JP4979243B2 - ポリマー電解質膜とその製造方法および燃料電池 - Google Patents
ポリマー電解質膜とその製造方法および燃料電池 Download PDFInfo
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- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/58—After-treatment
- C23C14/5846—Reactive treatment
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
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- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1069—Polymeric electrolyte materials characterised by the manufacturing processes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H—ELECTRICITY
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- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1009—Fuel cells with solid electrolytes with one of the reactants being liquid, solid or liquid-charged
- H01M8/1011—Direct alcohol fuel cells [DAFC], e.g. direct methanol fuel cells [DMFC]
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Description
下記表1の組成として,ビニルピリジン(CH2=CH−C5H4N),ジアクリレート(H2C=C(CH3)−C(=O)−(OCH2CH2)n−OC(=O)−C(CH3)=CH2,nは,1〜25の整数),アクリレート二次アミン(アクリル酸2−(tert−ブチル−メチル−アミノ)−エチルエステル(CH2=CH−COO−C2H4N(CH3)n−(CH3)3)のうちから選択されたイオン伝導重合性化合物及びTMPTAが混合された組成物を準備した。その後,この組成物を,それぞれPVDFマトリックス,PTFEマトリックス,またはセルガード(Celgard)マトリックス(PEマトリックス)上にフラッシュ蒸発させた後,これにUVを10分間照射し,10kV,100mAの電子ビームでインシチュ(in−situ)重合反応を行った。その結果,PVDFマトリックスの単一ファイバ上にプロトン伝導性ポリマーのビニルピリジン及びジアクリレートの重合体が,5μm厚さにコーティングされたポリマー電解質膜を得た。このポリマー電解質膜の全体厚は,23μmであった。ここで,前記ポリマー電解質膜は,80℃で2時間,85%のリン酸水溶液に含浸して燃料電池の製作時に使用した。
イオン伝導重合性化合物として,スルホン酸基を含有するモノマーであるビニルスルホン酸10〜50質量部を使用したことを除いては,実施例1と同じ方法によって実施し,ポリマー電解質膜(イオン伝導性コーティング膜のコーティング厚さは,5μm,ポリマー電解質膜厚は,23μm)及び燃料電池を製造した。
Claims (10)
- 多孔性高分子マトリックス上にイオン伝導重合性化合物、架橋剤を含む組成物を利用し、微細粒子コーティングの真空蒸着コーティングを実施する工程と、
前記組成物の重合反応を実施し、前記多孔性高分子マトリックスの単一ファイバの外面及び高分子マトリックスの細孔内部に形成されたイオン伝導性ポリマーコーティング膜を備えるポリマー電解質を得る工程と、を含むことを特徴とする、ポリマー電解質膜の製造方法。 - 前記微細粒子コーティングは,フラッシュ蒸発方式によってなされることを特徴とする,請求項1に記載のポリマー電解質膜の製造方法。
- 前記組成物に,イオン伝導重合性化合物100質量部を基準として,20〜200質量部の可塑剤がさらに含まれることを特徴とする,請求項1に記載のポリマー電解質膜の製造方法。
- 前記可塑剤は,ポリ(エチレングリコール)メチルエーテルアクリレートおよびポリアリルエーテルからなる群より選択された一つ以上であることを特徴とする,請求項3に記載のポリマー電解質膜の製造方法
- 前記重合反応は,光を照射するか,または電子ビームを用いるか,または熱を加えてなされることを特徴とする,請求項1に記載のポリマー電解質膜の製造方法。
- 前記イオン伝導重合性化合物は、ビニルスルホン酸、スチレンスルホン酸、末端に酸性官能基を有するアクリル樹脂、C1〜C20のアルキルアミン、末端に塩基性官能基を有するビニル系モノマーのうちから選択された一つ以上であり、
前記イオン伝導重合性化合物の質量平均分子量は、1000g/mol以下であることを特徴とする、請求項1に記載のポリマー電解質膜の製造方法。 - 前記末端に酸性官能基を有するアクリル樹脂は,リン系モノアクリレートまたはリン系ジアクリレートであり,
前記アルキルアミンは,アクリル酸2−(tert−ブチル−メチルアミノ)エチルエステル,N−tert−ブチルジエタノールアミンまたはN−(1−シアノシクロヘキシル)−1−N−メチルブチルアミドであり,
前記末端に塩基性官能基を有するビニル系モノマーは,ビニルピリジン,ビニルピロリドン,ポリエチレンイミン,1−ビニルイミダゾールのうちから選択された一つ以上であることを特徴とする,請求項6に記載のポリマー電解質膜の製造方法。 - 前記イオン伝導重合性化合物は,末端にスルホン酸基,リン酸基,カルボン酸基,イミド基,スルホンイミド基,スルホンアミド基および水酸基のうちから選択された一つ以上の作用基と,ヘッド部分に不飽和結合とを有しており,
前記イオン伝導重合性化合物の質量平均分子量は,10000g/mole以下であることを特徴とする,請求項1に記載のポリマー電解質膜の製造方法。 - 前記架橋剤は,ヘキシルアクリレート,ブチルアクリレート,トリメチロールプロパントリアクリレート,ポリ(エチレングリコール)メタクリレート,ポリ(エチレングリコール)ジメタクリレート,アリルアクリレート,ジビニルベンゼンのうちから選択された一つ以上であることを特徴とする,請求項1に記載のポリマー電解質膜の製造方法。
- 前記架橋剤は,イオン重合性化合物100質量部を基準として,25〜300質量部であることを特徴とする,請求項1に記載のポリマー電解質膜の製造方法。
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KR1020050126916A KR100723389B1 (ko) | 2005-12-21 | 2005-12-21 | 폴리머 전해질막 및 이를 채용한 연료전지 |
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EP2144319A1 (de) | 2008-07-09 | 2010-01-13 | Micronas GmbH | Verfahren zum Herstellen einer protonenleitfähigen, strukturierten Elektrolytmembran |
AU2010286605B2 (en) * | 2009-08-26 | 2015-08-13 | Evoqua Water Technologies Pte. Ltd. | Ion exchange membranes |
EP2627447B1 (en) | 2010-10-15 | 2019-12-11 | Evoqua Water Technologies LLC | Anion exchange membranes and process for making |
US9611368B2 (en) | 2010-10-15 | 2017-04-04 | Evoqua Water Technologies Llc | Process for making a monomer solution for making cation exchange membranes |
EP2684239B1 (en) | 2011-03-11 | 2025-01-01 | Audi AG | Unitized electrode assembly with high equivalent weight ionomer |
CN104703697B (zh) | 2012-10-04 | 2018-11-23 | 懿华水处理技术有限责任公司 | 高性能的阴离子交换膜及其制造方法 |
WO2014058469A1 (en) | 2012-10-11 | 2014-04-17 | Evoqua Water Technologies Llc | Coated ion exchange membranes |
US9923223B2 (en) * | 2012-12-21 | 2018-03-20 | Audi Ag | Electrolyte membrane, dispersion and method therefor |
TWI579333B (zh) * | 2015-12-28 | 2017-04-21 | 財團法人工業技術研究院 | 離子交換膜 |
FR3054078B1 (fr) * | 2016-07-13 | 2018-09-07 | Institut Polytechnique De Grenoble | Materiau a conduction ionique pour generateur electrochimique et procedes de fabrication |
KR101836410B1 (ko) | 2016-08-30 | 2018-03-09 | 한국화학연구원 | 가소제를 함유한 스티렌계-tert-부틸스티렌계 양이온교환 복합막 및 이의 제조방법 |
JP6885780B2 (ja) * | 2017-05-10 | 2021-06-16 | トヨタ自動車株式会社 | 固体高分子電解質膜 |
CN109400786B (zh) * | 2017-08-16 | 2020-12-29 | 东莞东阳光科研发有限公司 | 一种高分子聚合物、其制备方法及包含其的电解液 |
KR102287767B1 (ko) | 2018-01-18 | 2021-08-10 | 주식회사 엘지에너지솔루션 | 이차 전지용 분리막 및 이를 포함하는 리튬 이차 전지 |
CN111867707A (zh) * | 2018-03-15 | 2020-10-30 | 恩特格里斯公司 | 氟化过滤薄膜、过滤器及方法 |
SG11202102083PA (en) | 2018-09-25 | 2021-04-29 | Evoqua Water Tech Llc | Monovalent selective cation exchange membrane |
KR102400192B1 (ko) * | 2020-06-26 | 2022-05-20 | 광주과학기술원 | 전도성 나노 다공성 멤브레인 및 이의 제조 방법 |
CN112332029B (zh) * | 2020-11-10 | 2022-08-05 | 江苏厚生新能源科技有限公司 | 一种能够捕捉氢氟酸的锂电池隔膜及其制备方法 |
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