TW200912958A - Electrolyte, and electrical and electronic parts made with the same - Google Patents
Electrolyte, and electrical and electronic parts made with the same Download PDFInfo
- Publication number
- TW200912958A TW200912958A TW097119752A TW97119752A TW200912958A TW 200912958 A TW200912958 A TW 200912958A TW 097119752 A TW097119752 A TW 097119752A TW 97119752 A TW97119752 A TW 97119752A TW 200912958 A TW200912958 A TW 200912958A
- Authority
- TW
- Taiwan
- Prior art keywords
- electrolyte
- organic solvent
- aromatic
- electrical
- representative
- Prior art date
Links
- 239000003792 electrolyte Substances 0.000 title claims abstract description 38
- 239000003960 organic solvent Substances 0.000 claims abstract description 21
- 125000003118 aryl group Chemical group 0.000 claims description 25
- 229920000768 polyamine Polymers 0.000 claims description 23
- 150000002500 ions Chemical class 0.000 claims description 19
- 239000003990 capacitor Substances 0.000 claims description 11
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims description 10
- 238000002425 crystallisation Methods 0.000 claims description 6
- 230000008025 crystallization Effects 0.000 claims description 6
- 150000001768 cations Chemical class 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 150000001412 amines Chemical class 0.000 claims description 2
- 238000005868 electrolysis reaction Methods 0.000 claims description 2
- 239000012798 spherical particle Substances 0.000 claims description 2
- 125000005587 carbonate group Chemical group 0.000 claims 1
- 239000004760 aramid Substances 0.000 abstract description 4
- 229920003235 aromatic polyamide Polymers 0.000 abstract description 4
- 239000008151 electrolyte solution Substances 0.000 abstract 1
- -1 ethyl acetonate Chemical compound 0.000 description 19
- 241000894007 species Species 0.000 description 10
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 9
- 239000002245 particle Substances 0.000 description 7
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical group C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 3
- 235000012093 Myrtus ugni Nutrition 0.000 description 3
- 244000234179 Myrtus ugni Species 0.000 description 3
- 206010036790 Productive cough Diseases 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000000790 scattering method Methods 0.000 description 3
- 210000003802 sputum Anatomy 0.000 description 3
- 208000024794 sputum Diseases 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- QKPVEISEHYYHRH-UHFFFAOYSA-N 2-methoxyacetonitrile Chemical compound COCC#N QKPVEISEHYYHRH-UHFFFAOYSA-N 0.000 description 2
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- ATHHXGZTWNVVOU-UHFFFAOYSA-N N-methylformamide Chemical compound CNC=O ATHHXGZTWNVVOU-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 2
- GAEKPEKOJKCEMS-UHFFFAOYSA-N gamma-valerolactone Chemical compound CC1CCC(=O)O1 GAEKPEKOJKCEMS-UHFFFAOYSA-N 0.000 description 2
- 238000001879 gelation Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 150000004702 methyl esters Chemical class 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- HSECJZOSVXXVAK-UHFFFAOYSA-N (3-methylcyclobutyl)hydrazine Chemical compound CC1CC(NN)C1 HSECJZOSVXXVAK-UHFFFAOYSA-N 0.000 description 1
- ZZXUZKXVROWEIF-UHFFFAOYSA-N 1,2-butylene carbonate Chemical compound CCC1COC(=O)O1 ZZXUZKXVROWEIF-UHFFFAOYSA-N 0.000 description 1
- AIDFJGKWTOULTC-UHFFFAOYSA-N 1-butylsulfonylbutane Chemical compound CCCCS(=O)(=O)CCCC AIDFJGKWTOULTC-UHFFFAOYSA-N 0.000 description 1
- PPDFQRAASCRJAH-UHFFFAOYSA-N 2-methylthiolane 1,1-dioxide Chemical compound CC1CCCS1(=O)=O PPDFQRAASCRJAH-UHFFFAOYSA-N 0.000 description 1
- OOWFYDWAMOKVSF-UHFFFAOYSA-N 3-methoxypropanenitrile Chemical compound COCCC#N OOWFYDWAMOKVSF-UHFFFAOYSA-N 0.000 description 1
- 240000005528 Arctium lappa Species 0.000 description 1
- 235000003130 Arctium lappa Nutrition 0.000 description 1
- 235000008078 Arctium minus Nutrition 0.000 description 1
- CNDDNTGSZYJUDG-UHFFFAOYSA-N CN1C(N(CC1)C)=O.NN Chemical compound CN1C(N(CC1)C)=O.NN CNDDNTGSZYJUDG-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229920000784 Nomex Polymers 0.000 description 1
- 229920000265 Polyparaphenylene Polymers 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- BTGRAWJCKBQKAO-UHFFFAOYSA-N adiponitrile Chemical compound N#CCCCCC#N BTGRAWJCKBQKAO-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- FDQSRULYDNDXQB-UHFFFAOYSA-N benzene-1,3-dicarbonyl chloride Chemical class ClC(=O)C1=CC=CC(C(Cl)=O)=C1 FDQSRULYDNDXQB-UHFFFAOYSA-N 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 125000006267 biphenyl group Chemical group 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000001784 detoxification Methods 0.000 description 1
- DENRZWYUOJLTMF-UHFFFAOYSA-N diethyl sulfate Chemical compound CCOS(=O)(=O)OCC DENRZWYUOJLTMF-UHFFFAOYSA-N 0.000 description 1
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N dimethylmethane Natural products CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002001 electrolyte material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- AWKZQVYCCQCKBH-UHFFFAOYSA-N hydrazine 1-methylpyrrolidin-2-one Chemical compound CN1C(CCC1)=O.NN AWKZQVYCCQCKBH-UHFFFAOYSA-N 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- OXKUGIFNIUUKAW-UHFFFAOYSA-N n,n-dimethylformamide;hydrazine Chemical compound NN.CN(C)C=O OXKUGIFNIUUKAW-UHFFFAOYSA-N 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- MCSAJNNLRCFZED-UHFFFAOYSA-N nitroethane Chemical compound CC[N+]([O-])=O MCSAJNNLRCFZED-UHFFFAOYSA-N 0.000 description 1
- RPMXALUWKZHYOV-UHFFFAOYSA-N nitroethene Chemical compound [O-][N+](=O)C=C RPMXALUWKZHYOV-UHFFFAOYSA-N 0.000 description 1
- 239000004763 nomex Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- URLKBWYHVLBVBO-UHFFFAOYSA-N p-dimethylbenzene Natural products CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 description 1
- VLTRZXGMWDSKGL-UHFFFAOYSA-M perchlorate Chemical compound [O-]Cl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-M 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- IAHFWCOBPZCAEA-UHFFFAOYSA-N succinonitrile Chemical compound N#CCCC#N IAHFWCOBPZCAEA-UHFFFAOYSA-N 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
- 230000002522 swelling effect Effects 0.000 description 1
- WVLBCYQITXONBZ-UHFFFAOYSA-N trimethyl phosphate Chemical compound COP(=O)(OC)OC WVLBCYQITXONBZ-UHFFFAOYSA-N 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
- H01B1/12—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances organic substances
- H01B1/122—Ionic conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/54—Electrolytes
- H01G11/58—Liquid electrolytes
- H01G11/64—Liquid electrolytes characterised by additives
-
- 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
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0567—Liquid materials characterised by the additives
-
- 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
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0568—Liquid materials characterised by the solutes
-
- 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
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
- H01M10/0569—Liquid materials characterised by the solvents
-
- 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
- H01M6/14—Cells with non-aqueous electrolyte
- H01M6/18—Cells with non-aqueous electrolyte with solid electrolyte
- H01M6/181—Cells with non-aqueous electrolyte with solid electrolyte with polymeric electrolytes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0025—Organic electrolyte
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- General Chemical & Material Sciences (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
- Secondary Cells (AREA)
Description
200912958 九、發明說明: 【發明所屬之技術領域】 本發明係關於可用於非水系之電池、電容器等之電氣電 子零件的電解質。 【先前技術】 象徵行動通信機器或高速資訊處理機+ ^ 命寻之電氣電子機 器最近的進步,顯著的在於電子學機器之小型輕量化、及 向性能化。尤其,對小型、輕量且高容量的耐長期保存之 高性能的電池、電容器等的期待較大1求廣泛應用,零 件開發快速發展。對此,各種電氣電子零件,例如 、 為連續引起電子之移動提取電氣能而使離子於正極斑H 之間移動之電解質,對其技術.品質開發的必要性亦逆 高。 曰 電池、電容器等電氣.電子零件中之陽極 '正極等之導 電構件間所使用之電解質,過去 用.祐输7 30去作為洛劑,例如,使 奴酸乙一 S曰、碳酸丙二醋、 沾 * △ 狄敗一 T酯、碳酸二乙 S曰、奴酸乙酯甲醋、碳酸丁二 腈、甲氧基乙腈、”氧… 腈、已二腈、乙 甲軋基丙腈、丁内酯、 % 丁砜、3-甲基環丁砸、Α Υ戍円酉s χτ 硝基乙燒、確基甲烷、構酸:甲 酯、Ν-甲基噁唑啶_ 嶙殹-甲 ,N_—甲基甲醯胺、N-甲基吡η各烷 酮、二甲亞砜、Ν,Ν-二甲其吐, 丫巷比各烷 ^ , 、'坐咬嗣、肺、水、及該等2 種或2種以上之混合物等。 人辱1 又,作為離子,例如, 的組合。 牛彳有以下之陽離子與陰離子 131780.doc 200912958 4級録離子、4級鱗離子、鐘離子、鈉離子、 銨離子、氫離子等,及該等混合物。 高氣酸鹽離子、錢化離子、六氟化構酸離 及該等混 該等溶劑與離子物種之組合作為電解質具有良好的物 然而無法充分對應於近年來對電動車用之電池、電容 器等要求的高容量化或大輸出化。
(1) 陽離子: (2) 陰離子: 子、硫酸離子、氫氧化物離子等 合物。 對於要求高容量 子零件中之陽極、 必須同時滿足 、大輸出之電池、電容器等之電氣電 正極等之導電構件間所使用的電解質, (1) 導電性好; (2) 分解電壓高; (3) 使用溫度範圍廣;
(4 )化學性.電化學性安定(長壽命) 等四個特性。尤其, 作為使用大電流,如 其重要的條件。 欲使長壽命,認為係電氣·電子零件 電動車用之驅動電源之電池等,係極 【發明内容】 本發明之目的在於提供一種適合作為電氣·電子零件中 之電解1夜、可对高容量化.大輸出化之大電流、導電性與 耐電壓馬、及化學性.電化學性安定的電解質材料。 本發明提供一種電解質,其特徵為含有芳族聚醯胺、離 子物種及有機溶劑。 離 131780.doc 200912958 本發明之電解質,由導電度十分大,高耐電壓、長壽 命、使用溫度範圍廣考慮,作為使用於電氣.電子零件中 之導電構件間的電解質較有用,使用本發明之電解質的電 池、電容器等之電褒.雷工十μ 电孔電子零件,可於電動車等大電流環 境下有利地使用。 【實施方式】 以下,對本發明之電解質進行更詳細的說明。 芳族聚酿胺 本發明之電解質中使用之芳族聚㈣,包含線狀高分子 =物’其酿胺鍵(_(:__)之6〇%以上與芳香環(例如, 苯環)直接鍵結。作為該等芳族聚醯胺,例如,可舉例 2 =聚間伸苯基間苯二甲醯胺及其共聚物、聚對伸苯基對 苯二甲酿胺及其共聚物、及聚(對伸苯基)_共扣,4_二苯 喊)對苯二甲酿胺等。該等芳族聚醯胺,例如,係藉由使 用間苯二甲酸氯化物及間伸苯二胺之原本既知之界面聚人 =、溶液聚合法等進行工業之製造,可作為市場銷售品二 \,然而不限於此。該等芳族聚酿胺中,尤其聚間伸苯基 間苯二甲醯胺,具備良好的成型加工性、熱枯著性、難二 性、耐熱性等特徵,較適合使用。 ’'、 離子物種 去„電解質中所使用之離子物種,可使用與過 古電池、電容器等之電氣.電子零件中 導電構件間所使用的電解質相同者。例如,可舉例^: 之b離子與陰離子的組合,然而不限於此,對有機溶劑顯 131780.(j〇c 200912958 :二好:解性’且導電度、耐電屢等特性顯示所期望之 ㈣,例如,只要在溶解於有機溶媒之狀態下導電度為 上(2〇。。)、_為”以上,則均可使用。 ()%離子:4級錄離子、4級鱗離子、鐘離子、納離 子、録離子、氫離子等,及該等2種或2種 以上之?昆合物。 (2)陰離子 有機溶劑 高氯酸鹽離子、魏化離子、六氟化填酸 離子、4酸離子、氫氧化物離子等,及該 等2種或2種以上之混合物。 作為本發明使用之有機溶劑,可使用與過去關於電池、 電容器等之電氣·電子零件中的陽極、正極等之導電部件 間所使用之電解質相同者’例如’可舉例有:碳酸乙二 酯、碳酸丙二酯、碳酸二甲酯、碳酸二乙酯、碳酸乙酯甲 醋、碳酸丁二醋、戊二猜、己二腈、乙腈、甲氧基乙腈、 3-甲氧基丙腈、γ_ 丁内g旨、γ_戊内酯、環丁砜、3·甲基環 丁砜、硝基乙烷、硝基甲院、磷酸三甲酯、Ν_甲基噁唑啶 酮、Ν,Ν-二甲基甲醯胺、Ν_甲基吡咯烷酮、二甲亞砜、 Ν,Ν-二甲基咪唑啶酮、肺等,及該等2種或2種以上之混合 物,若能顯示離子物種之良好的溶解性,且導電度、耐電 壓等特性顯示所期望之值(例如,若於溶解離子物種狀態 下,導電度為1 mS/cm以上(2〇。〇 ,耐電壓為2 ν以上),將 非限疋於此。其中,尤其合適的是,可與芳族聚醯胺良好 地親和、顯示膨潤性、根據混合比凝膠化成均勻狀態之碳 酸乙二酯、碳酸丙二酯、碳酸二甲酯、碳酸二乙酯、碳酸 131780.doc 200912958 乙δ曰甲酯、碳酸丁一酯等於分子内含有碳酸酯鍵的碳酸酯 系有機溶劑。 結晶化度 本發明之結晶化度為將芳族聚醯胺之分類為結晶、非結 晶的基準,表示結晶部分占全體芳族聚醢胺的比例。若所 使用之芳族聚醯胺之結晶化度過高,則即使與有機溶劑之 親和性高亦難以膨潤,故一般較好的是15%以下,尤其
10 /。以下。若所使用之芳族聚醯胺之結晶化度超過15% 時,與有機溶劑混合後,均一化困難,有使電解質之耐電 壓降低的可能性。 本說明書中’芳族聚醯胺之結晶化度,將藉由又線廣角 散射法測定之繞射岭值與藉由相同之χ線廣角散射法測定 之 NOMEX(r)紙 5Τ411(杜邦帝 AADVANCED PAPER& 司製) 之繞射峰對比,表示將Ν0ΜΕχ⑴紙5丁411之結晶度化設定 為23%時之相對值。 平均粒徑 f說明書中’芳族聚醯胺之平均粒徑表示為累積重量5〇 重量%之粒徑。本發明使用之芳族聚醯胺,作為形態,由 於球形表面積最大,與有機溶劑接觸將快速膨潤故較好 為球狀^又’該芳族聚㈣,_般較好為平均粒徑㈣ 以:之粒子H基本地,較好的是,芳族聚醯胺之平均 小母早位重量之表面積越大,’然而,若過小將加大 :二:操作的難度’故,通常較好的是,具有10〜15。降 耗圍内之平均粒徑的球狀粒子。 131780.doc 200912958 電解質之製造 本發明之電解質可藉由將 4〜石孩聚醯胺、雜$ 4 及有機溶劑混合進行調製。 離子物種 ^ ^ ^ 為電解質若膨潤、溶解簟徂 持均句的狀態,混合順料無特 解專保 潤狀離之妁勺魅臌 ± 然而,為調製膨 巧狀“之的㈣,較適宜的是, 有機溶劑混合後,再俶若族令酿 先將離子物種與 態。又’只要不對導電度、耐電屋等之電解質所要= 性造成實質的不良影響,亦可混合其他添加物,如= 防止劑等。 7 虱化 又,於分離器存在下藉由谁并 “ 進订電解質之調製使操作更容 尤”,右於特開2003_064595號公報所記載之如芳族 聚酿胺薄片材料等耐埶性 、 胺雜工“ '之刀離盗存在下,將芳族聚醯 胺、離子物種及有機溶劑混合,並均勾凝膠化 電解質與分離器一體化之Λ τ 表作使 化之加工性、耐熱性高的構件。 用途 本發明之電解質,作為要求有高容量、大輸出之電池、 電容器等電氣·電子零件中之陽極、正極等之導電構件間 二:二的電解質’使浸潰於如芳族聚醯胺薄片材料等分離 或如料’於芳族聚酿胺薄片材料等耐熱性之分 、态子下’將方族聚醯胺、離子物種及有機溶劑混合, 並均勻凝膠化,佳雷魅^睹 解質與/刀離器一體化後,可作為非水 解電池’尤其M2次電池或電氣雙層電 分離器而組裝。 U電極間 使用本發明之電解質的電池或電容器等之電氣電子零 131780.doc 200912958 件,可作為行動電話、電腦等之雷调 ^ ^ ^ , ▼〜电雄’或電動車、油電混 合汽車等之電源有利地使用。 實施例 以下,兹佐舉實施例更具體說明本發明。另該等實施 例僅為例示’並非限定任何本發明之内容 物性測定方法 (1) 凝膠化之判定 預先將料有料物種之有機溶劑與芳族聚酿胺混合 後,攪拌,於不分離成2層而單層白濁,粘度增加之情 況,判定為凝膠化。 (2) 導電度 使用導電度計,於30cc樣本瓶測定。 (3) 吸濕性 於溫度23 C、相對濕度55°/。之氛圍中測定保存丨6個小時 後的重量變化。 (4) 結晶化度 藉由X線廣角散射法’測定以N〇MEX(r)紙5T411 (DYUBONN帝人ADOBANNSUDOPAPER公司製)之結晶化 度為2 3 %作為基準之相對值。 實施例1及2 調製N,N,N-二乙基甲基銨四氟硼酸鹽(TEMA)之1 5M 石厌酸丙二酯(KISHIDA化學株式會社製,鋰電池等級)溶 液,於該溶液混合表1所示比例之聚間伸苯基間苯二甲醯 胺(結晶化度3%、平均粒徑9〇 μίη),測定導電度、吸濕 131780.doc -11 - 200912958 性。其結果如表1所示。 比較例1 調製上述TEMA之1.5M碳酸丙二酯(KISHIDA化學株式會 社製,鋰電池等級)溶液,測定導電度、吸濕性。其結果 如表1所示。 表1 電解質 添加(wt%) 特性 聚間伸苯基間 苯二甲醯胺 TEMA 之 1.5M 碳酸丙二酯溶 液 混合狀態 導電度 (21。〇 (mS/cm) 吸濕 性 (%) 實施例1 20 80 2層分離 0.9 0.4 實施例2 30 70 凝膠化 0.5 0.3 比較例1 0 100 單層 3.3 0.6 實施例1及2之電解質,其導電度係在可使用於作為電氣 電子零件之導電構件間使用之電解質的範圍内,且吸濕性 低,因此據信水將有機溶劑分解,電氣電子零件之特性劣 化、尤其财電壓之劣化產生的可能性較低,且長壽命化。 又,實施例2之電解質係成凝膠化之構造,由於含有均 勻且本質上電化學安定性較高的芳族聚醯胺,故據信尤其 是耐電壓之提高程度較大。 再者,實施例1及2之電解質,因含有芳族聚醢胺,故有 機溶劑之凝固點降低,既可於低溫下使用,又因芳族聚醯 胺之高耐熱性而可於高溫下使用,且長壽命化。 由上可得知,本發明之電解質,可使用作為電動車中的 電池、電容器等電氣·電子零件中之導電構件間所使用的 電解質。 131780.doc -12-
Claims (1)
- 200912958 十、申請專利範圍: 1· 一種電解質,其特徵為含有 機溶劑。 殘聚醯胺、離子物種與有 2.如請求項1之電解質 本一曱酿胺。 3_如請求項1或2之電解 15 %以下。 其中芳鴂聚醯胺係聚間伸苯基間 質’其中芳族聚醯胺之結晶化度為 均IS:3中任一項之電解質,其中芳族聚醯胺係平 仫為200 μηι以下的球狀粒子。 5. ::求項…中任—項之電解質,其中離子物種為陽離 、。丢離子之組合’於溶解於有機溶劑之狀態下導電度 為1 mS/Cm以上(2〇t)且耐電壓為2V以上。 6. 如叫求項1至5中任-項之電解質,其中有機溶劑係碳酸 酯系有機溶劑。7. 、種電氣電子零件’其特徵為:於導電構件間使用如請 求項1至6中任一項的電解質。 8. —種電池,其特徵為:於導電構件間使用如請求項1至6 中任一項的電解質。 9. 一種電容器,其特徵為:於導電構件間使用如請求項i 至6中任一項的電解質。 131780.doc 200912958 七、指定代表圖: (一) 本案指定代表圖為:(無) (二) 本代表圖之元件符號簡單說明: 八、本案若有化學式時,請揭示最能顯示發明特徵的化學式: (無)131780.doc
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