KR100819332B1 - 말단에 가교구조를 형성하는 술폰화된 폴리(아릴렌 에테르)공중합체, 이의 제조방법 및 이를 이용한 고분자 전해질막 - Google Patents
말단에 가교구조를 형성하는 술폰화된 폴리(아릴렌 에테르)공중합체, 이의 제조방법 및 이를 이용한 고분자 전해질막 Download PDFInfo
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Abstract
Description
| 고분자 | NMPb | DMAcc | DMSOd | DMFe | THFf | Acetone | CHCl3 | MeOHg | Water |
| SPAE-HQa | S | S | S | S | P | P | Sw | S | I |
| a: 실시예 2에서 제조한 고분자 전해질 막 b: NMP (N-methylpyrrolidone) c: DMAc(N,N-dimethylacetamide) d: DMSO(dimethylsulfoxide) e: DMF(dimethylformamide) f: THF(tetrahydrofurane) g: MeOH(methanol) S = soluble at room temperature P = partially soluble at room temperature I = insoluble at room temperature Sw = swelling at room temperature. | |||||||||
| 전해질막 | 이온교환능(meq/g) | 이온전도도(S/cm)c | 물흡수율(wt%)d | |
| 계산치a | 실험치b | |||
| SPAE-HQ | 2.065 | 2.279 | 0.164 | 78 |
| Nafion 117 | 0.91 | 0.91 | 0.083 | 20 |
| a: 단량체 몰비율로 계산 {IEC = (1000 / 반복단위 분자량) x 술폰화된 비율 x 술폰산기의 개수} b: 24시간동안 0.01N NaCl 용액에 담근후, 0.01 N NaOH로 적정하여 측정한다 (지시약으로는 페놀프탈레인을 사용한다) c: 술폰산 그룹당 당량 d: 인피던스 분석기로 측정 (AutoLab, PGSTAT 30, Netherlands) { σ (S cm-1) = L / (R x S), L (cm)은 두 전극사이의 거리, R (Ω)은 막저항. S (cm2)은 막을 통과하는 이온의 표면적 } e: 막의 무게 계산치 {물 흡수율(%) = (Wwet - Wdry)x100 / Wdry, Wwet는 젖은상태의 막의 무게, Wdry은 마른상태의 막의 무게 } | ||||
| 고분자 | NMPb | DMAcc | DMSOd | DMFe | THFf | Acetone | CHCl3 | MeOHg | Water |
| E-SPAE-HQa | S | S | S | S | I | I | I | P | Sw |
| a: 실시예 1에서 실시한 고분자 중합 후 진공 건조 시킨 후 고분자 b: NMP (N-methylpyrrolidone) c: DMAc(N,N-dimethylacetamide) d: DMSO(dimethylsulfoxide) e: DMF(dimethylformamide) f: THF(tetrahydrofurane) g: MeOH(methanol) S = soluble at room temperature P = partially soluble at room temperature I = insoluble at room temperature Sw = swelling at room temperature. | |||||||||
| 고분자 | NMPb | DMAcc | DMSOd | DMFe | THFf | Acetone | CHCl3 | MeOHg | Water |
| CSPAE-HQa | I | I | I | I | I | I | I | I | I |
| a: 실시예 2에서 제조한 고분자 전해질 막 b: NMP (N-methylpyrrolidone) c: DMAc(N,N-dimethylacetamide) d: DMSO(dimethylsulfoxide) e: DMF(dimethylformamide) f: THF(tetrahydrofurane) g: MeOH(methanol) S = soluble at room temperature P = partially soluble at room temperature I = insoluble at room temperature Sw = swelling at room temperature. | |||||||||
| 전해질막 | 이온교환능(meq/g) | 이온전도도(S/cm)c | 물흡수율(wt%)d | |
| 계산치a | 실험치b | |||
| CSPAE-HQ | 2.065 | 2.123 | 0.141 | 52 |
| Nafion 117 | 0.91 | 0.91 | 0.083 | 20 |
| a: 단량체 몰비율로 계산 {IEC = (1000 / 반복단위 분자량) x 술폰화된 비율 x 술폰산기의 개수} b: 24시간동안 0.01N NaCl 용액에 담근후, 0.01 N NaOH로 적정하여 측정한다 (지시약으로는 페놀프탈레인을 사용한다) c: 술폰산 그룹당 당량 d: 인피던스 분석기로 측정 (AutoLab, PGSTAT 30, Netherlands) { σ (S cm-1) = L / (R x S), L (cm)은 두 전극사이의 거리, R (Ω)은 막저항. S (cm2)은 막을 통과하는 이온의 표면적 } e: 막의 무게 계산치 {물 흡수율(%) = (Wwet - Wdry)x100 / Wdry, Wwet는 젖은상태의 막의 무게, Wdry은 마른상태의 막의 무게 } | ||||
Claims (18)
- 하기의 화학식 1로 표시되는 말단에 가교구조를 가지는 술폰화된 폴리(아릴렌 에테르) 공중합체.[화학식 1]상기 화학식 1에서, SAr1은 술폰화된 방향족(sulfonated aromatic)을 나타내며, Ar은 술폰화되지 않은 방향족(none sulfonated aromatic)을 나타내고, CM은 가교할 수 있는 부분(Crosslinkable moiety)을 나타낸다.또한 상기 화학식 1에서 k는 0.001 - 1.000 의 범위를 지니며, s = 1 - k 값을 가지며, n은 고분자 중합체의 반복단위(repeating unit)를 나타내며, n은 정수로서 10 내지 500을 나타낸다.
- 제2항에 있어서, 상기 양이온 전하를 가진 짝이온은 칼륨 이온, 나트륨 이온 또는 알킬 아민인 것을 특징으로 하는 술폰화된 폴리(아릴렌 에테르) 공중합체.
- 술폰화된 디하이드록시 단량체, 술폰화되지 않은 디하이드록시 단량체 및 술폰화되지 않은 디할라이드 단량체를 이용하여 하기의 화학식 2의 고분자 중합체를 형성하는 단계; 및상기 고분자 중합체의 말단에 축중합에 의한 치환 반응을 이용하여 하기의 화학식 3의 말단에 가교구조를 가지는 술폰화된 폴리(아릴렌 에테르) 공중합체를 형성하는 방법.[화학식 2][화학식 3]Y는 탄소와 탄소가 직접 연결되어 있는 단일결합 , , 또는 이며, A는 탄소와 탄소가 직접 연결되어 있는 단일결합 또는 이며, E는 H, F, C1 ~ C5 또는 이다. 또한, L은 H, F, C1 ~ C5을 나타낸다.M+는 양이온 전하를 가진 짝이온(counterion)이며, CM은 가교할 수 있는 부분(Crosslinkable moiety)을 나타내며, 또는 이다. 상기 CM에서 R은 R1이 치환되어있는 삼중결합(ethynyl part)(R= ), 이중결합(vinyl part)(R= ) 또는 이며, G는 탄소와 탄소가 직접 연결되어 있는 단일 결합, , 또는 를 의미한다. 또한, R1은 H, F, C1 ~ C5 또는 이다. 상기 R2는 H, X 또는 C1~C5이고, X는 할로겐 원자이다.또한, 상기 k는 0.001 - 1.000 의 범위를 지니며, s = 1 - k 값을 가지며, n은 정수로서 10~500 을 나타낸다.
- 제6항에 있어서, 상기 고분자 중합체를 형성하는 단계는, 염기, 공비용매 및 비양성자성 극성용매 또는 양성자성 극성용매를 사용하고, 10oC 내지 300oC 온도 범위로 축중합 반응하는 것을 특징으로 하는 말단에 가교구조를 가지는 술폰화된 폴리(아릴렌 에테르) 공중합체를 형성하는 방법.
- 제7항에 있어서, 상기 비양자성 극성용매는, N-메틸피롤리돈(NMP), 디메틸포름아마이드(DMF), N,N-디메틸아세트아마이드(DMAc) 및 디메틸설폭사이드 (DMSO) 중에서 선택되고, 상기 양성자성 극성용매는 메틸렌클로라이드(CH2Cl2), 클로로포름(CH3Cl) 또는 테트라하이드로퓨란(THF)이고, 상기 공비용매는 벤젠, 톨루엔 또는 자일렌인 것을 특징으로 하는 술폰화된 폴리(아릴렌 에테르) 공중합체를 형성하는 방법.
- 제9항에 있어서, 상기 할라이드가 치환된 단량체는 (k+s)/m이 1 이상인 경우에 사용되고, 상기 하이드록시가 치환된 단량체는 (k+s)/m이 1 이하인 경우에 사용되며, 상기 R2가 X인 경우에는, 상기 하이드록시가 치환된 단량체가 사용되는 것을 특징으로 하는 술폰화된 폴리(아릴렌 에테르) 공중합체를 형성하는 방법.
- 하기의 화학식 4로 표시되는 말단에 가교구조를 가지는 술폰화된 폴리(아릴렌 에테르) 공중합체.[화학식 4]상기 화학식 4에서, SAr2은 술폰화된 방향족(sulfonated aromatic)을 나타내며, Ar은 술폰화되지 않은 방향족(none sulfonated aromatic)을 나타내고, CM은 가교할 수 있는 부분(Crosslinkable moiety)을 나타낸다.또한 상기 화학식 4에서 k는 0.001 - 1.000 의 범위를 지니며, s = 1 - k 값을 가지며, n은 고분자 중합체의 반복단위(repeating unit)를 나타내며, n은 정수로서 10 내지 500을 나타낸다.
- 술폰화된 디할라이드 단량체, 술폰화되지 않은 디할라이드 단량체 및 술폰화되지 않은 디하이드록시 단량체를 이용하여 하기의 화학식 5의 고분자 중합체를 형성하는 단계; 및[화학식 5]상기 고분자 중합체의 말단에 축중합에 의한 치환 반응을 이용하여 하기의 화학식 6의 말단에 가교구조를 가지는 술폰화된 폴리(아릴렌 에테르) 공중합체를 형성하는 방법.[화학식 6]상기 Y는 탄소와 탄소가 직접 연결되어 있는 단일결합 ,, 또는 이며, A는 탄소와 탄소가 직접 연결되어 있는 단일결합 또는 이며, E는 H, F, C1 ~ C5 또는 이고, L은 H, F, C1 ~ C5 를 나타낸다. 또한, Z는 벤젠의 탄소와 -SO3 - M+ 가 직접 연결되어 있는 결합, , 또는 이다.
- 제14항에 있어서, 상기 고분자 중합체를 형성하는 단계는, 염기, 공비용매 및 비양성자성 극성용매 또는 양성자성 극성용매를 사용하고, 10oC 내지 300oC 온도 범위로 축중합 반응하는 것을 특징으로 하는 말단에 가교구조를 가지는 술폰화된 폴리(아릴렌 에테르) 공중합체를 형성하는 방법.
- 제15항에 있어서, 상기 비양자성 극성용매는 N-메틸피롤리돈(NMP), 디메틸포름아마이드(DMF), N,N-디메틸아세트아마이드(DMAc) 또는 디메틸설폭사이드(DMSO)이 며, 양성자성 극성용매는 메틸렌클로라이드(CH2Cl2), 클로로포름(CH3Cl) 또는 테트라하이드로퓨란(THF)이고, 상기 공비용매는 벤젠, 톨루엔 또는 자일렌인 것을 특징으로 하는 술폰화된 폴리(아릴렌 에테르) 공중합체를 형성하는 방법.
- 제17항에 있어서, 상기 할라이드가 치환된 단량체는 (k+s)/m이 1 이하인 경우에 사용되고, 상기 하이드록시가 치환된 단량체는 (k+s)/m이 1 이상인 경우에 사용되며, 상기 R2가 X 일때는 (k+s)/m의 값에 상관없이 상기 하이드록시가 치환된 단량체가 사용되는 것을 특징으로 하는 술폰화된 폴리(아릴렌 에테르) 공중합체를 형성하는 방법.
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| EP07715517A EP2084210A1 (en) | 2006-11-22 | 2007-03-06 | Sulfonated poly(arylene ether) containing crosslinkable moity at end group, method of manufacturing the same, and polymer electrolyte membrane using the sulfonated poly(arylene ether) and the method |
| US12/086,489 US20100168346A1 (en) | 2006-11-22 | 2007-03-06 | Sulfonated Poly (Arylene Ether) Containing Crosslinkable Moiety at End Group, Method of Manufacturing the Same, and Polymer Electrolyte Membrane Using the Sulfonated Poly (Arylene Ether) and the Method |
| PCT/KR2007/001117 WO2008062932A1 (en) | 2006-11-22 | 2007-03-06 | Sulfonated poly(arylene ether) containing crosslinkable moity at end group, method of manufacturing the same, and polymer electrolyte membrane using the sulfonated poly(arylene ether) and the method |
| JP2009538299A JP2010510370A (ja) | 2006-11-22 | 2007-03-06 | 末端に架橋構造を形成するスルホン化ポリ(アリーレンエーテル)共重合体、その製造方法、及びそれを利用した高分子電解質膜 |
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| KR101255538B1 (ko) * | 2006-02-22 | 2013-04-16 | 삼성에스디아이 주식회사 | 가교성 술폰화 공중합체 및 상기 공중합체의 중합물을포함하는 연료전지 |
| CA2643986A1 (en) * | 2006-03-07 | 2007-09-13 | Sumitomo Chemical Company, Limited | Polyarylene and process for producing the same |
| KR100934529B1 (ko) * | 2007-10-11 | 2009-12-29 | 광주과학기술원 | 고분자 사슬 내부에 가교구조를 가지는 술폰화된폴리(아릴렌 에테르) 공중합체, 고분자 사슬 내부 및말단에 가교구조를 가지는 술폰화된 폴리(아릴렌 에테르)공중합체 및 이를 이용하는 고분자 전해질막 |
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2007
- 2007-03-06 WO PCT/KR2007/001117 patent/WO2008062932A1/en not_active Ceased
- 2007-03-06 JP JP2009538299A patent/JP2010510370A/ja active Pending
- 2007-03-06 KR KR1020070022224A patent/KR100819332B1/ko not_active Expired - Fee Related
- 2007-03-06 US US12/086,489 patent/US20100168346A1/en not_active Abandoned
- 2007-03-06 EP EP07715517A patent/EP2084210A1/en not_active Withdrawn
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| JP2004263051A (ja) | 2003-02-28 | 2004-09-24 | Tosoh Corp | 架橋ポリアリーレンエーテルスルホン |
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|---|---|---|---|---|
| US8389176B2 (en) | 2009-09-10 | 2013-03-05 | Cheil Industries, Inc. | Polymer membrane composition for fuel cell, polymer membrane prepared therefrom, membrane-electrode assembly, fuel cell including the same, and associated methods |
| KR101235167B1 (ko) * | 2010-07-15 | 2013-02-20 | 광주과학기술원 | 가교구조를 포함하는 술폰화된 폴리(아릴렌 에테르) 공중합체 및 이를 포함하는 고분자 전해질막 |
| WO2012008753A3 (ko) * | 2010-07-15 | 2012-04-05 | 광주과학기술원 | 가교구조를 포함하는 술폰화된 폴리(아릴렌 에테르) 공중합체 및 이를 포함하는 고분자 전해질막 |
| US9293780B2 (en) | 2012-04-10 | 2016-03-22 | Hyundai Motor Company | Sulfonated poly(phenylene sulfide sulfone nitrile) and membrane for fuel cell thereof |
| KR20130114931A (ko) * | 2012-04-10 | 2013-10-21 | 현대자동차주식회사 | 술폰화 폴리 페닐렌 설파이드 술폰 나이트릴과 이를 이용한 고분자 전해질 막 |
| KR101865941B1 (ko) | 2012-04-10 | 2018-06-08 | 현대자동차주식회사 | 술폰화 폴리 페닐렌 설파이드 술폰 나이트릴과 이를 이용한 고분자 전해질 막 |
| CN105594048A (zh) * | 2013-10-18 | 2016-05-18 | Lg化学株式会社 | 离子传输材料、包含该离子传输材料的电解质膜及其制备方法 |
| CN105556726A (zh) * | 2013-10-18 | 2016-05-04 | Lg化学株式会社 | 离子传输材料、包含其的电解质膜及该电解质膜的制备方法 |
| WO2015057025A1 (ko) * | 2013-10-18 | 2015-04-23 | 주식회사 엘지화학 | 이온전달 소재, 이를 포함하는 전해질막 및 이의 제조 방법 |
| US9923225B2 (en) | 2013-10-18 | 2018-03-20 | Lg Chem, Ltd. | Ion transport material, electrolyte membrane comprising same, and method for producing same |
| CN105594048B (zh) * | 2013-10-18 | 2018-05-22 | Lg化学株式会社 | 离子传输材料、包含该离子传输材料的电解质膜及其制备方法 |
| WO2015057026A1 (ko) * | 2013-10-18 | 2015-04-23 | 주식회사 엘지화학 | 이온전달 소재, 이를 포함하는 전해질막 및 이의 제조 방법 |
| CN105556726B (zh) * | 2013-10-18 | 2018-09-14 | Lg化学株式会社 | 离子传输材料、包含其的电解质膜及该电解质膜的制备方法 |
| US10439245B2 (en) | 2013-10-18 | 2019-10-08 | Lg Chem, Ltd. | Ion transport material, electrolyte membrane comprising same, and method for producing same |
| KR20190037887A (ko) * | 2017-09-29 | 2019-04-08 | 광주과학기술원 | 연료전지용 고분자 전해질막 및 그 제조 방법 |
| KR102052937B1 (ko) | 2017-09-29 | 2019-12-11 | 광주과학기술원 | 연료전지용 고분자 전해질막 및 그 제조 방법 |
| US11177536B2 (en) | 2017-11-08 | 2021-11-16 | Lg Chem, Ltd. | Separator with reduced ignition phenomenon upon battery perforation and battery including the same |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2008062932A1 (en) | 2008-05-29 |
| JP2010510370A (ja) | 2010-04-02 |
| EP2084210A1 (en) | 2009-08-05 |
| US20100168346A1 (en) | 2010-07-01 |
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