TW201204755A - Sparingly water-soluble anion conductive resin - Google Patents

Sparingly water-soluble anion conductive resin Download PDF

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TW201204755A
TW201204755A TW100108870A TW100108870A TW201204755A TW 201204755 A TW201204755 A TW 201204755A TW 100108870 A TW100108870 A TW 100108870A TW 100108870 A TW100108870 A TW 100108870A TW 201204755 A TW201204755 A TW 201204755A
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electrode layer
resin
anion
catalyst
catalyst electrode
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Youhei Chikashige
Masao Yamaguchi
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Tokuyama Corp
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00Fuel cells; Manufacture thereof
    • H01M8/10Fuel cells with solid electrolytes
    • H01M8/1016Fuel cells with solid electrolytes characterised by the electrolyte material
    • H01M8/1018Polymeric electrolyte materials
    • H01M8/102Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer
    • H01M8/103Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having nitrogen, e.g. sulfonated polybenzimidazoles [S-PBI], polybenzimidazoles with phosphoric acid, sulfonated polyamides [S-PA] or sulfonated polyphosphazenes [S-PPh]
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00Chemical modification by after-treatment
    • C08F8/18Introducing halogen atoms or halogen-containing groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00Chemical modification by after-treatment
    • C08F8/30Introducing nitrogen atoms or nitrogen-containing groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00Chemical modification by after-treatment
    • C08F8/34Introducing sulfur atoms or sulfur-containing groups
    • C08F8/36Sulfonation; Sulfation
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/86Inert electrodes with catalytic activity, e.g. for fuel cells
    • H01M4/8663Selection of inactive substances as ingredients for catalytic active masses, e.g. binders, fillers
    • H01M4/8668Binders
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00Fuel cells; Manufacture thereof
    • H01M8/10Fuel cells with solid electrolytes
    • H01M8/1016Fuel cells with solid electrolytes characterised by the electrolyte material
    • H01M8/1018Polymeric electrolyte materials
    • H01M8/1039Polymeric electrolyte materials halogenated, e.g. sulfonated polyvinylidene fluorides
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00Fuel cells; Manufacture thereof
    • H01M8/10Fuel cells with solid electrolytes
    • H01M8/1016Fuel cells with solid electrolytes characterised by the electrolyte material
    • H01M8/1018Polymeric electrolyte materials
    • H01M8/1069Polymeric electrolyte materials characterised by the manufacturing processes
    • H01M8/1072Polymeric electrolyte materials characterised by the manufacturing processes by chemical reactions, e.g. insitu polymerisation or insitu crosslinking
    • 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
    • Y02E60/30Hydrogen technology
    • Y02E60/50Fuel cells
    • 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
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

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  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Sustainable Energy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inert Electrodes (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Conductive Materials (AREA)
  • Fuel Cell (AREA)

Abstract

Provided is an anion conductive resin which has high heat resistance and also high anion conductivity, low solubility in water, high adhesion to catalysts and barrier films, which is low cost and is highly soluble in solvents, and which can generate electricity and produce a high output when employed as a resin for joining catalyst and electrode layers in a solid polymer type fuel cell that uses an anion exchange film, and also provided is a method for producing the anion conductive resin. The sparingly water-soluble anion conductive resin is a non-crosslinked block copolymer which has aromatic rings, which has hydrophilic units in which the aromatic ring has an ammonium salt represented by formula (1) (1) -(CH2)n-N+R1R2R3(X)z (where n is an integer of 3-6, R1, R2 and R3 are each C1-5 straight-chain or branched alkyl groups, all or some of R1, R2 and R3 may form a ring by interconnection, X is a counter anion, and z is the reciprocal of the valency of X), and which has hydrophobic units that do not have said ammonium salt, and the method for producing the anion conductive resin is also provided.

Description

201204755 六、發明說明: 【發明所屬之技術領域】 本發明關於在構成固體高分子型燃料電池的觸媒電極 層的形成時或接合時所使用的陰離子傳導性樹脂。 【先前技術】 習知固體高分子型燃料電池在使用陽離子交換型電解 質膜(以下稱為陽離子交換膜)作為固體高分子電解質膜的 陽離子交換膜型燃料電池的研究、開發,已積極地在進行, 近:來有提案使用陰離子交換型電解質膜(以下稱為陰離 子交換膜)作為固體高分子電解質膜的陰離子交換膜型燃 料電池(專利文獻1〜6 )。 陰離子交換膜型燃料電池具有下述陽離子交換膜型燃 料電池所沒有的優點。 、 ⑴反應場為強驗性,因此可使用便宜的過渡金屬觸 ")觸媒的選擇種類廣’因此電池高輸 料的使用成為可能。 飞夕種燃 (ui)電解質中的氫氧根離子的移動 ^ „ 乃问興向揪料的 氧化劑氣體極的Ac W白勺 r日〕逋過方向為相反方向,因此永 氣體極的烬料Έ向氧化劑 …蚪通過,而防止燃料與氧化劑氣 JI 4 > -5Γ j. I接反應的 ' 了 抑制輸出電壓的降低。 又,使用便宜的烴系材料作為陰離子 成本下降。 &換瞑’也可使 陰離子交換膜型燃料電池中,除了 &離子交換膜以 3 201204755 外,引起燃料或氧化劑反應的電極觸媒是必要的,在 取出觸媒所產生的電位之電子傳導體也是必要·的。而且, 輸送陰離子至該觸媒且用於固定觸媒於陰離子交_的陰 離子傳導性的觸媒電極層形成用的接合樹脂是必要的: 這些電極觸媒、電子傳導體、觸媒電極形成用的接人樹月, 成形,形成觸媒電極層,將此觸媒電極層固定於陰離子: 換膜,形成膜-電極接合體。 又 陰離子交換膜型燃料電池所使用的陰離子交換膜中, 為了降低電池内部電阻而希望有高的離子傳導、 Γ料與氧㈣直接反應形成輸出電壓降低而要求琳料非 透過性、或從燃料電池的構成或處理的觀點要求 度、或者抑制成本而要求為低成本。 另-方面’對於觸媒電極形成用的接合樹脂 用於抑制内部電阻的高離子傳導性或低成本以外 =有與陰離子交換膜不同特性,即燃料或氧化_相 的燃科透過性或氣料㈣冑者、*溶㈣ ' 陰離子交換膜的接著性高者、 妁’5 7 、與 層而要求對溶劑的溶解性。$了开少成均勾的觸媒電極 -般燃料電池的動作溫度高,可得到大的 使用的材料的对熱性高’則燃料電池可在高溫運鏟 與陽離子交換膜型燃料電池相 ^ ’但是 池的耐熱性差,不能使動作1升㈣子父換膜型燃料電 輪出而使電池運轉溫度高溫化為必要用途者 2向 驅動電源等中是顯著的。 如在車用 4 201204755 的 討 充 料 至此’提高陰離子交換膜型燃料電池的陰離子交換骐 耐熱性之檢討有專利文獻i等,但是根據本發明人的檢 ,了解僅增加陰離子交換膜的耐熱性與作為燃料電池的 分耐熱性的增加無關,判別其原因為有—個以上構成材 的觸媒電極形成料接合樹脂之耐熱性未增加。 至此,陰離子交換膜型燃料電池所使用的陰離子傳導 ㈣觸媒電極形成用的接合樹脂,可列舉芳香族聚㈣與 芳香族聚硫醚颯的共聚物之氯曱基化合物經胺化而得者 (專利文獻11實施例及專利文獻12實施例),或具有氯曱 基化苯乙烯的嵌段共聚物的胺為四級化的聚合物(專利文 獻13)等。但是’對於這些觸媒電極形成用的接合樹脂,沒 有進行其耐熱性增加的檢討。 此處,在這些的觸媒電極形成用的接合樹脂中,注目 =為其陰離子交換基的4級祕,在任何情形中使氯甲基 實質地胺化而導入’該陰離子交換基對芳香環以节基位二 結。一般已知因為节基位反應性高,容易受到親核性攻擊, 判斷是因為氫氧根離子的親核性攻擊弱。例如根據非專利 文獻1,苄基銨鹽在醋酸中,醋酸鈉的較溫和條件下,銨鹽 脫落而形成醋酸酯。 另一方面,已有報導吸附劑或脫鹽、水處理、電透析 等所使用的-般的交聯陰離子交換樹脂,沒有在上述苄基 位开/成胺基化的形式的樹脂。例如,卩鹵化醛使交聯聚乙 烯醇縮酸化而使胺基四級化的樹脂(專利文獻14)、相同地 使縮水甘油醚化而使胺基四級化的樹脂(專利文獻15)、使 201204755 氟系陽離子交換樹脂改質,形成四級銨鹽的樹脂(專利文獻 16-18)、使交聯聚苯乙烯鹵烷基化而使胺基四級化的樹脂 (專利文獻7-10)、丙烯酸酯與具有3級胺的醇經酯交換, 獲得具有3級胺的聚合物,使該聚合物四級化的樹脂(專利 文獻19、20)、使芳香族聚醚酮鹵烷基化而使胺基四級化的 樹脂(專利文獻21)、以具有4級銨鹽的烷基鹵化物使聚乙 稀**比咬進而四級化的樹脂(專利文獻22)、使芳香族聚醚砜 鹵烷基化,以單胺或聚胺形成四級化的樹脂(專利文獻2 3、 24)、胺基烷氧基苯乙烯與交聯性單體聚合所得具有苯基醚 的含胺基的父聯聚合物,以有機函化物形成四級化的樹脂 (專利文獻2 5 )、以具有相轉位的胺使鹵院基笨乙烯樹脂形 成四級化的樹脂(專利文獻26)等。又燃料電池用的陰離子 交換膜也已知為使交聯齒烷基苯乙烯樹脂四級化的例子 (專利文獻1)。 然而,此等樹脂作為觸媒電極層形成用的接合樹脂使 用者,因為交聯聚合物而不溶於溶劑的點(專利文獻1、 7-10、14、15)、因為氟系聚合物為撥水撥油性而對觸媒或 陰離子交換膜的接著性低且成本高的點(專利文獻 16-18),而難以採用。前者以省略交聯構造而達到對溶劑 的溶解性’因為具有多的離子交換基而形成溶於水,仍然 難以作為觸媒電極形成料接合樹脂而使用。㈣酸酿(專 利文獻19、20)預期會在驗中息化,芳香族聚_(專曰利文 獻21)或芳香族聚(硫代)醚碾的系(專利文獻23、2約實質 地只會在(硫代)喊側導入離子交換基,因此陰離子交2容 6 201204755 量不足,難有陰離子傳導性。聚乙烯_系(專利文獻22), 質子化的㈣的pKa值為5,比其他f子化的烧基胺的咖 值(.力10)小亦即質子容易解離,因此,烧基容易脫離, 所以在驗中对熱性不敎而殘留。相同地,具有苯㈣的 系(專利文獻25) ’笨氧基離子容易脫離,因此在驗中耐熱 性不穩定。以具有相轉位的胺使齒烷基苯乙烯樹脂形成四 級化的樹脂(專利文獻26),因具有相轉位的胺而相對地分 子量變大’不禾J於陰離子傳導性。又在專利文獻27中專 利文獻4的聚合物與「陽離子」傳導性觸媒電極層調配,但 是其目的為捕捉由陽極溶出的金屬錯離子(為陰離子),與 本發明目的之「傳導陰離子」的目的相反。 如上所述,在使用陰離子交換膜的固體高分子型燃料 電池中’使作為觸媒電極層的接合樹脂使用的陰離子傳導 性樹脂的耐熱性增加、可在高溫下發電、得到高輸出者為 大的課題。除此之外,也必須要滿足高陰離子傳導性或低 的對水溶解性、對觸媒或隔膜的高接著性、成本、對溶劑 的溶解性之要求。 此,本發明人們對於非交聯但因溶解於溶劑、經相 分離構造使離子傳導度與對水的難溶性兩者容易成立、,在 ^著性或成本面較氟系優良的專利文獻13記載之具有對芳 環在节基位鍵,吉4級銨基的苯乙烯之嵌段共聚物系,判斷 延長4級錢基與芳環之間的院基的鏈長可增加耐熱性。 獲得4級銨基與芳環之間的烷基的鏈長 系聚合物之方法,已有提案使氯甲基苯乙稀與鎮反Π 201204755 成格里納試劑(Grignard reagent),將該格里納試劑與二 鹵化烧等增碳劑反應,合成具有碳數2以上的_烧基之苯 乙烯單體,經聚合後使胺四級化的方法(專利文獻8);使溴 化本乙缔與格里納試劑反應’合成具有碳數2以上的鹵化 院基之笨乙烯單體’經聚合後使胺四級化的方法(專利文獻 28);在氯曱基聚苯乙烯導入烯烴鏈後,在該烯烴鏈上加上 漠化氫,得到溴化高分子化合物,使該溴化高分子化合物 與胺化合物反應’形成四級胺的方法(專利文獻29)等。 然而,根據專利文獻8、28,即使合成具有碳數2以上 的齒化院基的苯乙烯單體及使用其製造嵌段聚合物,該單 體在陰離子聚合條件下先使函化烷基反應,因此不能聚 δ,又此單體先與胺反應形成録鹽的單體不會溶於陰離子 聚合溶劑’所以此情形也不會得到嵌段聚合物。 又,專利文獻8、28延長烷基的方法不易適用於嵌段 共聚物系的接合樹脂。亦即’當使原料的嵌段聚合物的笨 %進行習知的氣曱基化或使其氣化而與鎂反應,製成格里 納試劑,_接的氣甲基或不同的高分子鏈的氣甲基經 偶合(coupling)反應,使格里納試劑失去活性或交聯形成 不溶的聚合物,因而不能得到目的樹脂。 再者,根據專利文獻29,氯甲基化的嵌段聚合物經芳 基鎂齒化物在該嵌段聚合物中導入稀烴 卜 土你兵加上漠化[Technical Field] The present invention relates to an anion conductive resin used at the time of forming or joining a catalyst electrode layer constituting a polymer electrolyte fuel cell. [Prior Art] The research and development of a cation exchange membrane type fuel cell using a cation exchange type electrolyte membrane (hereinafter referred to as a cation exchange membrane) as a solid polymer electrolyte membrane has been actively carried out. In recent years, an anion exchange membrane type fuel cell using an anion exchange type electrolyte membrane (hereinafter referred to as an anion exchange membrane) as a solid polymer electrolyte membrane has been proposed (Patent Documents 1 to 6). The anion exchange membrane type fuel cell has advantages not obtained by the following cation exchange membrane type fuel cell. (1) The reaction field is intensive, so it is possible to use a cheap transition metal touch ") a wide variety of catalysts to be used. Therefore, the use of high-battery batteries is possible. The movement of hydroxide ions in the ui electrolyte ( ) 乃 乃 乃 乃 的 的 的 的 氧化剂 氧化剂 氧化剂 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋 逋When the oxidant is passed through, the fuel and the oxidant gas JI 4 > -5Γ j. I are prevented from reacting to reduce the output voltage. Further, an inexpensive hydrocarbon-based material is used as the anion cost is lowered. 'In the anion exchange membrane type fuel cell, in addition to the & ion exchange membrane of 3 201204755, an electrode catalyst that causes a reaction of fuel or oxidant is necessary, and an electron conductor of a potential generated by the catalyst is necessary. Further, a bonding resin for forming an anion-conducting catalyst electrode layer for transporting an anion to the catalyst and for fixing the anion to the anion is necessary: these electrode catalysts, electron conductors, and catalysts The electrode for forming the electrode is formed into a tree, formed to form a catalytic electrode layer, and the catalyst electrode layer is fixed to the anion: the film is changed to form a membrane-electrode assembly. The anion exchange membrane type fuel is further In the anion exchange membrane used in the cell, in order to reduce the internal resistance of the battery, it is desirable to have high ion conduction, and the reaction between the feed and the oxygen (4) directly forms a decrease in the output voltage, requires the impermeability of the material, or the composition or treatment of the fuel cell. In addition, it is required to be low-cost, and the bonding resin for forming a catalyst electrode is used to suppress high internal ion resistance or low cost, and has different characteristics from the anion exchange membrane. Fuel or oxidation_phase combustion permeability or gas material (4) 、, * dissolve (4) 'The anion exchange membrane has a high adhesion, 妁 '5 7 , and the layer requires solvent solubility. The catalyst electrode of the hook-like fuel-like fuel cell has a high operating temperature, and the heat of the large-used material can be obtained. The fuel cell can be used in a high-temperature shovel and a cation exchange membrane type fuel cell. However, the heat resistance of the cell is poor. It is not possible to make the operation of 1 liter (four) sub-family change-type fuel electric wheel and to increase the operating temperature of the battery to the necessary use. It is remarkable in the 2-way drive power supply, etc. As in the vehicle 4 20 The review of 1204755 has heretofore reviewed the improvement of the heat resistance of anion exchange enthalpy of anion exchange membrane type fuel cell. However, according to the examination by the present inventors, it is understood that only the heat resistance of the anion exchange membrane is increased and the fuel cell is used as a fuel cell. Regardless of the increase in heat resistance, it is determined that the heat resistance of the catalyst electrode forming material of the one or more constituent materials is not increased. Thus, the anion conducting (four) catalyst electrode used in the anion exchange membrane type fuel cell is formed. The bonding resin is exemplified by amination of a chlorohydrazine compound of a copolymer of an aromatic poly(tetra) and an aromatic polythioxanthrene (Examples of Patent Document 11 and Examples of Patent Document 12), or has a chlorohydrazine group. The amine of the block copolymer of styrene is a tetramerized polymer (Patent Document 13) and the like. However, there has been no review of the increase in heat resistance of the bonding resin for forming these catalyst electrodes. Here, in the bonding resin for forming these catalyst electrodes, attention is given to the fourth-order secret of the anion exchange group, and in any case, the chloromethyl group is substantially aminated to introduce the anion exchange group to the aromatic ring. The knot is based on the base. It is generally known that because of the high reactivity of the nodal base, it is susceptible to nucleophilic attack, and it is judged that the nucleophilic attack of the hydroxide ion is weak. For example, according to Non-Patent Document 1, the benzylammonium salt is in acetic acid, and under milder conditions of sodium acetate, the ammonium salt falls off to form an acetate. On the other hand, a general crosslinked anion exchange resin used for adsorbent or desalting, water treatment, electrodialysis or the like has been reported, and there is no resin in the form of the above-mentioned benzyl group opening/amination. For example, a resin in which a fluorinated aldehyde is condensed to a crosslinked polyvinyl alcohol to quaternize an amine group (Patent Document 14), a resin obtained by etherifying glycidylation in the same manner to quaternize an amine group (Patent Document 15), A resin in which a 201204755 fluorine-based cation exchange resin is modified to form a quaternary ammonium salt (Patent Documents 16-18), and a resin obtained by halogenating a crosslinked polystyrene to quaternize an amine group (Patent Documents 7-10) And transesterification of an acrylate with an alcohol having a tertiary amine to obtain a polymer having a tertiary amine, a resin which quaternizes the polymer (Patent Documents 19 and 20), and an aromatic polyether ketone haloalkyl group A resin in which the amine group is quaternized (Patent Document 21), a resin having a 4-stage ammonium salt and an alkyl halide, and a polyethylene resin is occluded and further quaternized (Patent Document 22), and aromatic The polyether sulfone is halogenated, the tetrabasic resin is formed by a monoamine or a polyamine (Patent Documents 23 and 24), and the amino alkoxy styrene is polymerized with a crosslinkable monomer to obtain a phenyl ether. An amine-based parent polymer, which forms a quaternized resin with an organic compound (Patent Document 25), with a phase transition Halo hospital so stupid vinyl group formed of four resin (Patent Document 26) and the like. Further, an anion exchange membrane for a fuel cell is also known as an example of quaternizing a crosslinked pitch alkyl styrene resin (Patent Document 1). However, these resins are used as a bonding resin user for forming a catalyst electrode layer because the crosslinked polymer is insoluble in a solvent (Patent Documents 1, 7-10, 14, and 15) because the fluorine-based polymer is used. It is difficult to use because it has low oil repellency and low adhesion to a catalyst or anion exchange membrane and high cost (Patent Documents 16-18). The former has a solubility in a solvent by omitting the crosslinked structure. Since it has a large amount of ion-exchange groups and is dissolved in water, it is still difficult to use as a catalyst electrode-forming material-bonding resin. (4) Acid brewing (Patent Documents 19 and 20) is expected to be in the process of testing, aromatic poly _ (specialized literature 21) or aromatic poly (thio) ether milling system (Patent Documents 23, 2 approximately The ion exchange group is introduced only on the (thio) side, so the amount of anion 2 capacity 2 201204755 is insufficient, and anion conductivity is difficult. Polyethylene _ system (Patent Document 22), protonated (4) has a pKa value of 5, It is smaller than the calorific value of the other amides (the force 10), that is, the protons are easily dissociated, and therefore, the base is easily detached, so it remains in the test for heat. Similarly, the system having benzene (tetra) (Patent Document 25) "The stupid oxygen ion is easily detached, so the heat resistance is unstable during the test. The resin having a transalkylation group to form a tetraalkylated styrene resin (Patent Document 26) has The phase-shifted amine is relatively large in molecular weight, and the polymer of Patent Document 4 is blended with the "cationic" conductive catalyst electrode layer, but the purpose is to capture The metal is dissolved in the anode (as an anion), and the hair In the solid polymer fuel cell using the anion exchange membrane, the heat resistance of the anion conductive resin used as the binder resin of the catalyst electrode layer is increased, and the heat resistance can be increased. It is a big problem to generate electricity at high temperatures and to obtain high output. In addition to this, it is necessary to satisfy high anion conductivity or low water solubility, high adhesion to catalyst or separator, cost, and solvent dissolution. Therefore, the present inventors have made it easy to establish both ion conductivity and poor solubility in water due to dissolution in a solvent and phase separation structure, and are superior to fluorine in terms of quality or cost. Patent Document 13 discloses a block copolymer system of styrene having an aromatic ring at a base bond and a quaternary ammonium group, and it is judged that the chain length of the extended base between the fourth-order and the aromatic ring can be increased. Heat resistance. A method for obtaining a chain length polymer of an alkyl group between a 4-stage ammonium group and an aromatic ring has been proposed to make chloromethyl styrene and ruthenium 201204755 Grignard reagent. The Gerry The reagent is reacted with a recarburizing agent such as dihalogenation to synthesize a styrene monomer having a carbon number of 2 or more, and a method of quaternizing the amine after polymerization (Patent Document 8); The Grignard reagent reaction 'synthesis of a method of quaternizing an amine by polymerizing a stupid ethylene monomer having a halogenated ordinal group of 2 or more (Patent Document 28); after introducing a olefin chain into the chloroquinone-based polystyrene A method of adding a brominated polymer compound to the olefin chain to obtain a brominated polymer compound and reacting the brominated polymer compound with an amine compound to form a quaternary amine (Patent Document 29), etc. However, according to Patent Document 8, 28. Even if a styrene monomer having a carbonization number of 2 or more is synthesized and a block polymer is produced using the same, the monomer is first reacted with a functionalized alkyl group under anionic polymerization conditions, and thus cannot be δ, and The monomer which is first reacted with an amine to form a salt is not soluble in the anionic polymerization solvent', so that the block polymer is not obtained in this case. Further, the methods of extending the alkyl group in Patent Documents 8 and 28 are not easily applied to the block copolymer-based joining resin. That is, 'when a strange amount of the block polymer of the raw material is subjected to conventional gas thiolation or gasification to react with magnesium, a Grignard reagent, a gas methyl group or a different polymer is prepared. The gas methyl group of the chain undergoes a coupling reaction to deactivate or crosslink the Grignard reagent to form an insoluble polymer, and thus the desired resin cannot be obtained. Further, according to Patent Document 29, a chloromethylated block polymer is introduced into a rare hydrocarbon in the block polymer via an aryl magnesium toothing.

虱的情形’末端溴化物會生成内部溴化物,不希 的聚合物。 ¥I 【先前技術文獻】 8 201204755 【專利文獻】 【專利文獻1】國際公開2009/081 931號小冊 【專利文獻2】特開2009-1 52075號公報 【專利文獻3】特開2009-1 73898號公報 【專利文獻4】特開20 0 9-143975號公報 【專利文獻5】特開20 0 9-0 93998號公報 【專利文獻6】特開20 0 9-0 91 580號公報 【專利文獻7】特公平02-042542號公報 【專利文獻8】特開平04-349941號公報 【專利文獻9】特開2000-21 2306號公報 【專利文獻10】特開2001-0 0 2738號公報 【專利文獻11】特開平1 1-273695號公報 【專利文獻12】特開平1 1-1 351 37號公報 【專利文獻13】特開2008-22661 4號公報 【專利文獻14】特開昭58-01 1 046號公報 【專利文獻15】特開200卜040 032號公報 【專利文獻16】特開昭60-08431 3號公報 【專利文獻17】特開昭61-098708號公報 【專利文獻18】特開昭63-042389號公報 【專利文獻19】特開平02-21 9801號公報 【專利文獻20】特開平02-283702號公報 【專利文獻21】特開平05-140298號公報 【專利文獻22】特表200 1 -525720號公報 【專利文獻23】特開2003-038965號公報 201204755 【專利文獻24】特開2003-09621 9號公報 【專利文獻25】特開2009-227728號公報 【專利文獻26】特開2009-140783號公報 【專利文獻27】特開2009-026690號公報 【專利文獻28】特開平1 1 — 06051 9號公報 【專利文獻29】特開2009-62452號公報 【非專利文獻】 【非專利文獻 1】Norman Rabjohn,Organic SynthesisIn the case of 虱, the end bromide will form an internal bromide, a polymer that is not desirable. I 先前 先前 2012 2012 2012 2012 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 [Patent Document 5] Japanese Laid-Open Patent Publication No. JP-A No. 20 0-9-93975 [Patent Document 5] Japanese Patent Laid-Open Publication No. Hei. No. Hei. No. 2000-349941 (Patent Document No. JP-A No. Hei. Japanese Laid-Open Patent Publication No. Hei No. Hei. No. Hei. No. Hei. No. Hei. Japanese Laid-Open Patent Publication No. JP-A-61-098708 (Patent Document No.) JP-A-63-042389 [Patent Document 19] JP-A 02-21-9801 [Patent Literature] [Patent Document No. 2] [Patent Document No. 2003-053965] [Patent Document 23] Japanese Laid-Open Patent Publication No. 2003-038965 [Patent Document 25] Japanese Laid-Open Patent Publication No. Hei. No. 2009- 126 728 [Patent Document 27] JP-A-2009-026690 (Patent Document 28) Japanese Patent Laid-Open No. Hei No. 2009-62452 [Non-Patent Document] [Non-Patent Document 1] Norman Rabjohn, Organic Synthesis

Collective Volume,第 4 卷(美國),John Wiley & SonsCollective Volume, Volume 4 (USA), John Wiley & Sons

Inc·發行,1 963 年,p· 582〜584。 【發明内容】 【發明所欲解決之問題】 本發明為解決上述習知技術的問題點,以提供耐熱性 冋、而且向陰離子傳導性或對水溶解性低、對觸媒或隔膜 尚接著性、低成本、對溶劑具有高溶解性、作為使用陰離 ^父換膜的固體高分子型燃料電池中的觸媒電極層的接合 樹月曰使用可在尚溫下發電的高輸出之陰離子傳導性樹脂及 其製造方法為目的。 【解決問題之技術手段】 "本發明人等H於上述課題進行積極研究。亦即發現 <過去已知的觸媒電極形成用的陰離子傳導性樹脂的前 體聚合物之具有氣甲基的嵌段聚合物,有效率地延長烧 :方法,可能良好解決上述課題,成功地開發由嵌段共 所構成的陰離子傳導性樹脂,以致提案本發明。 201204755 亦即’本發明為具有芳環的非交聯嵌段共聚物之難溶 於水的陰離子傳導性樹脂’具有在芳環具有如下式(1)所示 之具有銨鹽的親水性單元以及不具有該銨鹽的疏水性單 元, -(CH2)„-N+R'R2R3(X)z (1) (式中’ η為3〜6的整數’ R1、R2及R3各別為碳數1~5 的直鏈狀或分支鏈狀的烷基,、R2及R3可全部或部分相 互鍵結形成ί衣’ X為相對陰離子(counter anj_on),z為X 價數的倒數)。 再者,本發明為由上述嵌段共聚物所構成的陰離子傳 導性樹脂之製造方法,即,其特徵在於,使以保護基保護 經基的_化合物 Η9Κ〇Η2)η.χ-〇γ (2) (式中’Y表示羥基的保護基,Hal表示氯、溴或碘,η 與式(1)相同定義,乂為i以上、n—丨以下的整數) 與鎂或烷基鋰化合物反應,形成格里納試劑或有機鋰 化合物’該格里納試劑或有機锂化合物與具有芳環之非交 聯嵌段共聚物之難溶於水的樹脂反應,該難溶於水的樹脂 具有在芳環具有式(3)所示之取代基的單元及疏水性單元, -(CH2)X-Hal' (3) (式中,Hal’表示氣、溴或碘,X為1以上、n-l以下 的整數(但η與式(1)相同定義)) 201204755 去除經基的保護基之後,羥基變換為_素或磺酸酯, 之後與3級胺反應。 又’本發明為由上述陰離子傳導性樹脂所構成的觸媒 電極層形成用的接合樹脂。 再者,本發明為包括有機溶劑及上述接合樹脂的觸媒 電極層形成用的離子傳導賦予劑,以及以含有上述離子傳 導賦予劑、電極觸媒及溶劑為特禮支的固冑高分+型燃料電 池形成用的組成物。 使用該觸媒電極層形成用的組成物之觸媒電極層、及 具備該觸媒電極層的膜-電極接合體、及含有該膜_電極接 合體的燃料電池,也包含於本發明範圍。 【發明效果】 本發明之陰離子值道杜 寻導丨生树月曰具有較習知的陰離子傳導 性樹脂高的耐熱性,使用含有*此陰離子傳導性樹脂所構 成的觸媒電極層形成用的接合樹脂之離子傳導性賦予劑製 二媒電極層所構成的陰離子交換膜作為電解質使用的 固體咼分子型燃料電池, 相較於以習知的陰離子交換膜作 為電解質使用的固體其八工撕丨 φ ^ ^ 刀子型燃料電池,使在較高溫下發 電成為可能,因此可使雷 極觸媒的活性增加,可得到輕古 的電池輪出。又,不伸為水n j " 马水難洛性,因為是非交 可溶於溶劑,可在與電 F 乂聊性所以 43L -f ^ ^ W - 、 觸媒粒子混合之時製作電極觸媒 粒子分散性南的離子傳導性賦予劑。 觸媒 【實施發明之型態】 本發明之為具有关# 方衣的非父聯嵌段共聚物、具有在芳 12 201204755 環具有式(l)所示之具有銨鹽的親水性單元以及不具有該 銨鹽的疏水性單元之難溶於水的陰離子傳導性樹脂 -(CH2)„-N+R!R2R3(X)z (!) (式中,η為3〜6的整數,R1、尺2及R3各別為碳數卜5的直 鏈狀或分支鏈狀的烷基,、{^及R3可全部或部分相互鍵 結形成環,X為相對陰離子(c〇unter ani〇n),z為X價數 的倒數),在4級銨基與芳環之間有碳數3〜6的伸甲基,所 以相較於在芳環的节基位鍵結4級録基的陰離子傳導性樹 脂,對該4級敍基的親核反應的安定性高,其财熱性大為 優良因此’如果使用由上述構成的本發明之陰離子傳導 性樹脂所構成的觸媒電極層形成用的接合樹醋之觸媒電極 層,即使在阶以上的高溫也可安定發電。再加上,且有 擔任離子傳導的録鹽構造之親水性翠元,與疏水性單元分 別形成嵌段而進行嵌段丘乎a,m 奴,、聚合’因而具有相分離構造,離 子傳導度優良,難溶於水。又本發明之陰離子傳導性樹脂 不具有=聯構造,因此可溶於溶劑,相較於氣系,在對隔 膜的接著性或成本上較優。 本發明之陰離子傳導性樹脂 ^ ^ H 月曰马,具有芳環的非交聯嵌 #又共聚物,具有在芳環中呈 _ 瑕 _ a 八有式所示的銨鹽之親水性單 π及不具有該銨鹽的疏水性 性樹脂。 “之難溶於水的陰離子傳導 當具有芳環的嵌段共聚物 日匕从* & 心成父聯’陰離子傳導性椒 月曰作為觸媒電極層形成用的接 丨 層报士田从私7 ± 何月曰使用而作成觸媒電極 層形成用的離子傳導性賦予 电極 4 ’由於不溶於溶劑,因 201204755 此在與電極觸媒混合 電池輸出降低。—般而:與電極觸媒的分散性降低’導致 容劍田士士 又。,聚合物一旦形成交聯則不溶於 以’因此本發明之陰離子傳導性樹脂為非交聯。 又,在側鏈且右士 ,,、_ _ s ^ 、式(1)所示的銨鹽的親水性單位、盥不 =:鹽:疏水性單元,在無嵌段共聚合而任意共聚合 且有%㈣ 加該離子傳導性樹脂的離子料性而使 具有該敍鹽的親水性罝 s加,則該離子傳導性樹脂對水 的》谷解性提高,作或飽& 门#為觸媒電極層形成用的接合樹脂使用 觸媒電極層形成用的接合樹脂從觸媒電極層溶出,使 電池輸出變得不穩定。相反地,$了使對水的溶解性下降 而增加疏水性單元’則該離子傳導性樹脂的離子傳導产下 降,觸媒電極層的電阻增大而使電池輸出降低。又 因此’本發明之陰離子傳導性樹脂為上述親水性單元 及上述疏水性單元分別形成一部分(親水性部分及疏水性 部分)的嵌段共聚物。以下’以本發明一較佳實施例的陰離 子傳導性樹脂,舉例說明由此述嵌段共聚物所構成者。 本案發明中,陰離子傳導性樹脂為難溶於水,係定義 為對2Gt的水的溶解度(飽和水溶液中的陰離子傳導性樹 脂的濃度)為未滿i重量%,較佳為。·8重量%以了。本發明 之陰離子傳導性樹脂作為@體高分.子㈣料電池用的觸媒 電極層形成用的接合樹脂使料,陰離子傳導性樹脂有必 要為難溶於水。溶於水的情形中,構成固體高分子型燃料 電池在使用之時,作為觸媒電極層形成用的接合樹脂使用 的陰離子傳導性樹脂從觸媒電極層溶出,使電池輸出降低。 14 201204755 上述式(1)中η表示4級銨基與主鏈的芳環間的伸甲基 鍵的數目,為3〜6整數。η為!時,在节基位的氫形成錄 此谷易分解,n為2時,苄基位的氫為活性氫,被 拉出而使胺脫離因此不穩定。因此,Α 了得到耐熱性提升 的效果:n為3以上。相反地,t…以上,陰離子傳 導f Μ月曰的離子交換容量有降低的傾向,因此氣氧根離子 的陰離子傳導性降低。從耐熱性及陰離傳導性的觀點,較 佳η為3〜5。 上述式(1)中Rl、R2及R3各別為選自碳數1~5的直鏈 狀或分支鏈狀的烷基’沒有特別限定,R1、R2及R3可全部 或部分相互鍵結形成環’但在重視離子傳導性的情形,離 子=換容量可以更高,因此R1、R2及R3全部以離子傳導性 較向的甲基為佳。又在注重穩定性的情形,R1、R2及R3全 部相互鍵結,與“子形成環的㈣(qui㈣lidine)之石— 氫不在反向指向(antiperipUnar)的環系,或者^及V相 互鍵結,與N原'子形成環,石-氫全部以f基取代的 3’ 3’ 5’ 5-四甲基π比啶環,因為容易引起銨鹽的霍夫曼 (Hoffmann)分解而為較佳。 又 上述式(1)中X為相對陰離子(counter ani〇n),沒有 特別限疋Z為X價數的倒數。例如X為i價陰離子,z為 1 2 h陰離子,z & i /2等。本發明之陰離子傳導性樹脂 作為觸媒電極層形成用的接合樹脂使用時,X A氫氧根離 子奴西夂根離子、碳酸氫根離子,由於不阻礙電極觸媒反 應而為較佳者。 15 201204755 構成芳環中具有式( 架結構沒有特 不之銨鹽的親水性部份之骨 易的觀點,較佳為二:但是從在驗中穩定、合成或取得容 丨王与^本乙烯的 部分的聚合單4必全部置換為式、(:構。-又構成該親水性 予良好離子傳導性、 u)所不銨鹽。從可以賦 性樹脂中的芳環具難*於水的觀點’構成陰離子傳導 的導入量,希望是陰離(:::之銨鹽的部分的聚合單體 〇.3〜4.2ramc)1/g,較1生樹脂的離子交換容量為 中的親水性單位的比例:有二— 子傳導性、水難溶性二特別; 成「不-有式⑴所示之錢鹽的疏水性部分」的骨架 結構為賦予疏水性部分,沒有特別限制。從在驗中安定的 經系聚合物、例如可使用聚晞烴或乙稀芳香族化合物等、 合成或取得容易的觀點,聚乙晞(Polyethylene)、聚㈣ (Polypropylene)、聚丁烯(p〇lybutylene)、聚異丁烯 (Polyisoethylene)及此等的共聚物(含有氫化聚丁二烯或 聚異戊二烯的聚合物的骨架結構)等的聚烯烴為佳。 兩個部分也可形成二嵌段共聚物,或三嵌段共聚物, 或夕嵌#又共聚物’但是從容易合成或取得的觀點,二歲段 或三嵌段共聚物為佳。 個別嵌段的分子量(聚合度)或嵌段間的長度比等,沒 有特別限定,可視嵌段共聚物的形式(二嵌段、三嵌段、多 嵌段)或注重的物性(離子傳導度、水難溶性)來決定。 201204755 適合上述條件的嵌段共聚物,例如聚苯乙稀-聚(伸乙 土申丁基)聚苯乙稀三喪段共聚物(sebs)、聚苯乙稀一聚 (伸乙基#丙基)_聚笨乙烯三嵌段共聚物(卿s)、聚苯乙 稀聚(伸乙基-伸乙基_伸丙基乙稀三嵌段共聚物 (EEPS)等的笨乙稀單位具有式⑴所示的敍鹽作為取代基 親水II。卩刀,以及不具有該銨鹽的疏水性部分之嵌段共 聚物。 本實細*型態的陰離子傳導性樹脂的製造方法,以下述 方法製造者為有效率,而且在成本上也較佳。 (i)使下式(2)所示之以保護基保護經基的齒化合物 Ha,-(CH2)n-x-〇Y (2) (式中’Y表示羥基的保護基,Hal表示氯、溴或碘,η ”式(1)相同定義,X為1以上、η_ι以下的整數) 與鎮或烧基鐘化合物反應’形成格里納試劑或有機链 化合物, (i i)該格里納試劑或有機鋰化合物與具有芳環之非交 聯嵌段共聚物之具有在該芳環具有下式(3)所示之取代基 的單元及疏水性單元之難溶於水的樹脂反應 -(CH2)X-Har (3) (式中’ Hal’表示氯、溴或碘,X為1以上、n-l以下 的整數(但η與式(1)相同定義)), 去除羥基的保護基之後,羥基變換為鹵素或磺酸酯, 17 201204755 (ill)之後,與3級胺反應,形成銨鹽。 百先,上述式(2)所示之以保護基保護羥基的鹵化合 物,與鎮或烧基鐘化合物反應,作成格里納試劑或有機裡 化合物。 述弋()中γ為經基保護基,可與格里納試劑或有 機鋰化。物反應者’沒有特別限定。例如可使用―aIssued by Inc., 1963, p. 582~584. SUMMARY OF THE INVENTION [Problems to be Solved by the Invention] The present invention solves the problems of the above-mentioned prior art to provide heat resistance, low conductivity to anions or water, and adhesion to a catalyst or a separator. High-efficiency anion conduction that can generate electricity at room temperature, low-cost, high solubility to solvents, and a bonding electrode layer of a catalyst electrode layer in a polymer electrolyte fuel cell using an anion exchange film The resin and its manufacturing method are for the purpose. [Technical means for solving the problem] " The present inventors have conducted active research on the above-mentioned subject. In other words, it has been found that a block polymer having a gas methyl group as a precursor polymer of an anion conductive resin for forming a catalyst electrode in the past is effective in extending the calcination method, and the above problems may be satisfactorily solved. The present invention has been proposed to develop an anion conductive resin composed of a block. 201204755, that is, 'the water-insoluble anion conductive resin having a non-crosslinked block copolymer having an aromatic ring' has a hydrophilic unit having an ammonium salt represented by the following formula (1) in the aromatic ring; a hydrophobic unit having no such ammonium salt, -(CH2)„-N+R'R2R3(X)z (1) (wherein η is an integer of 3 to 6', R1, R2 and R3 are each a carbon number 1~5 linear or branched chain alkyl groups, R2 and R3 may be bonded to each other in whole or in part to form a coating 'X is a relative anion (counter anj_on), and z is the reciprocal of the X valence). The present invention is a method for producing an anion conductive resin composed of the above block copolymer, that is, a compound which protects a radical by a protecting group, Η9Κ〇Η2)η.χ-〇γ (2) (wherein Y represents a protecting group of a hydroxyl group, Hal represents chlorine, bromine or iodine, η is the same as defined in the formula (1), and 乂 is an integer of i or more and n-丨 or less) reacts with a magnesium or an alkyllithium compound to form Gliner reagent or organolithium compound' is insoluble in the Grignard reagent or organolithium compound and non-crosslinked block copolymer with aromatic ring Resin reaction, the poorly water-soluble resin has a unit having a substituent represented by formula (3) in the aromatic ring and a hydrophobic unit, -(CH2)X-Hal' (3) (wherein Hal' represents Gas, bromine or iodine, X is an integer of 1 or more and nl or less (but η is the same as defined in formula (1))) 201204755 After removing the protecting group of the radical, the hydroxyl group is converted to a _ or a sulfonate, followed by a level 3 Further, the present invention is a bonding resin for forming a catalyst electrode layer composed of the anion conductive resin. The present invention is an ion conduction for forming a catalyst electrode layer including an organic solvent and the above-mentioned bonding resin. The agent and the composition for forming a solid high-concentration + type fuel cell containing the ion conductivity imparting agent, the electrode catalyst, and the solvent are used as a catalyst. The catalyst for forming the composition for the catalyst electrode layer is used. The electrode layer, the membrane-electrode assembly including the catalyst electrode layer, and the fuel cell including the membrane-electrode assembly are also included in the scope of the present invention. [Effect of the Invention] The anion value of the present invention Shengshu Yueqi has a better knowledge The anion-conducting resin has a high heat resistance, and an anion exchange membrane made of a second electrode layer made of an ion conductivity imparting agent containing a binder resin for forming a catalyst electrode layer composed of the anion conductive resin is used as an electrolyte. Solid 咼 molecular fuel cell, compared with the solid anion exchange membrane used as an electrolyte, its eight-worker 丨 φ ^ ^ knife-type fuel cell, making it possible to generate electricity at higher temperatures, thus enabling lightning strikes The activity of the medium is increased, and the light battery can be obtained. In addition, it does not extend to water nj " horse water is difficult to be pure, because it is non-crossing soluble in solvent, can be chatted with electricity F, so 43L -f ^ ^ When W - and the catalyst particles are mixed, an ion conductivity imparting agent for dispersing the south of the electrode catalyst particles is produced. Catalyst [Formation of the Invention] The present invention is a non-parental block copolymer having a coating, having a hydrophilic unit having an ammonium salt represented by the formula (1) in the ring of 2012 12,055,55 and A poorly water-soluble anion conductive resin having a hydrophobic unit of the ammonium salt -(CH2)„-N+R!R2R3(X)z (!) (wherein η is an integer of 3 to 6, R1 The ruler 2 and the R3 are each a linear or branched chain alkyl group having a carbon number of 5, and {^ and R3 may be bonded to each other in whole or in part to form a ring, and X is a relative anion (c〇unter ani〇n). , z is the reciprocal of the X valence), and there is a methyl group having a carbon number of 3 to 6 between the 4-stage ammonium group and the aromatic ring, so the anion of the 4th-order group is bonded to the node group at the aromatic ring. The conductive resin has high stability to the nucleophilic reaction of the four-stage group, and is excellent in the heat-generating property. Therefore, the joint for forming the catalyst electrode layer composed of the anion-conductive resin of the present invention having the above-described composition is used. The catalyst electrode layer of the tree vinegar can stabilize the power generation even at a high temperature above the order. In addition, there is a hydrophilic green that serves as a salt-conducting structure for ion conduction. Forming a block with a hydrophobic unit to carry out block block a, m slave, and polymerization' thus having a phase separation structure, excellent ion conductivity, and poorly soluble in water. Further, the anion conductive resin of the present invention does not have = The structure is therefore soluble in the solvent, and is superior to the gas system in terms of adhesion to the separator or cost. The anion conductive resin of the present invention is a non-crosslinked inlay with an aromatic ring. The copolymer has a hydrophilic single π which is an ammonium salt represented by the formula _ 瑕 _ a octagonal in the aromatic ring and a hydrophobic resin which does not have the ammonium salt. The ring-block copolymer of the ring from the * & heart into the father's 'anion-conducting peppers as the catalyst layer for the formation of the catalyst layer, the newspaper layer used to make the catalyst electrode from the private 7 ± He Yuet The ion conductivity imparting electrode 4' for layer formation is insoluble in a solvent, and the output of the battery is lowered in combination with the electrode catalyst due to 201204755. In general, the dispersibility of the electrode catalyst is reduced, which leads to Rong Jiantian. The polymer is insoluble once formed into a crosslink. Thus, the anion conductive resin of the present invention is non-crosslinked. Further, in the side chain, the right-handed, _ _ s ^, the hydrophilic unit of the ammonium salt represented by the formula (1), 盥 not =: salt: hydrophobic unit, and any copolymerization without block copolymerization In addition, if the ionic property of the ion-conductive resin is added and the hydrophilic 罝s having the salt are added, the solubility of the ion-conductive resin to water is improved, and the gate is The bonding resin for forming the catalyst electrode layer is eluted from the catalyst electrode layer using the bonding resin for forming the catalyst electrode layer, and the battery output is unstable. Conversely, if the solubility in water is lowered and the hydrophobic unit is increased, the ion conduction of the ion conductive resin is lowered, and the resistance of the catalyst electrode layer is increased to lower the battery output. Further, the anion conductive resin of the present invention is a block copolymer in which the hydrophilic unit and the hydrophobic unit form a part (a hydrophilic portion and a hydrophobic portion), respectively. Hereinafter, the anion conductive resin according to a preferred embodiment of the present invention will be exemplified by the block copolymer described above. In the invention of the present invention, the anion conductive resin is poorly soluble in water, and is defined as a solubility in water of 2 Gt (concentration of an anion conductive resin in a saturated aqueous solution) of less than i% by weight, preferably. · 8 wt%. The anion conductive resin of the present invention is used as a bonding resin for forming a catalyst electrode layer for a high-concentration sub-fourth battery, and the anion conductive resin is insoluble in water. When the polymer electrolyte fuel cell is used, the anion conductive resin used as the bonding resin for forming the catalyst electrode layer is eluted from the catalyst electrode layer to lower the battery output. 14 201204755 η in the above formula (1) represents the number of methyl groups extending between the 4-stage ammonium group and the aromatic ring of the main chain, and is an integer of 3 to 6. η is! At the time of hydrogen formation at the base of the node, the valley is easily decomposed. When n is 2, the hydrogen at the benzyl group is an active hydrogen, which is pulled out to desorb the amine and is therefore unstable. Therefore, the effect of improving the heat resistance is obtained: n is 3 or more. On the other hand, at t... or more, the ion exchange capacity of the anion-conducting f Μ 曰 倾向 is lowered, so that the anion conductivity of the oxy-ion ion is lowered. From the viewpoint of heat resistance and negative conductivity, it is preferable that η is 3 to 5. In the above formula (1), each of R1, R2 and R3 is a linear or branched alkyl group selected from the group consisting of carbon atoms of 1 to 5, and is not particularly limited, and R1, R2 and R3 may be bonded to each other in whole or in part. Ring 'but in the case of importance ion conductivity, ion = change capacity can be higher, so R1, R2 and R3 are all better than the methyl group with relatively good ion conductivity. Also in the case of stability, R1, R2, and R3 are all bonded to each other, and the "stone" of the "sub-formation ring" (qui) is not in the reverse-orientation (antiperipUnar) ring system, or ^ and V are bonded to each other. , a 3' 3' 5' 5-tetramethyl π-pyridyl ring in which the N-former forms a ring and the stone-hydrogen is all substituted with a f group, because it is easy to cause Hoffmann decomposition of the ammonium salt. Further, in the above formula (1), X is a relative anion (counter ani〇n), and there is no particular limitation that Z is a reciprocal of the X valence. For example, X is an i-valent anion, z is an anion of z 2 h, z & i When the anion conductive resin of the present invention is used as a bonding resin for forming a catalyst electrode layer, the XA hydroxide ion nucleus ion and the hydrogencarbonate ion are not inhibited by the electrode catalyst reaction. 15 201204755 The idea of constituting an aromatic ring having a hydrophilic structure of a hydrophilic structure having no ammonium salt, preferably two: but from the test, it is stable, synthetic or ^Polymerized part 4 of the part of the present ethylene must be completely substituted into the formula, (: structure. - and constitute the hydrophilic For the good ion conductivity, u) the non-ammonium salt. The amount of the anion conduction introduced from the viewpoint that the aromatic ring in the resin can be difficult to be formed from the viewpoint of water is desired to be an anion (::: part of the ammonium salt) The polymerization monomer 〇.3~4.2ramc)1/g, the ratio of the hydrophilicity unit in the ion exchange capacity of the primary resin is: two-sub-conductivity, water-insoluble, two special; The skeleton structure of the hydrophobic portion of the money salt shown in (1) is a hydrophobic portion, and is not particularly limited. From the warp-knitted polymer which is stable in the test, for example, a polyfluorene or an ethylene aromatic compound can be used for synthesis. Or easy to obtain, Polyethylene, Polypropylene, Polybutylene, Polyisoethylene, and copolymers containing hydrogenated polybutadiene or polyisoprene A polyolefin such as a olefinic structure of a diene is preferred. The two parts may also form a diblock copolymer, or a triblock copolymer, or an intercalation copolymer, but are readily synthesized or obtained. The viewpoint is that a two-year-old or triblock copolymer is preferred. The molecular weight (degree of polymerization) of the individual blocks or the length ratio between the blocks, etc., is not particularly limited, and may be in the form of a block copolymer (diblock, triblock, multiblock) or an important property (ion conductivity). It is determined by the insoluble water. 201204755 Block copolymers suitable for the above conditions, such as polystyrene-poly(ethylene tert-butyl) polystyrene three-segment copolymer (sebs), polystyrene-poly ( Ethyl ethyl propyl) _ polystyrene ethylene triblock copolymer (Qing s), polystyrene (extended ethyl - stretching ethyl _ propyl ethylene triblock copolymer (EEPS), etc. The stupid ethylene unit has a salt represented by the formula (1) as a substituent hydrophilic II. A file, and a block copolymer having no hydrophobic portion of the ammonium salt. The method for producing an anion conductive resin of the present invention is effective in the production of the following method, and is also preferable in terms of cost. (i) a compound of the following formula (2), which protects the transdentate tooth compound Ha,-(CH2)nx-〇Y (2) (wherein Y represents a protecting group of a hydroxyl group, and Hal represents chlorine, bromine Or iodine, η" is the same as defined in formula (1), X is an integer of 1 or more and η_ι or less) reacts with a smectic or pyridyl compound to form a Grignard reagent or an organic chain compound, (ii) the Grina reagent or The organolithium compound reacts with a non-crosslinking block copolymer having an aromatic ring and a resin having a substituent represented by the following formula (3) in the aromatic ring and a poorly water-soluble resin of the hydrophobic unit - (CH2) X-Har (3) (In the formula, 'Hal' means chlorine, bromine or iodine, X is an integer of 1 or more and nl or less (but η is the same as defined in the formula (1)), and after removing the protecting group of the hydroxyl group, the hydroxyl group is converted. After halogen or sulfonate, 17 201204755 (ill), react with a tertiary amine to form an ammonium salt. Hundreds of first, a halogen compound represented by the above formula (2) protecting a hydroxyl group with a protecting group, and a town or a burning base The compound is reacted to form a Grignard reagent or an organic compound. In the oxime (), γ is a radical protecting group, and can be combined with a Grignard reagent or an organic lithium. The reactants are not particularly limited. For example, "a" can be used.

Greene, Protective Groups in Organic Synthesis, Wiley “〇ns,簡,Chapter n,p l"8記載之縮i系、輕 系等保護基。特別是為了可在酸性條件下導人保護基,較 佳為甲氧基甲基m南基(tetrapyranyi)、四氯咬喃 基(tetrafuranyi)、乙氧基乙基、卜丁基等。Greene, Protective Groups in Organic Synthesis, Wiley "〇ns, Jane, Chapter n, p l"8, such as the i-type, light-based protective groups, etc., especially in order to guide the protective group under acidic conditions, preferably Methoxymethyl m-tetrapyranyi, tetrafuranyi, ethoxyethyl, butyl and the like.

Hal表示氣、漠或蛾’從容易取得及反應性的平衡來 看,較佳為溴。 η與式(1)相同疋義’表示所得的陰離子傳導性樹脂中 銨鹽基與主鏈的芳環之間的伸甲基鏈的長度,$ Η整數。 X表示如下述之具有芳環之非交聯的嵌段共聚物的芳 $哀上置換的式⑻所示之取代基的伸甲基鏈的長度,為】以 上、n-1以下的整數。 式⑵所示之以保護基保護經基的㈣合物,_化的 可如上述有關保護基的書籍等公知方法保護而合成。 南化的醇,當伸甲基鏈為2及3者,為氣化物、漠 物、碘化物,或為4者為氣化物 u切由 Sigma Aldrich 等 伸曱基鍵為5的鹵化的醇可棋白古杜 ^ ^ 咚』仵自市售的5-鹵化戊酸 在醚4溶劑中經氫化硼鋰等還原 ^ 例如 Keinan,^ 18 201204755 人,SyntheSlS,Theme 發行,1991 卷,1991 年,ρ·64η43 所示的合成方法。 Ή基的„式劑可根據保護基的種類從市售的試劑 選擇。如果是甲氧基甲美 ^ ^基市售有二甲氧基甲烷,如果是 四虱:南基’市售有二氫。比喃,如果是四氫呋喃基,市售 有了風夫南’如果是乙氧基乙基,市售有乙基乙稀越,如 果是t-丁基’市售有甲基卜丁基醚等。 原料的齒化醇在強驗條件下使函化物反應,因此希望 在中性至酸性條件下I^ ^ 保護的’一般在酸性條件下,應該 被保護的函化醇的經基經由形成保護基的化合物增加雙鍵 而形成I甲氧基甲基或卜丁基在酸性條件下經越交換反 應而導入。 幾基被保濩的_化物作為格里納試劑中具有被保護 的Μ基的氣化物'漠化物或硬化物與鎮在趟或四氮咬喃等 办劑中反應而可调製。此處使用的鎮為通常以氧化物被膜 包覆’去除此被膜進行前處理而使活性化是必要的。前處 理可使用公知方法,例如在溶劑中㈣,使鎂彼此衝突或 鎂與授拌翼或容器壁衝突,或者經過搓合使活性化,或經 超音波震動使活性化’或與少量峨或二漠乙院等的活性劑 反應而使活性化。又兩次以下調製格里納試劑的情形,保 存少量的-次調製的格里納試劑’此格里納試劑也可作為 活性劑使用。活化的鎮通常不會取出,與經基被保護的齒 化物反應。通常m基被保護的_化物溶解於使用的溶劑, 希望每次少量添加。此時的溫度根據齒素的種類但是通 19 201204755 下進行的抑制偶合反應者為佳。溫度過高時,生 成、、内D式劑之後與每次少量添加的羥基被保護的鹵化 物反應不成得到希望的格里納試劑。 罗二土被保4的齒化物形成有機鋰化合物中可使具有 m的趣基的南化物與丁基經等有機經化物或金屬裡反 應而調製。此情形也通常在室溫以下抑制偶合反應為佳。 之後所得的格里納試劑或有機鋰化合物與具有芳環 的非交聯嵌段並平& 又/、I物之具有在該芳環具有上述所示之 取代基的親水性部分及疏水性部分之難溶於水的樹脂反 應。 式(3)中,Hal, ± A , nal 表不氣、溴或碘,以容易合成的理由, 較佳為氣。 X表不取代基的伸曱基鏈的數目,為1以上、n-1以下 的整數。從容易合成的觀點,χ較佳為卜 n與式(1)相同定義’表示所得的陰離子傳導性樹脂中 ㈣鹽基與芳環之間的伸甲基鏈的數目,為3~6的整數。 為具有芳%的非交聯的嵌段共聚物且具有在該芳環具 ' 所示之取代基的親水性部分及疏水性部分的 難+於水的樹脂’為具有芳環的非交聯的嵌段共聚物,具 入上述式(3)所示之取代基的芳環之親水性部分及 疏水ί·生u卩分的難溶於水的樹脂(以下稱為原料樹脂)的芳環 經鹵烷基化而得。 該原料樹脂為具有芳環的非交聯的嵌段共聚物,具有 —卜 入_L述式(3 )所示之取代基的芳環之親水性部分及疏 20 201204755 水性部分的難、、突 有可導入上式⑻’沒有特別限^。該原料樹脂之具 驗中安定的骨年Γ槿不之取^基的芳環的親水性部分,為在 吸引基取代給基的W以電子 反應而為較佳者二0為容易進行之後嫩基化 由聚…容易合成或取得的觀點,較佳為 在驗中〜所構成㈣分。又難溶於水的部分較佳仍然為 的骨架結構’較佳為煙系聚合物,例如聚稀烴 2稀芳族化合物聚合物等。從容易合成或取得的觀點, #烯聚丙稀、聚丁稀、聚異苯乙燦及此等的共聚物(含 有虱化的聚丁二烯或聚異戊二烯(polyi soprene )的聚合物 的骨架結構)等的聚烯烴所構成的部分更佳。 兩個。卩刀也可形成二嵌段共聚物,或三嵌段共聚物, 或夕甘入奴共聚物,但是從容易合成或取得的觀點,二嵌段 或二嵌段共聚物為佳。 個別的嵌段分子量(聚合度)或嵌段間的長度比等,沒 有特別限疋,可視嵌段共聚物的形式(二嵌段、三喪段、多 嵌段)或注重的物性(離子傳導度、水難溶性)來決定。 作為該原料樹脂,適合上述條件的嵌段共聚物,例如 聚苯乙稀—聚(伸乙基-伸丁基)-聚苯乙烯三嵌段共聚物 (SEBS)、聚苯乙烯-聚(伸乙基_伸丙基)_聚苯乙烯三嵌段共 聚物(SEPS)、聚苯乙烯-聚(伸乙基一伸乙基—伸丙基聚苯 乙烯三嵌段共聚物(SEEPS)等。 該原料樹脂的鹵院基化方法可使用公知方法,例如將 溶解原料樹脂的溶液中,使三聚曱醛(paraf〇rmaldehyde) 21 201204755 或三噁烷(tri0xane)與齒化 反應等而可合成。此時,以氣化錫與氣甲基甲基峻 添加也可i如可使㈣易士酸作為觸媒 … 使用特開2°°5-126532號公報記載,在 路易士酸觸媒的存在下,併 . 劑,緩由“庙/ 縮盤化合物與齒化 :二由在反應糸中使氣甲基化劑作用,使南甲基化的方 ’者根據化學會編’新實驗化學講座19卷,高分子 學「I」’初版(第3刷),丸善株式會社,昭和53年 ^日(昭和60年5月1G日)第如頁記載,在氯化錫觸媒 子在下使用氣曱基甲基醚,使鹵甲基化的方法等。 具有上式(3)所示的取代基之樹脂、與從上式⑺所示 之以保護基保護經基的函化物所得的格里納試劑或有機鐘 化合物反應,去除羥基保護基,使羥基再生。 任一個反應場合皆將具有上式(3)所示之取代基的樹 脂溶於四氫呋喃等的溶劑’經由緩緩地滴下格里納試劑或 有機經化σ物使其反應。此時溫度通常為室溫至約1 〇 〇它 為佳,反應時間通常為約1小時至24小時。 關於保護基的脫離也可根據脫離基的種類使用公知的 方法了使用上述書籍記載的方法。通常使用酸水解法, 與過量剩餘的稀鹽酸接觸,因為操作簡便為佳。 再生的經基以已知方法轉換為函化物或績酸酯。 例如在氣仿等鹵化烴溶劑中,與磺醯氣(sulfuryl chloride)或亞硫醯乳(thionyl chloride)加熱’得到氣化 物’與三溴化磷等反應,得到溴化物。又曱苯磺酸氣或甲 燒續酸氣在鹼存在下反應,也可形成磺酸酯。由於容易進 22 201204755 行之後的銨化’轉換為溴化物者為佳。 之後與3級胺反應,得到四級錢鹽。 反應在3級胺與溶劑中接觸進行,不必一定將樹脂溶 於溶劑。又3級胺較佳對樹脂中㈣化物或磺酸醋為過量 使用’通常為1-〇5莫耳倍至1〇莫耳倍’有鑑於使用的3 級胺的成本,如果不變得不經濟,也可使用100莫耳倍以 上。反應溫度可根據使用的3級胺的沸點但通常為室溫 至約10『C ’視情況可以加壓。過剩使用6"級胺,因為 樹脂不溶於水,所以可以鹽酸等洗淨而輕易去除。 如此所得的陰離子傳導性樹脂通常具有以豳化物離子 ^黃酸根離子作為相對離子(e_ter—)的4級銨基,但 是由於此陰離子傳導性樹脂作為氫氧根離子傳導型的燃料 電池用的接合樹脂使用,在容易得到燃料電池高輸出的觀 點較佳將4級録基的相對離子離子交換為氣氧根離子、 碳酸根離子、碳酸氫根離子任一種。 離子乂換4級敍基的相對離子的方法可依據習知條件 進行。例㈣於離子交換為氫氧根離子的情料細說明, 將上=陰離子傳導性樹脂浸潰於氫氧化納水溶液、氫氧化 :水冷液等的氫氧化鹼水溶液中。氫氧化鹼水溶液的濃度 有特別限定,_般為約Q•卜〜。卜rl ,又浸潰溫度為 〜6〇C,浸潰時間為約〇 5〜48小時。 、2發明之陰離子傳導性樹脂可作為觸媒電極層形成用 ' σ 特別疋作為以陰離子交換膜作為電解質使用 的固體问分子型燃料電池的觸媒電極層形成用的接合樹脂 23 201204755 為較佳使用。由本發明略 曼月的陰離子傳導性樹脂所構成的觸媒 電極層形成用的接合嫩, f月日可從本發明的陰離子傳導性樹 月曰之中選擇早-樹脂來構成’也可混合離子交換容量、分 子量、骨架結構等不同的複數個本發明陰離子傳導性樹脂 來構成,不特別限於這些。 由本發明的陰離子傳導,w讲日t & &上 、 丁得v性樹脂所構成的觸媒電極層形 成用的接合樹脂,為了適用於田牌古八7 k用於固體円分子型燃料電池的觸 媒電極層’溶於或分散於 耿、璉自下述圯載的溶劑之中的單一 溶劑或2種以上的溶劑中 齊J中作為含有溶劑及觸媒電極層形 成用的接合樹脂之觸婼雷 蜩琛電極層形成用的離子傳導性賦予 劑,為較佳使用。此觸媒雷 、電極層开y成用的離子傳導性賦予 劑’具體為塗佈在與觸媒雷 八 、咽琛電極層的固體尚分子電解質膜接 5面的表面’配合含有電極觸媒粒子的觸媒電極層用的组 合物使用。 、 調製觸媒電極層形 的溶劑沒有特別限定, 的接合樹脂的離子交換 例如可從下述之溶劑中 成用的離子傳導性賦予劑時所使用 但是鑒於溶解的觸媒電極層形成用 容量、分子量、骨架的組成比例等, 適當選擇最適宜者。 ^如曱醇L醇、卜丙醇、2_丙醇、卜丁醇、卜丁醇 己醇、環己醇、2-乙氧基乙醇等的醇類;丙酮、甲基乙 基酮等的_類;乙酸乙酯、乙酸異丁酯等的酯类員;乙腈、 _腈(1113 1011:^116)等的腈類;?^_二甲基甲酿胺、以 —曱基乙酿胺、N-审:a。 / ’ 甲基-2-吡咯烷酮(pyrr〇Hdin〇ne)等^ 酿胺類;二甲某^, ' 甲暴亞風%丁砜(sulfolane)等砜類;二乙醚 24 201204755 二甲氧基乙烷、四氫呋喃、二噁烷⑷。·。等醚類; ,烷曱本、笨等的烴類;氣仿、二氣甲烷等的氣化烴類 等的溶劑。這些可單獨使用或組合2種以上使用。組合2 種以上的情形,也可使用水作為溶劑之一。 本發明之觸媒電極層形成用的離子傳導賦予劑,如果 配合觸媒電極層形成用的接合樹脂的各物性適當選擇最適 合的溶劑組成’為不使觸媒電極層形成用的接合樹脂凝集 且均勻洛解或分散。為了形成均勻的觸媒電極層,本發明 之觸媒電極層形成㈣料料賦予劑教在保存中以樹 脂不沉降的程度分散,更佳為溶解者。對溶劑的觸媒電極 層形成用的接合樹脂的溶解性、分散性可經由離心法或加 壓過據法分離不溶的成分或經由所製作的離子傳導性賦予 劑的/蜀度測定等來確認。 、發月的電極觸媒層形成用的離子傳導性賦予劑中, 因上述陰離子傳導性樹脂作為觸媒電極層形成用的 接口树月曰,沒有增稠物’因此可能使觸媒電極層形成用的 接合樹脂高濃度化,對於溶齊"00重量部,雖觸媒電極層 心成用的接合樹脂為5〜1G重量部的高濃度區域,觸媒電極 層形成用的接合樹脂也不會凝固’提供均勾溶解的離子傳 導性賦予劑。 本發明的電極觸媒層形成用的離子傳導性賦予劑中的 觸媒電極層形成用的接合樹脂的濃度,沒有特別限制,可 視溶劑與觸媒電極層形成用的接合樹脂的組合對電極觸 媒的使用里、黏度、觸媒電極層形成用的組合物在作成時 25 201204755 ❿又収寺而適當決定。又,黏度的調整視觸媒電極層形 成用=组成物在作成時的使用態樣,㉟當選擇溶劑種類與 使用^。通常’觸媒電極層形成用的接合樹脂濃度為0」 重量%至30重量%,較佳為1重量%至10重量%的程度。. 又本發明之上述觸媒電極層形成用的離子傳導性賦予 劑除了觸媒電極層形成用的接合樹脂、溶劑以外,在無 損於,發明之旨趣的範圍下’也可含有黏著劑、黏度調整 劑几氧化训、熱穩定劑等的添加成分。使用這些添加成 2情形時’對於溶劑100重量部,添加成分總計為5重 里沣’較佳為1重量部以下的比例使用為所希望者。 車又佳使用為黏著劑的樹脂,例如聚四氟乙烯、聚氟亞 =烯(?^丫〇1401*0^1^11(16116)、四氟乙烯_全氟烷基乙烯醚 一聚物等的氟系聚合物;聚喊驗酮、聚越;6風、苯乙稀•丁二 烯共聚物等的㈣聚合物;#系聚合物等。這些可單獨使 用也可混合2種以上使用。黏著劑有增強觸媒電極層的 物理強度的效果’經乾燥濕潤可緩和觸媒電極層的伸縮張 力’寄予長期連續可得到優良電池輪出的發電性能的穩定 性。 黏度調整劑可單獨或混合使用曱醇、乙醇、1-丙醇、 2-丙醇、1-丁醇、2_丁醇、四氫呋喃、14_二噁烷、n—丙 基醚等的有機溶劑,或羧甲基纖維素、甲基纖維素、羥基 乙基纖維素、或纖維素等、聚乙二醇、聚乙稀醇、聚乙烯 。比0各酮、或聚曱基乙烯醚等。 抗氧化劑例如(阻礙)酚系、一價或二價的硫系、三價〜 26 201204755 五價的磷系、苯酚系、笨併=α坐系、 町一坐糸阻礙胺糸、丙烯酸氰 酯系、水楊酸系、草酸苯胺系的各化合物為較佳例。 本發明之觸媒電極層形成用的離子傳導性賦予劑,由 觸媒電極層形成用的接合樹脂、溶劑、以及視需要額外添 加的添加成分,以常法混合,使上述陰離子傳導性樹脂: 溶劑中溶解或分散而獲得。 在製造觸媒電極層形成用的離子傳導性賦予劑時的觸 媒電極層形成用的接合樹脂之溶解或分散時間,沒有_ 限制,可從溶解或分散的觸媒電極層形成用的接合 離子交換容量、分子署、典 月架、,-。構的組成比及使用的溶劑 性質等,適宜調整。 在製造觸媒電極厚取# m 电毺層形成用的離子傳導性賦予劑時的 媒《層形成用的接合樹脂之溶解或分散溫度也沒有特別 限疋’可從溶解或分散的觸媒電極層形成用的接合樹 離子交換容量、分子晉、典Λ 月术結構的組成比及使用的溶劑 性質等,適宜锢敕 / D整,但較佳為20eC ~18〇t,特別以 4(TC〜15(TC為佳。又伟田沾〜 行別以 吏用的洛劑沸點較適當溶解或分散溫 度低的情形,使用苒厭文严 D壓r、、、氣鍋等的加壓容器,加熱溶劑至 沸點以上的溫唐花;士、% 成加壓狀態而溶解或分散也可。 本發明之觸媒雷招_展 ,, 層用的組合物含有上述觸媒電極層 形成用的離子傳導性醅不十▼ ,^ a 賦予蜊、電極觸媒及溶劑。此處,觸 媒電極層形成用的組合 物表不製作固體高分子型燃料電池 的觸媒電極層用的組合物(塗佈液)。 電極觸媒粒子糸带 一電極觸媒擔載於碳或金屬氧化物等的 27 201204755 電子導電體者、或雷极雄丄甘^ 〇。 /電極觸媒的早體。為了使觸媒的使用量 少且觸媒電極層的電子導電性高,使用預先擔載於電子導 電體者為佳。 電極觸媒為促進氫的氧化反應及氧的還原反應之物 質,沒有任何限定,例如銘、金、銀、纪、銀、錢、釘、 錫、鐵、銘、錄、銷、鶴、飢或者由這些合成的合金等。 電子導電體為電子導電性物質,沒有任何限定如 導電性碳黑、车半砝其 反 s (carbon nanotube)、活性碳、金屬 氧化物等。 屬 電極觸媒的粒子體積 顸,义有特別限疋。又電子導電性物 3載的電極觸媒的量為有效發揮觸媒活性的量,沒有 特另J限疋,但電極觸媒擔載量,對於電子導電性物質1 〇. 01 〜9. 〇g-金屬/g_碳, 平又住马〇. 〇2〜4. Og-金屬/g_碳的範 圍。 …本發明之觸媒電極層用的組合物所使用的溶劑可為使 的=媒!:極層形成用的陰離子傳導性賦予劑溶解或分散 去* /又有特別限定’但例如可從下述溶劑中選擇適宜 者0 1己酿“:醇6醇、卜丙醇、2-丙醇、卜丁醇、卜丁醇、 -、環己醇、2-乙氧基乙醇等的醇類;丙酮 基_等的酮類;乙酸乙酯、7紿s Τ 土乙 - 乙酸異丁酯等的酯類;乙腈、 丙二腈(mal〇nitrile)等的腈類;U-…甲醯胺好 :尹基乙酿胺、"基_2,各烧酮(呢 等 醯胺類,·二f基亞颯、環 ne)#的 哀丁磾(sulfolane)等砜類;二乙醚、 28 201204755 1’2-二甲氧基乙烷、四氫呋喃、二噁烷(di〇xane)等醚類. 己烧、甲苯等的烴類;氣仿、二氣甲烧等的氣化煙類 等的溶劑。這些可單獨使用或組纟2種以上使用。組合2 種以上的情形,也可使用水作為溶劑之一。 ° 本發明之觸媒電極層用的組合物可視需要含有分散 劑、碳纖維、黏著劑、撥水劑等的其他成份。 分散劑例如陰離子界面活性劑、陽離子界面活性劑、 兩性界面活性劑、非離子界面活性劑等的界面活性劑:本 發明之觸冑電極層料組合物添加上述分散料,在保存 穩定性及流動性上優良,塗工時的生產性提升。 碳纖維可使用嫘縈(ray〇n)系碳纖維、pAN系碳纖維、 木質素系碳纖維”歷青系碳纖維、氣相成長碳纖維等,較 佳為氣相成長碳纖維。在觸媒電極層用的組合物中添加碳 纖維,因電極中的電子傳導性增加而使電阻下降,藉由增 加電極中的細孔容積,使燃料氣體或氧氣的擴散性增加曰 又可改善因生成的水造成的氾濫等,使發電性能提升。 較佳可使用於黏著劑或撥水劑的樹脂,例如聚四氟乙 烯、聚氟亞乙烯(P〇lyflUOrovinylidene)、四氟乙烯一全氟 :基乙烯醚共聚物等的氟系聚合物;聚醚醚酮'聚醚砜、 苯乙烯•丁二烯共聚物等的烴系聚合物;矽系聚合物等。這 些可單獨使用’也可混合2種以上使用。黏著劑有增強觸 媒電極層的物理強度的效果,經乾燥濕潤可緩和觸媒電極 層的伸縮張力,寄予長期連續可得到優良電池輸出的發電 生月b的%疋性。又撥水劑可有效率地排出電池所生成的水 29 201204755 的效果’寄予發電性能的提升。 對於本發明之觸媒電極層用的組合物的全量,電極觸 媒粒子的含量為0.1〜20重量%,較佳為0 5~15重量%,觸 媒電極層形成用的接合樹脂的含量〇. 1〜20重量%,較佳為 〇.5〜15重量%,溶劑含量為5〇~99重量%,較佳為7〇〜95重 量%。又必要的話,使用的分散劑的含量為〇~1〇重量%,較 佳為0〜5重量%,碳纖維的含量為〇〜2〇重量%,較佳卜“ 重量%’黏著劑的含量為〇〜25重量%,較佳為〇〜2〇重量%。 而且’上述成分的含量總計不超過1 〇〇重量%。 上述觸媒粒子的含量不滿上述範圍時,電極反應率會 降低,因而使燃料電池輸出降低。另一方面,超出上述範 圍時觸媒電極層用的組合物的黏度增加,在對轉寫基材 塗工時會發生塗漆斑,不能穩定地得到具有一定燃料電池 輸出的觸媒電極層。 上述觸媒電極層形成用的接合樹脂的含量,不滿上述 範圍時,離子傳導度降低因而使電阻增大,燃料電池的輸 出降低,又接合電極觸媒粒子的能力不充足,因而會不能 形成觸媒電極層。另一方面,超過上述範圍時,觸媒電極 層中的細孔容積有減少的傾向,觸媒電極層内的氣體擴散 性會降低。 上述溶劑的含量為上述範圍内時,可充分確保發電必 要的觸媒電極層令的細孔容積,同時適合於形成觸媒電極 層時的處理。 上述分散劑的含量為上述範圍内時,可得到保存穩定 30 201204755 性優良的電極觸媒層用的組合物。又 去.¾ μ、+、饮 上述纖維的含量 未滿上述範圍時,電 ^ 過t诚r· m ± ,田孔谷積的增加效果降低,超 攻乾圍時則電極反應帛會降低。 、2發明之觸媒電極層用的組合物,例如可將上述各成 …知方法混煉而調t,沒有特 如使_攪拌子、超音波„ = L 不'米化裝置(nanomizer)等的裝置。 曰各成分的混合順序或溫度等條件沒有特別限定,例如 混合全部成分進行—定時間賴拌,或者混合分散劑以外 的成分進行-定時間的授拌後,才見需要添加分散劑,再進 仃-疋時間的攪拌者為佳。又視需要調整溶劑量,也可調 整觸媒電極層組合物的黏度。 本發明之觸媒電極層可由上述觸媒電極層形成用的組 成物形成希望的形狀後,去除溶劑而獲得。例如,將上述 觸媒電極層形成用的組合物塗佈於轉寫基材上,去除溶劑 而得。亦即本發明之電極觸媒層包含由上述本發明之陰離 子傳導性樹脂所構成的觸媒電極層形成用的接合樹脂及上 述電極觸媒粒子。 上述轉寫基材可使用由聚四氟乙烯等的氟系聚合物所 構成的片’或者表面以離型劑處理的玻璃板、金屬板、聚 乙烯對苯二曱酸酯片等。 又上述觸媒電極層形成用的組合物也可直接、或塗佈 於陰離子交換膜或氣體擴散層、塗佈於碳紙以形成觸媒電 極層。 31 201204755 觸媒電極層形成用的組合物塗佈於轉寫基材上的方法 例如刷毛塗佈、冑塗、塗佈棒塗佈、塗刀塗佈、佈粉到刀 法(doctor blade method)、網版印刷、塗抹塗佈等。 本發明之膜-電極接合體在固體高分子電解質膜的至 少一表面上具有上述觸媒電極層。 本發明之膜-電極接合體的製作方法可使用公知方 法,在觸媒電極層與固體高分子電解質膜接合的表面及其 附近存在的電極觸媒及觸媒f極層形成料接合樹脂與陰 離子交換膜接觸的方法,沒有特別限制。Hal indicates that gas, desert or moth ' is preferably bromine from the balance of easy availability and reactivity. η is the same as the formula (1), and represents the length of the methyl chain extending between the ammonium salt group of the obtained anion conductive resin and the aromatic ring of the main chain, and is an integer of Η. X represents the length of the methyl group chain of the substituent represented by the formula (8) in which the non-crosslinked block copolymer having an aromatic ring is substituted as described below, and is an integer of n-1 or less. The (tetra) compound having a protecting group as shown in the formula (2) can be synthesized by a known method such as the above-mentioned book on the protective group. Nanhua alcohol, when the methyl chain is 2 or 3, is a vapor, a desert, an iodide, or a gasification of 4, a halogenated alcohol which is cut by Sigma Aldrich and the like. Chess Baigudu ^ ^ 咚 仵 仵 市 市 仵 仵 仵 仵 仵 仵 仵 仵 仵 仵 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚 醚· Synthetic method shown in 64η43. The formula of thiol can be selected from commercially available reagents depending on the type of protecting group. If it is methoxymethion, the base is commercially available with dimethoxymethane, if it is four oximes: Nanji's are commercially available. Hydrogen. Compared with argon, if it is tetrahydrofuranyl, it is commercially available as Fengfunan. If it is ethoxyethyl, it is commercially available as ethyl acetonate. If it is t-butyl, it is commercially available as methyl butyl ether. The toothed alcohol of the raw material reacts the complex under strong conditions, so it is desirable to protect the base of the functional alcohol which should be protected under acidic conditions under the conditions of neutralization to acidic conditions. The compound of the group increases the double bond to form the 1-methoxymethyl group or the butyl group which is introduced under the acidic condition by the exchange reaction. The group is protected as the vaporized compound having the protected sulfhydryl group in the Grignard reagent. 'The desert or hardened material can be prepared by reacting with the town in a solution such as strontium or tetranitrogen. The town used here is usually coated with an oxide film. The film is removed for pretreatment to activate. Necessary. Pretreatment can use well-known methods, such as in solvents (4) Magnesium collides with each other or magnesium collides with the mixing wing or container wall, or is activated by hydration, or activated by ultrasonic vibration or reacted with a small amount of active agent such as sputum or Erqinyuan. Two times the following modulation of the Griina reagent, a small amount of --modulated Grignard reagent is saved. This Grignard reagent can also be used as an active agent. The activated town is usually not taken out and protected with the warp group. Tooth reaction. Usually, the m-based protected compound is dissolved in the solvent to be used, and it is desirable to add it in small amounts at a time. The temperature at this time is preferably based on the type of dentate but the inhibition coupling reaction carried out under 19 201204755. When it is high, it is not possible to react with the halogen-protected halide which is added with a small amount of hydroxyl group after the formation of the internal D-type agent, and the desired Grignard reagent can be obtained. The southing compound of m is prepared by reacting with a butyl group such as an organic organic compound or a metal. In this case, it is usually preferred to suppress the coupling reaction below room temperature. The resulting Grignard reagent or organolithium The compound is reacted with a non-crosslinked block having an aromatic ring and is further reacted with a water-insoluble resin having a hydrophilic portion and a hydrophobic portion having the above-described substituent in the aromatic ring. In the case of 3), Hal, ± A, and nal are not gas, bromine or iodine, and are preferably gas for reasons of easy synthesis. The number of excision base chains of X-substituents is 1 or more and n-1 or less. From the viewpoint of easy synthesis, χ is preferably the same as defined in the formula (1), and 'the number of methyl groups extending between the (4) salt group and the aromatic ring in the obtained anion conductive resin is 3~ An integer of 6 is a non-crosslinked block copolymer having an aromatic % and having a hydrophilic portion and a hydrophobic portion of the substituent represented by the 'wherein' a non-crosslinked block copolymer, a hydrophilic portion of an aromatic ring having a substituent represented by the above formula (3), and a water-insoluble resin having a hydrophobicity (hereinafter referred to as a raw material resin) The aromatic ring is obtained by haloalkylation. The raw material resin is a non-crosslinked block copolymer having an aromatic ring, and has a hydrophilic portion of an aromatic ring having a substituent represented by the formula (3) and a water-soluble portion of the 201204755 aqueous portion. There is no special limit to the introduction of the above formula (8). The raw material resin has a hydrophilic portion of the aromatic ring which is determined by the stability of the bone, and the hydrophilic portion of the aromatic ring which is substituted by the accepting group is preferably an electron reaction for the W which is substituted by the attracting group. The idea that the basicization is easy to synthesize or obtain is preferably in the test - (four). The portion which is also poorly soluble in water is preferably a skeleton structure' which is preferably a tobacco-based polymer such as a polydisperse polymer or a rare aromatic polymer. From the standpoint of easy synthesis or acquisition, #enepolypropylene, polybutylene, polyisoprene and copolymers thereof (polymers containing deuterated polybutadiene or polyisoprene) The portion composed of the polyolefin such as the skeleton structure is more preferable. Two. The file may also form a diblock copolymer, or a triblock copolymer, or a succinyl copolymer, but a diblock or diblock copolymer is preferred from the standpoint of ease of synthesis or availability. The individual block molecular weight (degree of polymerization) or the length ratio between the blocks, etc., are not particularly limited, depending on the form of the block copolymer (diblock, three-stage, multi-block) or physical properties (ion conduction) Degree, water is difficult to dissolve) to decide. As the raw material resin, a block copolymer suitable for the above conditions, such as polystyrene-poly(ethylene-tert-butyl)-polystyrene triblock copolymer (SEBS), polystyrene-poly(stretch) Ethyl-extended propyl)-polystyrene triblock copolymer (SEPS), polystyrene-poly(extended ethyl-extended ethyl-propyl polystyrene triblock copolymer (SEEPS), etc. The halogen-based method of the raw material resin can be synthesized by using a known method, for example, by dissolving a solution of a raw material resin, a paraformaldehyde (paraf〇rmaldehyde) 21 201204755 or a trioxane (trioxane) with a toothing reaction or the like. In this case, it is also possible to use (4) Lewis acid as a catalyst for the addition of vaporized tin and a gas methyl group. The use of the Lewis acid catalyst is described in JP-A-A-5-126532. The next, and the agent, slowed by "miao / shrinking compound and toothing: two by the action of the gas methylation agent in the reaction enthalpy, so that the side of the South methylation" according to the Chemical Society's new experimental chemistry lecture 19th volume, the first edition of the "I" of the polymer science (the third brush), Maruzen Co., Ltd., Showa 53 years (Showa 60 years 5 (1G), as described in the following page, a method of using a thiol methyl ether under a tin chloride catalyst to methylate a halide, etc. A resin having a substituent represented by the above formula (3) and The Grignard reagent or the organic clock compound obtained by protecting the radical group of the protecting group represented by the formula (7) is reacted to remove the hydroxyl protecting group to regenerate the hydroxyl group. Any of the reaction occasions will have the formula (3). The substituent resin is dissolved in a solvent such as tetrahydrofuran, and the reaction is carried out by slowly dropping a Grignard reagent or an organic chemical σ. The temperature is usually from room temperature to about 1 Torr, and the reaction time is usually About 1 hour to 24 hours. Regarding the detachment of the protective group, the method described in the above-mentioned book can also be used according to the type of the leaving group. Usually, the acid hydrolysis method is used to contact the excess amount of the diluted hydrochloric acid, because the operation is simple. The regenerated base is converted into a complex or a mesylate by a known method. For example, in a halogenated hydrocarbon solvent such as a gas imitation, it is heated with a sulfuryl chloride or a thionyl chloride to obtain a vapor. The bromide is obtained by reacting with phosphorus tribromide or the like. Further, the sulfonate can be formed by reacting the benzenesulfonic acid gas or the methyl sulphuric acid gas in the presence of a base. The ammonium sulphate after the passage of 22 201204755 is easily converted into The bromide is preferred. After the reaction with the tertiary amine, a quaternary salt is obtained. The reaction is carried out by contacting the tertiary amine with a solvent, and it is not necessary to dissolve the resin in the solvent. The tertiary amine is preferably used in the resin. Sulfonic acid vinegar is used in excess of 'usually 1-〇5 moles to 1 moles'. In view of the cost of the tertiary amine used, it can also be used at 100 moles or more if it does not become uneconomical. The temperature may be pressurized depending on the boiling point of the tertiary amine used, but usually from room temperature to about 10 "C'. Excessive use of 6"amines, because the resin is insoluble in water, it can be easily removed by washing with hydrochloric acid or the like. The anion-conductive resin thus obtained usually has a 4-stage ammonium group having a ruthenium ion-xamate ion as a relative ion (e_ter-), but this anion-conductive resin is used as a junction for a hydroxide ion-conductive fuel cell. In the case of using a resin, it is preferred to exchange the relative ion ions of the four-stage recording group into any one of a gas ion ion, a carbonate ion, and a hydrogencarbonate ion from the viewpoint of easily obtaining a high output of the fuel cell. The method of changing the relative ions of the ion enthalpy to the fourth stage can be carried out according to the conventional conditions. (4) In the case where the ion exchange is a hydroxide ion, the upper = anion conductive resin is impregnated into an aqueous alkali hydroxide solution such as an aqueous solution of sodium hydroxide or a water-cooled liquid. The concentration of the aqueous alkali hydroxide solution is particularly limited, and is generally about Q•b~. Bu rl, and the immersion temperature is ~6 〇C, and the immersion time is about 〜5~48 hours. 2, an anion-conductive resin of the invention can be used as a catalyst electrode layer for forming a sigma. The bonding resin 23 for forming a catalyst electrode layer of a solid molecular fuel cell using an anion exchange membrane as an electrolyte is preferably 201204755. use. The bonding of the catalyst electrode layer formed of the anionic conductive resin of the present invention can be formed by selecting an early-resin from the anion-conducting dendritic raft of the present invention. The anion conductive resin of the present invention having a different capacity, molecular weight, and skeleton structure is exchanged, and is not particularly limited thereto. In the anion conduction of the present invention, a bonding resin for forming a catalyst electrode layer composed of a t-amp; &<>, and a v-resin is used for the solid 円 molecular fuel in the field. The catalyst electrode layer of the battery is dissolved or dispersed in a single solvent or a solvent of two or more kinds of solvents contained in the following ruthenium or ruthenium as a binder resin for forming a solvent and a catalyst electrode layer. The ion conductivity imparting agent for forming a thunder electrode layer is preferably used. The ionic conductivity imparting agent for the catalyst ray and the electrode layer is specifically coated with an electrode catalyst which is coated on the surface of the solid surface of the pharyngeal electrode layer and the surface of the pharyngeal electrode layer. The composition for the catalyst electrode layer of the particles is used. The solvent for modulating the layer shape of the catalyst electrode is not particularly limited, and the ion exchange of the bonding resin can be used, for example, in the case of an ion conductivity imparting agent for use in a solvent described below, but in view of the capacity of the catalyst electrode layer to be dissolved, The molecular weight, the composition ratio of the skeleton, and the like are appropriately selected. ^Alcohols such as sterol L alcohol, propanol, 2-propanol, butanol, butanol, cyclohexanol, 2-ethoxyethanol; acetone, methyl ethyl ketone, etc. _ class; esters such as ethyl acetate and isobutyl acetate; nitriles such as acetonitrile and acetonitrile (1113 1011:^116); ^_Dimethylcarnitine, 曱-mercaptoamine, N-review: a. / 'Methyl-2-pyrrolidone (pyrr〇Hdin〇ne), etc.; amines; dimethyl sulfonate, sulfone, sulfone, etc.; diethyl ether 24 201204755 dimethoxy Alkane, tetrahydrofuran, dioxane (4). ·. A solvent such as an ether; a hydrocarbon such as an alkane or a stupid; a gasified hydrocarbon such as a gas or a methane; These can be used individually or in combination of 2 or more types. In combination of two or more cases, water may also be used as one of the solvents. In the ion conductivity imparting agent for forming a catalyst electrode layer of the present invention, the most suitable solvent composition is appropriately selected in accordance with the physical properties of the bonding resin for forming the catalyst electrode layer, so that the bonding resin for forming the catalyst electrode layer is not aggregated. And evenly loosened or dispersed. In order to form a uniform catalyst electrode layer, the catalyst electrode layer of the present invention forms (4) a material-imparting agent which is dispersed in a state in which the resin does not settle, and is more preferably dissolved. The solubility and dispersibility of the bonding resin for forming a catalyst electrode layer of a solvent can be confirmed by centrifugation or pressurization to separate insoluble components, or by measurement of the prepared ion conductivity imparting agent, or the like. . In the ion conductivity imparting agent for forming an electrode catalyst layer, the anion conductive resin is used as an interface tree for forming a catalyst electrode layer, and there is no thickener. Therefore, the catalyst electrode layer may be formed. The bonding resin to be used has a high concentration, and the bonding resin for the catalyst electrode layer is a high concentration region of 5 to 1 G by weight in the melted "00 weight portion, and the bonding resin for forming the catalyst electrode layer is not It will solidify 'providing an ion conductivity imparting agent that dissolves. The concentration of the bonding resin for forming the catalyst electrode layer in the ion conductivity imparting agent for forming the electrode catalyst layer of the present invention is not particularly limited, and the combination of the solvent and the bonding resin for forming the catalyst electrode layer can be used for the electrode contact. The composition for the use of the medium, the viscosity, and the formation of the catalyst electrode layer are appropriately determined at the time of the creation of 25 201204755. Further, the adjustment of the viscosity is based on the formation of the catalyst electrode layer = the use form of the composition at the time of preparation, 35 when the solvent type and the use of ^ are selected. Usually, the concentration of the bonding resin for forming the catalyst electrode layer is from 0% by weight to 30% by weight, preferably from 1% by weight to 10% by weight. In addition to the bonding resin and solvent for forming the catalyst electrode layer, the ion conductivity imparting agent for forming the above-mentioned catalyst electrode layer of the present invention may contain an adhesive or a viscosity without departing from the scope of the invention. Adding ingredients such as a regulator of oxidation, a heat stabilizer, and the like. When these additions are made to 2, it is desirable to use a ratio of 5 parts by weight to the total weight of 100 parts by weight of the solvent, preferably 1 part by weight or less. The car is also preferably used as an adhesive resin, such as polytetrafluoroethylene, polyfluoroethylene = olefin (? ^ 1401 * 0 ^ 1 ^ 11 (16116), tetrafluoroethylene _ perfluoroalkyl vinyl ether polymer Fluorine-based polymer, etc.; (4) polymer such as 6-air, styrene-butadiene copolymer, etc.; #-polymer, etc. These may be used alone or in combination of two or more. The adhesive has the effect of enhancing the physical strength of the catalytic electrode layer 'drying and dampening can alleviate the stretching tension of the catalytic electrode layer'. The long-term continuous stability of the power generation performance of the excellent battery is obtained. The viscosity adjuster can be used alone or Mixing an organic solvent such as decyl alcohol, ethanol, 1-propanol, 2-propanol, 1-butanol, 2-butanol, tetrahydrofuran, 14-dioxane, n-propyl ether, or carboxymethyl fiber Polyethylene glycol, polyvinyl alcohol, polyethylene, etc., such as ketone, methyl cellulose, hydroxyethyl cellulose, or cellulose, etc., each ketone, or polydecyl vinyl ether, etc. Antioxidants such as (obstruction) Phenol, monovalent or divalent sulfur, trivalent ~ 26 201204755 pentavalent phosphorus, phenol, stupid = alpha It is preferable to block each of the compounds of the amine oxime, the cyanoacrylate type, the salicylic acid type, and the oxalic acid aniline system. The ion conductivity imparting agent for forming the catalyst electrode layer of the present invention is composed of a catalyst electrode layer. The bonding resin for formation, the solvent, and the additional component to be added as needed are obtained by mixing in an ordinary manner, and the anion conductive resin is dissolved or dispersed in a solvent to obtain an ion conductivity for forming a catalyst electrode layer. The dissolution or dispersion time of the bonding resin for forming the catalyst electrode layer at the time of the agent is not limited, and the bonding ion exchange capacity for forming the catalyst electrode layer to be dissolved or dispersed, the molecular unit, the genomic frame, and the like. The composition ratio of the composition and the nature of the solvent to be used are appropriately adjusted. When the catalyst electrode is used to form the ion conductivity imparting agent for the formation of the electrode layer, the dissolution or dispersion temperature of the bonding resin for layer formation is also There is no particular limitation on the ratio of the ion exchange capacity of the conjugated tree that can be formed from the dissolved or dispersed catalyst electrode layer, the composition ratio of the molecular structure, the crystallization structure, and the dissolution of the structure. Nature, etc., suitable for 锢敕 / D whole, but preferably 20eC ~ 18〇t, especially 4 (TC ~ 15 (TC is better. And Wei Tian di ~ Do not use the boiling point of the agent is more soluble or When the dispersion temperature is low, the solvent may be heated to a temperature above the boiling point by using a pressurized container such as a gas pressure regulator, a gas cylinder, or the like; and the solvent may be dissolved or dispersed in a pressurized state. In the catalyst, the composition for the layer contains the ion conductivity of the above-mentioned catalyst electrode layer, and the electrode is provided to the electrode, the electrode catalyst and the solvent. Here, the catalyst electrode layer is formed. The composition used for the composition is not a composition (coating liquid) for a catalyst electrode layer of a polymer electrolyte fuel cell. The electrode catalyst particles are supported by an electrode catalyst supported on carbon or a metal oxide 27 201204755 Electronic conductors, or thunder and heroes. / Early body of the electrode catalyst. In order to reduce the amount of catalyst used and to have high electron conductivity of the catalyst electrode layer, it is preferred to use a metal conductor previously supported. The electrode catalyst is a substance that promotes the oxidation reaction of hydrogen and the reduction reaction of oxygen, such as Ming, Jin, Yin, Ji, Yin, Qian, Nail, Tin, Iron, Ming, Record, Pin, Crane, Hunger or Alloys and the like synthesized by these. The electron conductor is an electron conductive material, and is not limited to, for example, conductive carbon black, carbon nanotube, activated carbon, metal oxide or the like. The particle volume of the electrode catalyst is 特别, and the meaning is particularly limited. Further, the amount of the electrode catalyst supported on the electron conductive material 3 is an amount effective to exhibit the catalytic activity, and there is no particular limitation on the amount of the catalyst, but the amount of the electrode catalyst supported on the electronically conductive substance 1 〇 01 to 9. 〇 G-metal/g_carbon, flat and live in the stable. 〇2~4. Og-metal/g_carbon range. The solvent used in the composition for the catalyst electrode layer of the present invention may be a solvent: the anion conductivity imparting agent for forming the electrode layer is dissolved or dispersed, and is particularly limited, but for example, The solvent is selected as the appropriate one of the alcohols: "alcohol 6 alcohol, propanol, 2-propanol, butanol, butanol, -, cyclohexanol, 2-ethoxyethanol, etc.; Ketones such as acetone ketone; ethyl esters, esters of 7 绐s Τ 乙 - - isobutyl acetate; nitriles such as acetonitrile and malonitrile; U-...carbamidine : Yin Jiyi, amine, " base_2, sulfones such as sulfolane, ketones, etc.; diethyl ether, 28 201204755 1' Ethers such as 2-dimethoxyethane, tetrahydrofuran, and dioxane, etc.. Hydrocarbons such as hexane or toluene; solvents such as gasification and gasification such as gas and gas. It may be used alone or in combination of two or more. In combination of two or more kinds, water may be used as one of the solvents. ° The composition for the catalyst electrode layer of the present invention may optionally contain a dispersant or carbon. Other components such as vitamins, adhesives, water repellents, etc. Dispersing agents such as anionic surfactants, cationic surfactants, amphoteric surfactants, nonionic surfactants, etc. surfactants: the contact electrode layer of the present invention The composition is added to the composition, and is excellent in storage stability and fluidity, and productivity in coating work. Carbon fiber can be used as ray (R) carbon fiber, pAN carbon fiber, and lignin carbon fiber. Carbon fiber, vapor-grown carbon fiber or the like is preferably a vapor-grown carbon fiber. Addition of carbon fiber to the composition for the catalyst electrode layer lowers the electric resistance due to an increase in electron conductivity in the electrode, and increases the diffusibility of the fuel gas or oxygen by increasing the pore volume in the electrode, thereby improving the cause. The flooding caused by the generated water increases the power generation performance. A resin which can be used for an adhesive or a water repellent, for example, a fluorine-based polymer such as polytetrafluoroethylene, polyfluoroethylene (P〇lyflUOrovinylidene), tetrafluoroethylene-perfluoro-vinyl ether copolymer; A hydrocarbon-based polymer such as ether ether ketone 'polyether sulfone or styrene-butadiene copolymer; a fluorene-based polymer. These may be used singly or in combination of two or more. The adhesive has the effect of enhancing the physical strength of the catalytic electrode layer, and the drying and wetting can alleviate the stretching tension of the catalytic electrode layer, and the % conductivity of the power generation b of the long-term continuous excellent battery output can be obtained. The water-repellent agent can efficiently discharge the water generated by the battery. 29 201204755 The effect of the power generation is improved. The total amount of the electrode catalyst particles of the present invention is 0.1 to 20% by weight, preferably 0 5 to 15% by weight, based on the total amount of the composition for the catalyst electrode layer, and the content of the bonding resin for forming the catalyst electrode layer. 1 to 20% by weight, preferably 5% to 15% by weight, and the solvent content is 5 Å to 99% by weight, preferably 7 Å to 95% by weight. If necessary, the dispersant is used in an amount of 〇~1〇% by weight, preferably 0% to 5% by weight, and the carbon fiber content is 〇~2〇% by weight, preferably "% by weight" of the adhesive is 〇〜25重量%, preferably 〇2〇2% by weight. Further, the content of the above components is not more than 1% by weight. When the content of the catalyst particles is less than the above range, the electrode reaction rate is lowered, thereby The fuel cell output is lowered. On the other hand, when the above range is exceeded, the viscosity of the composition for the catalyst electrode layer is increased, paint spots are generated when the transfer substrate is applied, and a fuel cell output cannot be stably obtained. When the content of the bonding resin for forming the catalyst electrode layer is less than the above range, the ion conductivity is lowered to increase the electric resistance, the output of the fuel cell is lowered, and the ability to bond the electrode catalyst particles is insufficient. Therefore, the catalyst electrode layer may not be formed. On the other hand, when the above range is exceeded, the pore volume in the catalyst electrode layer tends to decrease, and the gas diffusion in the catalyst electrode layer When the content of the solvent is within the above range, the pore volume of the catalyst electrode layer required for power generation can be sufficiently ensured, and the treatment for forming the catalyst electrode layer is suitable. The content of the dispersant is within the above range. When the composition of the electrode catalyst layer which is excellent in the stability of 30 201204755 is obtained, the content of the above-mentioned fiber is not more than the above range, and the electric quantity is too long. The effect of increasing the amount of pores is reduced, and the electrode reaction enthalpy is lowered when the surface is over-tacked. The composition for the catalyst electrode layer of the invention can be kneaded and adjusted, for example, by the above-mentioned methods. Such as _ stirrer, ultrasonic „ = L does not 'mize the device (nanomizer) and other devices. The conditions such as the mixing order and the temperature of each component are not particularly limited. For example, mixing all the components for a predetermined period of time, or mixing the components other than the dispersing agent for a predetermined period of time, it is necessary to add a dispersing agent and then proceeding. It is better to stir the 仃-疋 time. The amount of solvent is also adjusted as needed, and the viscosity of the catalyst electrode layer composition is also adjusted. The catalyst electrode layer of the present invention can be obtained by forming a desired shape of the composition for forming the catalyst electrode layer and then removing the solvent. For example, a composition for forming a catalyst electrode layer is applied onto a transfer substrate to remove a solvent. In other words, the electrode catalyst layer of the present invention comprises a bonding resin for forming a catalyst electrode layer composed of the anion conductive resin of the present invention and the electrode catalyst particles. As the transfer substrate, a sheet made of a fluorine-based polymer such as polytetrafluoroethylene or a glass plate treated with a release agent on the surface, a metal plate, a polyethylene terephthalate sheet or the like can be used. Further, the composition for forming the catalyst electrode layer may be applied directly to an anion exchange membrane or a gas diffusion layer or to a carbon paper to form a catalyst electrode layer. 31 201204755 A method of applying a composition for forming a catalyst electrode layer to a transfer substrate, such as brush coating, squeegee coating, coating bar coating, knife coating, doctor blade method , screen printing, smear coating, etc. The membrane-electrode assembly of the present invention has the above-described catalyst electrode layer on at least one surface of the solid polymer electrolyte membrane. The method for producing a membrane-electrode assembly of the present invention can be carried out by using a known method, an electrode catalyst and a catalyst f-layer forming a bonding resin and an anion present on the surface of the catalyst electrode layer and the solid polymer electrolyte membrane. The method of exchanging the membrane contact is not particularly limited.

如果舉例上述的製竹t、、上,I k的裂作方法,例如在上述轉寫基材上先 塗佈觸媒電極形成用的組合物 〇汉礼备,或在乾燥前經献壓 法等方法使固體分子電解質膜及氣體擴散層—起接合,形 成膜-電極接合體的方法,或者 飞考將上述觸媒電極層形成用的 組合物塗佈於氣體擴散層而乾燥後,或在乾燥前經敎邀法 等方法與氣體擴散層接合,來 … !按σ,形成膜-電極接合體的方法等。 作為固體高分子電艇 一 ν 解質勝可使用陰離子傳導性的固體 尚为子電解質膜,沒有任何 — ^夂。特別是使用上述專利文 獻卜6記載的陰離子交換膜 溫也可發電的專利文獻… 冑用耐熱性局且在兩 ,, - 馱1 5己载之陰離子交換膜為最佳。 具擴散層沒有特別限定’可使用市售材料。 固體==之觸媒電極層的膜-電極接合體為,在 =二=Γ兩面配置觸媒電極層及氣體擴散層 寺所構成的電極之材料, 側的構造之燃料電池單具有間隔物挾持電極外 電池者,層積使用。 32 201204755 【實施例】 以下依據實施例再詳細說明本發明,但是本發明不限 疋於此述之例。而且,實施例及比較例所示之陰離子傳導 性樹脂、觸媒電極層形成用的樹脂、及觸媒電極層形成用 的離子傳導性賦予劑的特性,顯示經由以下方法測定的值。 1)陰離子交換容量 陰離子傳導性樹脂溶解於1 -丙醇的溶液倒入鐵氟龍 (商標)製的容器上,製作由陰離子傳導性樹脂所構成的陰 離子父換膜。將此膜浸潰於〇 5m〇i .L^ — NaCl水溶液1 〇小 時以上,形成氯離子型後,以〇. 2mo卜P-NaNO3水溶液置 換為硝酸離子型,使帛s肖酸銀水溶液以電位差滴定裝置 COMTITE-9G0,平沼産業株式會社製)定量游離的氣離子 (Am〇1)之後將滴定過的膜在25°C下浸潰於〇. 5m〇卜 L NaCl水溶液4小時以上,以離子交換水充分水洗後, 取出膜’ W面紙等擦拭表面水分後,纟阶減壓乾燥5小 上^、彳定/、重量(Dg)。根據上述測定值,以下式計算離子 陰離子交換容量,I〇〇〇/D[mol.g'乾重] 2)陰離子交換基的耐久性 浐八f相對離子作成氫氧根離子型後的陰離子傳導性樹 ::气別置入2個聚四氟乙烯製的容器,個別在5〇°C或,C 雜 &離子父換水中維持5GG小時後,分別測定陰 又換谷里。計算由處理後的樹脂的陰離子交換容量對 处理前的樹脂的陰離子交換容量之比例所形成的陰離子交 33 201204755 換容量維持率,評估陰離子交換基的耐久性。 3 )對水的溶解性之測定方法 將log陰離子傳導性樹脂在20t的離子交換水1〇〇mi 中以磁H授拌子搜拌及浸潰丨小時,減壓H,從離子交 換水中去除陰離子傳導性樹脂。殘餘的離子交換水放入雜 型瓶’減壓濃縮後,在5(TC進行真空乾燥3小時,測定殘 產重量。根據上述測定值,計算陰離子傳導性樹脂溶於水 中的重量%’此值為0.5重量%以下者評估為耐水性良好。 4)陰離子傳導性樹脂的溶解性評估(實際濃度/溶解濃 度比) 陰離子傳導性樹脂的溶解性評估法係進行以離心法所 知的上清液中的實際濃度測定,將對溶解濃度的實際濃度 比作為溶解性評估的指標。本實施例中,溶劑使用卜丙醇。 首先,將離子傳導性賦予劑1〇ml放入容量15ml的離 心管,設定離心機(Kokusan製H-3H) ^離心機的轉數依序 設為2500rpm、3000rpm、5 000rpm,分別進行1〇分鐘的不 溶成分的離心。在轉數5000rpm的離心之後,取上清液約 2g,放入秤量瓶秤量後,自然乾燥丄5小時。之後,進行真 空乾燥餾去除溶劑,秤量殘留的樹脂重量,測定上清液中 陰離子傳導性樹脂的實際濃度,計算出所得的實際濃度對 溶解濃度的比。 5 )燃料電池的評估方法 將所得的膜-電極結合體裝入評估用的燃料電池 (Electrochem 社製,FC05-01SP-REF),形成單電池,在氧 34 201204755 ㈣入rnmi/min純氧’同時在燃料極通入卿1/min純 風進仃發電。電池溫度為9(rc,兩極的加濕溫度及電池 溫度-定’相《度為1Gn。測定事先運轉π小時的電 池的開迴路電壓,此值在 池。 〇. 9V以上者評估為良好的燃料電 製造例1(含有氣甲基的樹脂之製造) 市售聚苯乙烯-聚(伸乙基_伸丁基聚苯乙烯三嵌段 共聚物(重量平均分子量5萬,苯乙烯含量30重量 %)15.6g(含有61mmol的笨環)溶於2〇〇mi氣仿及2i2g氯甲 基曱基醚(263随〇1)的混合溶液,再加入氣化錫 (IV)3. 95g(15mmol,25mol%),在 35〜40〇c 反應 2 小時,將 氣甲基導人樹脂中。將Η的1H烧與水混合溶液 50ml投入反應溶液中,終止反應後,投入的曱醇 水溶液,使樹脂析出,以罕醇洗淨數次後乾燥,形成含有 氣甲基的樹脂,得到苯環中導入氯甲基的聚苯乙烯_聚(伸 乙基-伸丙基)-聚苯乙烯三嵌段共聚物16.2g。 製造例2 ( 2 - (3 -》臭化丙氧基)四氫吼B南之製造) 將3-漠丙醇25g(180mmol)溶於l〇〇ml氣仿,加入p-甲苯磺酸3g(17mmol),在室溫攪拌。在此滴下二氫吡喃 16g(190mol)的氯仿溶液,室溫下攪拌一晚。加入碳酸鈉水 溶液,洗淨p-甲笨磺酸’減壓餾去氯仿層,得到33g的2_(3-溴化丙氧基)四氫吡喃(142mmol, 79%)。 實施例1 在 5ml無水四氫呋喃中加入 〇· i4g鎂(削片 35 201204755 狀)(60mmol) ’加入極少量的碘,使鎂活化。此處為了作成 格里納試劑,緩緩滴下製造例2製造的2_(3_溴化丙氧基) 四氫"比喃14g(60mmol)的四氫呋喃溶液,滴下開始後立即 使其冰冷。滴下結束後’滴入製造例1製造的含有氣甲基 的樹脂16 g的四氫吱喃溶液,室溫下搜拌一夜。之後,在 溶液中投入0. 01N鹽酸200ml ’移除保護基同時使樹脂析 出。以曱醇洗淨樹脂,乾燥後,溶於氣仿2〇〇ml。此處滴 下17g三漠化破(63nm〇l),室溫下攪拌一夜。將此氣仿溶 液滴入於激烈攪拌的lmol/L碳酸鈉水溶液5〇〇m 1 ,分解剩 餘的三溴化磷。之後減壓餾去氣仿’過濾析出的樹脂。樹 脂以甲醇洗淨、乾燥。將此樹脂加入混合三曱基胺3 〇重量 %水溶液144g(三曱基胺為731mm〇1)、丙酮i〇4g、離子交 換水448g的水溶液中,室溫下攪拌一夜,形成4級銨鹽化。 將此反應液投入過剩的——鹽酸中後,攪掉i小 時,去除過剩的三甲基胺後,濾過樹脂。將所得樹脂懸浮 於過剩的0.5_卜1/】-氫氧化鈉水溶液中,將4級銨基的相 對離子從溴離子離子交換為氫氧根離子後,以離子交換水 洗淨、乾燥,得到14g陰離子傳導性樹脂。所得的陰離子 傳導性樹脂的陰離子交換容量、在2{rc的對水溶解度、以 及陰離子父換基的耐久性,如表1所示。 由合成的陰離子傳導性樹脂所構成的觸媒電極層形成 用的接合樹脂0、與75g#卜丙醇混合、溶解,得到觸 媒電極層形成用的離子傳導性賦予劑。使用所得的觸媒電 極形成用的離子傳導性賦予劑之陰離子傳導性樹脂之溶解 36 201204755 I·生的.平估、’„果(實際濃度/溶解濃度的比)如表上所示。 後此觸媒電極層形成用的離子傳導性賦予劑4 3g 中加入市售的擔載45 5%钮AA ^ ^ · 、 秋4b. 5/°鉑的碳(田中貴金屬工業株式合 社,燃料電池用觸媒TFP ! n p κ np、 啤蜾【ECl〇E5〇E)〇_5g與少量離子交換水及 0. 5 g的1 -丙醇,措採$ > > 視仟主形成均勻的糊狀,調製觸媒電極層For example, the above-mentioned method for cracking bamboo, t, and I k, for example, coating a composition for forming a catalyst electrode on the above-mentioned transfer substrate, or applying a pressure before drying. A method of forming a membrane-electrode assembly by bonding a solid molecular electrolyte membrane and a gas diffusion layer, or applying a composition for forming the catalyst electrode layer to a gas diffusion layer and drying it, or The method of forming a membrane-electrode assembly by σ is carried out by a method such as an invitation method before drying and a gas diffusion layer. As a solid polymer electric boat, a solid electrolyte is still a sub-electrolyte membrane, and there is no - ^夂. In particular, the anion exchange membrane described in the above Patent Document 6 can also be used to generate electricity. The anion exchange membrane is preferably used in the heat resistance of the two, and is contained in the two. The diffusion layer is not particularly limited. A commercially available material can be used. The membrane-electrode assembly of the catalyst electrode layer of the solid == is a material in which an electrode composed of a catalyst electrode layer and a gas diffusion layer is disposed on both sides of the === ,, and the fuel cell of the side structure has a spacer holding For electrodes outside the electrode, use in layers. 32 201204755 [Embodiment] Hereinafter, the present invention will be described in detail based on the embodiments, but the present invention is not limited to the examples described herein. In addition, the properties of the anion conductive resin, the catalyst electrode layer forming resin, and the catalyst electrode layer forming ion conductivity imparting agent shown in the examples and the comparative examples are measured by the following methods. 1) Anion exchange capacity An anion conductive resin was dissolved in a solution of 1-propanol and poured into a container made of Teflon (trademark) to prepare an anion-removing film made of an anion conductive resin. The membrane was immersed in an aqueous solution of 〇5m〇i.L^-NaCl for more than 1 hour to form a chloride ion type, and then replaced with a P-NaNO3 aqueous solution of 〇. 2mo, replaced with a nitrate ion type, and the 帛s After the potentiometric titration apparatus COMTITE-9G0, manufactured by Hiranuma Sangyo Co., Ltd., quantified the free gas ions (Am〇1), the titrated film was immersed in a 5 m aqueous solution of L NaCl for 4 hours or more at 25 ° C to After the ion-exchanged water is sufficiently washed with water, the surface of the film, such as W-paper, is removed, and then the surface is dehydrated and dried under reduced pressure for 5 hours, 彳, and weight (Dg). Based on the above measured values, the ionic anion exchange capacity is calculated by the following formula, I 〇〇〇 / D [mol.g' dry weight] 2) The durability of the anion exchange group 阴离子 eight f relative ion formation after the hydroxide ion type Sex tree:: Two containers made of Teflon are placed in the container, and the yin and valley are measured separately after 5 小时 °C or C ionic & The anion exchange rate formed by the ratio of the anion exchange capacity of the treated resin to the anion exchange capacity of the resin before the treatment was calculated, and the capacity retention rate was evaluated to evaluate the durability of the anion exchange group. 3) Method for determining the solubility of water. The log anion-conducting resin is immersed in a 20-ton ion-exchanged water 1 〇〇mi with a magnetic H-mixer and immersed for 丨 hours, decompressed H, and removed from ion-exchanged water. An anion conductive resin. The residual ion-exchanged water was placed in a miscellaneous bottle and concentrated under reduced pressure. After 5 (TC vacuum drying for 3 hours, the residual weight was measured. According to the above measured value, the weight % of the anion conductive resin dissolved in water was calculated] It is evaluated as water resistance of 0.5% by weight or less. 4) Evaluation of solubility of anion conductive resin (actual concentration/dissolution ratio) The solubility evaluation method of an anion conductive resin is carried out by a supernatant known by centrifugation. In the actual concentration measurement, the actual concentration ratio of the dissolved concentration is used as an index for solubility evaluation. In this embodiment, the solvent used was propanol. First, the ion conductivity imparting agent 1 〇ml was placed in a centrifuge tube having a capacity of 15 ml, and a centrifuge (H-3H manufactured by Kokusan) was set. The number of revolutions of the centrifuge was 2,500 rpm, 3000 rpm, and 5 000 rpm, respectively. Centrifuge the insoluble ingredients for a minute. After centrifugation at 5000 rpm, about 2 g of the supernatant was taken, placed in a weighing bottle, and naturally dried for 5 hours. Thereafter, the solvent was removed by vacuum drying, the weight of the remaining resin was weighed, and the actual concentration of the anion conductive resin in the supernatant was measured, and the ratio of the actual concentration to the dissolved concentration was calculated. 5) Evaluation method of fuel cell The obtained membrane-electrode assembly was placed in a fuel cell for evaluation (FC05-01SP-REF, manufactured by Electrochem Co., Ltd.) to form a single cell, and oxygen 34 201204755 (four) into rnmi/min pure oxygen' At the same time, the fuel is passed into the Qing 1/min pure wind to generate electricity. The battery temperature is 9 (rc, the humidification temperature of the two poles and the temperature of the battery - the 'degree of 1Gn. The open circuit voltage of the battery that has been operated for π hours beforehand is measured. This value is in the pool. 〇. 9V or more is evaluated as good. Fuel electricity production example 1 (manufacture of a resin containing a gas methyl group) Commercially available polystyrene-poly(ethylene-terminated butyl polystyrene triblock copolymer (weight average molecular weight 50,000, styrene content 30 weight) %) 15.6g (containing 61mmol of stupid ring) dissolved in 2〇〇mi gas and 2i2g of chloromethyl decyl ether (263 with 〇1), and then added tin (IV) gas 3.95g (15mmol , 25 mol%), reacted at 35 to 40 ° C for 2 hours, and introduced the gas methyl group into the resin. 50 ml of the 1H-saturated and water-mixed solution of hydrazine was added to the reaction solution, and after the reaction was terminated, the aqueous decyl alcohol solution was introduced. The resin is precipitated, washed with a non-alcoholic alcohol several times, and dried to form a resin containing a gas methyl group to obtain a polystyrene-poly(extended ethyl-extended propyl)-polystyrene triad introduced into the benzene ring. 16.2 g of a segment copolymer. Production Example 2 (Production of 2 - (3 - "Styry Propoxyl) Tetrahydroanthracene B South)) 3-Dipropanol 25 g (180 Methyl) was dissolved in 10 ml of a gas mixture, and 3 g (17 mmol) of p-toluenesulfonic acid was added thereto, and the mixture was stirred at room temperature, and a solution of dihydropyran 16 g (190 mol) in chloroform was added thereto, and the mixture was stirred overnight at room temperature. The aqueous solution of sodium carbonate was washed, and the chloroform layer was distilled off under reduced pressure to give 33 g of 2-(3-bromopropyloxy)tetrahydropyran ( 142 mmol, 79%). Example 1 〇· i4g magnesium (shaving sheet 35 201204755) (60 mmol) was added to tetrahydrofuran. 'A very small amount of iodine was added to activate magnesium. Here, in order to prepare a Grignard reagent, 2_(3_bromo) manufactured in Production Example 2 was slowly dropped. A solution of tetrahydrofuran in a tetrahydrofuran solution of 14 g (60 mmol) was added to the tetrahydrofuran solution immediately after the start of the dropwise addition. After the completion of the dropwise addition, 16 g of tetrahydroanthracene containing the gas methyl group-containing resin produced in Production Example 1 was dropped. The mixture was stirred overnight at room temperature. Thereafter, 0.11 hydrochloric acid was added to the solution. 200 ml 'Removing the protecting group while precipitating the resin. The resin was washed with decyl alcohol, and after drying, it was dissolved in 2 ml of gas. Here, 17 g of three deserts (63 nm 〇l) were dropped, and stirred at room temperature overnight. The gas-like solution was dripped into the vigorous stirring. 1 mol / L sodium carbonate aqueous solution 5 〇〇 m 1 , decomposition of the remaining phosphorus tribromide. After that, the resin was filtered off under reduced pressure to remove the resin. The resin was washed with methanol and dried. The resin was added to the mixed tridecylamine. 3 〇 〇 重量% aqueous solution 144g (triamylamine is 731mm 〇 1), acetone i 〇 4g, ion exchange water 448g in an aqueous solution, stirred at room temperature overnight to form a 4-stage ammonium salt. After the hydrochloric acid, it was stirred for 1 hour, and after removing excess trimethylamine, the resin was filtered. The obtained resin is suspended in an excess of 0.5-Bu 1 /]-aqueous sodium hydroxide solution, and the relative ions of the 4-stage ammonium group are ion-exchanged from the bromide ion to the hydroxide ion, and then washed with ion-exchanged water and dried to obtain 14 g of an anion conductive resin. The anion exchange capacity of the obtained anion conductive resin, the water solubility in 2{rc, and the durability of the anion parent group are shown in Table 1. The bonding resin 0 for forming a catalyst electrode layer made of a synthetic anion conductive resin is mixed with 75 g of propanol and dissolved to obtain an ion conductivity imparting agent for forming a catalytic electrode layer. The dissolution of the anion conductive resin of the ion conductivity imparting agent for forming the obtained catalyst electrode is used. 201204755 I. Raw, flattening, 'fruit (actual concentration / ratio of dissolved concentration) is shown in the table. To the 3 g of the ion conductivity imparting agent for forming the catalyst electrode layer, a commercially available carbon supporting 45 5% knob AA ^ ^ · and autumn 4 b. 5 / ° platinum (Tianzhong Precious Metal Industrial Co., Ltd., fuel cell) was added. Using catalyst TFP ! np κ np, beer 蜾 [ECl 〇 E5 〇 E) 〇 _5g with a small amount of ion-exchanged water and 0. 5 g of 1-propanol, the method of $ >> Paste, modulation catalyst electrode layer

形成用的組合物。胳μ*雄W 觸媒電極層形成用的組合物如專利 實也例1 5己載之陰離子交換膜上的鉑附著量成為 地均句網版印刷,常溫下乾燥15小時,在险離 子交㈣上形成燃料極用的電極觸媒層。同樣地,在該陰 離,父換膜的内面形成氧極用的電極觸媒層(。,5邶-鉑 —2)°以2張碳紙(東麗株式會社TGP-H-G60)夾住上述兩 面形成電極觸媒層的陰離子交換膜,製作膜—電極接合體。 將此接合體組入評估用的燃料電池,測定燃料電池的開迴 路電壓’評估結果表1所示。 實施例2〜8 如表1所示改變製造例1中的聚苯乙稀-聚(伸乙基一 伸丙基)-聚苯乙稀三嵌段共聚物的種類及導入氯甲基中的 氣化錫(IV)觸媒的量,使用所製造的含有氯甲基的樹脂, 其餘同實施例卜製造陰離子傳導性樹脂。所得的陰離子 傳導性樹脂的陰離子交拖交吾 〇 r\°^ 又換合里、在20 C的對水溶解度、以 及陰離子交換基的耐久性,如表丨所示。 使用由實施例2〜8合成的陰離子傳導性樹脂所構成的 觸媒電極層形成用的接合樹脂〇 5g#卜丙醇W混合、 溶解,得到離子傳導性賦予劑。使用所得觸媒電極开^用 37 201204755 的離子傳導性賦予劑之陰離子傳導性樹脂之溶解性的評估 結果(實際濃度/溶解濃度的比)如表丨所示。 之後,使用此離子傳導性賦予劑,同實施例丨之方法, 調製電極觸媒層形成用的組合物,使用此組合物同實施 例1之方法,作成由陰離子交換膜、觸媒電極層及氣體擴 散層所構成㈣-電極接合體,評估燃料電池的開迴路電壓 試驗。結果如表1所示。 比較例1 *將製造例1製造之含氯甲基的樹脂浸潰於含有相對於 含氣甲基的樹脂之氣量的2G當量三甲基胺的水溶液,直接 形成4級銨鹽化’作成陰離子傳導性樹脂。所得的陰離子 傳導性樹脂的陰離子交換容量、I 2代的對水溶解度、以 及陰離子交換基的耐久性,如表】所示。 使用由合成的陰離子傳導性樹脂所構成的觸媒電極層 形成用的接合樹脂,同實施们得到離子傳導性賦予劑。 使用所得觸媒電極形心的離子傳導性賦Μ之陰離子傳 導性樹脂之溶解性的評估結果(實際濃度/溶解濃度的幻 如表1所示。 之後,使用此離子傕填,14秘1 得導性賦予劑,同實施例1之方法, 調製觸媒電極層形成用的組合 使用此組合物’同實施 例1之方法’作成由陰離子交換 . 臈、觸媒電極層及氣體擴 散層所構成的膜-電極接合艚, °子估燃料電池的開迴路電壓 式驗。結果如表1所示。 比較例2 38 201204755 除使用實施例5的含氣曱基樹脂之外,其餘同比較例 1製作陰離子傳導性樹脂。所得陰離子傳導性樹脂的陰離 子交換容量、在20°c的對水溶解度、以及陰離子交換基的 耐久性,如表1所示。 ,使用由合成的陰離子傳導性樹脂所構成的觸媒電極層 形成用的接合樹脂,同實施们得到觸媒電極層形成用的 離子傳導性賦予劑。使用所得觸媒f極形成用的離子傳導 性賦予劑之陰離子傳導性樹脂的溶解性評估結果(實際濃 度/溶解濃度的比)如表1所示。 之後’使用此離子傳導性賦予劑,同實施例1之方法, 調製觸媒電極層形成用的組合物使用此組合物,同實施 例1之方法’作成由陰離子交換膜、觸媒電極層及氣體擴 散曰斤構成的冑電極接合體,評估燃料電池的開迴路電壓 試驗。結果如表1所示。 【表1】 實施例 共聚 合物 種類 氣化錫 觸媒量 (mmol) 1 SEBS1 15 2 SEBS1 8 3 SEBS1 29 4 SEPS1 4 5 SEPS1 6 6 SEPS1 8 7 SEBS2 6 8 SEPS2 15 比較例1 SEBS1 15 比較例2 SEPS1 6 陰離子交 換容量 (mmol/g) 陰離子交 陰離子交 實際濃 燃料電 換基的对 換基的耐 度/溶解 池開迴 久性 久性 濃度比 路電壓 _(50°〇,% (90°〇,% __(%) 99 99 92 良好 99 99 89 良好 99 99 81 良好 99 99 94 良好 99 99 92 良好 99 99 93 良好 99 99 91 良好 99 99 83 良好 99 87 92 良好 99 88 84 良好 對水溶 解度 (wt%) 0. 03 0.02 0.04 0.01 0. 02 0. 03 0.02 0.03 0. 05 0. 03 39 201204755 • SEBSl :聚苯乙烯-聚(伸乙基-伸丁基)-聚苯乙烯三嵌段 共聚物,重量平均分子量=5萬,苯乙烯含量30重量%。 • SEPS1 :聚苯乙烯-聚(伸乙基-伸丙基)-聚苯乙烯三嵌段 共聚物,重量平均分子量=700 0 0,苯乙烯含量65重量%。 • SEBS2:聚苯乙烯-聚(伸乙基-伸丁基)-聚苯乙烯三嵌段 共聚物,重量平均分子量=50000,苯乙烯含量67重量%。 • SEPS2 :聚苯乙烯-聚(伸乙基-伸丙基)-聚苯乙烯三嵌段 共聚物,重量平均分子量=50000,苯乙烯含量30重量%。 【圖式簡單說明】 無 【主要元件符號說明】 無 40A composition for forming. The composition of the catalyst layer for the formation of the catalyst electrode layer is as shown in the patent example. The platinum adhesion amount on the anion exchange membrane carried by the sample is as follows: the screen is printed on the ground, and dried at room temperature for 15 hours. (4) An electrode catalyst layer for forming a fuel electrode. Similarly, in the anion, the electrode catalyst layer for the oxygen electrode is formed on the inner surface of the father's membrane, (., 5邶-platinum-2) is sandwiched between two sheets of carbon paper (Tonghe Corporation TGP-H-G60) An anion exchange membrane in which the electrode catalyst layer was formed on both surfaces was formed to form a membrane-electrode assembly. This joined body was incorporated into the fuel cell for evaluation, and the open circuit voltage of the fuel cell was measured. Examples 2 to 8 The types of polystyrene-poly(ethylidene-propyl)-polystyrene triblock copolymer in Production Example 1 and the gas introduced into the chloromethyl group were changed as shown in Table 1. The amount of the tin (IV) catalyst was used, and the produced chloromethyl group-containing resin was used, and the anion conductive resin was produced in the same manner as in the examples. The anion of the obtained anion conductive resin was hydrolyzed, and the durability of the water at 20 C and the durability of the anion exchange group were as shown in the table. The bonding resin 〇 5g# of the catalyst electrode layer formed of the anion conductive resin synthesized in Examples 2 to 8 was mixed and dissolved to obtain an ion conductivity imparting agent. Using the obtained catalyst electrode to open the evaluation result of the solubility of the anion conductive resin of the ion conductivity imparting agent of 2012 201255 (the ratio of the actual concentration to the dissolved concentration) is shown in Table 。. Thereafter, using the ion conductivity imparting agent, a composition for forming an electrode catalyst layer was prepared in the same manner as in Example ,, and the composition was used in the same manner as in Example 1 to form an anion exchange membrane and a catalyst electrode layer. The gas diffusion layer constitutes a (four)-electrode assembly, and the open circuit voltage test of the fuel cell is evaluated. The results are shown in Table 1. Comparative Example 1 * The chloromethyl group-containing resin produced in Production Example 1 was impregnated into an aqueous solution containing 2 G equivalent of trimethylamine relative to the gas amount of the gas-containing methyl group-containing resin, and a 4-stage ammonium saltation was formed as an anion. Conductive resin. The anion exchange capacity of the obtained anion conductive resin, the water solubility to the I 2 generation, and the durability of the anion exchange group are shown in the table. A bonding resin for forming a catalyst electrode layer composed of a synthetic anion conductive resin was used, and an ion conductivity imparting agent was obtained as in the same manner. The evaluation result of the solubility of the ion conductive anion conductive resin using the centripetal electrode of the obtained catalyst electrode (the actual concentration/dissolution concentration is shown in Table 1. After that, using this ion enthalpy filling, 14 secret 1 The conductivity imparting agent is the same as the method of the first embodiment, and the combination of the catalytic catalyst electrode layer is formed by using the composition 'the method of the first embodiment' to form an anion exchange, a catalyst electrode layer and a gas diffusion layer. The membrane-electrode junction 艚, ° estimated the fuel cell open circuit voltage test. The results are shown in Table 1. Comparative Example 2 38 201204755 In addition to the gas-containing sulfhydryl resin of Example 5, the same as Comparative Example 1 An anion conductive resin was produced, and the anion exchange capacity of the obtained anion conductive resin, the water solubility at 20 ° C, and the durability of the anion exchange group are shown in Table 1. The composition was composed of a synthetic anion conductive resin. The bonding resin for forming a catalyst electrode layer, and the ion conductivity imparting agent for forming a catalyst electrode layer are obtained by the same. The ion conductivity for forming the f-electrode of the obtained catalyst is used. The solubility evaluation result of the anion conductive resin of the pretreatment (the ratio of the actual concentration/dissolution concentration) is shown in Table 1. Then, using this ion conductivity imparting agent, the catalyst electrode layer was formed in the same manner as in Example 1. The composition used was the same as the method of Example 1 to form a tantalum electrode joint composed of an anion exchange membrane, a catalyst electrode layer, and a gas diffusion buffer, and the open circuit voltage test of the fuel cell was evaluated. 1 shows [Table 1] Example Copolymer type vaporized tin catalyst amount (mmol) 1 SEBS1 15 2 SEBS1 8 3 SEBS1 29 4 SEPS1 4 5 SEPS1 6 6 SEPS1 8 7 SEBS2 6 8 SEPS2 15 Comparative Example 1 SEBS1 15 Comparative Example 2 SEPS1 6 Anion exchange capacity (mmol/g) Anion exchange anion exchange actual base fuel exchange base resistance/dissolution pool open-time long-term concentration ratio road voltage _(50°〇, % (90°〇,% __(%) 99 99 92 Good 99 99 89 Good 99 99 81 Good 99 99 94 Good 99 99 92 Good 99 99 93 Good 99 99 91 Good 99 99 83 Good 99 87 92 Good 99 88 84 good Solubility to water (wt%) 0. 03 0.02 0.04 0.01 0. 02 0. 03 0.02 0.03 0. 05 0. 03 39 201204755 • SEBSl: polystyrene-poly(extended ethyl-butylene)-polystyrene The triblock copolymer has a weight average molecular weight = 50,000 and a styrene content of 30% by weight. • SEPS1: polystyrene-poly(ethyl-extended propyl)-polystyrene triblock copolymer having a weight average molecular weight = 700 00 and a styrene content of 65% by weight. • SEBS2: polystyrene-poly(ethylene-tert-butyl)-polystyrene triblock copolymer having a weight average molecular weight = 50,000 and a styrene content of 67% by weight. • SEPS2: polystyrene-poly(ethyl-extended propyl)-polystyrene triblock copolymer having a weight average molecular weight = 50,000 and a styrene content of 30% by weight. [Simple description of the diagram] None [Key component symbol description] None 40

Claims (1)

201204755 七、申請專利範圍: 1 _ 一種難溶於水的陰離子傳導性樹脂,其為具有芳環 的非交聯嵌段共聚物,具有在該芳環具有如下式所示之 具有銨鹽為取代基的親水性單元以及不具有該銨鹽的疏水 性單元, -(CH2)n-N + R1R2R3(X)z (1) (式中,η為3〜6的整數,Rl、^及R3各別為碳數15 的直鏈狀或分支鏈狀的烷基,Rl、R2及R3可全部或部分相 互鍵結形成環’ X為相對陰離子,z為X價數的倒數)。 2· —種申請專利範圍第1項所述之陰離子傳導性樹脂 之製造方法’包括使下式(2)所示之以保護基保護羥基的鹵 化合物與鎂或烷基鋰化合物反應,形成格里納試劑 (Grignard reagents)或有機鋰化合物, HaK〇H2)n.x-OY (2) (式中’ Y表示羥基的保護基,Ha 1表示氯、溴或碘,η 與式(1)相同定義,X為1以上、n-l以下的整數) 該格里納試劑(Grignard reagents)或有機鋰化合物 與具有方壤之非交聯嵌_段共聚物之難溶於水的樹爿曰反應’ 該難溶於水的樹脂具有在芳環中具有下式(3)所示之取代 基的單元及疏水性單元, -(CH2)X-Hal' (3) (式中,Hal,表示氯、溴或碘,χ為i以上、π-1以下 41 201204755 的整數(但η與式(1)相同定義)) 去除羥基的保護基之後,羥基變換為_素或磺酸酯, 之後與3級胺反應。 3. —種觸媒電極層形成用的接合樹脂,由申請專利範 圍第1項所述之樹脂所構成。 4_ 一種觸媒電極層形成用的離子傳導賦予劑,包括溶 劑及申請專利範圍帛3項所述之觸媒電極層形成用的接合 樹脂。 .-種觸媒電極層形成用的組成物,包括申請專利範 圍第4項所述之觸媒電極層形成_料傳導賦予劑、電 極觸媒及溶劑。 6. 一種觸媒電極層’使料請專利範圍第5項所述之 觸媒電極層形成用的組成物所形成。 一種膜-電極接合體,々杯由 ^ Μ包括申凊專利範圍第6項所 之觸媒電極層作為構件。 8. —種燃料電池 電極接合體作為構件 包括申請專利範圍第7項所述之膜- 42201204755 VII. Patent application scope: 1 _ A poorly water-soluble anion conductive resin which is a non-crosslinked block copolymer having an aromatic ring having an ammonium salt as shown in the following formula a hydrophilic unit of the group and a hydrophobic unit not having the ammonium salt, -(CH2)nN + R1R2R3(X)z (1) (wherein η is an integer of 3 to 6, and R1, ^ and R3 are each A linear or branched alkyl group having 15 carbon atoms, R1, R2 and R3 may be bonded to each other in whole or in part to form a ring 'X is a relative anion, and z is a reciprocal of the valence of X). 2. The method for producing an anion conductive resin according to claim 1, wherein the halogen compound having a protecting group as shown in the following formula (2) is reacted with a magnesium or an alkyllithium compound to form a lattice. Grignard reagents or organolithium compounds, HaK〇H2)nx-OY (2) (wherein Y represents a protecting group for a hydroxyl group, Ha 1 represents chlorine, bromine or iodine, and η is the same as defined in formula (1) , X is an integer of 1 or more and nl or less.) The Grignard reagents or organolithium compounds react with a water-insoluble tree stalk having a non-crosslinked intercalated copolymer of cristobalite. The water-soluble resin has a unit having a substituent represented by the following formula (3) in the aromatic ring and a hydrophobic unit, -(CH2)X-Hal' (3) (wherein Hal represents chlorine, bromine or Iodine, χ is an integer of i or more, π-1 or less 41 201204755 (but η is the same as defined in formula (1))) After removing the protecting group of the hydroxyl group, the hydroxyl group is converted into a γ or a sulfonate, and then reacted with a tertiary amine. . 3. A bonding resin for forming a catalyst electrode layer, which is composed of the resin described in the first aspect of the patent application. 4_ An ion conductivity imparting agent for forming a catalyst electrode layer, comprising a solvent and a bonding resin for forming a catalyst electrode layer according to claim 3 of the patent application. A composition for forming a catalyst electrode layer, which comprises the catalyst electrode layer forming agent, the electrode catalyst, and the solvent described in the fourth aspect of the patent application. A catalyst electrode layer is formed by a composition for forming a catalyst electrode layer according to item 5 of the patent scope. A membrane-electrode assembly comprising a catalyst electrode layer of the sixth aspect of the patent application as a member. 8. A fuel cell electrode assembly as a member, comprising the film of claim 7 - 42
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