KR100509298B1 - 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막의 제조 방법 - Google Patents
무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막의 제조 방법 Download PDFInfo
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Abstract
Description
저항(Ω) | 이온 전도도(S/cm) | |
나피온 115 | 692.70 | 0.098 |
실시예 1 | 704.09 | 0.091 |
실시예 2 | 995.66 | 0.075 |
실시예 3 | 975.56 | 0.076 |
실시예 4 | 942.10 | 0.071 |
실시예 5 | 943.16 | 0.072 |
기울기 | 메탄올 투과도(㎠/sec) | |
나피온 115 | 0.19112 | 2.77×10-6 |
실시예 1 | 0.11898 | 1.68×10-6 |
실시예 2 | 0.05807 | 8.25×10-7 |
실시예 3 | 0.06399 | 9.09×10-7 |
실시예 4 | 0.04737 | 7.37×10-7 |
실시예 5 | 0.06309 | 8.13×10-7 |
Claims (19)
- 플라즈마 화학기상 증착법을 이용하여 직접메탄올 연료전지용 고분자 전해질막의 표면에 실리콘 옥사이드(SiO2), 티타늄 옥사이드(TiO2), 지르코늄 옥사이드(ZrO2), 지르코늄 포스페이트(Zr(HPO4)2), 제올라이트, 실리카라이트 및 알루미늄 옥사이드(Al2O3)로 구성되는 군으로부터 1 이상 선택되는 무기질로 구성되는 무기질 박막을 1.0 내지 500 나노미터의 두께로 코팅하여 복합막을 얻는 것을 특징으로 하는, 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막의 제조 방법.
- 삭제
- 제1항에 있어서,상기 연료전지용 고분자 전해질막은 과불소화술폰산 계통인 나피온막, 다우막, 플레미온막, 아씨플렉스막, 밤막 또는 고어막; 탄화수소계열의 수소이온전도성 고분자인 술폰화 폴리술폰, 술폰화 폴리에틸렌, 술폰화 폴리프로필렌, 술폰화 폴리스티렌, 술폰화 폴리페놀포름알데하이드, 폴리스티렌 다이비닐벤젠 술폰산, 술폰화 폴리벤지이미다졸, 술폰화 폴리아미드 또는 술폰화 폴리에테르-에테르 케톤으로 제조된 전해질막; 또는 플루오르계열의 수소이온전도성 고분자인 술폰화 폴리비닐리덴 플루오라이드, 술폰화 폴리테트라플루오르에틸렌 또는 플루오르화 에틸렌 프로필렌으로부터 제조된 전해질막인 것을 특징으로 하는 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막의 제조 방법.
- 제1항에 있어서,상기 플라즈마 화학기상 증착시 단량체로서 알루미늄, 티타늄, 실리콘, 또는 지르코늄이 포함된 유기금속화합물로 구성되는 군으로부터 1 이상 선택되는 반응물을, 산소, 질소, 수소, 수증기, 및 알곤 기체로 구성되는 군으로부터 1 이상 선택되는 기체와 함께 사용하는 것을 특징으로 하는 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막의 제조 방법.
- 제4항에 있어서,상기 유기금속화합물은 트리메틸디실록산(TMDSO), 헥사메틸 디실록산(hexamethyl disiloxane, HMDSO), 헥사메틸디실란, 테트라에틸 오르토실리케이트(tetraethyl orthosilicate, TEOS), 테트라메틸 오르소실리케이트(tetramethyl orthosilicate), 테트라부틸 오르소실리케이트(tetrabuthyl orthosilicate), 테트라아이소프로필 오르소실리케이트 (tetraisopropyl orthosilicate), 알루미늄 메톡사이드, 알루미늄 에톡사이드, 알루미늄 부톡사이드, 알루미늄 이소프로폭사이드, 타이타늄에톡사이드, 타이타늄메톡사이드, 타이타늄부톡사이드, 타이타늄이소프로폭사이드, 지르코늄에톡사이드, 및 지르코늄부톡사이드로 구성되는 군으로부터 1이상 선택되는 것을 특징으로 하는 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막의 제조 방법.
- 삭제
- 삭제
- 제1항에 있어서,상기 플라즈마 화학기상 증착 장치의 마이크로파 출력의 범위는 10와트 내지 500와트인 것을 특징으로 하는 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막의 제조 방법.
- 제1항에 있어서,상기 플라즈마 화학기상 증착 장치의 반응기내 압력 범위는 1.0 내지 1000밀리토르인 것을 특징으로 하는 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막의 제조 방법.
- 제1항에 있어서,상기 플라즈마 화학기상 증착 장치의 알곤 전처리 전자파 출력의 범위는 10와트 내지 500와트인 것을 특징으로 하는 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막의 제조 방법.
- 제10항에 있어서,상기 플라즈마 화학기상 증착 장치의 알곤 전처리 압력 범위가 1.0 내지 500밀리토르인 것을 특징으로 하는 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막의 제조 방법.
- 제1항에 있어서,상기 플라즈마 화학기상 증착 장치의 반응기내 반응기체 압력의 범위가 10 밀리토르 내지 500밀리토르인 것을 특징으로 하는 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막의 제조 방법.
- 제1항에 있어서,상기 플라즈마 화학기상 증착 장치의 전극간 거리는 1 내지 30센티미터인 것을 특징으로 하는 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막의 제조 방법.
- 삭제
- 제1항에 있어서,연료전지 제조시 전극과의 접촉성을 증가시키기 위해, 상기 무기질 박막의 코팅 후, 상용 고분자 전해질막의 이오노머 용액을 물과 이소프로필 알코올 용매에 섞어 복합막 표면에 코팅시키는 과정을 더 포함하는 것을 특징으로 하는 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막의 제조 방법.
- 제1항, 제3항 내지 제5항, 제8항 내지 제13항, 및 제15항 중 어느 한 항에 기재된 방법에 의해 제조된 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막.
- 제1항, 제3항 내지 제5항, 제8항 내지 제13항, 및 제15항 중 어느 한 항에 기재된 방법에 의해 제조된 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막을 채용한 전해질막-전극 접합체.
- 제1항, 제3항 내지 제5항, 제8항 내지 제13항, 및 제15항 중 어느 한 항에 기재된 방법에 의해 제조된 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막에 전극의 촉매를 직접 코팅하는 공정을 거치는 것을 특징으로 하는 전해질막-전극 접합체의 제조 방법.
- 제1항, 제3항 내지 제5항, 제8항 내지 제13항, 및 제15항 중 어느 한 항에 기재된 방법에 의해 제조된 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막을 채용한 직접메탄올 연료전지.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0035127A KR100509298B1 (ko) | 2003-05-31 | 2003-05-31 | 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막의 제조 방법 |
US10/751,138 US7790220B2 (en) | 2003-05-31 | 2003-12-30 | Method to manufacture composite polymer electrolyte membranes coated with inorganic thin films for fuel cells |
US11/796,469 US20070231655A1 (en) | 2003-05-31 | 2007-04-27 | Method to manufacture composite polymer electrolyte membranes coated with inorganic thin films for fuel cells |
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KR10-2003-0035127A KR100509298B1 (ko) | 2003-05-31 | 2003-05-31 | 무기질 박막이 코팅된 직접메탄올 연료전지용 복합고분자 전해질막의 제조 방법 |
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KR100509298B1 true KR100509298B1 (ko) | 2005-08-22 |
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US20050227135A1 (en) * | 2004-04-12 | 2005-10-13 | Elena Chalkova | Composite membrane for fuel cell and fuel cells incorporating said membranes |
JP2008505457A (ja) * | 2004-06-30 | 2008-02-21 | ジョージア テク リサーチ コーポレイション | マイクロ構造及びその作製方法 |
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- 2003-05-31 KR KR10-2003-0035127A patent/KR100509298B1/ko not_active IP Right Cessation
- 2003-12-30 US US10/751,138 patent/US7790220B2/en not_active Expired - Fee Related
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2007
- 2007-04-27 US US11/796,469 patent/US20070231655A1/en not_active Abandoned
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US20040241520A1 (en) | 2004-12-02 |
US7790220B2 (en) | 2010-09-07 |
US20070231655A1 (en) | 2007-10-04 |
KR20040103198A (ko) | 2004-12-08 |
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