that: described active material comprises one or more in cobalt acid lithium, LiMn2O4 or the LiFePO4.
6, the manufacture method of lithium battery as claimed in claim 4 is characterized in that: described conductive agent comprises one or more in conductive carbon black, acetylene black or the crystalline flake graphite.
7, the manufacture method of lithium battery as claimed in claim 3 is characterized in that: the described first step specifically may further comprise the steps:
The 1st step was that the main binder of 10-20% mixes with the deionized water of 10-20% with the mass percent that accounts for the slurry gross weight, with the speed stirring of 30-40Hz 10-60 minute;
The 2nd step added the conductive agent of the 0.05%-3% account for the slurry gross weight, stirred 30-120 minute with the speed of 40-50Hz;
The 3rd step added the active material of the 45%-55% account for the slurry gross weight, stirred 30-120 minute with the speed of 30-40Hz;
The 4th step added the additional adhesive of the 0.05%-2% account for the slurry gross weight, stirred 30-120 minute with the speed of 30-40Hz;
The 5th step added the deionized water and the defoamer that accounts for the 0.5%-3% of slurry gross weight of the 10%-25% account for the slurry gross weight, stirred 30-120 minute with the speed of 30-40Hz;
In the 6th step, the slurry after the stirring of the 5th step is crossed the discharging of 100-120 mesh sieve.
8, the manufacture method of lithium battery as claimed in claim 3 is characterized in that: temperature was at 80-90 ℃ when second step was coated with.
9, the manufacture method of lithium battery as claimed in claim 3 is characterized in that: temperature was at 80-90 ℃ when the 3rd step toasted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100278098A CN100568592C (en) | 2008-04-30 | 2008-04-30 | A kind of water-base cement, use the manufacture method of lithium battery and this lithium battery of this water-base cement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100278098A CN100568592C (en) | 2008-04-30 | 2008-04-30 | A kind of water-base cement, use the manufacture method of lithium battery and this lithium battery of this water-base cement |
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| Publication Number | Publication Date |
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| CN101286563A true CN101286563A (en) | 2008-10-15 |
| CN100568592C CN100568592C (en) | 2009-12-09 |
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| CNB2008100278098A Expired - Fee Related CN100568592C (en) | 2008-04-30 | 2008-04-30 | A kind of water-base cement, use the manufacture method of lithium battery and this lithium battery of this water-base cement |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101984514A (en) * | 2010-05-28 | 2011-03-09 | 江苏赛尔电池有限公司 | Glue solution for surface treatment of nickel-metal hydride (NI-MH) battery plate and gum dipping device |
| CN102082289A (en) * | 2010-12-29 | 2011-06-01 | 湖北能一郎新能源研究院 | Water agent soft packaged micro-lithium ion battery and preparation method thereof |
| CN102145329A (en) * | 2011-03-14 | 2011-08-10 | 中航锂电（洛阳）有限公司 | Slurry mixing process of lithium ion battery electrode slurry |
| CN102324520A (en) * | 2011-09-13 | 2012-01-18 | 鞍山凯信环保节能工程技术有限公司 | Water system high-power cylindrical battery and production method thereof |
| CN102544515A (en) * | 2012-02-21 | 2012-07-04 | 杭州力奥科技有限公司 | Lithium iron phosphate power battery water-based cathode slurry and method for preparing cathode pole piece |
| CN102610797A (en) * | 2011-12-16 | 2012-07-25 | 北京联飞翔科技股份有限公司 | Manufacturing method of lithium iron phosphate anode |
| CN102751473A (en) * | 2012-07-10 | 2012-10-24 | 上海索锂科技有限公司 | Method for preparing high-capacity cathode slurry for automobile |
| CN102827541A (en) * | 2011-11-28 | 2012-12-19 | 中航锂电（洛阳）有限公司 | Coating, aqueous flexible anode piece prepared through adopting it, and lithium ion battery |
| CN102856556A (en) * | 2012-08-23 | 2013-01-02 | 青岛瀚博电子科技有限公司 | Preparation method of cathode slurry for aquo-lithium titanate dynamical type battery |
| CN103117392A (en) * | 2013-02-27 | 2013-05-22 | 江苏乐能电池股份有限公司 | Slurry compounding process of lithium ion battery slurry |
| CN103165865A (en) * | 2011-12-15 | 2013-06-19 | 襄阳九龙坡青山自然能源研究院 | Aqueous formulation and preparation method of lithium ion battery electrode |
| CN105552359A (en) * | 2015-12-08 | 2016-05-04 | 蔡卓丽 | Preparation method of positive electrode thick liquid of lithium battery |
| CN106463267A (en) * | 2014-04-18 | 2017-02-22 | 麦斯韦尔技术股份有限公司 | Dry energy storage device electrode and methods of making the same |
| CN107394208A (en) * | 2017-06-30 | 2017-11-24 | 中天储能科技有限公司 | A kind of preparation method of the lithium battery pole slice of water-based binder and application water-based binder |
| CN110364720A (en) * | 2019-07-26 | 2019-10-22 | 南京海泰纳米材料有限公司 | Positive electrode active materials and preparation method thereof, anode pole piece and preparation method based on positive electrode active materials preparation |
| CN111048739A (en) * | 2019-12-25 | 2020-04-21 | 中国科学院过程工程研究所 | Ternary positive electrode slurry, preparation method thereof and lithium battery |
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| TWI792704B (en) * | 2021-11-22 | 2023-02-11 | 國立成功大學 | Cathode material of aqueous zinc-ion battery and aqueous zinc-ion battery |
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2008
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