TW201140911A - Coating solution - Google Patents

Coating solution Download PDF

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Publication number
TW201140911A
TW201140911A TW099144531A TW99144531A TW201140911A TW 201140911 A TW201140911 A TW 201140911A TW 099144531 A TW099144531 A TW 099144531A TW 99144531 A TW99144531 A TW 99144531A TW 201140911 A TW201140911 A TW 201140911A
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TW
Taiwan
Prior art keywords
coating liquid
acid
active material
electrode active
layer
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TW099144531A
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Chinese (zh)
Inventor
Tadatoshi Kurozumi
Original Assignee
Showa Denko Kk
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Publication of TW201140911A publication Critical patent/TW201140911A/en

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/64Carriers or collectors
    • H01M4/66Selection of materials
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/22Electrodes
    • H01G11/26Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features
    • H01G11/28Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features arranged or disposed on a current collector; Layers or phases between electrodes and current collectors, e.g. adhesives
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G11/00Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
    • H01G11/22Electrodes
    • H01G11/30Electrodes characterised by their material
    • H01G11/32Carbon-based
    • H01G11/38Carbon pastes or blends; Binders or additives therein
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/36Selection of substances as active materials, active masses, active liquids
    • H01M4/362Composites
    • H01M4/366Composites as layered products
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/36Selection of substances as active materials, active masses, active liquids
    • H01M4/60Selection of substances as active materials, active masses, active liquids of organic compounds
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/62Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/04Processes of manufacture in general
    • H01M4/0402Methods of deposition of the material
    • H01M4/0404Methods of deposition of the material by coating on electrode collectors
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/13Energy storage using capacitors

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Composite Materials (AREA)
  • Electric Double-Layer Capacitors Or The Like (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

On a collector, applied is a coating solution comprising a photo-base generator or thermal-base generator, a polysaccharide such as glycerylated chitosan, an acid and/or acid derivative such as polyvalent organic acid or derivatives thereof, a solvent, and a conductive additive and/or electrode active material; and then a base is generated to form an under-coat layer or an electrode active material layer on the collector. A secondary battery such as a lithium ion battery or an electric double layer capacitor which employs an electrode having the under-coat layer or the electrode active material layer is assembled.

Description

201140911 六、發明說明: 【發明所屬之技術領域】 本發明係關於塗佈液。更詳言之,本發明係關於製造 蓄電池或電雙層電容器等電化學元件所用的電極用的塗佈 液。 【先前技術】 作爲電化學元件,已知鋰離子電池(亦稱鋰離子蓄電 池。)或鎳氫電池等蓄電池、及電雙層電容器或油電混合 電容器等電容器。 電化學元件的電極,一般由集電體與電極活性物質層 所構成。該電極一般藉由將含電極活性物質、黏合劑與溶 劑的塗佈液塗佈於集電體使乾燥而製造。又,爲降低蓄電 池或電雙層電容器之內部電阻或全電阻,提案於電極活性 物質層與集電體間設置底塗層。 然而’以含有幾丁聚糖等多糖類之塗佈液所得的膜, 離子透過性或離子移動性高,宣稱可使鋰離子電池或電雙 層電容器之內部電阻或全電阻降低。 例如專利文獻1中,提案將含羥基烷基幾丁聚糖、與 有機酸及/或其衍生物的塗佈液塗佈於集電體上、使乾燥 以製造電極活性物質層或底塗層。有機酸及其衍生物具有 使羥基烷基幾丁聚糖交聯的功能。 又,專利文獻2及3中,揭示藉由將含有使多糖類交聯 者、與碳粒子的塗佈液塗佈於集電體上、使乾燥,將底塗 201140911 層設置於電極活性物質層與集電體間。作爲使多糖類交聯 所使用的化合物,例如馬來酸酐等有機酸。又,一般已知 爲了使幾丁聚糖溶於水,必需使成酸性。 先前技術文獻 專利文獻 專利文獻 1 : W02008/015828 專利文獻 2 : W02007/043515 專利文獻3 :特開2007-226969號公報 【發明內容】 發明所欲解決課題 由含有有機酸的塗佈液所得電極活性物質層或底塗層 有殘存酸性成分之情形。該酸性成分有侵蝕鋁或銅所構成 的集電體之虞。尤其因幾丁聚糖爲親水性,在空氣中易吸 收水分,因酸性成分與水而有集電體侵蝕顧慮增加之傾向 。集電體被侵蝕則有內部電阻或全電阻上昇之疑慮。 本發明者有鑑於上述課題,首先爲了使電極活性物質 層或底塗層成爲中性嘗試以含多糖類與有機酸的塗佈液來 中和。然而,爲了中和使鹼添加於塗佈液,則生成有機酸 鹽而交聯機能降低,又,電極活性物質的分散變差。又* 在殘存酸成分的電極活性物質層或底塗層表面塗佈鹼之溶 液嘗試中和,但鹼無法到達層之內部,故無法得到足夠效 果。 -6 - 201140911 因此,本發明之目的在於提供保存安定性優且內部電 阻或者全電阻小的電化學元件及其製造所用的塗佈液。 解決課題之手段 本發明者爲了達成上述目的努力硏究。該結果,發現 藉由於塗佈液含有鹼產生劑、經酸交聯後分解鹼產生劑後 產生鹼,使底塗層或者電極活性物質層中和,可得到保存 安定性優且內部電阻或者全電阻小的電化學元件。本發明 係基於該知識進一步檢討而完成者&lt;, 亦即,本發明爲包含以下者。 〈ι&gt;含鹼產生劑、與多糖類、與酸及/或酸衍生物 、與溶劑、與導電性賦予材及/或電極活性物質之電化學 元件製造用之塗佈液。 〈2〉鹼產生劑爲熱鹼產生劑的前述〈1〉記載之塗佈 液。 &lt;3&gt;熱鹼產生劑爲尿素或尿素衍生物的前述〈2〉記 載之塗佈液。 〈4〉鹼產生劑爲光鹼產生劑的前述〈1〉記載之塗佈 液。 〈5〉光鹼產生劑爲2 -硝基苄基環己基氨基甲酸酯、2-硝基苄基氨基甲酸酯、2,5 -二硝基苄基環己基氨基甲酸酯 、1,1-二甲基-2-苯基乙基·Ν-異丙基氨基甲酸酯、三苯基 甲醇、〇-胺甲醯基羥基醯胺、Ν-環己基-4_甲基苯基磺醯胺 或〇 -胺甲醯基聘的前述〈4〉記載之塗佈液。 201140911 〈6〉酸及/或酸衍生物爲多元有機酸及/或多元有 機酸衍生物的前述〈1〉〜〈5〉中任1項記載之塗佈液。 〈7〉酸衍生物爲酸酐的前述〈丨〉〜〈6&gt;中任1項記 載之塗佈液。 〈8〉使用前述〈1〉〜〈7〉中任1項記載之塗佈液所 形成之膜。 〈9〉具有集電體;與使用含鹼產生劑、多糖類、酸 及/或酸衍生物、溶劑及導電性賦予材的塗佈液所形成層 a的電極用層合體。 〈10〉具有集電體;與使用含鹼產生劑、多糖類、酸 及/或酸衍生物、溶劑及導電性賦予材的塗佈液所形成層 a;與電極活性物質層的電極。 〈11&gt;具有集電體;與使用含鹼產生劑、多糖類、酸 及/或酸衍生物、溶劑及電極活性物質的塗佈液所形成之 層b的電極。 〈12〉具有前述〈10〉或〈11〉記載之電極的電化學 元件。 〈1 3 &gt;具有前述〈1 2〉記載之電化學元件的電源系統 〇 〈14〉具有前述〈12〉記載之電化學元件的汽車。 〈15&gt;具有前述〈12&gt;記載之電化學元件的輸送機器 〈16&gt;具有前述〈12〉記載之電化學元件的隨身機器 -8 - 201140911 〈1 7〉具有前述〈1 2〉記載之電化學元件的發電系統 發明之效果 藉由將本發明之塗佈液塗佈於集電體,接著使鹼產生 ,可於集電體上形成保存安定性優異的電極活性物質層或 者底塗層。使用具該電極活性物質層或者底塗層的電極, 則可得到保存安定性優且內部電阻或者全電阻小的電化學 元件。 實施發明之最佳形態 本發明的塗佈液爲含鹼產生劑、與多糖類、與酸及/ 或酸衍生物、與溶劑、與導電性賦予材及/或電極活性物 質者。 本發明的塗佈液所用的鹼產生劑爲經熱或光等刺激而 分解,因其而產生鹼者。本發明所用的鹼產生劑,雖無特 別限制,但以經熱分解之熱鹼產生劑及/或因光而分解的 光鹼產生劑爲佳。 本發明所用的熱鹼產生劑並無特別限定,但以不含金 屬者爲佳。具體上’可舉例如1 -甲基-1 - ( 4_聯苯基)乙基 氨基甲酸酯、1,1_二甲基_2_氰基乙基氨基甲酸酯等氨基甲 酸酯衍生物;尿素或N,N-二甲基-Ν’-甲基尿素等尿素衍生 物;1,4 -二氫菸鹼醯胺等二氫吡啶衍生物;雙氰胺、苯基 磺醯基乙酸胍、Ρ-甲烷磺醯基苯基磺醯基乙酸胍、苯基丙 -9 - 201140911 炔酸胍、P-苯撐基-雙-苯基丙炔酸胍、苯基磺醯基乙酸四 甲基銨、苯基丙炔酸四甲基銨等。此等可1種單獨或者2種 以上組合使用。 此等中,尿素或Ν,Ν-二甲基-Ν’-甲基尿素等尿素衍生 物,由即使用熱水水解亦可產生鹼、且可除去塗佈液中之 水分觀點上較佳。熱鹼產生劑使鹼產生的溫度以比產生後 述交聯反應之溫度高者爲佳。使鹼產生的溫度若低於產生 交聯反應的溫度太多,則有交聯變得不足之傾向。 本發明所用的光鹼產生劑並無特別限定。例如三苯基 甲醇、苄基氨基甲酸酯及安息香氨基甲酸酯等光活性的氨 基甲酸酯;〇-胺甲醯基羥基醯胺、〇-胺甲醯基肟、芳香族 磺醯胺' α -內醯胺及Ν- ( 2-烯丙基乙炔基)醯胺等醯胺 以及其他醯胺:肟酯、α -胺基乙醯苯等。 此等可1種單獨或2種以上組合使用》 此等中,較佳例可舉如2 -硝基苄基環己基氨基甲酸酯 、2 -硝基苄基氨基甲酸酯、2,5 -二硝基苄基環己基氨基甲 酸酯、1,1-二甲基-2-苯基乙基-Ν-異丙基氨基甲酸酯、三 苯基甲醇、〇·胺甲醯基羥基醯胺、Ν-環己基-4-甲基苯基磺 醯胺、或〇-胺甲醯基肟。 又’爲了使光鹼產生劑之機能提升,可添加光增感劑 〇 熱鹼產生劑經加熱產生鹼。光鹼產生劑藉由照射光產 生鹼。產生之鹼中和底塗層或者電極活性物質層之酸性成 分。該結果,可有效防止集電體之侵蝕。以該塗佈液製造 -10- 201140911 的電極即使長期間保存後,具該電極的電化學元件維持低 內部電阻或者全電阻。 鹼產生劑以含僅產生可使底塗層或者電極活性物質層 之酸性成分中和的鹼之量於塗佈液爲佳。 鹼產生劑之具體量,因酸及酸衍生物的種類或其量而 異,但相對於酸及酸衍生物的總量1 00質量份,較佳爲1 0 〜200質量份、更較佳爲2〇〜100質量份。鹼產生劑之量過 少,則無法使酸性成分充分中和。相反地鹼產生劑之量過 多,則鹼性易變強。 本發明的塗佈液所用的多糖類,爲單糖類(包含單糖 類之取代體及衍生物。)經糖苷鍵而多數聚合的高分子化 合物。該高分子化合物爲經水解產生多數單糖類者。通常 10以上之單糖類聚合者稱爲多糖類。多糖類可具有取代基 ,例如包含醇性羥基被胺基取代的多糖類(胺基糖)、被 羧基或烷基取代者、使多糖類脫乙醯化者等。多糖類可爲 同元多醣、異元多醣之任一皆可。因可提高對極性溶劑之 溶解度、藉由經酸及/或酸衍生物交聯可提高離子移動性 ,故以羥基烷基多糖類或其衍生物、羧基烷基多糖類爲佳 ’羥基烷基多糖類爲佳。羥基烷基多糖類或衍生物及羧基 烷基多糖類可以習知方法製造。 多糖類之具體例’可舉例如洋菜糖、澱粉糖、支鏈型 澱粉、阿拉伯糖聚醣、阿拉伯半乳糖、褐藻酸、菊糖、鹿 角菜膠、半乳聚糖、葡聚醣、木聚醣、木糖葡聚糖 '羧基 烷基幾丁質、幾丁質、肝醣、聚葡甘露糖、硫酸角質素' -11 - 201140911 聚唾液酸、硫酸軟骨素A、硫酸軟骨素B、硫酸軟骨I 纖維素、葡萄聚糖、澱粉、玻尿酸、果聚糖、果膠酸 膠質、肝素酸、肝素、半纖維素、五碳聚醣、/3 -1,, 露聚糖、α·1,6’·甘露聚糖、地衣澱粉、左旋聚糖、 多醣、幾丁聚糖、支鏈澱粉、卡特蘭多醣、鹿角菜膠 此等中,幾丁質、幾丁聚糖、羥基烷基幾丁聚糖 基烷基幾丁聚糖、己內酯改性幾丁聚糖、羥基烷基纖 或羧基烷基纖維素,因離子透過性高而佳;以幾丁聚 羥基烷基幾丁聚糖、羧基烷基幾丁聚糖、己內酯改性 聚糖、羥基烷基纖維素及羧基烷基纖維素所成群中選 至少1種更佳。 此等多糖類可一種單獨或二種以上組合使用。 羥基烷基幾丁聚糖之例,可舉例如羥基乙基幾丁 、羥基丙基幾丁聚糖、甘油基化幾丁聚糖等。 羥基烷基纖維素之例,可舉例如羥基乙基纖維素 基丙基纖維素等。 羧基烷基幾丁聚糖之例,可舉例如羧基甲基幾丁 、羧基乙基幾丁聚糖等。羧基烷基纖維素之例,可舉 羧基甲基纖維素、羧基乙基纖維素等。 本發明的塗佈液所用的酸及酸衍生物可使多糖類 者即可,並無特別限定,但以可經熱反應使多糖類交 爲佳。酸及酸衍生物,以產生交聯反應之溫度在1 〇〇, °C者爲佳。在1 00°c以下者,交聯反應過快而操作不 在400 °c以上則恐有影響集電體之虞。 》C、 、果 甘 香菇 拳。 、羧 維素 糖、 幾丁 出的 聚糖 、羥 聚糖 例如 交聯 聯者 ^ 400 易。 -12- 201140911 酸或酸衍生物,以多元的有機酸或多元有機酸之衍生 物爲佳。酸衍生物之例’可舉例如酯、酸齒化物、酸野等 。此等中’以酸酐爲佳。羧酸酐與多糖類或水分反應成爲 多元羧酸。有機酸在多元酸交聯效果高觀點上較佳。多元 酸以3元酸、4元酸或者5元酸爲佳。 較佳酸或酸衍生物,可舉例如1,2,3,4-丁院四殘酸、 苯二甲酸、己二酸 '偏苯三酸 '均苯四甲酸、馬來酸、水 楊酸、檸檬酸、蘋果酸、吡咯烷酮羧酸、號珀酸、苯二甲 酸酐、己二酸酐、偏苯三酸酐、均苯四甲酸酐、馬來酸酐 等。此等酸或酸衍生物可一種單獨或二種以上組合使用。 酸及酸衍生物的總量,雖無特別限制,相對於多糖類 100質量份,較佳爲20〜300質量份 '更較佳爲50〜150質 量份。酸及酸衍生物的總量過少,則難以得到交聯效果》 酸及酸衍生物的總量過多,則有酸性成分殘留過多之 傾向。 本發明的塗佈液所用的溶劑,無特別限制,例如可使 用非質子性極性溶劑、質子性極性溶劑、水等。該溶劑以 在開始交聯反應溫度以下之溫度蒸發者爲佳。具體上’以 在常壓的沸點以50〜3 00&lt;&gt;c者爲佳,100〜220°c者更佳° 非質子性極性溶劑,可舉例如醚類、碳酸酯類 '醯胺 類等。質子性極性溶劑,可舉例如醇類、多元醇類等。溶 劑可一種單獨或二種以上組合使用。 本發明的塗佈液中之溶劑的使用量’爲可調整爲適合 塗佈作業的黏度者即可,並無特別限制。例如溶劑的使用 -13- 201140911 量,在進行塗佈作業溫度中之塗佈液的黏度,較佳爲100 〜100,000mPa . s、更較佳爲 1,000 〜50,00〇rnPa . s、再較 佳爲成爲5,000〜20,000111?&amp;.5之量。例如25°(:下進行塗佈 作業時,溶劑的使用量,在塗佈液1 00質量份中,較佳爲 50〜99質量份、更較佳爲70〜95質量份、再較佳爲80〜95 質量份。 本發明的塗佈液所用的導電性賦予材爲以碳作爲主構 成成分的導電性碳材。作爲導電性碳材以乙炔黑、高效導 電碳黑等碳黑;氣相法碳纖維;石墨等爲佳。此等導電性 碳材可一種單獨或2種以上組合使用。 導電性賦予材,以100%之壓粉體中之粉體電阻在lx ΙίΤ1 Ω · cm以下者爲佳。 導電性賦予材,可爲球狀等粒子、或纖維狀、針狀、 棒狀等異方向形狀者》 粒子狀之導電性賦予材,雖因其粒子尺寸而異,並無 特別限制,但以體積基準的平均粒徑在1 Onm〜50 // m者爲 佳,10nm〜lOOnm者更佳。 異方向形狀之導電性賦予材因單位重量的表面積大、 與集電體或電極活性物質等之接觸面積變大,所以即使少 量添加亦可提高集電體與電極活性物質間或者電極活性物 質彼此間的導電性。異方向形狀之導電性賦予材,可舉例 如碳奈米管或碳奈米纖維。碳奈米管或碳奈米纖維,纖維 徑通常爲0.001〜0.5# m、較佳爲0.003〜0.2;am,纖維長 通常爲1〜lOOym、較佳爲1〜30//m者在導電性提升上爲 -14- 201140911 佳。 後述形成層a用的塗佈液中之鹼產生劑與多糖類與酸 及/或酸衍生物之合計量’相對導電性賦予材1 00質量份 ,較佳爲2 0〜3 0 0質量份。又,形成層a用的塗佈液的固形 分以I〜50質量%爲佳。 本發明的塗佈液所用的電極活性物質,係在鋰離子電 池或電雙層電容器等電化學元件中所使用者即可,並無特 別限制。 鋰離子電池所用的電極活性物質,在正極用與負極用 不同。 鋰離子電池所用的正電極活性物質係可使鋰離子吸附 及脫離的物質即可,並無特別限制。具體上,較佳例可舉 例如鈷酸鋰(LiCo02)、錳酸鋰(LiMn2〇4 )、鎳酸鋰( LiNi02) ; Co、Μη 及 Ni 之 3 元系鋰化合物(Li(CoxMnyNiz)02 )、硫系化合物(TiS2 )、橄欖石系化合物(LiFeP04 ) 等。 形成鋰離子電池的正電極之層b用的塗佈液中,鹼產 生劑與多糖類與酸及/或酸衍生物之合計量,相對於正電 極活性物質1 〇〇質量份,較佳爲0.1〜3 0質量份。 鋰離子電池所用的負電極活性物質,並無特別限制。 具體上,可舉例如石墨等石墨系碳、非晶質石墨系碳、氧 化物等。 形成鋰離子電池負電極之層b用的塗佈液中之驗產生 劑與多糖類與酸及/或酸衍生物之合計量,相對負電極活 -15- 201140911 性物質100質量份,較佳爲0.1〜3 0質量份。 形成鋰離子電池用電極之層b用的塗佈液中,爲了提 高得到層b之導電性,以併用前述導電性賦予材與電極活 性物質爲佳。該導電性賦予材之量,相對電極活性物質 100質量份而言,較佳爲1〜15質量份。又,形成層b用的 塗佈液的固形分以50〜99質量%爲佳》 電雙層電容器所用的電極活性物質,正極用與負極用 可爲相同》 電雙層電容器所用的電極活性物質以活性碳爲佳。 •活性碳由提高電容觀點以比表面積大者爲佳。具體上 活性碳以BET比表面積800〜2500m2/ g者爲佳。活性碳以 平均粒徑(D50 )在1 v m〜50 /1 m者爲佳。在此、活性碳 的平均粒徑(D50 )係經雷射粒徑分析儀所測定的體積基 準之50%累積粒子徑(β m )。 活性碳,可舉例如椰子殻活性碳、纖維狀活性碳等。 活性碳不因其活化方法而有特別限制,可採用水蒸氣活化 法、藥品活化法等所得者。又爲了得到高電容量之電容器 ,以實施鹼活化處理者、亦即鹼活化碳爲佳。鹼活化碳, 例如可使椰子殼、焦炭、聚合物碳化物、難石墨化性碳化 物或者易石墨化性碳化物在鹼金屬化合物的存在下,藉由 熱處理而得。易石墨化性碳化物,可舉例如使石油系瀝青 '石碳系瀝青、及彼等的有機溶劑可溶成分等瀝青進行熱 處理而得者、或聚氯化乙烯系化合物的碳化物。鹼金屬化 合物,可舉例如氫氧化鈉、氫氧化鉀、碳酸鉀等。 -16- 201140911 活性碳以緊緻容積密度(敲緊密度)在( 〇.9g / cm3之範圍內者爲佳。緊緻容積密度過 密度變小而有電雙層電容器之單位體積或單位 降低的傾向。緊緻容積密度過大,則因單位重 低,能維持電解液量有減少傾向,所以有電容 capacity retention rate)降低之情形。 形成電雙層電容器用電極之層b用的塗佈 生劑與多糖類與酸及/或酸衍生物之合計量, 性物質100質量份而言,較佳爲0.1〜20質量份 形成電雙層電容器用電極之層b用的塗佈 高得到層b之導電性,以併用前述導電性賦予 性物質爲佳。該導電性賦予材之量,相對電 100質量份而言,較佳爲0.1〜20質量份。形尽 佈液的固形分以50〜99質量%爲佳。 進一步、本發明之塗佈液中,因應必要, 添加劑。例如其他交聯劑、分散劑.·濕潤劑、 合劑、沈降防止劑、結皮防止劑、聚合防止劑 靜電塗裝製改良劑、流延防止劑、分色防止劑 效果促進劑、龜裂防止劑等。 本發明的塗佈液的調製方法,並無特別限 舉例如使鹼產生劑與多糖類與酸及/或酸衍生 ’並於該溶液中添加導電性賦予材及/或電極 使分散的方法。又,因應塗佈液的黏度等,可 知混練機或攪拌機使用在塗佈液的調製。 &gt;.3 g / c m3 〜 小,則塡充 單元之電容 量的電容降 量維持率( 液中之鹼產 相對電極活 〇 液,爲了提 材與電極活 極活性物質 :層b用的塗 可添加種種 增黏劑、耦 、消泡劑、 、平坦劑、 制。較佳可 物溶於溶劑 活性物質後 適當選擇習 -17- 201140911 本發明的電極用層合體爲具有集電體、與使用含有鹼 產生劑、多糖類、酸及/或酸衍生物、溶劑及導電性賦予 材的塗佈液所形成之層a者。本發明的電極用層合體在電 極之製造上可用於取代以往習知的集電體。 本發明的電極爲具有集電體、與使用含有鹼產生劑、 多糖類、酸及/或酸衍生物、溶劑及導電性賦予材之塗佈 液所形成的層a、與電極活性物質層者;及具有集電體、 與使用含有鹼產生劑、多糖類、酸及/或酸衍生物、溶劑 及電極活性物質之塗佈液所形成之層b者。 又’層a相當先前技術中之底塗層、層b相當先前技術 中之電極活性物質層。 藉由包含將本發明的塗佈液塗佈於集電體、接著使鹼 產生之方法。可形成前述層a或者層b* 塗佈液的塗佈方法,並未特別限制,可直接使用鋰離 子電池或電雙層電容器等所使用的底塗層或者電極活性物 質層之製造中使用的習知塗佈方法或乾燥方法。 塗佈方法’可舉例如鑄塗法、棒塗法、浸漬法、印刷 法等。此等中’由易於控制塗佈膜之厚度觀點,以棒塗法 、凹版塗佈、反向式凹版塗佈、輥塗佈、美爾棒塗法、刀 塗佈、刮刀塗佈、浮刀塗佈、點(comma )塗佈、狹縫模 具式塗佈、斜板模具式塗佈、浸漬塗佈爲佳。又,爲了調 整塗佈量,可以上述溶劑調整塗佈液的濃度。 塗佈’可於集電體之一部分進行、或全面進行、或於 單面或者雙面進行。塗佈於雙面時,可一次在單面進行塗 -18- 201140911 佈操作、或雙面同時進行塗佈操作。 塗膜之乾燥,在塗佈液使用熱鹼產生劑之場合,可與 後述熱處理同時進行,或分別進行。乾燥可在大氣下、不 活性氣體下或真空下進行。此等中,因大氣下進行爲低花 費,故佳。又,在塗佈液使用光鹼產生劑之場合,可在光 照射前進行乾燥。乾燥方法,雖並無特別限制,較佳爲在 100〜400 °c之溫度範圍內、較佳爲10秒鐘〜10分鐘的時間 進行。 使鹼產生的步驟因應塗佈液所含鹼產生劑之種類而進 行熱處理或者光照射。 熱處理時的溫度因塗佈速度或加熱方法等而異,但以 100〜400 °c爲佳。熱處理溫度過低,則中和易變得不足, 熱處理溫度過高,則易產生集電體退火。熱處理時間以10 秒鐘〜1 0分鐘爲佳。熱處理時間過短,則中和易變得不足 。熱處理時間過長,則生產性降低、花費易變高。 光照射之方法,並無特別限制。光照射之光源,可舉 例如照射碳弧燈、水銀蒸氣弧燈、超高壓水銀燈、高壓水 銀燈、氙氣燈管、Deep UV燈管、高壓水銀燈、低壓水銀 燈、金屬鹵素燈、準分子雷射、照片用汎光燈泡、太陽燈 管等紫外線或可見光線等光之習知光源。 光的照射能量雖因層a或層b之厚度或光鹼產生劑之種 類而異,一般在1〇〜3000mJ/ cm2之範圍。照射能量可以 光源照度與照射時間等控制。 集電體爲使用於鋰離子電池或電雙層電容器等中即可 19- 201140911 ,並無特別限制。 集電體不僅包含無開孔的箔,亦包含沖孔金屬箔或開 有網目般孔之箔等。集電體爲以導電性材料構成者即可, 無特別限制,可舉如導電性金屬製者或導電性樹脂製者。 尤其較佳例可舉如鋁製、銅製者。鋁箔一般使用純鋁系的 A1085材、A3003材等箔。銅箔一般使用壓延銅箔或電解 銅箱。 集電體可爲表面平滑者,但以經電氣的或化學的蝕刻 處理等使表面粗面化者、亦即蝕刻箔亦佳。 集電體因厚度並無特別限制,但一般以5 y m〜1 00从m 厚者爲佳。厚度在5 y m以下,則強度不足而在塗佈步驟等 有箔斷裂之虞。另一方面,厚度超過1〇〇/im則特定體積中 佔有的集電體之比例增大、有招致電容量降低之情形。 鋰離子電池中,正電極使用鋁爲多、負電極使用銅爲 多。 電雙層電容器中,正電極及負電極皆使用鋁爲多。 鋁製的集電體以鋁箔、鋁蝕刻箔或鋁沖孔箔爲佳。銅 製的集電體以銅箔、銅蝕刻箔或銅沖孔箔爲佳。 層a爲使用含鹼產生劑、多糖類、酸及/或酸衍生物 、溶劑及導電性賦予材之塗佈液所形成。 層b爲使用含鹼產生劑、多糖類、酸及/或酸衍生物 、溶劑及電極活性物質之塗佈液所形成。 前述層a上通常形成電極活性物質層。本發明的電極 中,形成於層a上的電極活性物質層可爲使用含鹼產生劑 -20- 201140911 、多糖類、酸及/或酸衍生物、溶劑及電極活性物質之塗 佈液所形成層b、或爲此以外之習知電極活性物質層。 層a之厚度,較佳爲〇.〇l//mWl50/zm以下、更較佳 爲〇·1μ以上l〇em以下。厚度過薄,則內部電阻或者全電 阻降低等無法得到所期望效果之傾向。另一方面,即使厚 度過厚,電阻或者全電阻並不會變得比特定値小。 電雙層電容器中之電極活性物質層或層b之厚度,較 佳爲1〇βπι以上500#m以下。鋰離子電池中之電極活性物 質層或層b之厚度,較佳爲O.lym以上SOOym以下。在〇.1 V m以下,則有變得無法得到所期望效果之傾向。在500以m 以上,則變得易由集電體脫落。 又,以本發明的塗佈液所形成的層a或層b從集電體剝 離、可用作爲膜。該膜,離子透過性或離子移動性高。 本發明的電化學元件,具有前述本發明的電極、進一 步爲通常具有間隔物及電解液者。本發明的電化學元件中 之電極’可兩者皆爲本發明的電極、或一者爲本發明的電 極、另一者爲習知電極。間隔物及電解液爲用於鋰離子電 池等蓄電池、電雙層電容器' 油電混合電容器等者即可, 並無特別限制。 本發明的電化學元件可用於電源系統。接著,該電源 系統可適用於汽車;鐵道、船舶、飛機等輸送機器;行動 電話、個人終端、隨身電子計算機等隨身機器;事務機器 :太陽光發電系統、風力發電系統、燃料電池系統等發電 系統;等。 -21 - 201140911 【實施方式】 實施例 接著以a施例及比較例將本發明進一步具體說明。又 ,本發明不因本實施例而限制其範圍。本發明的塗佈液、 膜、電極用層合體、電極、電化學元件、電源系統、汽車 、輸送機器、隨身機器及發電系統,在不改變本發明目的j 範圍可適當變更實施。 製造例1 :溶液1〜6之調製 依照表1所示搭配處方,於溶劑中添加多糖類與酸及 /或酸衍生物使溶解,得到溶液1〜6 »201140911 VI. Description of the Invention: TECHNICAL FIELD OF THE INVENTION The present invention relates to a coating liquid. More specifically, the present invention relates to a coating liquid for an electrode for use in an electrochemical element such as a battery or an electric double layer capacitor. [Prior Art] As the electrochemical element, a battery such as a lithium ion battery (also referred to as a lithium ion battery) or a nickel hydrogen battery, and a capacitor such as an electric double layer capacitor or a hybrid electric capacitor are known. The electrode of the electrochemical element is generally composed of a current collector and an electrode active material layer. This electrode is generally produced by applying a coating liquid containing an electrode active material, a binder, and a solvent to a current collector to dry. Further, in order to reduce the internal resistance or the total resistance of the battery or the electric double layer capacitor, it is proposed to provide an undercoat layer between the electrode active material layer and the current collector. However, a film obtained by using a coating liquid containing a polysaccharide such as chitosan has high ion permeability or ion mobility, and it is claimed that the internal resistance or total resistance of the lithium ion battery or the electric double layer capacitor can be lowered. For example, in Patent Document 1, it is proposed to apply a coating liquid containing a hydroxyalkyl chitosan, an organic acid, and/or a derivative thereof to a current collector, and to dry it to produce an electrode active material layer or a primer layer. . The organic acid and its derivative have a function of crosslinking a hydroxyalkyl chitosan. Further, in Patent Documents 2 and 3, it is disclosed that a coating liquid containing a polysaccharide-crosslinking agent and a carbon particle is applied onto a current collector and dried, and a primer layer 201140911 is provided on the electrode active material layer. Between the collector and the collector. As the compound used for crosslinking the polysaccharide, for example, an organic acid such as maleic anhydride. Further, it is generally known that in order to dissolve chitosan in water, it is necessary to make it acidic. [Patent Document 1] W02008/015828 Patent Document 2: W02007/043515 Patent Document 3: JP-A-2007-226969 SUMMARY OF THE INVENTION PROBLEM TO BE SOLVED BY THE INVENTION Electrode activity obtained from a coating liquid containing an organic acid The material layer or the undercoat layer may have an acidic component remaining. The acidic component is a tantalum of a current collector formed by etching aluminum or copper. In particular, since chitosan is hydrophilic, it tends to absorb water in the air, and there is a tendency that the concentration of the collector is increased due to the acidic component and water. If the collector is eroded, there is a concern that internal resistance or total resistance rises. In view of the above problems, the inventors of the present invention first attempted to neutralize the electrode active material layer or the undercoat layer with a coating liquid containing a polysaccharide and an organic acid. However, in order to neutralize and add a base to the coating liquid, an organic acid salt is formed and the crosslinking energy is lowered, and the dispersion of the electrode active material is deteriorated. Further, * the solution of the alkali-coated solution is applied to the surface of the electrode active material layer or the undercoat layer of the residual acid component, but the alkali cannot reach the inside of the layer, so that sufficient effect cannot be obtained. -6 - 201140911 Therefore, an object of the present invention is to provide an electrochemical element which is excellent in stability and has an internal resistance or a small total resistance and a coating liquid used for the production thereof. Means for Solving the Problems The present inventors have made efforts to achieve the above object. As a result, it has been found that the coating solution contains an alkali generating agent, and after the acid cross-linking, the alkali generating agent is decomposed to generate a base, and the undercoat layer or the electrode active material layer is neutralized, and the storage stability is excellent and the internal resistance or the whole is obtained. An electrochemical component with a small electrical resistance. The present invention has been completed based on further review of this knowledge. That is, the present invention encompasses the following. <I> A coating liquid for producing an electrochemical element containing an alkali generating agent, a polysaccharide, an acid and/or an acid derivative, a solvent, a conductivity imparting material, and/or an electrode active material. <2> The alkali generating agent is the coating liquid described in the above <1> of the hot base generating agent. &lt;3&gt; The hot base generator is a coating liquid described in the above <2> of urea or a urea derivative. <4> The alkali generating agent is the coating liquid described in the above <1> of the photobase generating agent. <5> The photobase generator is 2-nitrobenzylcyclohexylcarbamate, 2-nitrobenzylcarbamate, 2,5-dinitrobenzylcyclohexylcarbamate, 1, 1-Dimethyl-2-phenylethyl·indole-isopropyl carbamate, triphenylmethanol, hydrazine-amine-methyl hydroxy decylamine, hydrazine-cyclohexyl-4-methylphenyl sulfonate The coating liquid described in the above <4>, which is a guanamine or a guanidine-amine oxime group. In the above-mentioned <1> to <5>, the coating liquid described in any one of the above <1> to <5> is a polybasic organic acid and/or a polyorganic acid derivative. <7> The coating liquid described in any one of the above-mentioned <丨>~<6&gt; of the acid derivative is an acid anhydride. <8> A film formed by using the coating liquid according to any one of the above <1> to <7>. <9> A laminate for an electrode having a layer a formed of a coating liquid containing a base generating agent, a polysaccharide, an acid, an acid derivative, a solvent, and a conductivity imparting material. <10> A current collector; a layer a formed by using a coating liquid containing an alkali generator, a polysaccharide, an acid and/or an acid derivative, a solvent, and a conductivity imparting material; and an electrode of the electrode active material layer. <11> An electrode having a current collector; and a layer b formed using a coating liquid containing an alkali generator, a polysaccharide, an acid and/or an acid derivative, a solvent, and an electrode active material. <12> An electrochemical element having the electrode described in <10> or <11> above. <1 3> The power supply system of the electrochemical device according to the above <12>, wherein the automobile having the electrochemical element described in the above <12> is used. <15> The transport device of the electrochemical device according to the above <12> <16> The portable device having the electrochemical device described in the above <12> - 201140911 <17> The electrochemical device described in the above <1> In the power generation system of the device, the coating liquid of the present invention is applied to a current collector, and then a base is generated, whereby an electrode active material layer or an undercoat layer excellent in storage stability can be formed on the current collector. When an electrode having the electrode active material layer or the undercoat layer is used, an electrochemical element having excellent storage stability and low internal resistance or total resistance can be obtained. BEST MODE FOR CARRYING OUT THE INVENTION The coating liquid of the present invention is an alkali-containing generating agent, a polysaccharide, an acid and/or an acid derivative, a solvent, a conductivity imparting material, and/or an electrode active material. The alkali generating agent used in the coating liquid of the present invention is decomposed by heat or light or the like, and an alkali is generated therefrom. The alkali generating agent used in the present invention is not particularly limited, but is preferably a thermally decomposed thermal base generator and/or a photobase generator which is decomposed by light. The thermal base generator used in the present invention is not particularly limited, but it is preferably one which does not contain a metal. Specifically, for example, a carbamate such as 1-methyl-1 - (4-diphenyl)ethylcarbamate or 1,1-dimethyl-2-cyanoethylcarbamate may be mentioned. a derivative; a urea derivative such as urea or N,N-dimethyl-anthracene-methylurea; a dihydropyridine derivative such as 1,4-dihydronicotinium decylamine; dicyandiamide or phenylsulfonyl Barium acetate, hydrazine-methanesulfonylphenylsulfonyl hydrazide hydrazine, phenylpropyl-9 - 201140911 yttrium oxylate, P-phenylene-bis-phenylpropynoyl hydrazide, phenyl sulfonyl acetic acid Methylammonium, phenylpropynoic acid tetramethylammonium, and the like. These may be used alone or in combination of two or more. Among these, urea or a urea derivative such as hydrazine or hydrazine-dimethyl-hydrazide-methyl urea is preferred because it can be hydrolyzed by hot water to produce a base and the moisture in the coating liquid can be removed. The hot base generator preferably causes the base to be produced at a temperature higher than the temperature at which the crosslinking reaction is produced. If the temperature at which the base is generated is too low as the temperature at which the crosslinking reaction occurs, crosslinking tends to be insufficient. The photobase generating agent used in the present invention is not particularly limited. For example, photoactive carbamates such as triphenylmethanol, benzyl carbamate and benzoin carbamate; hydrazine-amine-methyl hydroxy decylamine, hydrazine-amine carbaryl hydrazine, aromatic sulfonamide 'Indoleamines such as α-endoamine and Ν-(2-allylethynyl) guanamine and other guanamines: oxime esters, α-aminoethyl benzene and the like. These may be used alone or in combination of two or more. In the above, preferred examples thereof include 2-nitrobenzylcyclohexylcarbamate, 2-nitrobenzylcarbamate, and 2,5. -dinitrobenzylcyclohexylcarbamate, 1,1-dimethyl-2-phenylethyl-indole-isopropylcarbamate, triphenylmethanol, anthracene-aminomethylhydrazine Indoleamine, fluorene-cyclohexyl-4-methylphenylsulfonamide, or hydrazine-amine-methylhydrazine. Further, in order to enhance the function of the photobase generator, a photo sensitizer may be added. The hot alkali generator is heated to generate a base. The photobase generator produces a base by irradiation with light. The resulting base neutralizes the acidic component of the undercoat layer or the electrode active material layer. This result can effectively prevent the erosion of the current collector. The electrode manufactured by the coating liquid -10- 201140911 maintains a low internal resistance or total resistance even after storage for a long period of time. The alkali generating agent is preferably contained in the coating liquid in an amount containing only a base which can neutralize the acidic component of the undercoat layer or the electrode active material layer. The specific amount of the alkali generator varies depending on the kind of the acid and the acid derivative or the amount thereof, but is preferably 10 to 200 parts by mass, more preferably 100 parts by mass or more, based on the total amount of the acid and the acid derivative. It is 2〇~100 parts by mass. If the amount of the alkali generating agent is too small, the acidic component cannot be sufficiently neutralized. On the contrary, if the amount of the alkali generating agent is too large, the alkalinity tends to become strong. The polysaccharide used in the coating liquid of the present invention is a polymer compound in which a monosaccharide (including a monosaccharide substituent and a derivative) is polymerized by a glycosidic bond. The polymer compound is one in which a plurality of monosaccharides are produced by hydrolysis. Usually, a monosaccharide polymerizer of 10 or more is called a polysaccharide. The polysaccharide may have a substituent, for example, a polysaccharide (amino sugar) having an alcoholic hydroxyl group substituted with an amine group, a group substituted by a carboxyl group or an alkyl group, or a deacetylated polysaccharide. The polysaccharide may be any of the homopolysaccharide and the heteropolysaccharide. Hydroxyalkyl polysaccharides or derivatives thereof, carboxyalkyl polysaccharides are preferred as hydroxyalkyl groups because of improved solubility in polar solvents and crosslinking by acid and/or acid derivatives. Polysaccharides are preferred. The hydroxyalkyl polysaccharides or derivatives and the carboxyalkyl polysaccharides can be produced by a known method. Specific examples of the polysaccharides include, for example, acacia sugar, starch sugar, branched starch, arabinose, arabinogalactose, alginic acid, inulin, carrageenan, galactan, dextran, wood Glycan, xyloglucan 'carboxyalkyl chitin, chitin, glycogen, polyglucomannan, keratan sulfate' -11 - 201140911 polysialic acid, chondroitin sulfate A, chondroitin sulfate B, Cartilage of sulfuric acid I cellulose, glucomannan, starch, hyaluronic acid, fructan, pectic acid colloid, heparinic acid, heparin, hemicellulose, pentasaccharide, /3 -1 , , , , , α α ,6'·mannan, lichen starch, levulose, polysaccharide, chitosan, amylopectin, carterin, carrageenan, chitin, chitosan, hydroxyalkyl Butanylalkyl chitosan, caprolactone modified chitosan, hydroxyalkyl fiber or carboxyalkyl cellulose, preferably because of high ion permeability; chitosan polyhydroxyalkyl group In the group of sugar, carboxyalkyl chitosan, caprolactone modified glycan, hydroxyalkyl cellulose and carboxyalkyl cellulose Choose at least one of the best. These polysaccharides may be used alone or in combination of two or more. Examples of the hydroxyalkyl chitosan include hydroxyethyl chitin, hydroxypropyl chitosan, and glycerylated chitosan. Examples of the hydroxyalkylcellulose include hydroxyethyl cellulose propyl cellulose. Examples of the carboxyalkyl chitosan include carboxymethyl chitin and carboxyethyl chitosan. Examples of the carboxyalkyl cellulose include carboxymethyl cellulose and carboxyethyl cellulose. The acid and the acid derivative to be used in the coating liquid of the present invention are not particularly limited as long as they are polysaccharides, but it is preferred to subject the polysaccharide to heat reaction. Acids and acid derivatives are preferred to produce a cross-linking reaction at a temperature of 1 Torr, °C. In the case of less than 100 °c, the cross-linking reaction is too fast and the operation is not above 400 °C, which may affect the current collector. "C,, fruit, sweet mushrooms, boxing. Carboxyvidose, chitosan, hydroxyglycans such as cross-linking ^ 400 Easy. -12- 201140911 Acid or acid derivative, preferably a derivative of a polybasic organic acid or a polybasic organic acid. Examples of the acid derivative may, for example, be an ester, an acid dentate or a sour acid. In these, 'anhydride is preferred. The carboxylic anhydride reacts with the polysaccharide or water to form a polycarboxylic acid. The organic acid is preferred from the viewpoint of high cross-linking effect of the polybasic acid. The polybasic acid is preferably a 3-acid acid, a 4-carboxylic acid or a 5-carboxylic acid. Preferred acid or acid derivatives, for example, 1,2,3,4-butyl di-acid, phthalic acid, adipic acid 'trimellitic acid' pyromellitic acid, maleic acid, salicylic acid And citric acid, malic acid, pyrrolidone carboxylic acid, crotonic acid, phthalic anhydride, adipic anhydride, trimellitic anhydride, pyromellitic anhydride, maleic anhydride, and the like. These acid or acid derivatives may be used alone or in combination of two or more. The total amount of the acid and the acid derivative is not particularly limited, and is preferably 20 to 300 parts by mass, and more preferably 50 to 150 parts by mass, based on 100 parts by mass of the polysaccharide. When the total amount of the acid and the acid derivative is too small, it is difficult to obtain a crosslinking effect. When the total amount of the acid and the acid derivative is too large, the acidic component tends to remain excessive. The solvent to be used in the coating liquid of the present invention is not particularly limited, and for example, an aprotic polar solvent, a protic polar solvent, water or the like can be used. The solvent is preferably evaporated at a temperature below the crosslinking reaction temperature. Specifically, it is preferably 50 to 30 0&lt;&gt;c at the boiling point of normal pressure, more preferably 100 to 220 °c. The aprotic polar solvent may, for example, be an ether or a carbonate. Wait. Examples of the protic polar solvent include alcohols and polyhydric alcohols. The solvent may be used alone or in combination of two or more. The amount of the solvent used in the coating liquid of the present invention is not particularly limited as long as it can be adjusted to a viscosity suitable for the coating operation. For example, the solvent is used in the amount of -13,094,091, and the viscosity of the coating liquid in the coating operation temperature is preferably from 100 to 100,000 mPa·s, more preferably from 1,000 to 50,00 〇 rnPa. s, and then Jia is the amount of 5,000~20,00011?&amp;.5. For example, when the coating operation is carried out, the amount of the solvent used is preferably from 50 to 99 parts by mass, more preferably from 70 to 95 parts by mass, even more preferably from 70 to 95 parts by mass, more preferably from 100 parts by mass of the coating liquid. 80 to 95 parts by mass. The conductive imparting material used for the coating liquid of the present invention is a conductive carbon material containing carbon as a main constituent component. As the conductive carbon material, carbon black such as acetylene black or high-efficiency conductive carbon black; The carbon fiber, graphite, etc. are preferable. These conductive carbon materials may be used singly or in combination of two or more kinds. The conductivity imparting material is such that the powder resistance in the 100% powder compact is 1x ΙίΤ1 Ω · cm or less. The conductive material may be a spherical or the like, or a fiber-shaped, needle-like or rod-shaped conductive material. The particle-shaped conductive material is not particularly limited depending on the particle size. However, the average particle diameter on a volume basis is preferably 1 Onm to 50 // m, and more preferably 10 nm to 100 nm. The conductivity of the opposite direction shape imparts a large surface area per unit weight, and a current collector or an electrode active material. The contact area becomes larger, so even a small amount can be added. Conductivity between the current collector and the electrode active material or between the electrode active materials. The conductivity imparting material having an irregular shape may, for example, be a carbon nanotube or a carbon nanofiber, a carbon nanotube or a carbon nanofiber. The fiber diameter is usually 0.001 to 0.5 # m, preferably 0.003 to 0.2; am, and the fiber length is usually from 1 to 100 μm, preferably from 1 to 30/m, and the conductivity is improved from -14 to 2011,409. The total amount of the alkali generating agent in the coating liquid for forming layer a and the acid and/or acid derivative is 100 parts by mass, preferably 20 to 300 parts by mass. Further, the solid content of the coating liquid for forming layer a is preferably from 1 to 50% by mass. The electrode active material used in the coating liquid of the present invention is in an electrochemical element such as a lithium ion battery or an electric double layer capacitor. The electrode active material used for the lithium ion battery is different from the negative electrode for the positive electrode. The positive electrode active material used for the lithium ion battery is a substance that can adsorb and remove lithium ions. There is no particular limitation. Specifically, preferred examples are exemplified. Lithium cobaltate (LiCo02), lithium manganate (LiMn2〇4), lithium nickelate (LiNiO 2 ); a ternary lithium compound of Co, Μη and Ni (Li(CoxMnyNiz)02), a sulfur-based compound (TiS2), olive Stone-based compound (LiFeP04), etc. In the coating liquid for forming the layer b of the positive electrode of the lithium ion battery, the total amount of the alkali generating agent and the polysaccharide and the acid and/or the acid derivative is relative to the positive electrode active material 1 The amount of the negative electrode active material used in the lithium ion battery is not particularly limited. Specific examples thereof include graphite carbon such as graphite, amorphous graphite carbon, and oxidation. Things and so on. The total amount of the test agent and the acid and/or the acid derivative in the coating liquid for forming the layer b of the negative electrode of the lithium ion battery is preferably 100 parts by mass relative to the negative electrode active -15-201140911. It is 0.1 to 30 parts by mass. In the coating liquid for forming the layer b of the electrode for a lithium ion battery, in order to improve the conductivity of the layer b, it is preferred to use the conductive material and the electrode active material in combination. The amount of the conductivity imparting material is preferably from 1 to 15 parts by mass based on 100 parts by mass of the electrode active material. Further, the solid content of the coating liquid for forming the layer b is preferably 50 to 99% by mass. The electrode active material used for the electric double layer capacitor can be used for the positive electrode and the negative electrode. Electrode active material for the electric double layer capacitor Activated carbon is preferred. • Activated carbon is preferred from the viewpoint of increasing the capacitance with a larger specific surface area. Specifically, the activated carbon is preferably a BET specific surface area of 800 to 2500 m 2 /g. The activated carbon is preferably one having an average particle diameter (D50) of from 1 v m to 50 /1 m. Here, the average particle diameter (D50) of the activated carbon is a cumulative particle diameter (β m ) of 50% by volume of the volume measured by a laser particle size analyzer. Examples of the activated carbon include coconut shell activated carbon and fibrous activated carbon. The activated carbon is not particularly limited by the activation method, and may be obtained by a steam activation method, a drug activation method or the like. Further, in order to obtain a capacitor having a high capacitance, it is preferred to carry out an alkali activation treatment, that is, alkali activated carbon. The alkali-activated carbon can be obtained, for example, by heat treatment in the presence of an alkali metal compound in the presence of an alkali metal compound, a coconut shell, coke, a polymer carbide, a non-graphitizable carbide or an easily graphitizable carbide. The graphitizable carbide may be obtained by heat-treating a pitch such as a petroleum-based pitch 'stone carbon-based pitch and an organic solvent-soluble component thereof, or a carbide of a polyvinyl chloride-based compound. The alkali metal compound may, for example, be sodium hydroxide, potassium hydroxide or potassium carbonate. -16- 201140911 Activated carbon is preferably in the range of 〇.9g / cm3 with tight bulk density (knock tightness). Compact bulk density becomes too small and the unit volume or unit of electric double layer capacitor is reduced. The tendency of compacting the bulk density is because the unit weight is low, and the amount of electrolyte can be kept decreasing, so that the capacitance retention rate is lowered. The total amount of the coated green agent and the acid and/or the acid derivative for forming the layer b of the electrode for the electric double layer capacitor is preferably 0.1 to 20 parts by mass in terms of 100 parts by mass of the substance. The coating for the layer b of the layer capacitor electrode is high to obtain the conductivity of the layer b, and it is preferable to use the conductivity imparting substance in combination. The amount of the conductivity imparting material is preferably 0.1 to 20 parts by mass based on 100 parts by mass of the electricity. The solid content of the forming liquid is preferably 50 to 99% by mass. Further, in the coating liquid of the present invention, an additive is necessary as necessary. For example, other crosslinking agents, dispersants, wetting agents, mixing agents, sedimentation inhibitors, skinning inhibitors, polymerization inhibitors, electrostatic coating improvers, casting inhibitors, color separation inhibitor effect enhancers, crack prevention Agents, etc. The method for preparing the coating liquid of the present invention is not particularly limited to, for example, a method in which an alkali generating agent and a polysaccharide are derivatized with an acid and/or an acid, and a conductive imparting material and/or an electrode are added to the solution to disperse. Further, depending on the viscosity of the coating liquid or the like, it is known that the kneading machine or the agitator is used for preparation of the coating liquid. &gt;.3 g / c m3 ~ small, the capacity reduction rate of the capacity of the charging unit (the alkali in the liquid is relative to the electrode active sputum, for the material and the electrode active material: layer b) The coating may be added with various tackifiers, couplings, antifoaming agents, and flat agents. It is preferably selected after being dissolved in the solvent active material. -17-201140911 The electrode laminate of the present invention has a current collector, The layer formed by using a coating liquid containing an alkali generator, a polysaccharide, an acid, an acid derivative, a solvent, and a conductivity imparting material. The electrode laminate of the present invention can be used for the production of an electrode. A conventional current collector. The electrode of the present invention is a layer having a current collector and a coating liquid containing an alkali generating agent, a polysaccharide, an acid and/or an acid derivative, a solvent, and a conductivity imparting material. a, the electrode active material layer; and a layer b formed of a current collector and a coating liquid containing a base generator, a polysaccharide, an acid and/or an acid derivative, a solvent, and an electrode active material. 'Layer a is equivalent to the undercoat layer, layer b of the prior art A method of coating an electrode active material layer of the prior art by coating a coating liquid of the present invention on a current collector and then producing a base. The coating method of the layer a or the layer b* coating liquid can be formed. It is not particularly limited, and a conventional coating method or a drying method used for the production of an undercoat layer or an electrode active material layer such as a lithium ion battery or an electric double layer capacitor can be used as it is. Casting method, bar coating method, dipping method, printing method, etc. These are 'bar coating method, gravure coating, reverse gravure coating, roll coating, and beauty from the viewpoint of easy control of the thickness of the coating film. Bar coating, knife coating, blade coating, floating knife coating, comma coating, slot die coating, swash plate die coating, dip coating is preferred. The amount of the coating can be adjusted by the solvent. The coating can be carried out in one part of the current collector, or in a comprehensive manner, or on one side or both sides. When applied to both sides, it can be used on one side at a time. Apply -18-201140911 cloth operation, or double-sided simultaneous The coating operation is carried out. When the coating film is dried and the hot alkali generator is used as the coating liquid, it may be carried out simultaneously with the heat treatment described later or separately. The drying may be carried out under the atmosphere, under inert gas or under vacuum. In the case where the coating liquid uses a photobase generator, it can be dried before the light irradiation. The drying method is not particularly limited, but is preferably 100~ The temperature is in the range of 400 ° C, preferably 10 seconds to 10 minutes. The step of causing the alkali to be generated is heat-treated or light-irradiated depending on the type of the alkali-generating agent contained in the coating liquid. The cloth speed or the heating method may vary, but it is preferably 100 to 400 ° C. When the heat treatment temperature is too low, the neutralization tends to be insufficient, and when the heat treatment temperature is too high, current collector annealing is likely to occur. The heat treatment time is preferably from 10 seconds to 10 minutes. If the heat treatment time is too short, the neutralization tends to become insufficient. When the heat treatment time is too long, the productivity is lowered and the cost is easily increased. The method of light irradiation is not particularly limited. Light source for illumination, for example, carbon arc lamp, mercury vapor arc lamp, ultra high pressure mercury lamp, high pressure mercury lamp, xenon lamp, Deep UV lamp, high pressure mercury lamp, low pressure mercury lamp, metal halide lamp, excimer laser, photo Light sources such as ultraviolet light or visible light such as floodlight bulbs and solar tubes are used. Although the irradiation energy of light varies depending on the thickness of layer a or layer b or the type of photobase generator, it is generally in the range of 1 〇 to 3000 mJ/cm 2 . The irradiation energy can be controlled by the illumination of the light source and the irradiation time. The current collector is used in a lithium ion battery or an electric double layer capacitor, etc., 19-201140911, and is not particularly limited. The current collector not only includes a foil without openings, but also a punched metal foil or a foil with a mesh-like hole. The current collector is not particularly limited as long as it is made of a conductive material, and may be made of a conductive metal or a conductive resin. Particularly preferred examples are those made of aluminum or copper. Aluminum foil is generally made of a pure aluminum-based A1085 material or A3003 material. Copper foil is generally used as a rolled copper foil or an electrolytic copper box. The current collector may be smooth on the surface, but it is also preferable to etch the foil by an electrical or chemical etching treatment or the like. The thickness of the current collector is not particularly limited, but it is generally from 5 y m to 1 00 from m thick. When the thickness is 5 y m or less, the strength is insufficient and the foil is broken at the coating step or the like. On the other hand, when the thickness exceeds 1 〇〇/im, the proportion of the current collector occupied in the specific volume is increased, and there is a case where the call capacity is lowered. In a lithium ion battery, the positive electrode uses more aluminum and the negative electrode uses more copper. In the electric double layer capacitor, both the positive electrode and the negative electrode use aluminum. The aluminum current collector is preferably aluminum foil, aluminum etched foil or aluminum punched foil. The copper current collector is preferably copper foil, copper etched foil or copper punched foil. The layer a is formed using a coating liquid containing an alkali generating agent, a polysaccharide, an acid and/or an acid derivative, a solvent, and a conductivity imparting material. The layer b is formed using a coating liquid containing an alkali generating agent, a polysaccharide, an acid and/or an acid derivative, a solvent, and an electrode active material. An electrode active material layer is usually formed on the aforementioned layer a. In the electrode of the present invention, the electrode active material layer formed on the layer a may be formed by using a coating liquid containing a base generator-20-201140911, a polysaccharide, an acid and/or an acid derivative, a solvent, and an electrode active material. Layer b, or a conventional electrode active material layer other than this. The thickness of the layer a is preferably 〇.〇l//mWl50/zm or less, more preferably 〇·1μ or more and l〇em or less. If the thickness is too small, the internal resistance or the total resistance is lowered, and the desired effect is not obtained. On the other hand, even if the thickness is too thick, the resistance or the total resistance does not become smaller than a specific turn. The thickness of the electrode active material layer or layer b in the electric double layer capacitor is preferably 1 〇 β π or more and 500 Å or less. The thickness of the electrode active material layer or layer b in the lithium ion battery is preferably O.lym or more and SOOym or less. Below 〇.1 V m, there is a tendency that the desired effect cannot be obtained. When it is 500 or more, it becomes easy to fall off by a collector. Further, the layer a or the layer b formed by the coating liquid of the present invention is peeled off from the current collector and used as a film. This film has high ion permeability or ion mobility. The electrochemical device of the present invention comprises the electrode of the present invention described above, and further preferably has a spacer and an electrolyte. The electrode 'in the electrochemical element of the present invention may be the electrode of the present invention, or one of the electrodes of the present invention, and the other is a conventional electrode. The separator and the electrolytic solution are used for a battery such as a lithium ion battery or an electric double layer capacitor 'oil-electric hybrid capacitor, and the like, and are not particularly limited. The electrochemical component of the present invention can be used in a power supply system. Then, the power system can be applied to automobiles, railway, ship, aircraft and other conveying machines; mobile phones, personal terminals, portable electronic computers and other portable machines; business machines: solar power generation systems, wind power generation systems, fuel cell systems and other power generation systems. ;Wait. -21 - 201140911 [Embodiment] Next, the present invention will be further specifically described by way of a example and a comparative example. Further, the present invention is not limited by the scope of the embodiment. The coating liquid, the film, the electrode laminate, the electrode, the electrochemical element, the power supply system, the automobile, the conveying machine, the portable machine, and the power generation system of the present invention can be appropriately changed and implemented without changing the scope of the present invention. Production Example 1: Preparation of Solution 1 to 6 According to the formulation shown in Table 1, a polysaccharide and an acid and/or an acid derivative were added to the solvent to dissolve, and a solution 1 to 6 was obtained.

[表U 表1[Table U Table 1

-22- 201140911 製造例2 :溶液7〜1 5之調製 依據表2所示搭配處方,於溶劑中添加多糖類與酸及 /或酸衍生物與鹼產生劑使溶解而得到溶液7〜1 5。 [表2] 表2 溶液 7 8 9 10 11 12 13 14 15 多糖類[質量份] 甘油化幾丁聚糖 5 羥基乙基幾丁聚糖 5 5 5 5 5 5 幾丁聚糖 5 羥基丙基纖維素 5 酸[質量份] 均苯四甲酸 5 5 5 4 5 苯二甲酸 5 Ι,2,3,4-丁烷四羧酸 5 5 5 溶媒[質量份] Ν-甲基-2-吡咯烷酮 90 90 90 90 90 90 水 91 90 90 熱鹼產生劑[質量份] 尿素 2 2 1.3 1.8 2 2 雙氰胺 4 光鹼產生劑[質量份] 2-硝基苄基環己基氨基甲酸酯 5 5 &lt;實施例1 &gt; (底塗層製造用塗佈液之製造) 使作爲導電性賦予材的乙炔黑(平均粒子徑40nm) 10 質量份、90質量份溶液7,使用行星式攪拌機以旋轉數 6〇rpm進行1 2〇分鐘攪拌混合。以得到的底塗層之厚度成爲 5 # m之方式,使該混合液以N-甲基·_2_吡咯烷酮與異丙 -23- '绝 201140911 醇進行稀釋,得到泥漿狀之底塗層製造用塗佈液。 (具備底塗層的鋁箔之製造) 準備由經鹼洗淨的A1085材所構成厚度30从m之鋁箔 。使用間隙爲l〇//m之塗抹器,於鋁箔上,使底塗層製造 用塗佈液以鑄塗法進行塗佈。之後,以1 8(TC進行3分鐘加 熱後,進行乾燥與交聯反應與中和反應,得到具備底塗層 的鋁箔。 (底塗層之pH評估) 使具備底塗層的鋁箔浸漬於純水,進行密封》 2 4小時經過後測定pH。水之量相對於塗佈面積1 cm2, 使成爲0.02ml。結果如表3所示。 (作爲鋰離子電池之評估) 於作爲正電極活性物質之鈷酸鋰95質量份、與作爲黏 合劑之聚偏氟乙烯2質量份、與作爲導電性賦予材的乙炔 黑(平均粒子徑40nm ) 3質量份中,添加作爲溶劑之N-甲 基-2-吡咯烷酮,製造正極糊漿。又,N-甲基-2-吡咯烷酮 ,以得到電極活性物質層之厚度成爲200 # m之方式添加。 於具備底塗層的鋁箔上,塗佈該正極糊漿、使乾燥, 於底塗層上形成厚度200 &quot; m之電極活性物質層,得到鋰離 子蓄電池用正電極。 於作爲負電極活性物質之石墨92質量份、與作爲黏合 -24- 201140911 劑之聚偏氟乙烯3質量份、與作爲導電性賦予材的乙炔黑 (平均粒子徑4 0 nm ) 5質量份中’加入作爲溶劑之N _甲基_ 2 -耻略院酮,製造負極糊饋。又,N -甲基-2 -卩比略院酮,係 以得到電極活性物質層之厚度成爲2 5 0 // m之方式添加。在 厚度9^m之電解銅箱上,塗佈該負極糊發、使乾燥,形成 厚度2 5 0 # m之電極活性物質層而得到鋰離子蓄電池用負電 極。 在上述所得正電極與負電極之間,組裝入多孔質聚乙 烯製的間隔物,於此等含浸有機電解液後,組合鋰離子電 池。 有機電解液’使用溶劑爲乙烯碳酸酯與二乙基碳酸酯 的容量比1 / 1之混合液、電解質爲LiPF6、濃度1莫耳/公 升的富山藥品工業公司製的商品名LIP ASTER-EDMC/ PF1 ο 測定該鋰離子電池的初期電容量維持率及內部電阻。 彼等結果如表3所示。 又’初期電容量維持率’測定機使用北斗電工股份公 司製電池充放電裝置ΗΙ-2010型機,測定電流速度20C、 100循環後中之電容量,對於初期(1循環後中之)電容量 之比例以百分率表示。 內部電阻’使用ΗΙΟΚΙ3 5 5 1電池測試、以Ac全電阻法 在測定頻率1kHz進行測定。 又,將上述所得具備底塗層的鋁箔在溫度60。(:、相對 濕度90%之環境保管100小時。使用保管於該環境的鋁箔, •25- 201140911 同上述手法製造鋰離子電池。測定該鋰離子電池之內部電 阻。結果如表3所示。 (作爲電雙層電容器之評估) 在作爲電極活性物質之活性碳(比表面積15〇〇m2/g 的鹼活化碳)85質量份、與作爲黏合劑之聚偏氟乙烯1〇質 量份、與作爲導電性賦予材的乙炔黑(平均粒子徑40nm ) 5質量份中,加入作爲溶劑之N-甲基-2-吡咯烷酮,製造電 極糊漿。又,N-甲基-2-吡咯烷酮,以得到電極活性物質 層之厚度成爲200/zm之方式添加。 於上述所得具備底塗層的鋁箔,塗佈前述電極糊漿使 乾燥,於底塗層上形成厚度2 00 /zm之電極活性物質層,得 到電雙層電容器用電極。 接著、使電雙層電容器用電極配合評估用電容器容器 之大小,以直徑20mm φ穿孔2片。於其間夾持玻璃不織布 製的間隔物重合2片電極,收納入評估用電容器容器,將 有機電解液注入該容器,浸漬電極等,最後於容器加蓋後 製作評估用之電雙層電容器。 有機電解液,使用溶劑爲丙烯碳酸酯、電解質爲 (C2H5)4NBF4、濃度1莫耳/公升的富山藥品工業公司製的 商品名 LIPASTE-P/ EAFIN。 測定該電雙層電容器之全電阻及電容。結果如表4所 示。 又,全電阻之測定,使用KIKUSUI公司製的全電阻測 -26- 201140911 定器(PAN 1 10-5AM )在1kHz之條件下進行。 電容之測定’使用北斗電工公司製充放電試 HJ-101SM6),在電流密度1.59mA/cm2下以0〜 充放電,由第2次定電流放電時測定的放電曲線 層電容器之單位單元之電容(F/單元)。電容 (% )以(第5 0循環的電容)/(第2循環的電容 計算式算出。 將上述所得具備底塗層的鋁箔在溫度6 0 °C、 90%之環境保管100小時。使用保管於該環境的鋁 述相同手法製造電雙層電容器。測定該電雙層電 電阻。結果如表4所示》 &lt;實施例2〜6 &gt; 除取代溶液7,分別使用溶液8、溶液丨〇、溶 液1 2及溶液1 3以外,以與實施例1相同手法,製 製造用塗佈液而得到具備底塗層的鋁箔。接著以 1相同手法’測定底塗層之p Η、鋰離子電池及電 器之特性。結果如表3及表4所示。 &lt;實施例7 &gt; 除取代溶液7,使用溶液9以外,以與實施{ 法,製作底塗層製造用塗佈液。 除使用該底塗層製造用塗佈液,且乾燥條 2 5 0 °C、1分鐘以外,以與實施例1相同手法,製 驗裝置( 2.5V進行 算出電雙 量維持率 )xlOO之 相對濕度 箔,與上 容器之全 液11、溶 作底塗層 與實施例 雙層電容 ilj 1相同手 件變更爲 造具備底 -27- 201140911 塗層的鋁箔。 接著以與實施例1相同手法,測定底塗層之pH、鋰離 子電池及電雙層電容器之特性。結果如表3及表4所示。 &lt;實施例8及9 &gt; 除取代溶液7,分別使用溶液14及溶液15以外,以與 實施例1相同手法,製作底塗層製造用塗佈液。 除使用該底塗層製造用塗佈液,將乾燥條件變更爲 1 80°C、3分鐘,且乾燥後使用紫外線燈管,使紫外線(波 長365nm)以照射能量成爲900mJ/cm2之方式以1.5m\v/ cm2紫外線照度進行1 〇分鐘照射以外,以與實施例i相同手 法,製造具備底塗層的鋁箔》 接著以與實施例1相同手法,測定底塗層之pH、鋰離 子電池及電雙層電容器之特性。結果如表3及表4所示。 &lt;比較例1〜6 &gt; 除取代溶液7,分別使用溶液1〜6以外,以與實施例1 相同手法,製作底塗層製造用塗佈液而得到具備底塗層的 鋁箔。接著以與實施例1相同手法,測定底塗層之pH、鋰 離子電池及電雙層電容器之特性。結果如表3及表4所示。 -28- 201140911 底塗層 之pH 鋰離子電池 初期電容量 維持率 內部電阻 [m Ω ] 內部電阻 (60°C90%保管品) [ιηΩ ] 實施例1 6.7 84 7 4 實施例2 6.9 81 5 6 實施例3 7.1 85 4 7 實施例4 6.5 85 8 6 實施例5 6.3 82 5 9 實施例6 6.7 77 5 8 實施例7 6.6 80 6 8 實施例8 6.8 82 9 9 實施例9 6.7 78 4 7 比較例1 2.9 60 6 25 比較例2 2.8 64 7 26 比較例3 3.6 57 5 18 比較例4 3.5 62 9 80 比較例5 3.0 54 8 129 比較例6 2.9 65 9 67 -29- 201140911 [表4] 表4 電雙層電容器 全電阻 全電阻 (60°C90%保管品) 電容 [F/單元] 電容量維持率 r%i 實施例1 1.55 1.60 1.79 86 實施例2 1.55 1.56 1.78 83 實施例3 1.54 1.55 1.70 85 實施例4 1.59 1.58 1.67 84 實施例5 1.58 1.54 1.77 83 實施例6 1.54 1.57 1.65 80 實施例7 1.55 1.54 1.77 89 實施例8 1.61 1.58 1.76 79 實施例9 1.56 1.54 1.66 85 比較例1 1.55 14.6 1.70 65 比較例2 1.56 19.7 1.76 54 比較例3 1.54 13.7 1.80 68 比較例4 1.53 43.8 1.87 70 比較例5 1.59 55.0 1.76 60 比較例6 1.57 21.8 1.69 62 &lt;實施例1 〇 &gt; (具備底塗層的銅箔之製造) 除取代鋁箔使用厚度9 // m之電解銅箔以外,以與實施 例1相同手法,得到具備底塗層的銅箔。 (底塗層之pH評估) 以與實施例1相同手法,進行上述所得具備底塗層的 銅箔之pH評估。結果如表5所示。 -30- 201140911 (作爲鋰離子電池之評估) 於作爲負電極活性物質之石墨92質量份、與作爲黏合 劑之聚偏氟乙烯3質量份、與作爲導電性賦予材的乙炔黑 (平均粒子徑40nm ) 5質量份中,加入作爲溶劑之N-甲基· 2-吡咯烷酮,製造負極糊漿。又,N-甲基-2-吡咯烷酮,係 以得到電極活性物質層之厚度成爲250/zm之方式添加。 於上述所得具備底塗層的銅箔上,塗佈該負極糊漿並 使乾燥,使厚度2 5 0 // m之負電極活性物質層形成於底塗層 上,而得到鋰離子蓄電池用負電極。 於作爲正電極活性物質之鈷酸鋰95質量份、與作爲黏 合劑之聚偏氟乙烯2質量份、與作爲導電性賦予材的乙炔 黑(平均粒子徑40nm) 3質量份中,添加作爲溶劑之N -甲 基-2-吡咯烷酮,製造正極糊漿。又,N-甲基-2-吡咯烷酮 ,以得到電極活性物質層之厚度成爲2 0 0 v m之方式添加。 於經鹼洗淨的A 1 0 8 5材所構成厚度3 0 M m之鋁箔上, 塗佈該正極糊漿並使乾燥,形成厚度200 // m之正電極活性 物質層後,得到鋰離子蓄電池用正電極。 在上述所得的正電極與負電極間,組裝入多孔質聚乙 烯製的間隔物,於此等含浸有機電解液後,組合鋰離子電 池。 有機電解液,使用溶劑爲乙烯碳酸酯與二乙基碳酸酯 的容量比1/ 1之混合液、電解質爲LiPF6、濃度1莫耳/公 升的富山藥品工業公司製的商品名LIPASTER-EDMC/PF1 -31 - 201140911 以與實施例1相同手法’測定鋰離子電池的初期電容 量維持率及內部電阻。測定結果如表5所示。 又,使上述所得具備底塗層的銅箔在溫度60 t:、相對 濕度90%之環境下保管1〇〇小時。使用保管於該環境的銅箔 ,以同上述手法製造鋰離子電池。測定該鋰離子電池之內 部電阻。測定結果如表5所示。 &lt;實施例1 1 &gt; 除取代溶液7,使用溶液9以外,以與實施例1 0相同手 法,得到底塗層製造用塗佈液。 除使用該塗佈液、將乾燥條件變更爲2 5 0 °C、1分鐘以 外,以與實施例1 〇相同手法,得到具備底塗層的銅箔。接 著,以與實施例1 〇相同手法,測定底塗層之pH、鋰離子電 池的特性。結果如表5所示。 &lt;實施例1 2〜1 6 &gt; 取代溶液7,分別使用溶液8、溶液1 0、溶液1 1、溶液 12及溶液13以外,以與實施例10相同手法,得到具備底塗 層的銅箔。接著,以與實施例10相同手法,測定底塗層之 PH、鋰離子電池的特性。結果如表5所示。 &lt;實施例1 7〜1 8 &gt; 除取代溶液7,分別使用溶液1 4及溶液1 5以外,以與 實施例10相同手法,製造底塗層製造用塗佈液^ -32- 201140911 除使用該塗佈液’將乾燥條件變更爲i 8 0 »C、3分鐘, 且乾燥後使用紫外線燈管’紫外線(波長3 6 5 nm )以照射 目匕里成爲900mJ / cm之方式以i.SmW / cm2紫外線照度進 行1 〇分鐘照射以外’以與實施例1 〇相同手法,得到具備底 塗層的銅箔。接著’以與實施例10相同手法,測定底塗層 之PH、鋰離子電池的特性。結果如表5所示。 &lt;比較例7〜1 2 &gt; 除取代溶液7,分別使用溶液1〜6以外,以與實施例 1 〇相同手法,得到具備底塗層的銅箔。接著,以與實施例 1 〇相同手法,測定底塗層之pH、鋰離子電池的特性。結果 如表5所示。 •33- 201140911 底塗層 之pH 鋰離子電池 初期電容量 維持率 內部電阻 [mi}] 內部電阻 (60°C90%保管品) [ιηΩ ] 實施例10 6.6 82 4 7 實施例11 6.8 81 9 11 實施例12 6.5 86 7 8 實施例13 7.1 82 7 9 實施例14 6.8 83 8 10 實施例15 6.7 84 7 8 實施例16 6.9 82 8 8 實施例Π 6.4 79 5 6 實施例18 6.6 80 6 5 比較例7 2.7 61 4 37 比較例8 2.5 58 9 39 比較例9 3.4 60 8 16 比較例10 3.8 59 5 108 比較例11 2.8 55 8 147 比較例12 2.9 63 7 81 &lt;實施例1 9 &gt; (電雙層電容器之電極活性物質層製造用塗佈液之製 造) 使作爲電極活性物質之活性碳(比表面積1 500m2/ g 的鹼活化碳)8 5質量份、作爲導電性賦予材的乙炔黑(平 均粒子徑4〇nm ) 5質量份、及50質量份溶液7 ’使用行星式 攪拌機以旋轉數60rpm進行120分鐘攪拌混合。以得到電極 活性物質層之厚度成爲200/zm之方式,使該混合液以N -甲 基-2-吡咯烷酮與異丙基醇稀釋,得到泥漿狀之電極活性物 -34- 201140911 質層製造用塗佈液。 (電極之製造) 準備由經鹼洗淨的A1085材所構成厚度30/z m之鋁箔 。使用間隙爲2 5 0 /z m之塗抹器,在鋁箔上將前述電極活性 物質層製造用塗佈液以鑄塗法進行塗佈。之後,以1 8 0 °C 進行3分鐘加熱後’進行乾燥與交聯反應與中和反應,得 到電極。 (電極活性物質層之pH評估) 以與實施例1中底塗層之pH評估相同手法,進行上述 所得電極活性物質層之pH評估。結果如表6所示。 (作爲電雙層電容器之評估) 使上述所得電極配合評估用電容器容器之大小,以直 徑2 0mm φ穿孔2片。於其間夾持玻璃不織布製的間隔物重 合2片電極,收納入評估用電容器容器,將有機電解液注 入該容器,浸漬電極等,最後於容器加蓋後製作評估用之 電雙層電容器。 有機電解液,使用溶劑爲丙烯碳酸酯、電解質爲 (c2h5)4nbf4、濃度1莫耳/公升的富山藥品工業公司製的 商品名 LIPASTE-P / EAFIN。 以與實施例1相同手法,測定上述所得電雙層電容器 之全電阻及電容。結果如表6所示。 -35- 201140911 使上述所得電極在溫度60 °C、相對濕度90%之環境保 管100小時。使用保管於該環境的電極,以與上述相同手 法製造電雙層電容器。測定該電雙層電容器之全電阻。結 果如表6所示。 〈實施例2 0 &gt; 除取代溶液7,使用溶液9以外,以與實施例1 9相同手 法,製作電極活性物質層製造用塗佈液。 除使用該塗佈液、且乾燥條件變更爲2 50°C、1分鐘以 外,以與實施例1 9相同手法,得到電極。 以與實施例1 9相同手法測定電極活性物質層之PH、電 雙層電容器之特性。結果如表6所示。 &lt;實施例21〜25&gt; 除取代溶液7,分別使用溶液8、溶液1〇、溶液11、溶 液12及溶液13以外,以與實施例19相同手法,得到電極。 以與實施例1 9相同手法測定電極活性物質層之pH、電 雙層電容器的特性。結果如表6所示。 〈實施例26〜27&gt; 除取代溶液7,分別使用溶液1 4及溶液1 5以外,以與 實施例19相同手法,製作電極活性物質層製造用塗佈液。 除使用該塗佈液,將乾燥條件變更爲1 8 0 °C、3分鐘, 且乾燥後使用紫外線燈管,使紫外線(波長3 65nm )照射 -36- 201140911 能量爲900mJ / cm2之方式以1 .5mW/ cm2紫外線照度進行 1 〇分鐘照射以外,以與實施例1 9相同手法,得到電極。 以與實施例1 9相同手法測定電極活性物質層之PH、電 雙層電容器之特性。結果如表6所示。 &lt;比較例1 3〜1 8 &gt; 除取代溶液7 ’分別使用溶液1〜6以外,以與實施例 19相同手法,得到電極。 以與實施例1 9相同手法測定電極活性物質層之PH、電 雙層電容器之特性。結果如表6所示。 [表6] 表6 電極層 之pH 電雙層電容器 全電阻 全電阻 (60。(:卯%保管品) 電容 [F/單元] 電容量維持率 [%1 實施例19 6.0 2.20 2.41 1.67 83 ---' 2.45 1.65 80 實施例20 6.2 2.34 實施例21 5.9 2.35 2.50 1.65 79 實施例22 6.1 2.29 2.46 1.71 78 眚旆例23 A T 2 31 2.42 1.59 75 貝 /JIB 17U 丄 J 實施例24 X/ · 6 1 2.27 2.45 1.58 78 實施例25 6.5 2.22 2.43 1.61 81 實施例26 6.0 2.26 2.44 1.63 77 實施例27 6.2 2.29 2.54 1.67 79 It較例113 ο 〇 2 34 27.3 1.59 55 比較例14 2.2 2.30 ----' 32.3 1.66 56 比較例15 2.7 2.35 26.3 1.63 48 比較例16 2 9 2.26 52.2 1.64 53 比較例17 2.1 2.28 62.3 1.60 46 比較例18 2.0 2.30 29.3 1.65 40 -37- 201140911 〈實施例2 8 &gt; (鋰離子電池的正電極製造用塗佈液之製造) 將作爲正電極活性物質之鈷酸鋰95質量份、作爲導電 性賦予材的乙炔黑(平均粒子徑4 0 n m ) 5質量份、及4 〇質 量份溶液7 ’使用行星式攪拌機以旋轉數60rPm進行120分 鐘攪拌混合。以得到正電極活性物質層之厚度成爲2〇〇//m 之方式,使該混合液以N-甲基-2-吡咯烷酮與異丙基醇稀 釋,得到泥漿狀之鋰離子電池正電極製造用塗佈液。 (正電極之製造) 準備由經鹼洗淨的A1085材所構成厚度30y m之鋁箔 。使用間隙爲2 50 &quot; m之塗抹器,在鋁箔上使前述正電極製 造用塗佈液以鑄塗法進行塗佈。之後,以1 80°C進行3分鐘 加熱後,進行乾燥與交聯反應與中和反應,得到正電極。 (鋰離子電池的負電極製造用塗佈液之製造) 將作爲負電極活性物質之石墨92質量份、作爲導電性 賦予材的乙炔黑(平均粒子徑40nm ) 5質量份、及50質量 份溶液7,使用行星式攪拌機以旋轉數60rpm進行120分鐘 攪拌混合。使得到電極活性物質層之厚度成爲25 0 A m之方 式使該混合液以N-甲基-2-吡咯烷酮與異丙基醇稀釋後, 得到泥漿狀之電雙層電容器負電極製造用塗佈液。 (負電極之製造) -38- 201140911 使用間隙爲300/zm之塗抹器,在厚度9//m之電解銅 箔上,塗佈負電極製造用塗佈液。之後,以1 8 〇 °C進行3分 鐘加熱後,進行乾燥與交聯反應與中和反應’得到負電極 (正電極活性物質層及負電極活性物質層之pH評估) 以與實施例1中底塗層之pH評估相同手法,進行上述 所得正電極活性物質層及負電極活性物質層之pH評估。結 果如表7所示。 (作爲鋰離子電池之評估) 在上述所得正電極與負電極之間,組裝入多孔質聚乙 烯製的間隔物’於此等含浸有機電解液後,組合鋰離子電 池。 有機電解液’使用乙烯碳酸酯與二乙基碳酸酯之容量 比1/1之混合液、電解質爲LiPF6、濃度1莫耳/公升的富 山藥品工業公司製的商品名LIPASTER-EDMC/ PF1。 以與實施例1相同手法,測定鋰離子電池的初期電容 量維持率及內部電阻。測定結果如表7所示。 又,上述所得正電極與負電極在溫度6 〇'相對濕度 9 0 %之環境保管1 0 0小時。使用保管於該環境的正電極與負 電極’以與上述相同手法製造鋰離子電池。測定該鋰離子 電池之內部電阻。測定結果如表7所示。 -39- 201140911 〈實施例2 9 &gt; 除取代溶液7,使用溶液9以外,以與實施例28相同手 法,製造正電極製造用塗佈液及負電極製造用塗佈液。 除使用該塗佈液、且乾燥條件變更爲2 5 CTC、1分鐘以 外,以與實施例2 8相同手法,得到正電極與負電極。 以與實施例28相同手法,測定正電極活性物質層及負 電極活性物質層之pH、鋰離子電池的特性。結果如表7。 〈實施例30〜34&gt; 除取代溶液7,分別使用溶液8、溶液10、溶液11、溶 液1 2及溶液1 3以外,以與實施例2 8相同手法,得到正電極 與負電極。 以與實施例2 8相同手法,測定正電極活性物質層及負 電極活性物質層之P Η、鋰離子電池的特性。結果如表7所 TJn 0 〈實施例35〜36&gt; 除取代溶液7,分別使用溶液1 4及溶液1 5以外,以與 實施例2 8相同手法,製造正電極製造用塗佈液及負電極製 造用塗佈液。 除使用該塗佈液,將乾燥條件變更爲180°C、3分鐘, 且乾燥後使用紫外線燈管,以紫外線(波長365nm )照射 能量成爲9 0 0 m J / c m2之方式以1 · 5 m W / c m2紫外線照度進 行1 〇分鐘照射以外,以與實施例28相同手法,得到正電極 -40- 201140911 與負電極。 以與實施例28相同手法,測萣正電極活性物質層及負 電極活性物質層之pH、鋰離子電池的特性。結果如表7所 不 。 〈比較例1 9〜2 4 &gt; 除取代溶液7,分別使用溶液1〜6以外,以與實施例 2 8相同手法,得到正電極及負電極。 以與實施例28相同手法,測定正電極活性物質層及負 電極活性物質層之pH、鋰離子電池的特性。結果如表7所 示。 [表7] -41 - 201140911 表7 正電極層 之pH 負電極層 之pH 初期電容量 維持率 內部電阻 [mQ] 內部電阻 (60°C 90%保管品) [ηιΩ ] 實施例28 6.1 6.4 83 10 10 實施例29 6.4 5.9 79 11 9 實施例30 6.0 6.0 78 10 9 實施例31 5.7 5.9 81 9 8 實施例32 6.0 6.2 81 8 12 實施例33 5.8 5.9 82 10 9 實施例34 6.1 6.4 78 9 9 實施例35 5.7 6.2 79 8 8 實施例36 6.0 6.3 79 7 6 比較例19 1.9 2.0 58 10 45 比較例20 2.1 2.2 58 6 57 比較例21 2.5 2.7 57 9 34 比較例22 2.8 2.6 60 6 95 比較例23 2.0 1.9 57 10 130 比較例24 2.3 2.2 60 7 75 由以上之結果,可知由含有多糖類與有機酸之塗佈液 (比較例)所得底塗層或電極活性物質層pH低、且在比較 例所得鋰離子電池或電雙層電容器,各種特性不足。 對於此,可知以依據本發明所製造的含鹼產生劑、與 多糖類、與有機酸、與溶劑、與導電性賦予材及/或電極 活性物質的塗佈液形成底塗層或電極活性物質層,該底塗 層或電極活性物質層’ pH在7附近,且依據本發明製造的 鋰離子電池或電雙層電容器之各種特性與比較例者相比爲 良好。 -42--22-201140911 Production Example 2: Preparation of Solution 7~1 5 According to the formulation shown in Table 2, a polysaccharide and an acid and/or an acid derivative and an alkali generator are added to the solvent to dissolve to obtain a solution 7~1 5 . [Table 2] Table 2 Solution 7 8 9 10 11 12 13 14 15 Polysaccharide [parts by mass] Glycerylated chitosan 5 Hydroxyethyl chitosan 5 5 5 5 5 5 Chitosan 5 hydroxypropyl Cellulose 5 acid [parts by mass] pyromellitic acid 5 5 5 4 5 phthalic acid 5 hydrazine, 2,3,4-butane tetracarboxylic acid 5 5 5 Solvent [parts by mass] Ν-methyl-2-pyrrolidone 90 90 90 90 90 90 Water 91 90 90 Thermal base generator [parts by mass] Urea 2 2 1.3 1.8 2 2 Dicyandiamide 4 Photobase generator [Mass] 2-Nitrobenzylcyclohexylcarbamate 5 5 &lt;Example 1&gt; (Production of coating liquid for producing undercoat layer) 10 parts by mass of acetylene black (average particle diameter: 40 nm) as a conductivity imparting material and 90 parts by mass of a solution 7 were used in a planetary mixer. The mixture was stirred and mixed at 6 rpm for 1 2 Torr. The mixture was diluted with N-methyl·_2_pyrrolidone and isopropyl-23-'20111011 alcohol to obtain a slurry-like undercoat layer so that the thickness of the obtained undercoat layer was 5 #m. Coating solution. (Production of Aluminum foil with undercoat layer) An aluminum foil having a thickness of 30 m from an alkali-washed A1085 material was prepared. The coating liquid for the production of the undercoat layer was applied by a cast coating method using an applicator having a gap of 1 〇 / / m on the aluminum foil. Thereafter, the mixture was heated at 18 °C for 3 minutes, and then subjected to drying, crosslinking reaction, and neutralization reaction to obtain an aluminum foil having an undercoat layer. (pH evaluation of the undercoat layer) The aluminum foil provided with the undercoat layer was immersed in pure Water, sealed. The pH was measured after 4 hours. The amount of water was 0.02 ml with respect to the coated area of 1 cm 2 . The results are shown in Table 3. (As an evaluation of lithium ion batteries) as a positive electrode active material 95 parts by mass of lithium cobaltate, 2 parts by mass of polyvinylidene fluoride as a binder, and 3 parts by mass of acetylene black (average particle diameter: 40 nm) as a conductivity imparting material, N-methyl group as a solvent is added. 2-Pyrrolidone was used to produce a positive electrode paste. Further, N-methyl-2-pyrrolidone was added so as to obtain a thickness of the electrode active material layer of 200 #m. The positive electrode paste was applied onto an aluminum foil having an undercoat layer. The slurry is dried, and an electrode active material layer having a thickness of 200 &quot; m is formed on the undercoat layer to obtain a positive electrode for a lithium ion battery. 92 parts by mass of graphite as a negative electrode active material, and as a binder -24-201140911 Polyvinylidene fluoride In the amount of 5 parts by mass of acetylene black (average particle diameter of 40 nm) as a conductivity imparting material, N _methyl _ 2 - sylvestre ketone as a solvent was added to prepare a negative electrode paste feed. Further, N - Methyl-2-indole is added in such a manner that the thickness of the electrode active material layer is 2,500 // m. The negative electrode paste is applied to an electrolytic copper box having a thickness of 9 μm. Drying to form an electrode active material layer having a thickness of 2 5 0 # m to obtain a negative electrode for a lithium ion battery. Between the positive electrode and the negative electrode obtained above, a spacer made of a porous polyethylene is placed, and the organic compound is impregnated therein. After the electrolyte, the lithium ion battery is combined. The organic electrolyte 'use solvent is a mixture of ethylene carbonate and diethyl carbonate with a capacity ratio of 1:1, the electrolyte is LiPF6, and the concentration is 1 mol/liter of Toyama Pharmaceutical Industries Co., Ltd. Product name LIP ASTER-EDMC/ PF1 ο The initial capacity retention rate and internal resistance of the lithium ion battery were measured. The results are shown in Table 3. The 'initial capacity retention rate' measuring machine used by Beidou Electric Co., Ltd. Battery charging and discharging device ΗΙ-201 Type 0 machine, measuring current capacity 20C, 100 capacity after 100 cycles, for the initial (after 1 cycle) capacitance ratio is expressed as a percentage. Internal resistance 'use ΗΙΟΚΙ 3 5 5 1 battery test, Ac full resistance method The measurement was carried out at a measurement frequency of 1 kHz. The aluminum foil having the undercoat layer obtained above was stored at a temperature of 60% (:: an environment of 90% relative humidity for 100 hours. The aluminum foil stored in the environment was used, 25-201140911 A lithium ion battery was fabricated, and the internal resistance of the lithium ion battery was measured. The results are shown in Table 3. (As an evaluation of the electric double layer capacitor) 85 parts by mass of activated carbon (base activated carbon having a specific surface area of 15 〇〇 m 2 /g) as an electrode active material, and 1 part by mass of polyvinylidene fluoride as a binder, and An electrode paste was prepared by adding N-methyl-2-pyrrolidone as a solvent to 5 parts by mass of acetylene black (average particle diameter: 40 nm) as a conductivity imparting material. Further, N-methyl-2-pyrrolidone was added so that the thickness of the electrode active material layer became 200 / zm. In the aluminum foil provided with the undercoat layer obtained above, the electrode paste was applied and dried to form an electrode active material layer having a thickness of 200 Å / zm on the undercoat layer to obtain an electrode for an electric double layer capacitor. Next, the electrode for the electric double layer capacitor was fitted with the size of the capacitor container for evaluation, and two pieces were perforated with a diameter of 20 mm φ. Two sheets of electrodes were placed in a spacer which was sandwiched between glass non-woven fabrics, placed in an evaluation capacitor container, an organic electrolytic solution was poured into the container, an electrode or the like was immersed, and finally, an electric double layer capacitor for evaluation was prepared after the container was capped. For the organic electrolyte, the solvent was propylene carbonate, the electrolyte was (C2H5)4NBF4, and the product name LIPASTE-P/EAFIN manufactured by Toyama Pharmaceutical Industries Co., Ltd. was at a concentration of 1 mol/liter. The full resistance and capacitance of the electric double layer capacitor were measured. The results are shown in Table 4. Further, the measurement of the total resistance was carried out under the conditions of 1 kHz using a full resistance measurement -26-201140911 (PAN 1 10-5AM) manufactured by KIKUSUI. Capacitance measurement 'Using Hokusai Electric Co., Ltd. charge and discharge test HJ-101SM6), charge and discharge at a current density of 1.59 mA/cm2, and capacitance of a unit cell of a discharge curve layer capacitor measured by the second constant current discharge (F/unit). The capacitance (%) is calculated by the capacitance calculation of the (cycle 50) / (the capacitance calculation formula of the second cycle. The aluminum foil having the undercoat layer obtained above is stored in an environment of 60 ° C and 90% for 100 hours. An electric double layer capacitor was produced in the same manner as in the environment. The electric double layer electric resistance was measured. The results are shown in Table 4. &lt;Examples 2 to 6 &gt; In addition to the substitution solution 7, respectively, the solution 8 and the solution were used. In the same manner as in Example 1, a coating liquid for production was prepared in the same manner as in Example 1 to obtain an aluminum foil having an undercoat layer. Next, the p Η and lithium ions of the undercoat layer were measured in the same manner as in Example 1 except for the solution 1 2 and the solution 1 3 . The characteristics of the battery and the electric appliance are shown in Tables 3 and 4. [Example 7 &gt; In addition to the substitution solution 7, a coating liquid for producing an undercoat layer was prepared by using a solution other than the solution 9. Using the coating liquid for the production of the undercoat layer, and drying the strip at 250 ° C for 1 minute, in the same manner as in Example 1, the test apparatus (calculated to calculate the electric double amount of 2.5 V) and the relative humidity of x100. Foil, full liquid with upper container 11, solvent undercoat and double layer capacitor of example The same hand piece of ilj 1 was changed to an aluminum foil having a coating of bottom -27-201140911. Next, the pH of the undercoat layer, the characteristics of the lithium ion battery and the electric double layer capacitor were measured in the same manner as in Example 1. The results are shown in Table 3. And Table 4. &lt;Examples 8 and 9&gt; A coating liquid for producing an undercoat layer was produced in the same manner as in Example 1 except that the solution 14 and the solution 15 were used, respectively. The coating liquid for the production of the undercoat layer was changed to a drying condition of 180 ° C for 3 minutes, and after drying, an ultraviolet lamp was used, and the ultraviolet light (wavelength 365 nm) was 1.5 m/v so that the irradiation energy became 900 mJ/cm 2 . /mm2 ultraviolet illuminance was irradiated for 1 minute, and an aluminum foil with an undercoat layer was produced in the same manner as in Example i. Next, the pH of the undercoat layer, the lithium ion battery, and the electric double layer were measured in the same manner as in Example 1. The results of the capacitors are shown in Tables 3 and 4. [Comparative Examples 1 to 6 &gt; In the same manner as in Example 1, except for the substitution solution 7, the same procedure as in Example 1 was carried out, and the primer layer was produced. The coating liquid was used to obtain an aluminum foil provided with an undercoat layer. Next, the pH of the undercoat layer, the characteristics of the lithium ion battery and the electric double layer capacitor were measured in the same manner as in Example 1. The results are shown in Tables 3 and 4. -28- 201140911 The pH of the undercoat layer The initial stage of the lithium ion battery Capacitance retention internal resistance [m Ω ] Internal resistance (60°C 90% storage) [ιηΩ] Example 1 6.7 84 7 4 Example 2 6.9 81 5 6 Example 3 7.1 85 4 7 Example 4 6.5 85 8 6 Example 5 6.3 82 5 9 Example 6 6.7 77 5 8 Example 7 6.6 80 6 8 Example 8 6.8 82 9 9 Example 9 6.7 78 4 7 Comparative Example 1 2.9 60 6 25 Comparative Example 2 2.8 64 7 26 Comparative Example 3 3.6 57 5 18 Comparative Example 4 3.5 62 9 80 Comparative Example 5 3.0 54 8 129 Comparative Example 6 2.9 65 9 67 -29- 201140911 [Table 4] Table 4 Electric Double Layer Capacitor Full Resistance Full Resistance (60 ° C 90 % Storage) Capacitance [F/cell] Capacitance retention rate r%i Example 1 1.55 1.60 1.79 86 Example 2 1.55 1.56 1.78 83 Example 3 1.54 1.55 1.70 85 Example 4 1.59 1.58 1.67 84 Example 5 1.58 1.54 1.77 83 Example 6 1.54 1.57 1.65 80 Example 7 1.55 1.54 1.77 89 Example 8 1.61 1.58 1.76 79 Example 9 1.56 1.54 1.66 85 Comparative Example 1 1.55 14.6 1.70 65 Comparative Example 2 1.56 19.7 1.76 54 Comparative Example 3 1.54 13.7 1.80 68 Comparative Example 4 1.53 43.8 1.87 70 Comparative Example 5 1.59 55.0 1.76 60 Comparative Example 6 1.57 21.8 1.69 62 &lt Example 1 〇&gt; (Production of copper foil provided with undercoat layer) A copper foil provided with an undercoat layer was obtained in the same manner as in Example 1 except that an electrolytic copper foil having a thickness of 9 // m was used instead of the aluminum foil. (Evaluation of pH of Undercoat Layer) The pH evaluation of the obtained copper foil having an undercoat layer was carried out in the same manner as in Example 1. The results are shown in Table 5. -30-201140911 (Assessment of lithium ion battery) 92 parts by mass of graphite as a negative electrode active material, 3 parts by mass of polyvinylidene fluoride as a binder, and acetylene black as a conductivity imparting material (average particle diameter) 40 parts by mass of N-methyl-2-pyrrolidone as a solvent was added to 5 parts by mass to prepare a negative electrode paste. Further, N-methyl-2-pyrrolidone was added so that the thickness of the electrode active material layer was 250/zm. Applying the negative electrode paste to the copper foil having the undercoat layer obtained above and drying it, and forming a negative electrode active material layer having a thickness of 250 k / m on the undercoat layer to obtain a negative lithium ion battery. electrode. 95 parts by mass of lithium cobaltate as a positive electrode active material, 2 parts by mass of polyvinylidene fluoride as a binder, and 3 parts by mass of acetylene black (average particle diameter: 40 nm) as a conductivity imparting material are added as a solvent. N-methyl-2-pyrrolidone to produce a positive electrode paste. Further, N-methyl-2-pyrrolidone was added so that the thickness of the electrode active material layer became 200 v m. On the aluminum foil having a thickness of 30 μm formed by the alkali-washed A 1 0 8 5 material, the positive electrode paste is applied and dried to form a positive electrode active material layer having a thickness of 200 // m, thereby obtaining lithium ions. Positive electrode for battery. A spacer made of porous polyethylene was placed between the positive electrode and the negative electrode obtained above, and the lithium ion battery was combined after the organic electrolyte solution was impregnated. For the organic electrolyte, the solvent is a mixture of ethylene carbonate and diethyl carbonate in a capacity ratio of 1/1, the electrolyte is LiPF6, and the concentration is 1 mol/liter. The trade name LIPASTER-EDMC/PF1 manufactured by Toyama Pharmaceutical Co., Ltd. -31 - 201140911 The initial capacity retention ratio and internal resistance of the lithium ion battery were measured in the same manner as in Example 1. The measurement results are shown in Table 5. Further, the copper foil provided with the undercoat layer obtained above was stored in an environment of a temperature of 60 t: and a relative humidity of 90% for 1 hour. A lithium ion battery is manufactured by the above method using a copper foil stored in the environment. The internal resistance of the lithium ion battery was measured. The measurement results are shown in Table 5. &lt;Example 1 1&gt; A coating liquid for producing an undercoat layer was obtained in the same manner as in Example 10 except that the solution 9 was used. A copper foil provided with an undercoat layer was obtained in the same manner as in Example 1 except that the coating liquid was used and the drying conditions were changed to 250 ° C for 1 minute. Next, the pH of the undercoat layer and the characteristics of the lithium ion battery were measured in the same manner as in Example 1. The results are shown in Table 5. &lt;Example 1 2 to 1 6 &gt; In place of the solution 7, the solution 8 was obtained in the same manner as in Example 10 except that the solution 8, the solution 10, the solution 1 1 , the solution 12 and the solution 13 were used, respectively. Foil. Next, the pH of the undercoat layer and the characteristics of the lithium ion battery were measured in the same manner as in Example 10. The results are shown in Table 5. &lt;Example 1 7 to 1 8 &gt; In addition to the solution 14 and the solution 1 5, the coating liquid for producing an undercoat layer was produced in the same manner as in Example 10 except for the coating solution ^ -32 - 201140911 Using the coating liquid 'change the drying conditions to i 8 0 » C for 3 minutes, and after drying, use ultraviolet light tube 'ultraviolet light (wavelength 3 6 5 nm) to illuminate the target to 900 mJ / cm to i. In the same manner as in Example 1 except that the SmW / cm2 ultraviolet illuminance was irradiated for 1 minute, a copper foil having an undercoat layer was obtained. Next, the pH of the undercoat layer and the characteristics of the lithium ion battery were measured in the same manner as in Example 10. The results are shown in Table 5. &lt;Comparative Example 7 to 1 2 &gt; A copper foil provided with an undercoat layer was obtained in the same manner as in Example 1 except that the substitution solution 7 was used in the same manner as in Example 1 to 6. Next, the pH of the undercoat layer and the characteristics of the lithium ion battery were measured in the same manner as in Example 1. The results are shown in Table 5. •33- 201140911 pH of undercoat layer Initial capacity retention of lithium ion battery Internal resistance [mi}] Internal resistance (60°C 90% storage) [ιηΩ] Example 10 6.6 82 4 7 Example 11 6.8 81 9 11 Example 12 6.5 86 7 8 Example 13 7.1 82 7 9 Example 14 6.8 83 8 10 Example 15 6.7 84 7 8 Example 16 6.9 82 8 8 Example Π 6.4 79 5 6 Example 18 6.6 80 6 5 Comparison Example 7 2.7 61 4 37 Comparative Example 8 2.5 58 9 39 Comparative Example 9 3.4 60 8 16 Comparative Example 10 3.8 59 5 108 Comparative Example 11 2.8 55 8 147 Comparative Example 12 2.9 63 7 81 &lt;Example 1 9 &gt; Manufacture of a coating liquid for producing an electrode active material layer of an electric double layer capacitor) acetylene black as an electroconductive material, 8 parts by mass of activated carbon (base activated carbon having a specific surface area of 1 500 m 2 /g) as an electrode active material (Average particle diameter: 4 〇 nm) 5 parts by mass and 50 parts by mass of the solution 7' were stirred and mixed using a planetary mixer at a number of revolutions of 60 rpm for 120 minutes. The mixture was diluted with N-methyl-2-pyrrolidone and isopropyl alcohol so as to have a thickness of the electrode active material layer of 200/zm to obtain a slurry-like electrode active material-34-201140911 Coating solution. (Production of Electrode) An aluminum foil having a thickness of 30/z m composed of an alkali-washed A1085 material was prepared. The coating liquid for producing an electrode active material layer was applied by a die coating method on an aluminum foil using an applicator having a gap of 250 k / z m. Thereafter, the mixture was heated at 1880 ° C for 3 minutes, and then subjected to drying and crosslinking reaction and neutralization reaction to obtain an electrode. (Evaluation of pH of Electrode Active Material Layer) The pH evaluation of the electrode active material layer obtained above was carried out in the same manner as in the pH evaluation of the undercoat layer in Example 1. The results are shown in Table 6. (Evaluation as electric double layer capacitor) The electrode obtained above was fitted with a capacitor container for evaluation, and two pieces were perforated at a diameter of 20 mm φ. The spacers made of glass non-woven fabric were placed to overlap the two electrodes, and were placed in an evaluation capacitor container. The organic electrolyte solution was injected into the container, the electrodes were immersed, and the like, and finally, the battery was capped, and an electric double layer capacitor for evaluation was prepared. For the organic electrolyte, the product name is LIPASTE-P / EAFIN, manufactured by Toyama Pharmaceutical Co., Ltd., a solvent of propylene carbonate and an electrolyte of (c2h5)4nbf4 and a concentration of 1 mol/liter. The total resistance and capacitance of the electric double layer capacitor obtained above were measured in the same manner as in the first embodiment. The results are shown in Table 6. -35- 201140911 The electrode obtained above was kept in an environment of a temperature of 60 ° C and a relative humidity of 90% for 100 hours. An electric double layer capacitor was fabricated in the same manner as described above using an electrode stored in the environment. The full resistance of the electric double layer capacitor was measured. The results are shown in Table 6. <Example 2 0 &gt; A coating liquid for producing an electrode active material layer was produced in the same manner as in Example 19 except that the solution 9 was used. An electrode was obtained in the same manner as in Example 19 except that the coating liquid was used and the drying conditions were changed to 2 50 ° C for 1 minute. The characteristics of the pH of the electrode active material layer and the electric double layer capacitor were measured in the same manner as in Example 19. The results are shown in Table 6. &lt;Examples 21 to 25&gt; An electrode was obtained in the same manner as in Example 19 except that the solution 8, the solution 1 was used, the solution 11, the solution 12, and the solution 13 were used. The pH of the electrode active material layer and the characteristics of the electric double layer capacitor were measured in the same manner as in Example 19. The results are shown in Table 6. (Examples 26 to 27) A coating liquid for producing an electrode active material layer was produced in the same manner as in Example 19 except that the solution 14 and the solution 1 were used, respectively. In addition to using the coating liquid, the drying conditions were changed to 180 ° C for 3 minutes, and after drying, an ultraviolet lamp was used to irradiate ultraviolet rays (wavelength 3 65 nm) to -36-201140911, and the energy was 900 mJ / cm 2 to 1 An electrode was obtained in the same manner as in Example 19 except that the ultraviolet illuminance of 5 mW/cm2 was irradiated for 1 minute. The characteristics of the pH of the electrode active material layer and the electric double layer capacitor were measured in the same manner as in Example 19. The results are shown in Table 6. &lt;Comparative Example 1 3 to 1 8 &gt; An electrode was obtained in the same manner as in Example 19 except that the substitution solution 7' was used in each of the solutions 1 to 6. The characteristics of the pH of the electrode active material layer and the electric double layer capacitor were measured in the same manner as in Example 19. The results are shown in Table 6. [Table 6] Table 6 Electrode Layer pH Electric Double Layer Capacitor Full Resistance Full Resistance (60. (: 卯% Storage) Capacitance [F/Unit] Capacity Maintenance Rate [%1 Example 19 6.0 2.20 2.41 1.67 83 - --' 2.45 1.65 80 Example 20 6.2 2.34 Example 21 5.9 2.35 2.50 1.65 79 Example 22 6.1 2.29 2.46 1.71 78 Example 23 AT 2 31 2.42 1.59 75 Bay/JIB 17U 丄J Example 24 X/ · 6 1 2.27 2.45 1.58 78 Example 25 6.5 2.22 2.43 1.61 81 Example 26 6.0 2.26 2.44 1.63 77 Example 27 6.2 2.29 2.54 1.67 79 It is compared to Example 113 ο 〇 2 34 27.3 1.59 55 Comparative Example 14 2.2 2.30 ----' 32.3 1.66 56 Comparative Example 15 2.7 2.35 26.3 1.63 48 Comparative Example 16 2 9 2.26 52.2 1.64 53 Comparative Example 17 2.1 2.28 62.3 1.60 46 Comparative Example 18 2.0 2.30 29.3 1.65 40 -37- 201140911 <Example 2 8 &gt; (Lithium Ion Manufacture of a coating liquid for producing a positive electrode of a battery) 95 parts by mass of lithium cobaltate as a positive electrode active material, acetylene black (average particle diameter of 40 nm) as a conductivity imparting material, 5 parts by mass, and 4 Å mass Solution 7 'Use a planetary mixer to rotate a number of 60r Pm was stirred and mixed for 120 minutes, and the thickness of the positive electrode active material layer was 2 Å/m, and the mixture was diluted with N-methyl-2-pyrrolidone and isopropyl alcohol to obtain a slurry. A coating liquid for producing a positive electrode for a lithium ion battery. (Production of a positive electrode) An aluminum foil having a thickness of 30 μm made of an alkali-washed A1085 material was prepared. An applicator having a gap of 2 50 &quot; m was used on an aluminum foil. The coating liquid for producing a positive electrode is applied by a die coating method, and then heated at 180 ° C for 3 minutes, followed by drying, crosslinking reaction, and neutralization reaction to obtain a positive electrode. (Production of coating liquid for electrode production) 92 parts by mass of graphite as a negative electrode active material, 5 parts by mass of acetylene black (average particle diameter: 40 nm) as a conductivity imparting material, and 50 parts by mass of a solution 7 using a planetary mixer The mixture was stirred and mixed at a number of revolutions of 60 rpm for 120 minutes, and the mixture was diluted with N-methyl-2-pyrrolidone and isopropyl alcohol so as to have a thickness of the electrode active material layer of 25 0 Am to obtain a slurry. Electric double layer capacitor The negative electrode for producing a coating liquid. (Manufacturing of Negative Electrode) -38- 201140911 A coating liquid for producing a negative electrode was applied onto an electrolytic copper foil having a thickness of 9/m using an applicator having a gap of 300/zm. Thereafter, after heating at 1 8 〇 ° C for 3 minutes, drying and crosslinking reaction and neutralization reaction were carried out to obtain a negative electrode (pH evaluation of the positive electrode active material layer and the negative electrode active material layer) in the same manner as in Example 1. The pH of the undercoat layer was evaluated in the same manner, and the pH evaluation of the positive electrode active material layer and the negative electrode active material layer obtained above was performed. The results are shown in Table 7. (Evaluation as a Lithium Ion Battery) A spacer made of a porous polyethylene was placed between the positive electrode and the negative electrode obtained above, and the organic electrolyte solution was impregnated thereon, and then the lithium ion battery was combined. The organic electrolytic solution 'is a mixed liquid having a ratio of the ratio of ethylene carbonate to diethyl carbonate of 1/1, and the electrolyte is LiPF6, and the product name LIPASTER-EDMC/PF1 manufactured by Toyama Pharmaceutical Industries Co., Ltd. has a concentration of 1 mol/liter. The initial capacity retention ratio and internal resistance of the lithium ion battery were measured in the same manner as in the first embodiment. The measurement results are shown in Table 7. Further, the positive electrode and the negative electrode obtained above were stored in an environment of a temperature of 6 〇 'relative humidity of 90% for 100 hours. A lithium ion battery was fabricated in the same manner as described above using a positive electrode and a negative electrode ‘ stored in the environment. The internal resistance of the lithium ion battery was measured. The measurement results are shown in Table 7. -39-201140911 <Example 2 9> A coating liquid for producing a positive electrode and a coating liquid for producing a negative electrode were produced in the same manner as in Example 28 except that the solution 9 was used. A positive electrode and a negative electrode were obtained in the same manner as in Example 28 except that the coating liquid was used and the drying conditions were changed to 25 CTC for 1 minute. The pH of the positive electrode active material layer and the negative electrode active material layer and the characteristics of the lithium ion battery were measured in the same manner as in Example 28. The results are shown in Table 7. <Examples 30 to 34> A positive electrode and a negative electrode were obtained in the same manner as in Example 28 except that the solution 8, the solution 10, the solution 11, the solution 1 2 and the solution 13 were used, respectively. The characteristics of the P Η and lithium ion batteries of the positive electrode active material layer and the negative electrode active material layer were measured in the same manner as in Example 28. The results are as shown in Table 7: TJn 0 <Examples 35 to 36> A coating liquid for positive electrode production and a negative electrode were produced in the same manner as in Example 28 except that the solution 14 and the solution 15 were used instead of the substitution solution 7. A coating liquid for manufacturing. In addition to the use of the coating liquid, the drying conditions were changed to 180 ° C for 3 minutes, and after drying, an ultraviolet lamp was used, and the irradiation energy of ultraviolet rays (wavelength 365 nm) was 9000 m J / c m 2 to 1 · 5 The positive electrode -40-201140911 and the negative electrode were obtained in the same manner as in Example 28 except that the ultraviolet illuminance of m W / c m2 was irradiated for 1 minute. The pH of the positive electrode active material layer and the negative electrode active material layer and the characteristics of the lithium ion battery were measured in the same manner as in Example 28. The results are shown in Table 7. <Comparative Example 1 9 to 2 4 &gt; A positive electrode and a negative electrode were obtained in the same manner as in Example 28 except that the substitution solution 7 was used in each of the solutions 1 to 6. The pH of the positive electrode active material layer and the negative electrode active material layer and the characteristics of the lithium ion battery were measured in the same manner as in Example 28. The results are shown in Table 7. [Table 7] -41 - 201140911 Table 7 pH of positive electrode layer pH of negative electrode layer Initial capacity retention rate Internal resistance [mQ] Internal resistance (60 °C 90% storage) [ηιΩ] Example 28 6.1 6.4 83 10 10 Example 29 6.4 5.9 79 11 9 Example 30 6.0 6.0 78 10 9 Example 31 5.7 5.9 81 9 8 Example 32 6.0 6.2 81 8 12 Example 33 5.8 5.9 82 10 9 Example 34 6.1 6.4 78 9 9 Example 35 5.7 6.2 79 8 8 Example 36 6.0 6.3 79 7 6 Comparative Example 19 1.9 2.0 58 10 45 Comparative Example 20 2.1 2.2 58 6 57 Comparative Example 21 2.5 2.7 57 9 34 Comparative Example 22 2.8 2.6 60 6 95 Comparative Example 23 2.0 1.9 57 10 130 Comparative Example 24 2.3 2.2 60 7 75 From the above results, it was found that the undercoat layer or the electrode active material layer obtained from the coating liquid containing the polysaccharide and the organic acid (Comparative Example) had a low pH and was compared. The lithium ion battery or the electric double layer capacitor obtained in the example has various characteristics. In this case, it is understood that the base coating layer or the electrode active material is formed by the alkali-containing generating agent produced by the present invention, the coating liquid with the polysaccharide, the organic acid, the solvent, the conductive imparting material, and/or the electrode active material. The layer, the undercoat layer or the electrode active material layer 'pH is around 7, and various characteristics of the lithium ion battery or the electric double layer capacitor manufactured according to the present invention are good as compared with the comparative example. -42-

Claims (1)

201140911 七、申請專利範圍: 1·—種電化學元件製造用之塗佈液,其特徵係含有驗 產生劑、多糖類、酸及/或酸衍生物、溶劑、與導電性賦 予材及/或電極活性物質。 2·如請求項1記載之塗佈液,其中,鹼產生劑爲熱驗 產生劑。 3 .如請求項2記載之塗佈液,其中,熱鹼產生劑爲尿 素或尿素衍生物。 4.如請求項!記載之塗佈液,其中,鹼產生劑爲光鹼 產生劑。 5 .如請求項4記載之塗佈液,其中,光鹼產生劑爲2 -硝 基窄基環己基氨基甲酸酯、2·硝基苄基氨基甲酸酯、2,5-二硝基苄基環己基氨基甲酸酯、二甲基-2_苯基乙基· N -異丙基氨基甲酸酯、三苯基甲醇、〇_胺甲醯基羥基醯胺 、N-環己基-4-甲基苯基磺醯胺或〇_胺甲醯基肟。 6·如請求項1〜5中任1項記載之塗佈液,其中,酸及 /或酸衍生物爲多元有機酸及/或多元有機酸衍生物。 7. 如請求項1〜5中任1項記載之塗佈液,其中,酸衍 生物爲酸酐。 8, 一種膜’其特徵係使用請求項1〜7中任1項記載之 塗佈液所形成。 9·—種電極用層合體’其特徵係具有集電體;與使用 含鹼產生劑、多糖類、酸及/或酸衍生物、溶劑及導電性 賦予材的塗佈液所形成之層a ^ -43- 201140911 10. —種電極,其特徵係具有集電體;與使用含鹼產 生劑、多糖類、酸及/或酸衍生物、溶劑及導電性賦予材 的塗佈液所形成之層a;與電極活性物質層。 11. 一種電極,其特徵係具有集電體;與使用含鹼產 生劑、多糖類、酸及/或酸衍生物、溶劑及電極活性物質 的塗佈液所形成之層b。 12. —種電化學元件,其特徵係具有請求項10或11記 載之電極。 13. —種電源系統,其特徵係具有請求項12記載之電 化學元件。 14. —種汽車,其特徵係具有請求項12記載之電化學 元件。 15. —種輸送機器,其特徵係具有請求項12記載之電 化學元件》 16. —種隨身機器,其特徵係具有請求項12記載之電 化學元件。 17. —種發電系統,其特徵係具有請求項12記載之電 化學元件。 -44- 201140911 四 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:無 201140911 五 本案若有化學式時,請揭示最能顯示發明特徵的化學 式:無201140911 VII. Patent application scope: 1. A coating liquid for the manufacture of electrochemical components, which is characterized by containing a test agent, a polysaccharide, an acid and/or an acid derivative, a solvent, a conductive imparting material and/or Electrode active material. 2. The coating liquid according to claim 1, wherein the alkali generating agent is a thermal generating agent. The coating liquid according to claim 2, wherein the thermal base generator is urea or a urea derivative. 4. As requested! The coating liquid described above, wherein the alkali generating agent is a photobase generating agent. 5. The coating liquid according to claim 4, wherein the photobase generator is 2-nitrozinocyclohexylcarbamate, 2·nitrobenzylcarbamate, 2,5-dinitro Benzylcyclohexylcarbamate, dimethyl-2-phenylethyl N-isopropylcarbamate, triphenylmethanol, hydrazine-amine-methyl hydroxy decylamine, N-cyclohexyl- 4-methylphenylsulfonamide or hydrazine-amine-methylhydrazine. The coating liquid according to any one of claims 1 to 5, wherein the acid and/or acid derivative is a polybasic organic acid and/or a polybasic organic acid derivative. 7. The coating liquid according to any one of claims 1 to 5, wherein the acid derivative is an acid anhydride. 8. A film which is formed by using the coating liquid described in any one of claims 1 to 7. 9. A laminate for an electrode having a current collector; and a layer formed using a coating liquid containing an alkali generator, a polysaccharide, an acid and/or an acid derivative, a solvent, and a conductivity imparting material. ^ -43- 201140911 10. An electrode characterized by having a current collector; and a coating liquid containing a base generator, a polysaccharide, an acid and/or an acid derivative, a solvent, and a conductivity imparting material; Layer a; and an electrode active material layer. An electrode comprising a current collector; and a layer b formed using a coating liquid containing an alkali generator, a polysaccharide, an acid and/or an acid derivative, a solvent, and an electrode active material. 12. An electrochemical component characterized by the electrode of claim 10 or 11. 13. A power supply system characterized by the electrochemical component of claim 12. 14. An automobile characterized by the electrochemical component of claim 12. 15. A conveyor apparatus, characterized by the electrochemistry element of claim 12, 16. A portable machine characterized by the electrochemistry element of claim 12. 17. A power generation system characterized by the electrochemical component of claim 12. -44- 201140911 Four designated representative figures: (1) The representative representative of the case is: No (2) The symbol of the representative figure is simple: No 201140911 If there is a chemical formula in the case, please disclose the chemical formula that best shows the characteristics of the invention: no
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