JP6162179B2 - 陽イオン交換樹脂、ならびにそれを用いた陽イオン交換膜および燃料電池用電解質膜 - Google Patents
陽イオン交換樹脂、ならびにそれを用いた陽イオン交換膜および燃料電池用電解質膜 Download PDFInfo
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Description
下記式のいずれかで表される2価の疎水ユニットと、
単数の芳香環からなる、または、2価の炭化水素基、2価のケイ素含有基、2価の窒素含有基、2価のリン含有基、2価の酸素含有基、2価の硫黄含有基、もしくは炭素−炭素結合を介して互いに結合する複数の芳香環からなり、前記芳香環のうち少なくとも1つが陽イオン交換基を有する2価の親水性基が、炭素−炭素結合を介して繰り返される2価の親水ユニットと
を有し、
前記疎水ユニットと前記親水ユニットとが、炭素−炭素結合を介して結合していることを特徴とする。
[陽イオン交換基容量(meq./g)]=親水ユニット当たりの陽イオン交換基導入量×親水ユニットの繰り返し単位×1000/(疎水ユニットの分子量×疎水ユニットの繰り返し単位数+親水ユニットの分子量×親水ユニットの繰り返し単位数+陽イオン交換基の分子量×親水ユニット当たりの陽イオン交換基導入量×親水ユニットの繰り返し単位数) (20)
(SPAFの合成)
<フルオロアルキルモノマーの合成>
窒素インレット/アウトレットおよび冷却管を備えた100mLの丸底三口フラスコに、ドデカフルオロ−1,6−ジヨードヘキサン(9.87g、17.8mmol)、3−クロロヨードベンゼン(12.7g、53.4mmol)、ジメチルスルホキシド(72mL)を加えた。この混合物を撹拌することにより均一溶液とした後、銅粉末(11.3g、178mmol)を加え、120℃に昇温して48時間反応を行った。
窒素インレット/アウトレットおよび冷却管を備えた100mLの丸底三口フラスコに、フルオロアルキルモノマー(3.61g、6.92mmol)、1,4−ジクロロベンゼン(0.631g、4.29mmol)、1,3−ジクロロベンゼン(0.489g、3.32mmol)、2,2’−ビピリジン(5.68g、36.4mmol)、N,N−ジメチルアセトアミド(37mL)を加えた。この混合物を撹拌することにより、均一溶液とした後に、ビス(1,5−シクロオクタジエン)ニッケル(0)(10.0g、36.4mmol)を加え、80℃に昇温して3時間反応を行った。
50mLの丸底フラスコに陽イオン交換樹脂前駆体ポリマー(0.50g)と30%発煙硫酸水溶液(9mL)を加えて、室温において3日間反応させた。
陽イオン交換樹脂SPAFを、溶液キャスト法により製膜した。
ジルコニアポットにカーボン担持白金触媒、純水、エタノールを入れ、ボールミルにより撹拌を行った。その後、Nafion(登録商標)溶液を加え、遊星ボールミルにより撹拌することにより、触媒ペーストを調製した。調製後のペーストをPFAポットに移し、卓上型ポットミル回転台上で一晩保持した。一晩安定化させた触媒インクをパルススワールスプレー法によりSPAF膜(陽イオン交換容量:1.6mequiv/g)の両面に塗布した。白金担持量は両極とも0.50±0.03mg/cm2であった。これを60℃の恒温槽にて乾燥させた後、140°Cで3分間ホットプレスすることによりアニーリング処理を施し、触媒塗布膜(CCM)を作製した。このCCMをガス拡散層(GDL)と共にセルに組み込み、セルの特性評価を行った。
Claims (4)
- 請求項1又は2に記載の陽イオン交換樹脂を含むことを特徴とする、陽イオン交換膜。
- 請求項1又は2に記載の陽イオン交換樹脂を含むことを特徴とする、燃料電池用電解質膜。
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JP2015134000A JP6162179B2 (ja) | 2015-07-03 | 2015-07-03 | 陽イオン交換樹脂、ならびにそれを用いた陽イオン交換膜および燃料電池用電解質膜 |
PCT/JP2016/069364 WO2017006831A1 (ja) | 2015-07-03 | 2016-06-29 | 陽イオン交換樹脂、ならびにそれを用いた陽イオン交換膜および燃料電池用電解質膜 |
US15/738,270 US10471420B2 (en) | 2015-07-03 | 2016-06-29 | Cation exchange resin, and cation exchange membrane and fuel cell electrolyte membrane using same |
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JP6888778B2 (ja) * | 2017-02-22 | 2021-06-16 | 国立大学法人山梨大学 | 陰イオン交換樹脂、電解質膜、電極触媒層形成用バインダー、電池電極触媒層および燃料電池 |
KR102642656B1 (ko) * | 2018-05-18 | 2024-02-29 | 에이지씨 가부시키가이샤 | 함불소 폴리머의 제조 방법 및 함불소 이온 교환 폴리머의 제조 방법 |
JP7513970B2 (ja) * | 2020-07-16 | 2024-07-10 | 国立大学法人山梨大学 | 陰イオン交換樹脂の製造方法および電解質膜の製造方法 |
JP7513971B2 (ja) | 2020-07-16 | 2024-07-10 | 国立大学法人山梨大学 | 陰イオン交換樹脂の製造方法および電解質膜の製造方法 |
WO2024014269A1 (ja) * | 2022-07-15 | 2024-01-18 | 国立大学法人山梨大学 | 陽イオン交換樹脂、陽イオン交換膜、電解質膜、電極触媒層形成用バインダーおよび電池電極触媒層 |
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JP2006045512A (ja) * | 2004-06-29 | 2006-02-16 | Sumitomo Chemical Co Ltd | 高分子電解質膜及びそれを用いた燃料電池 |
US20090117438A1 (en) * | 2005-09-16 | 2009-05-07 | Sumitomo Chemical Company , Limited | Polymer electrolyte, and polymer electrolyte membrane, membrane-electrode assembly and fuel cell that are using the polymer electrolyte |
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JP2013209457A (ja) * | 2012-03-30 | 2013-10-10 | Sumitomo Chemical Co Ltd | ポリアリーレン及びその製造方法 |
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