CN114243220A - 超薄型锂锰电池 - Google Patents
超薄型锂锰电池 Download PDFInfo
- Publication number
- CN114243220A CN114243220A CN202111365889.XA CN202111365889A CN114243220A CN 114243220 A CN114243220 A CN 114243220A CN 202111365889 A CN202111365889 A CN 202111365889A CN 114243220 A CN114243220 A CN 114243220A
- Authority
- CN
- China
- Prior art keywords
- lithium
- battery
- diaphragm
- ultra
- negative electrode
- 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.)
- Pending
Links
- KLARSDUHONHPRF-UHFFFAOYSA-N [Li].[Mn] Chemical compound [Li].[Mn] KLARSDUHONHPRF-UHFFFAOYSA-N 0.000 title claims abstract description 13
- 239000000853 adhesive Substances 0.000 claims abstract description 12
- 230000001070 adhesive effect Effects 0.000 claims abstract description 12
- 239000002985 plastic film Substances 0.000 claims abstract description 10
- 229920006255 plastic film Polymers 0.000 claims abstract description 10
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 33
- 229910052744 lithium Inorganic materials 0.000 claims description 28
- 239000007787 solid Substances 0.000 claims description 27
- 239000007788 liquid Substances 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 239000007800 oxidant agent Substances 0.000 claims description 8
- 230000001590 oxidative effect Effects 0.000 claims description 6
- 229910000733 Li alloy Inorganic materials 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 239000001989 lithium alloy Substances 0.000 claims description 5
- 229910044991 metal oxide Inorganic materials 0.000 claims description 5
- 150000004706 metal oxides Chemical class 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 4
- 239000007773 negative electrode material Substances 0.000 claims description 3
- 239000010405 anode material Substances 0.000 claims description 2
- 239000011347 resin Substances 0.000 abstract description 3
- 229920005989 resin Polymers 0.000 abstract description 3
- 230000005518 electrochemistry Effects 0.000 abstract description 2
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 34
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 16
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 16
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 description 16
- OMZSGWSJDCOLKM-UHFFFAOYSA-N copper(II) sulfide Chemical compound [S-2].[Cu+2] OMZSGWSJDCOLKM-UHFFFAOYSA-N 0.000 description 8
- 239000003960 organic solvent Substances 0.000 description 8
- FBDMJGHBCPNRGF-UHFFFAOYSA-M [OH-].[Li+].[O-2].[Mn+2] Chemical compound [OH-].[Li+].[O-2].[Mn+2] FBDMJGHBCPNRGF-UHFFFAOYSA-M 0.000 description 7
- 238000013461 design Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- -1 iodine (I2) Chemical class 0.000 description 6
- 239000007774 positive electrode material Substances 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 6
- 239000003792 electrolyte Substances 0.000 description 5
- 229910001947 lithium oxide Inorganic materials 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 4
- YBDACTXVEXNYOU-UHFFFAOYSA-N C(F)(F)(F)F.[Li] Chemical compound C(F)(F)(F)F.[Li] YBDACTXVEXNYOU-UHFFFAOYSA-N 0.000 description 4
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 229910020355 Pb2Bi2O5 Inorganic materials 0.000 description 4
- IXFKTFOZUXKRDX-UHFFFAOYSA-N [Cu]=S.[Li] Chemical compound [Cu]=S.[Li] IXFKTFOZUXKRDX-UHFFFAOYSA-N 0.000 description 4
- SOZVEOGRIFZGRO-UHFFFAOYSA-N [Li].ClS(Cl)=O Chemical compound [Li].ClS(Cl)=O SOZVEOGRIFZGRO-UHFFFAOYSA-N 0.000 description 4
- GJCNZQUZWSHFHP-UHFFFAOYSA-N [Li].O=S=O Chemical compound [Li].O=S=O GJCNZQUZWSHFHP-UHFFFAOYSA-N 0.000 description 4
- NFMAZVUSKIJEIH-UHFFFAOYSA-N bis(sulfanylidene)iron Chemical compound S=[Fe]=S NFMAZVUSKIJEIH-UHFFFAOYSA-N 0.000 description 4
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 4
- GWFAVIIMQDUCRA-UHFFFAOYSA-L copper(ii) fluoride Chemical compound [F-].[F-].[Cu+2] GWFAVIIMQDUCRA-UHFFFAOYSA-L 0.000 description 4
- OJKANDGLELGDHV-UHFFFAOYSA-N disilver;dioxido(dioxo)chromium Chemical compound [Ag+].[Ag+].[O-][Cr]([O-])(=O)=O OJKANDGLELGDHV-UHFFFAOYSA-N 0.000 description 4
- 150000004820 halides Chemical class 0.000 description 4
- 229910052736 halogen Inorganic materials 0.000 description 4
- 150000002367 halogens Chemical class 0.000 description 4
- 229910052740 iodine Inorganic materials 0.000 description 4
- 239000011630 iodine Substances 0.000 description 4
- 229910000339 iron disulfide Inorganic materials 0.000 description 4
- GNVXPFBEZCSHQZ-UHFFFAOYSA-N iron(2+);sulfide Chemical compound [S-2].[Fe+2] GNVXPFBEZCSHQZ-UHFFFAOYSA-N 0.000 description 4
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 4
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 4
- 229910052960 marcasite Inorganic materials 0.000 description 4
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 4
- 229910052683 pyrite Inorganic materials 0.000 description 4
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 4
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910017053 inorganic salt Inorganic materials 0.000 description 2
- 229910001540 lithium hexafluoroarsenate(V) Inorganic materials 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- MHCFAGZWMAWTNR-UHFFFAOYSA-M lithium perchlorate Chemical compound [Li+].[O-]Cl(=O)(=O)=O MHCFAGZWMAWTNR-UHFFFAOYSA-M 0.000 description 2
- 229910001486 lithium perchlorate Inorganic materials 0.000 description 2
- 229910001537 lithium tetrachloroaluminate Inorganic materials 0.000 description 2
- 229910001496 lithium tetrafluoroborate Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000011255 nonaqueous electrolyte Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 150000004763 sulfides Chemical class 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000011149 active material Substances 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009459 flexible packaging Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000013386 optimize process Methods 0.000 description 1
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
- H01M50/461—Separators, membranes or diaphragms characterised by their combination with electrodes with adhesive layers between electrodes and separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
- H01M50/534—Electrode connections inside a battery casing characterised by the material of the leads or tabs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
- H01M50/536—Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Primary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
本发明公开了超薄型锂锰电池,包括铝塑膜、隔膜、负极和正极,所述隔膜两侧涂敷电化学稳定的树脂型油性胶粘剂,所述负极通过胶粘的形式设于隔膜一侧,所述正极通过胶粘的形式设于隔膜的另一侧,形成一体化结构,所述铝塑膜设于隔膜、负极和正极外侧,本发明属于锂电池技术领域,具体是指超薄型锂锰电池,电池厚度不大于0.45mm,电极一体化设计,可嵌入标准金融卡片内(0.76mm),可弯折,体积比能量高,易于焊接,低自放电率。
Description
技术领域
本发明属于锂电池技术领域,具体是指超薄型锂锰电池。
背景技术
薄型(超薄型)锂锰电池是一种软包装形式的锂/二氧化锰电池,锂/二氧化锰软包装电池具有高安全性、高可靠性、高比能量、高环境适应性、储存性能好(无电压滞后)及性价比优越等独特的优点,薄型(超薄型)锂锰电池的应用非常广泛,传统市场领域包括移动电子设备、安防装置、汽车领域、公共事业领域(各种智能仪表)、救援、医疗器戒、音乐器具、军事应用领域等,新兴市场领域包括动态密码智能卡(OTP)、电子标签(RFID,射频识别)、无线传感器节点和远程测控平台(GPRS、CDMA、GPS等网络通信)等。
鉴于锂/二氧化锰软包装电池的诸多优越性,软包装锂锰电池技术的开发最早于1993年就已开展,主要目的为提升武器电池系统的安全性、能量密度、功率密度等,减轻武器系统的负重和体积。但技术上的挑战,即常温长时间储存或经高温储存后软包装电池出现气胀、泄漏、膨胀等难题以及低温性能不良的难题,仍然存在。解决这些难题的关键途经之一在于二氧化锰正极材料制备。二氧化锰正极材料直接影响锂/二氧化锰软包装电池的储存性能、高低温性能、及环境适用性。
锂/二氧化锰软包装电池国内虽也有研究,但是至今仍没有解决好电池在储存性能、高温性能、环境适应性和低温性能方面存在的问题,还存在许多技术关键需要突破。因此锂/二氧化锰软包装电池仍无法满足许多应用的要求。其关键原因是未能开发出高性能二氧化锰正极材料及与之相对应的正极极片制备和电池整体综合设计。
发明内容
为了解决上述难题,本发明提供了超薄型锂锰电池,电池厚度不大于0.45mm,电极一体化设计,可嵌入标准金融卡片内(0.76mm),可弯折,体积比能量高,易于焊接,低自放电率。
为了实现上述功能,本发明采取的技术方案如下:超薄型锂锰电池,包括铝塑膜、隔膜、负极和正极,所述隔膜两侧涂敷电化学稳定的树脂型油性胶粘剂,所述负极通过胶粘的形式设于隔膜一侧,所述正极通过胶粘的形式设于隔膜的另一侧,形成一体化结构,所述铝塑膜设于隔膜、负极和正极外侧,铝塑膜应用于锂离子电池电芯外包装封装。
优选地,所述负极采用金属锂或锂合金为负极材料。
其中,所述正极材料为金属氧化物、固体氧化剂或液体氧化剂,例如固态卤化物如氟化铜(CuF2)、氯化铜(CuCl2)、氯化银(AgCl)、聚氟化碳((CF)4),固态硫化物如硫化铜(CuS)、硫化铁(FeS)、二硫化铁(FeS2),固态氧化物如二氧化锰(MnO2)、氧化铜(CuO)、三氧化钼(MoO3)、五氧化二钒(V2O5),固态含氧酸盐如铬酸银(Ag2CrO4)、铋酸铅(Pb2Bi2O5),固态卤素如碘(I2),液态氧化物如二氧化硫(SO2),液态卤氧化物如亚硫酰氯(SOCl2)。因此锂一次电池有很多系列,常见的有锂-二氧化锰、锂-硫化铜、锂-氟化碳、锂-二氧化硫和锂-亚硫酰氯等
进一步地,所述正极上设有正极极耳,所述负极上设有负极极耳,所述正极极耳和负极极耳上设有极耳胶。
锂一次电池,是一种高能化学原电池,俗称锂电池。以金属锂为负极,固体盐类或溶于有机溶剂的盐类为电解质,金属氧化物或其他固体、液体氧化剂为正极活性物;锂电池的主要材料一般用金属锂或锂合金为负极材料,由于金属锂是一种活泼金属,遇水会激烈反应释放出氢气,所以这类锂电池必须采用非水电解质,它们通常由有机溶剂和无机盐组成,以不与锂和电池其他材料发生持续的化学反应为原则,常用LiClO4、LiAsF6、LiAlCl4、LiBF4、LiBr、LiCl等无机盐作锂电池的电解质,而有机溶剂则一般是用PC、EC、DME、BL、THF、AN、MF中的二、三种混合作为有机溶剂使用。锂电池的正极活性物质常用的有:固态卤化物如氟化铜(CuF2)、氯化铜(CuCl2)、氯化银(AgCl)、聚氟化碳((CF)4),固态硫化物如硫化铜(CuS)、硫化铁(FeS)、二硫化铁(FeS2),固态氧化物如二氧化锰(MnO2)、氧化铜(CuO)、三氧化钼(MoO3)、五氧化二钒(V2O5),固态含氧酸盐如铬酸银(Ag2CrO4)、铋酸铅(Pb2Bi2O5),固态卤素如碘(I2),液态氧化物如二氧化硫(SO2),液态卤氧化物如亚硫酰氯(SOCl2),因此锂一次电池有很多系列,常见的有锂-二氧化锰、锂-硫化铜、锂-氟化碳、锂-二氧化硫和锂-亚硫酰氯等。
本发明采取上述结构取得有益效果如下:本发明提供的超薄型锂锰电池,操作简单,结构紧凑,设计合理,超薄设计:产品整体厚度不大于0.45mm,满足标准OTP卡的设计要求;一体化设计:采用新型隔膜结构,配合独特的正负极极片结构,形成一种类似于凝胶电池的新体系,正负极极片及隔膜形成一体化的电芯结构,确保了电池很好的柔性和稳定性,电池在弯曲变形时不会发生电极错位而导致微短路发生;低自放电率:采用优质隔膜和原材料的特殊处理工艺,产品自放电率低,年自放电率小于1.5%;易于焊接:采用新型电解液体系,正负极耳均采用镍质材料,必要时可对镍极耳进行上锡处理,满足用户对于极耳焊接的工艺需求;高比能量:通过优化设计、优化工艺及采用优质原材料,比容量相对同类产品高10%~20%;性价比高:一体化设计便于自动化生产并且产品成品率高。
附图说明
图1为本发明提供的超薄型锂锰电池的示意图。
其中,1、铝塑膜,2、隔膜,3、负极,4、正极,5、正极极耳,6、负极极耳,7、极耳胶。
具体实施方式
下面将结合附图对本发明的技术方案进行清楚、完整地描述,显然,所描述的实施例是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
在本发明的描述中,需要说明的是,术语“中心”、“上”、“下”、“左”、“右”、“竖直”、“水平”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本发明和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本发明的限制。此外,术语“第一”、“第二”、“第三”仅用于描述目的,而不能理解为指示或暗示相对重要性。以下结合附图,对本发明做进一步详细说明。
如图1所示,本发明提供的超薄型锂锰电池,包括铝塑膜1、隔膜2、负极3和正极4,隔膜2两侧涂敷电化学稳定的树脂型油性胶粘剂,负极3通过胶粘的形式设于隔膜2一侧,正极4通过胶粘的形式设于隔膜2的另一侧,形成一体化结构,铝塑膜1设于隔膜2、负极3和正极4外侧,铝塑膜1应用于锂离子电池电芯外包装封装,负极3采用金属锂或锂合金为负极3材料,正极4材料为金属氧化物、固体氧化剂或液体氧化剂,例如固态卤化物如氟化铜(CuF2)、氯化铜(CuCl2)、氯化银(AgCl)、聚氟化碳((CF)4),固态硫化物如硫化铜(CuS)、硫化铁(FeS)、二硫化铁(FeS2),固态氧化物如二氧化锰(MnO2)、氧化铜(CuO)、三氧化钼(MoO3)、五氧化二钒(V2O5),固态含氧酸盐如铬酸银(Ag2CrO4)、铋酸铅(Pb2Bi2O5),固态卤素如碘(I2),液态氧化物如二氧化硫(SO2),液态卤氧化物如亚硫酰氯(SOCl2)。因此锂一次电池有很多系列,常见的有锂-二氧化锰、锂-硫化铜、锂-氟化碳、锂-二氧化硫和锂-亚硫酰氯等
正极4上设有正极极耳5,负极3上设有负极极耳6,正极极耳5和负极极耳6上设有极耳胶7。
锂一次电池,是一种高能化学原电池,俗称锂电池。以金属锂为负极3,固体盐类或溶于有机溶剂的盐类为电解质,金属氧化物或其他固体、液体氧化剂为正极4活性物;锂电池的主要材料一般用金属锂或锂合金为负极3材料,由于金属锂是一种活泼金属,遇水会激烈反应释放出氢气,所以这类锂电池必须采用非水电解质,它们通常由有机溶剂和无机盐组成,以不与锂和电池其他材料发生持续的化学反应为原则,常用LiClO4、LiAsF6、LiAlCl4、LiBF4、LiBr、LiCl等无机盐作锂电池的电解质,而有机溶剂则一般是用PC、EC、DME、BL、THF、AN、MF中的二、三种混合作为有机溶剂使用。锂电池的正极4活性物质常用的有:固态卤化物如氟化铜(CuF2)、氯化铜(CuCl2)、氯化银(AgCl)、聚氟化碳((CF)4),固态硫化物如硫化铜(CuS)、硫化铁(FeS)、二硫化铁(FeS2),固态氧化物如二氧化锰(MnO2)、氧化铜(CuO)、三氧化钼(MoO3)、五氧化二钒(V2O5),固态含氧酸盐如铬酸银(Ag2CrO4)、铋酸铅(Pb2Bi2O5),固态卤素如碘(I2),液态氧化物如二氧化硫(SO2),液态卤氧化物如亚硫酰氯(SOCl2),因此锂一次电池有很多系列,常见的有锂-二氧化锰、锂-硫化铜、锂-氟化碳、锂-二氧化硫和锂-亚硫酰氯等。
以上对本发明及其实施方式进行了描述,这种描述没有限制性,附图中所示的也只是本发明的实施方式之一,实际的结构并不局限于此。总而言之如果本领域的普通技术人员受其启示,在不脱离本发明创造宗旨的情况下,不经创造性的设计出与该技术方案相似的结构方式及实施例,均应属于本发明的保护范围。
Claims (4)
1.超薄型锂锰电池,其特征在于:包括铝塑膜、隔膜、负极和正极,所述隔膜两侧涂敷电化学稳定的树脂型油性胶粘剂,所述负极通过胶粘的形式设于隔膜一侧,所述正极通过胶粘的形式设于隔膜的另一侧,所述铝塑膜设于隔膜、负极和正极外侧。
2.根据权利要求1所述的超薄型锂锰电池,其特征在于:所述负极采用金属锂或锂合金为负极材料。
3.根据权利要求2所述的超薄型锂锰电池,其特征在于:所述正极材料为金属氧化物、固体氧化剂或液体氧化剂。
4.根据权利要求3所述的超薄型锂锰电池,其特征在于:所述正极上设有正极极耳,所述负极上设有负极极耳,所述正极极耳和负极极耳上设有极耳胶。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111365889.XA CN114243220A (zh) | 2021-11-18 | 2021-11-18 | 超薄型锂锰电池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111365889.XA CN114243220A (zh) | 2021-11-18 | 2021-11-18 | 超薄型锂锰电池 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114243220A true CN114243220A (zh) | 2022-03-25 |
Family
ID=80750149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111365889.XA Pending CN114243220A (zh) | 2021-11-18 | 2021-11-18 | 超薄型锂锰电池 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114243220A (zh) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102280657A (zh) * | 2011-07-05 | 2011-12-14 | 武汉市弘阳科技发展有限公司 | 金属锂复合结构负极与锂盐类正极匹配的锂离子电池 |
CN102280649A (zh) * | 2011-07-15 | 2011-12-14 | 惠州市德赛锂电科技有限公司 | 一种锂一次电池 |
CN104600365A (zh) * | 2014-12-23 | 2015-05-06 | 中国兵器工业第二一三研究所 | 超薄型锂锰电池的一体化结构 |
CN109935745A (zh) * | 2019-03-12 | 2019-06-25 | 武汉昊诚能源科技有限公司 | 一次锂锰超薄电池及其制备方法 |
CN112086655A (zh) * | 2020-10-15 | 2020-12-15 | 隆能科技(南通)有限公司 | 一种低温高功率锂锰电池及其制备方法 |
CN112490434A (zh) * | 2020-11-23 | 2021-03-12 | 中国电子科技集团公司第十八研究所 | 一种新体系锂电池及其制备方法 |
-
2021
- 2021-11-18 CN CN202111365889.XA patent/CN114243220A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102280657A (zh) * | 2011-07-05 | 2011-12-14 | 武汉市弘阳科技发展有限公司 | 金属锂复合结构负极与锂盐类正极匹配的锂离子电池 |
CN102280649A (zh) * | 2011-07-15 | 2011-12-14 | 惠州市德赛锂电科技有限公司 | 一种锂一次电池 |
CN104600365A (zh) * | 2014-12-23 | 2015-05-06 | 中国兵器工业第二一三研究所 | 超薄型锂锰电池的一体化结构 |
CN109935745A (zh) * | 2019-03-12 | 2019-06-25 | 武汉昊诚能源科技有限公司 | 一次锂锰超薄电池及其制备方法 |
CN112086655A (zh) * | 2020-10-15 | 2020-12-15 | 隆能科技(南通)有限公司 | 一种低温高功率锂锰电池及其制备方法 |
CN112490434A (zh) * | 2020-11-23 | 2021-03-12 | 中国电子科技集团公司第十八研究所 | 一种新体系锂电池及其制备方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1079454B1 (en) | Flat non-aqueous electrolyte secondary cell | |
KR100724009B1 (ko) | 겔상 전해질 및 겔상 전해질 전지 | |
US7413582B2 (en) | Lithium battery | |
JP6626247B2 (ja) | 二次電池及び電子機器 | |
KR20000029238A (ko) | 비수성 전해질 전지 | |
KR20000029427A (ko) | 비수성 전해질 전지 | |
JP2002117841A (ja) | 非水電解質二次電池 | |
KR20130086968A (ko) | 전지, 전지 팩, 전자 기기, 전동 차량, 축전 장치 및 전력 시스템 | |
US6030728A (en) | High performance lithium polymer electrolyte battery | |
EP3396773B1 (en) | Non-aqueous electrolyte battery and battery pack | |
JP2002203534A (ja) | 薄型二次電池および電池パック | |
JP4432146B2 (ja) | 非水電解質二次電池 | |
KR20010091959A (ko) | 고체 전해질 전지 및 그 제조 방법 | |
CN109417187A (zh) | 电池、电池组、电子设备、电动车辆、蓄电装置及电力系统 | |
KR20100092700A (ko) | 신규한 재료의 센터 핀을 포함하고 있는 원통형 이차전지 | |
JP2001015115A (ja) | リチウム二次電池 | |
JP4392189B2 (ja) | リフローハンダ付け用コイン型非水電解質二次電池 | |
JP4318800B2 (ja) | リフローハンダ付け用非水電解質二次電池 | |
JPH02260375A (ja) | 非水電解質二次電池 | |
CN114243220A (zh) | 超薄型锂锰电池 | |
JP4385418B2 (ja) | ゲル状電解質二次電池 | |
JP4845245B2 (ja) | リチウム電池 | |
CN108352557A (zh) | 非水电解质电池和非水电解质电池用部件 | |
KR101814789B1 (ko) | 간편한 결합 구조로 용량 확장이 가능한 이차전지 팩 및 이를 포함하는 이차전지 팩 어셈블리 | |
JP2001250554A (ja) | 耐熱非水電解質二次電池 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |