TW484242B - Lithium secondary battery comprising individual cells connected with one another, as well as watches, computers and communication equipment provided with such a battery - Google Patents
Lithium secondary battery comprising individual cells connected with one another, as well as watches, computers and communication equipment provided with such a battery Download PDFInfo
- Publication number
- TW484242B TW484242B TW089120600A TW89120600A TW484242B TW 484242 B TW484242 B TW 484242B TW 089120600 A TW089120600 A TW 089120600A TW 89120600 A TW89120600 A TW 89120600A TW 484242 B TW484242 B TW 484242B
- Authority
- TW
- Taiwan
- Prior art keywords
- scope
- patent application
- lithium secondary
- secondary battery
- current collector
- Prior art date
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 29
- 238000004891 communication Methods 0.000 title claims description 6
- 239000007774 positive electrode material Substances 0.000 claims abstract description 8
- 239000007773 negative electrode material Substances 0.000 claims abstract description 6
- 239000011255 nonaqueous electrolyte Substances 0.000 claims abstract 2
- 239000000463 material Substances 0.000 claims description 26
- 239000007772 electrode material Substances 0.000 claims description 21
- 229920000642 polymer Polymers 0.000 claims description 11
- -1 polyethylene Polymers 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 239000011230 binding agent Substances 0.000 claims description 4
- 239000008151 electrolyte solution Substances 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- 229910032387 LiCoO2 Inorganic materials 0.000 claims 1
- 229910014143 LiMn2 Inorganic materials 0.000 claims 1
- 229910021437 lithium-transition metal oxide Inorganic materials 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011149 active material Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- OJKANDGLELGDHV-UHFFFAOYSA-N disilver;dioxido(dioxo)chromium Chemical compound [Ag+].[Ag+].[O-][Cr]([O-])(=O)=O OJKANDGLELGDHV-UHFFFAOYSA-N 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 239000002931 mesocarbon microbead Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 208000025865 Ulcer Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 150000004676 glycans Chemical class 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012229 microporous material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 231100000397 ulcer Toxicity 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
Classifications
-
- 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
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0413—Large-sized flat cells or batteries for motive or stationary systems with plate-like electrodes
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/045—Cells or batteries with folded plate-like electrodes
- H01M10/0454—Cells or batteries with electrodes of only one polarity folded
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
-
- 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
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
- H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
- H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/40—Printed batteries, e.g. thin film batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/42—Grouping of primary cells into 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
- 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)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Cell Electrode Carriers And Collectors (AREA)
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Cell Separators (AREA)
Description
484242 五、發明說明(1) 本發明係關於包含彼此互遠夕袖如留-^ 又連之個別早兀的鋰二次電池, 該等單元包含 -一包括負極材料及一負電流集電器的負電極, -一包括正極材料及一正電流集電器的正電極, 夾在。玄J極14正極之間形成三明治構造的隔離器, -一位在該負極與正極之間的非水電解溶液。 在個別的電流集電器上以分段方式裝配該負極及該 材料,以利於增加電池的可變性。 本發明進一步與此一電池白 ,+ % t ; 吧的特疋應用有關,該等應用特 !2 *可變性,例如手錶、通訊設備、可攜 式包細、個人數位助理及行動電話等應用。 從美國專利說明書4,092,464可得知此一 之個別單元的鋰二次電池。松日β兮# & & & / 反迓 知:a 4文件所發表的電池,電 流集電-上可以分段方式裝配活性電極(active ^eci^ode)材料,以利於増加電池的可變性,這表示彎曲 日寸所產生的應力會集中在該雷、、古隹 ^ pe ^ ^ Λ ^々丨匕集電态上面各個活性分段 _ . _θ ^種单兀係以鋰陽極包在一鉻酸銀陰極外面 ,“1^極和陰極之間以尺寸超過該陰極材料的多孔聚 加以隔离卜由於該作為隔離器之聚丙烧為一熱 ί =搞二微孔(miCrOPOrOUS)材料,此材料受熱時能夠把 二^ I 起來,只露出一連接元件。在鐘陽極的外圍有 二層聚丙烷,此層伸展於該鋰陽極的外圍,且利用加 …、使匕匕住3亥鐘陽極和含有鉻酸銀陰極的封包,只露出陽 極和陰極的連接點。陽極端子係利用一以點焊方式接在該
484242 五、發明說明(2) 展開之電流集·電器上的金屬片做成。一類似的陰極外部 接亦利用以點焊將一金屬片接在該陰極集電器上做成。最 ,[在該陽極和陰極的金屬片上作一塗層使相對於最外層 單7L的包封能形成一耐久的密封。若要得到更大的電流^ 可以並聯該等單元,把外部的連線接點彼此相連。從 實際的經驗發現,該等連接點不利於一包含彼此互連之^ 別單元的鋰一次電池的财用性。此外,電阻會增加, 電池的效率亦有不利的影響。 、、 美,專利說明書5, 872, 744也有發表一包含彼此互連之 :ϋ t兀的鐘二次電池。然而’此—美國專利並未在個別 的笔=集電器上以分段方式裝配該負極及該正極材料,以 利於增加電池的可變性。 本务月的項目的係知1供一包含彼此互連之個別單元的 鋰二次電池,該電池按照最新技術排除了前述的缺點。 的^ ^! ϋ另—項目的係提供一包含彼此互連之個別單元 j電:,該電池具有以分段方式分佈在個別的電流 集f 的電極材料,使做成的電池具有二維的可變性。 鋰」Πΐ 一i目地係提供一包含彼此互連之個別單元的 現電池不會發生負#、正極和隔離器脫層的 本發明更進一步目的係提供一鋰二次電池,令 2既薄又容易彎曲,且其中以特別的方式 == 質之間的接觸。 狩私極與電解 本务明進一步目的係提供一適用於會受到彎曲及打皺之 484242 五、發明說明(3) ' ----— 應用的電池,·而且不服以〜 u 个限制各納該電池的幾何形狀。 按照本發明’前述相_ 一 / 一丄 ^ οσ 疋鐘一次電池之特徵在於,該等個別單 70係措由所#早元共用a t流集t器互連。 由於所有電池使用_ ^ 口口 - π +热π丄,用一共同的電流集電器,因此該等個別 早兀不需要經由外部& ^ A ^ 丨連接點互連。此外,該共用電流集電 态使該鋰二次電池I亡士 m ^ ^ ^ ^ ^有充份的柔軟度,因此,此一電池適 用於品要可變性和可綠:卜 齡卜沾、s 1姑# 了 Y性的應用中,特別是手錶和戴在手 腕上的通訊裝備。 在鐘一次電池的—jg 4 士 « 電流集電器最好是作具體實施例中,該負極及正極 使用該負極及正單元共用的電流集電器。 電流集電器可提供具木電器兩者作為所有單元共同的 的耐久性。 大笔力的電池’因此保證長時間 在另一較佳具體實施例中 ^ ^ 元之間互相的連線亦藉由—该=二次電池中該等個別單 在此一本發明之特定具 單兀的共同隔離器達成。 同的该等兩個隔離器及其中只知例中’所有單元皆使用相 器。因此,在該相關鋰^ 個或所有兩個該等電流集電 該包含互連之個別單元的一特別具體實施例中, 電流集電器、一丘同 、-人電池能夠包含刍 —_ 侍到—維的可變性,
中f該電池得到須要的可變性電為及—共同的隔離器。 上延i ΐ流集電器上以分段方λ、举在—項特別具體實施例 ί::個相關電流集電器的ί;配的電極材料最好大體 事…按照此-具體實施;度; 484242 發明說明(4) 所需的可變性·位於沒有活性電極材料的位置上。 哭:而最:ΐ: Γ池具有二維的可變,〖生,在相關電流集電 似棋盤格的結構在電流集電器上放置以 刀奴方式裝配的電極材料。 1 Λ
本說明書中使用的術語「祺 疮炎工L 料所構成的結構,使嗜每個、、舌構」應、為/舌性電極材 另-個活性電極材料分細妾 何二刀:=界个與 材料分佈於電流集電器i,進;:::不連、,的活性電極 在按照本發明之鋰二次電二「維?:變性。 電極材料。 人電池中,取好以碳或石墨作為負 用於該電池之正電極材料最好
transU.on metal oxHes) ^ , V Μ〇〇2Μ1Ν1〇2)或含有導電粒子(例如石山(= = n 0 也可能為接合材料(binder materU ,哕的材枓, 視為一添加鋰的化合物。該導 以電極材料可 重量。 材枓的含量為G.1到15%的 為了製造出既薄且柔的鋰二次電田 式來維護該等電極與電解液接取以-特定方 負雷極;斗土 —《τ $ ί要觸 具體而言,尤# 洞,該等孔洞中填滿聚合物之類二中取好有排列的孔 極及隔離器固定在一起。、、;外把该負電極、正電 此一構造在國際專利申請w〇 99/ 專利係由本發明創作者提出申过 中有所描述,該 閱,本文中以提及方式併入該文件。在電開i、大小審 五、發明說明(5) 孔洞為直徑大約1 mm之肉眼可 ^ ^ ,5, ^ ?1 .π 眼了見的孔洞。按照一特別的具 ^ ^ 7成—矩形的二維方式排列,孔洞 曰’距為5 -二”洞尺寸及排列之選擇最好能使電 極之活性面積至少有9 〇 %,田& , _ 口為該等孔洞中填滿聚合物之 類的材料會降低電極的性能,a 洁、史ΛΑ , A力女、 % 造成此結果的原因是該等被 填滿的孔洞中〉又有活性電極材料 人::述i f:極材料為-添加鋰的化合物,該化合物 分散在一高分子接合基材φ , λ ^ 。由於作為該接合基材的聚合 物為熱塑性3κ合物所製成,治 及具備橡膠之彈性的聚合物1夕醣類(polysaccharide) ΐ=τ=纖維素、聚四貌乙烯、聚乙烯及苯乙 丁 一稀橡膠。该專聚合物可翌彳 該高分子接合材料用於將活性::J與:相:合使用。 縫形成並將該等粉狀材料固定於電:起來以防止裂 子接合材料佔2到30%的重量。、電/爪木電益的表面。高分 該電流集電器可由任何導電 池中引起化學反應。可用作:ώ隹:成’只要不會在電 括不錄鋼、銘和鎳。▼用作負;:=器(陰極)的材料包 括不銹鋼、銅和鎳。該集電哭;m益(陽極)的材料包 式,可為多孔狀、打孔或網薄膜ί薄板的形 般為1到500//ΙΠ。 °亥集電為的厚度一 裝在該正及和負極之間的隔離器為— 的離子穿透性且具備足夠的機械.強度。該隔離哭防f =高 極與正極之間發生短路並保護電解液。一常用二隔離=
?〇 4842^ 索號i 89120600 _η 修正 及以上的混合 鹽類及L e w i s 它們的混合鹽 /升。 包封中,可為 。此類材料的 可利用黏著劑 五、發明說明(6) 玻璃纖維所製成,或為以烯烴 布纖維的多孔板形式。該等孔 V m。該隔離器的厚度一般為5 按照本發明之電池結構,可 干組成加以觸發。所用溶劑可 四氟化物、二甲基硫磺氧化物 解物質的例子包括鋰離子(L i + ) PF6- 、AsF6- 、C104- 、CF3S〇3一)及 的濃度一般而言為0 . 5到2莫耳、 本發明所述之電池係包在一 封,或金屬或樹脂做成的包封 鋼和例如聚丙稀之塑膠。密封 達成。扁平的柔性電池可密封 做的防空氣及水份侵入的包封 到,且邊緣可以密封。 按照本發明,該包含互連之 相疊之若干個含有一負極、一 元。 本發明進一步關於一前述電 該電池將要用在對於可變性、 高度要求的應用中。具體而言 是手錶,將電池結合到錶帶中 電話和可攜式電腦。 圖式簡單 參考下文中說明的具體實施 之類的聚合物所製造之不織 隙的直徑一般為0. 0 1到10 到 3 0 0 // m。 利用作為液態電解溶液的若 由一酯類化合物製成,例如 物。溶解之電 酸離子(P F4—、 類。該等鹽類 合成的人造包 例子包括不銹 或焊接或烙鐵 在一以塗覆聚合物之鋁箔所 中。該I呂箔可以在市面上買 單元的鋰二次電池最好包含 正極及一非水電解溶液的單 池之特殊應用,具體而言, 耐久性及電流效率寺方面有 ,較適合的應用包括,特別 ;還有通訊設備,例如行動 說明 例,將可明白1本發明的這
O:\66\66734.ptc 第10頁 484242 發明說明(7) 些及其他觀點·。 圖1所示為一兩側均為分段之電極1, 裝上活性電極材料3的電流集電器2 與下側皆 等活性電極材料3分佈於該流敕;::電器之該 ==電極材料3係分段地裝在該2電^二 2脫層。…極1而不會造成活性電極材料3和電;集電· 圖2所不為一兩側均為分段之電極$, ^ ^ ^ ^ ^ ^ t ^ # t 12 ^ ^ ^ ^電極4能夠以二維的方式彎曲,/做成 分散小島的方式存在於電流電器2上為活&電極材料3係以 匿I 3 Ρίτ ~ 電流集二7—Γ個個別分段或單元所構成的-電池5, -單元;8和隔離器6皆做成讓所有單元共用,且每 器6、活^ 電電器8 '活性電極材料、一隔離 處沒有、、舌吐雷極材料9及一電流集1器7組成。在位置1 1之 位置f曲 極材料9、U,因此電池5可以报容易的在此 可ίί24Λ示為圖3之電池5在-曲下的情況,從圖上 ,彎曲到,由於活性材料9、10的分段配置,因 所舉的例 的腕帶上的 電極、〜分 子為製造一 電池,該電 段裝在雨側 結合在一外 池由分段.裝 @正電極及 觀類似手錶 在一側之兩 分段裝在兩 之通訊裝置 個相疊的正 側的兩個負
4842聲日修正/更正/補充 _案號 89120600 年//月/ 曰 修正 修正 補充 五、發明說明(8) 電極所構成,該等電極由若干隔器加以隔離。正電極所用 的活性電極材料為L i C 〇 02,而負電極之活性電極材料為 MCMB (直徑10 //m 的 Meso Carbon Micro Beads)。該隔離 器係以多微孔聚乙烯製成。該電池的寬度為1 cm,長度為 10 cm,整體厚度大約1 mm,由10個分段的單元組成,因 此具有充份的可變性。該電池的容量約為1 〇 〇 mAh。 圖式元件符號說明 1 5 7 電 極 2 電 流 集 電 器 活 性 電 極 材 料 4 電 極 電 池 6 隔 離 器 電 流 集 電 器 8 電 流 集 電 器 活 性 電 極 材 料 10 活 性 電 極 材料
O:\66\66734.ptc 第12頁
Claims (1)
- 484242 1! 修 案號 89120600 修正 六、申請專利範圍 種包含彼此互連之個別單元的鋰二次電池,該等單 元包含 -一含有一負極電極材料及一負電流集電器的負電極, - 一含有一正極材料及一正電流集電器的正電極, -一裝在該負極與該正極之間的隔離器, - 一位在該負極與正極之間的非水電解溶液,其中 該負極及該正極材料係在個別的電流集電器上以分段方 式裝配,以利於增加電池的可變性,其特徵在於,該等個 別單元藉由一所有單元共用的電流集電器彼此互連。 2. 如申請專利範圍第1項之包含彼此互連之個別單元的 鋰二次電池,其特徵在於,該正電流集電器及負電流集電 器兩者都是作為所有單元共同的電流集電器。 3. 如申請專利範圍第1或2項之包含彼此互連之個別單元 的鋰二次電池,其特徵在於,該等個別單元之間還藉由一 所有單元共用的隔離器來達成彼此互連。 4. 如申請專利範圍第1或2項之包含彼此互連之個別單元 的鋰二次電池,其特徵在於,該以分段方式裝配在該電流 集電器上的電極材料係分佈於該電流集電器的整個寬度 上。 5 ·如申請專利範圍第1或2項之包含彼此互連之個別單元 的鋰二次電池,其特徵在於,該以分段方式裝配在該電流 集電器上的電極材料係按照棋盤格的排列方式配置。 6.如申請專利範圍第1項之包含彼此互連之個別單元的 鋰二次電池,其特徵在於,以碳或石墨作為該負電極材O:\66\66734.ptc 第14頁 484242 _案號 89120600 六、申請專利範圍 On 年//月修正 料。 7 .如申請專利範圍第1項之包含彼此互連之個別單元的 鋰二次電池,其特徵在於,正電極材料最好是使用鋰轉化 金屬氧化物(lithium transition metal oxides)(例如 LiMn2 04、LiCo02 *LiNi02),該材料包含導電粒子(例如碳 , 或石墨),也可能是接合材料(binder material)。 一 8 ·如申請專利範圍第1或2項之包含彼此互連之個別單元 的鋰二次電池,其特徵在於,該負電極材料、該正電極材 料及該隔離器具備孔洞結構,該等孔洞中填滿聚合物之類 的材料,將該負極、正極和該隔離器固定在一起。 9.如申請專利範圍第8項之包含彼此互連之個別單元的 & 鋰二次電池,其特徵在於,該聚合物之類的材料為一接合 劑。 - 1 0.如申請專利範圍第8項之包含彼此互連之個別單元的 鋰二次電池,其特徵在於,該聚合物之類的材料為聚乙 稀。 - · 1 1.如申請專利範圍第1或2項之包含彼此互連之個別單 元的鋰二次電池,其特徵在於,該等個別的單元包封於一 薄層中,該包封是密封的。 1 2 .如申請專利範圍第1或2項之包含彼此互連之個別單 元的鋰二次電池,其特徵在於,該單元係由一以一負極、 一正極、一隔離器及一非水電解液所疊成的單元構成。 1 3. —種裝配一電池的手錶,其特徵在於,應用如申請 專利範圍第1或2項之電池。O:\66\66734.ptc 第15頁 484242 案號 89120600 9〇 年V月 曰 修正 六、申請專利範圍 1 4 · 一種裝配一電池的通訊裝置,其特徵在於,應用如 申請專利範圍第1或2項之電池。 1 5. —種裝配一電池的電腦,其特徵在於,應用如申請 專利範圍第1或2項之電池。 «O:\66\66734.ptc 第16頁
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP99203098 | 1999-09-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW484242B true TW484242B (en) | 2002-04-21 |
Family
ID=8240663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW089120600A TW484242B (en) | 1999-09-22 | 2000-10-04 | Lithium secondary battery comprising individual cells connected with one another, as well as watches, computers and communication equipment provided with such a battery |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6528204B1 (zh) |
| EP (1) | EP1142048A1 (zh) |
| JP (1) | JP2003510768A (zh) |
| KR (1) | KR20020018180A (zh) |
| CN (1) | CN1322385A (zh) |
| HK (1) | HK1040829A1 (zh) |
| TW (1) | TW484242B (zh) |
| WO (1) | WO2001022518A1 (zh) |
Families Citing this family (67)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10214875B4 (de) * | 2002-04-04 | 2005-12-08 | Giesecke & Devrient Gmbh | Planarer tragbarer Datenträger |
| US6979513B2 (en) * | 2002-06-28 | 2005-12-27 | Firefly Energy Inc. | Battery including carbon foam current collectors |
| US7033703B2 (en) * | 2002-12-20 | 2006-04-25 | Firefly Energy, Inc. | Composite material and current collector for battery |
| US7341806B2 (en) * | 2002-12-23 | 2008-03-11 | Caterpillar Inc. | Battery having carbon foam current collector |
| US20070156197A1 (en) | 2005-12-15 | 2007-07-05 | Cardiac Pacemakers, Inc. | Method and apparatus for improved medical device profile |
| KR100590376B1 (ko) | 2003-03-20 | 2006-06-19 | 마쯔시다덴기산교 가부시키가이샤 | 집합전지 |
| JP4522107B2 (ja) * | 2003-03-20 | 2010-08-11 | パナソニック株式会社 | 集合電池 |
| JP4595292B2 (ja) * | 2003-05-28 | 2010-12-08 | トヨタ自動車株式会社 | 組電池 |
| US7147965B2 (en) * | 2003-06-03 | 2006-12-12 | Hall David R | Pressure-balanced battery for downhole tools |
| US7105249B2 (en) * | 2003-06-03 | 2006-09-12 | Hall David R | Pressure-compensated downhole battery |
| JP5357373B2 (ja) * | 2004-03-19 | 2013-12-04 | 富士重工業株式会社 | 蓄電体の平面整列構造 |
| US20060024583A1 (en) * | 2004-07-15 | 2006-02-02 | Board Of Control Of Michigan Technological University | Nickel hydroxide impregnated carbon foam electrodes for rechargeable nickel batteries |
| ATE517445T1 (de) * | 2005-03-31 | 2011-08-15 | Firefly Energy Inc | Stromträger für eine energiespeichervorrichtung |
| BRPI0608134A2 (pt) * | 2005-04-25 | 2016-10-11 | Koninkl Philips Electronics Nv | aparelho de bateria, e, sistema e método de conexão de bateria |
| US7985500B2 (en) * | 2005-12-15 | 2011-07-26 | Cardiac Pacemakers, Inc. | Method and apparatus for flexible battery for implantable device |
| CN100446338C (zh) * | 2006-04-11 | 2008-12-24 | 首天恩经营管理有限责任公司 | 一种安全锂离子电池单元及安全锂离子电池组 |
| WO2008023199A1 (en) * | 2006-08-24 | 2008-02-28 | Absl Power Solutions Limited | Conformable battery packs |
| US7842423B2 (en) * | 2006-10-25 | 2010-11-30 | Maxpower, Inc. | Lithium metal anode construction for seawater or air semi-fuel cells having flexible pouch packaging |
| US20080248375A1 (en) * | 2007-03-26 | 2008-10-09 | Cintra George M | Lithium secondary batteries |
| US7782191B2 (en) * | 2007-07-25 | 2010-08-24 | Tomas Flores | Portable alarm apparatus for warning persons |
| US8399134B2 (en) * | 2007-11-20 | 2013-03-19 | Firefly Energy, Inc. | Lead acid battery including a two-layer carbon foam current collector |
| JP4659861B2 (ja) * | 2008-07-09 | 2011-03-30 | シャープ株式会社 | 扁平型二次電池およびその製造方法 |
| JP2010129412A (ja) * | 2008-11-28 | 2010-06-10 | Seiko Epson Corp | 電気化学装置 |
| KR101322693B1 (ko) * | 2010-08-27 | 2013-10-25 | 주식회사 엘지화학 | 케이블형 이차전지 |
| US20120189894A1 (en) * | 2011-01-26 | 2012-07-26 | Samsung Sdi Co., Ltd. | Electrode assembly and secondary battery including the same |
| US8989821B2 (en) | 2011-08-31 | 2015-03-24 | Apple Inc. | Battery configurations for electronic devices |
| US8837163B2 (en) * | 2011-12-27 | 2014-09-16 | Apple Inc. | Integrated flex tail circuit packaging |
| US9343716B2 (en) | 2011-12-29 | 2016-05-17 | Apple Inc. | Flexible battery pack |
| US8927137B2 (en) * | 2012-05-01 | 2015-01-06 | Microsun Technologies Llc | Fail safe damage resistant battery matrix |
| US9882224B2 (en) | 2012-08-21 | 2018-01-30 | Nokia Technologies Oy | Method and apparatus for flexible battery |
| US9812680B2 (en) | 2012-08-30 | 2017-11-07 | Apple Inc. | Low Z-fold battery seal |
| US9136510B2 (en) | 2012-11-26 | 2015-09-15 | Apple Inc. | Sealing and folding battery packs |
| CN103227298B (zh) * | 2013-05-14 | 2018-07-20 | 东莞新能源科技有限公司 | 可折弯锂离子电池 |
| JP2015015143A (ja) * | 2013-07-04 | 2015-01-22 | コニカミノルタ株式会社 | フレキシブル電池、電子機器 |
| JP5790752B2 (ja) * | 2013-12-20 | 2015-10-07 | セイコーエプソン株式会社 | 電気化学装置 |
| US9593969B2 (en) | 2013-12-27 | 2017-03-14 | Apple Inc. | Concealed electrical connectors |
| CN105814803B (zh) * | 2013-12-27 | 2019-02-01 | 阿莫绿色技术有限公司 | 具有柔性电池的可佩戴设备 |
| US9479007B1 (en) | 2014-02-21 | 2016-10-25 | Apple Inc. | Induction charging system |
| US20150255776A1 (en) | 2014-03-06 | 2015-09-10 | Apple Inc. | Battery Pack System |
| US9455582B2 (en) | 2014-03-07 | 2016-09-27 | Apple Inc. | Electronic device and charging device for electronic device |
| US9917335B2 (en) | 2014-08-28 | 2018-03-13 | Apple Inc. | Methods for determining and controlling battery expansion |
| CN104485478A (zh) * | 2014-11-07 | 2015-04-01 | 东莞市鸿德电池有限公司 | 一种柔性锂离子电池及其制备方法 |
| JP6487712B2 (ja) * | 2015-02-23 | 2019-03-20 | 昭和電工パッケージング株式会社 | 蓄電デバイス |
| KR102415749B1 (ko) * | 2015-08-05 | 2022-07-01 | 삼성에스디아이 주식회사 | 플렉시블 전지 |
| US10784474B2 (en) * | 2016-03-30 | 2020-09-22 | Intel Corporation | Cellular flexible battery cells |
| FR3053842B1 (fr) | 2016-07-07 | 2020-02-07 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Accumulateur electrochimique metal-ion, a capacite elevee et dont la souplesse permet une grande conformabilite |
| US10637017B2 (en) | 2016-09-23 | 2020-04-28 | Apple Inc. | Flexible battery structure |
| US10418605B2 (en) * | 2017-03-31 | 2019-09-17 | Intel Corporation | Embedded formation of wearable and flexible batteries |
| CN109411643B (zh) * | 2018-12-10 | 2021-09-14 | 宁德新能源科技有限公司 | 电池组 |
| JP7167724B2 (ja) * | 2019-01-11 | 2022-11-09 | トヨタ自動車株式会社 | 全固体電池 |
| CN114444643B (zh) | 2019-04-17 | 2024-08-06 | 苹果公司 | 无线可定位标签 |
| US11477885B2 (en) | 2020-09-30 | 2022-10-18 | Inventus Power, Inc. | Redundant trace fuse for a conformal wearable battery |
| US11251497B1 (en) | 2020-09-30 | 2022-02-15 | Inventus Power, Inc. | Conformal wearable battery |
| US10980116B1 (en) | 2020-09-30 | 2021-04-13 | Inventus Power, Inc. | Flexible battery matrix for a conformal wearable battery |
| US12114426B2 (en) | 2020-09-30 | 2024-10-08 | Inventus Power, Inc. | Conformal wearable battery and system |
| US10950913B1 (en) | 2020-09-30 | 2021-03-16 | Inventus Power, Inc. | Impact absorbing member for a conformal wearable battery |
| US11349174B2 (en) | 2020-09-30 | 2022-05-31 | Inventus Power, Inc. | Flexible battery matrix for a conformal wearable battery |
| US11081755B1 (en) | 2020-09-30 | 2021-08-03 | Inventus Power, Inc. | Housing for a conformal wearable battery |
| US11064604B1 (en) | 2020-09-30 | 2021-07-13 | Inventus Power, Inc. | Flexible circuit board for a conformal wearable battery |
| USD939433S1 (en) | 2020-10-30 | 2021-12-28 | Inventus Power, Inc. | Battery |
| USD937222S1 (en) | 2020-10-30 | 2021-11-30 | Inventus Power, Inc. | Electrical contact |
| US11394077B1 (en) | 2021-03-15 | 2022-07-19 | Inventus Power, Inc. | Conformal wearable battery |
| US11581607B1 (en) | 2021-09-30 | 2023-02-14 | Inventus Power, Inc. | Thermal management for a conformal wearable battery |
| DE102021133028A1 (de) | 2021-12-14 | 2023-06-15 | Engelbert Strauss Gmbh & Co Kg | Bekleidungsstück |
| WO2023244849A1 (en) * | 2022-06-17 | 2023-12-21 | Meta Platforms Technologies, Llc | Apparatus, system, and method for embedding and protecting flexible batteries in wearables |
| WO2023244850A1 (en) * | 2022-06-17 | 2023-12-21 | Meta Platforms Technologies, Llc | Apparatus, system, and method for achieving flexibility and durability in batteries |
| CN115084735B (zh) * | 2022-07-01 | 2024-04-19 | 重庆大学 | 一种具有蜂窝夹芯结构的高强度锂离子电池复合材料 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3723181A (en) * | 1970-12-21 | 1973-03-27 | Esb Inc | Duplex electrode construction using continuous electrically nonconductive carrier strip |
| US3775188A (en) * | 1971-08-27 | 1973-11-27 | Esb Inc | Method of multicell battery production using pocketed continuous strip |
| US4092464A (en) * | 1976-07-19 | 1978-05-30 | P. R. Mallory & Co. Inc. | Flexible cells and batteries formed therefrom |
| DE3067151D1 (en) | 1979-09-12 | 1984-04-26 | Lucas Ind Plc | Battery systems employing bipolar electrodes |
| JPS59117073A (ja) * | 1982-12-23 | 1984-07-06 | Toppan Printing Co Ltd | 平板状電池 |
| JPS6070669A (ja) * | 1983-09-27 | 1985-04-22 | Matsushita Electric Ind Co Ltd | 薄形電池 |
| JP2782802B2 (ja) * | 1989-06-27 | 1998-08-06 | 新神戸電機株式会社 | 密閉形鉛蓄電池 |
| JP3397351B2 (ja) | 1992-12-18 | 2003-04-14 | キヤノン株式会社 | 角型あるいはシート型電池及びその製造方法 |
| US5547780A (en) * | 1993-01-18 | 1996-08-20 | Yuasa Corporation | Battery precursor and a battery |
| EP0693227B1 (en) * | 1993-04-07 | 1997-07-16 | William Brown Miller | Improvements in or relating to electrochemical cells |
| JP3277413B2 (ja) * | 1993-08-17 | 2002-04-22 | ソニー株式会社 | 角形バッテリー |
| US5525441A (en) * | 1994-09-13 | 1996-06-11 | Power Conversion, Inc. | Folded electrode configuration for galvanic cells |
| US5498489A (en) | 1995-04-14 | 1996-03-12 | Dasgupta; Sankar | Rechargeable non-aqueous lithium battery having stacked electrochemical cells |
| WO1997015959A1 (fr) * | 1995-10-24 | 1997-05-01 | Isa Ag Arch | Procede de fabrication d'une cellule electrochimique et cellule electrochimique obtenue selon ce procede |
| US5872744A (en) | 1996-07-31 | 1999-02-16 | Motorola, Inc. | Battery arrangement for a wrist-carried radiotelephone |
| US5776628A (en) | 1997-06-30 | 1998-07-07 | Wilson Greatbatch Ltd. | Flat-folded, multi-plate electrode assembly |
| US5911947A (en) | 1997-06-30 | 1999-06-15 | Compaq Computer Corporation | Fan-folded polymer-electrolyte cell |
| US6235425B1 (en) * | 1997-12-12 | 2001-05-22 | 3M Innovative Properties Company | Apparatus and method for treating a cathode material provided on a thin-film substrate |
| US6132477A (en) * | 1999-05-20 | 2000-10-17 | Telcordia Technologies, Inc. | Method of making laminated polymeric rechargeable battery cells |
-
2000
- 2000-03-08 US US09/521,053 patent/US6528204B1/en not_active Expired - Fee Related
- 2000-09-13 EP EP00967672A patent/EP1142048A1/en not_active Withdrawn
- 2000-09-13 JP JP2001525789A patent/JP2003510768A/ja not_active Withdrawn
- 2000-09-13 KR KR1020017006378A patent/KR20020018180A/ko not_active Ceased
- 2000-09-13 WO PCT/EP2000/008974 patent/WO2001022518A1/en not_active Ceased
- 2000-09-13 CN CN00802021A patent/CN1322385A/zh active Pending
- 2000-09-13 HK HK02102237.7A patent/HK1040829A1/zh unknown
- 2000-10-04 TW TW089120600A patent/TW484242B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP1142048A1 (en) | 2001-10-10 |
| JP2003510768A (ja) | 2003-03-18 |
| US6528204B1 (en) | 2003-03-04 |
| CN1322385A (zh) | 2001-11-14 |
| HK1040829A1 (zh) | 2002-06-21 |
| WO2001022518A1 (en) | 2001-03-29 |
| KR20020018180A (ko) | 2002-03-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW484242B (en) | Lithium secondary battery comprising individual cells connected with one another, as well as watches, computers and communication equipment provided with such a battery | |
| US8785030B2 (en) | Flexible battery and method for producing the same | |
| TWI222233B (en) | Method for treating electrode tabs of crude cell for lithium secondary battery and crude cell and lithium secondary battery according to the method | |
| CN205428705U (zh) | 蓄电装置 | |
| CN104810524A (zh) | 锂离子电池 | |
| WO2013031195A1 (ja) | 薄型電池用電極群、薄型電池、及び電子機器 | |
| JP2005063958A (ja) | 薄膜固体リチウムイオン二次電池およびその製造方法 | |
| Huang et al. | Advancing low-dimensional flexible energy devices for wearable technology | |
| CN110571472A (zh) | 一种柔性电池的电极芯体及其制备方法和应用 | |
| Liu et al. | Sandwich structure corrosion-resistant current collector for aqueous batteries | |
| CN110752383A (zh) | 一种柔性电池及其制备方法 | |
| CN105355851B (zh) | 具有细长孔的柔性电极及包含该电极的电池 | |
| CN104752731B (zh) | 一种柔性锂离子电池集流体、柔性锂离子电池及其制备方法 | |
| JP2005251417A (ja) | 薄膜固体二次電池 | |
| CN114188503A (zh) | 电池组 | |
| CN109962243A (zh) | 集流体、其制备方法及包含它的锂离子电池 | |
| CN109950611A (zh) | 一种柔性/可拉伸电池器件的制作方法 | |
| CN110165238A (zh) | 正负极同平面柔性电池、制备及使用方法、复合柔性电池 | |
| JP6379715B2 (ja) | リチウム空気電池、およびリチウム空気電池の負極複合体 | |
| CN109216776A (zh) | 电化学器件 | |
| CN108550774B (zh) | 一种组合层状固态薄膜电池组的孔连接结构 | |
| CN210628417U (zh) | 一种柔性电池 | |
| CN209374560U (zh) | 一种电池集流体 | |
| JPS5990362A (ja) | 固体状二次電池 | |
| CN218677336U (zh) | 异形微型柔性电池结构 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GD4A | Issue of patent certificate for granted invention patent | ||
| MM4A | Annulment or lapse of patent due to non-payment of fees |