KR100633825B1 - 불화 이오노머 가교 공중합체 - Google Patents
불화 이오노머 가교 공중합체 Download PDFInfo
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Abstract
Description
| 본 발명 및 비교예의 등가 중량, 전도도 및 수화율 | ||||
| 등가 중량 (eq./g) | 수화도 (%) | 평균 전도도 (S/㎝) | ||
| 실시예 5 | 689 | 74.8 | 0.234 | |
| 실시예 6 | 691 | 74.8 | 0.212 | |
| 비교예 A | 1104 | 16.82 | 0.083 | |
| 비교예 B | 1100 | 25 | 0.0902 | |
| 비교예 C | 980 | 27.1 | 0.1193 | |
| 비교예 D | 834 | 53.1 | 0.1152 | |
| 비교예 E | 785 | 79.2 | 0.0791 | |
| 비교예 F | 1156 | 15 | 0.065 | |
| 비교예 G | 698 | 118.5 | 0.145* | |
| * 두 측정치만의 평균임, 제2 측정 후 샘플이 파괴되어 제3 측정이 불가능하게 됨 | ||||
Claims (70)
- (a) 불화된 골격;(b) 화학식 의 이오노머 단량체로부터 유도된 펜던트기(pendant group) (여기서, X는 F, Cl 또는 Br, 또는 이들의 혼합물이고; n은 0, 1 또는 2의 정수이고; Rf 및 Rf'는 F, Cl, 퍼플루오로알킬 라디칼 및 클로로퍼플루오로알킬 라디칼로 이루어진 군에서 독립적으로 선택되고; Y는 산기 또는 산기로 전환가능한 관능기이고; a는 0 또는 0 초과의 정수이고; b는 0 초과의 정수임); 및(c) CA2=CB-O-의 형태의 비닐 에테르기 2개 이상을 갖는 비닐 에테르 단량체[여기서, 비닐기는 4개 초과의 원자에 의해 분리되고, A는 F, Cl 및 H로 이루어진 군으로부터 독립적으로 선택되고, B는 F, Cl, H 및 ORi (여기서, Ri는 부분적으로, 또는 완전히 불화 또는 염화될 수 있는 분지쇄 또는 직쇄 알칸임)로부터 독립적으로 선택됨]로부터 유도된 펜던트기를 포함하고;이오노머 단량체 및 비닐 에테르 단량체로부터 유도된 펜던트기의 농도가 최종 생성물의 10 몰% 내지 45 몰%이고, 비닐 에테르 단량체로부터 유도된 펜던트기의 농도가 최종 생성물 중에 0.05 내지 2 몰%로 존재하는 불화 이오노머 공중합체.
- 제1항에 있어서, 비닐 에테르 단량체로부터 유도되는 펜던트기를 형성하기 위한 비닐 에테르 단량체가 CA2=CB-O-R-O-CB=CA2[여기서, A는 F, Cl 및 H로 이루어진 군에서 독립적으로 선택되고; B는 F, Cl, H 및 ORi (여기서, Ri는 부분적으로, 또는 완전히 불화 또는 염화될 수 있는 분지쇄 또는 직쇄 알칸임)로부터 독립적으로 선택되고; R은 부분적으로, 또는 완전히 불화 또는 염화될 수 있는 탄소수 3 내지 15의 직쇄 알칸임]의 형태의 화학식을 갖는 불화 이오노머 공중합체.
- 제1항에 있어서, 비닐 에테르 단량체로부터 유도된 펜던트기가 생성물 중에 0.05 내지 1 몰%의 양으로 존재하는 불화 이오노머 공중합체.
- 제1항에 있어서, 이오노머 단량체 및 비닐 에테르 단량체로부터 유도된 펜던트기의 농도가 최종 생성물의 30 몰% 내지 40 몰%인 불화 이오노머 공중합체.
- 제4항에 있어서, 비닐 에테르 단량체가 CF2=CF-O-CF2CF2CF2-O-CF=CF 2의 화학식을 갖는 불화 이오노머 공중합체.
- 제5항에 있어서, 비닐 단량체로부터 유도된 펜던트기가 생성물 중에 0.05 내지 1 몰%의 양으로 존재하는 불화 이오노머 공중합체.
- 제1항에 있어서, 상기 이오노머로부터 형성된, 실온에서 수화된 막의 산 형태의 이온전도도가 실온에서 0.15 S/㎝ 초과인 불화 이오노머 공중합체.
- (i) 탈이온수, 임의로는 수용액에 용해된 과불화 계면활성제, 분자량 2000 미만의 액체 과불화 탄화수소 및 이오노머 단량체의 혼합물의 미니-에멀젼을 형성하고;(ii) 상기 미니-에멀젼을 교반 반응기에서 1종 이상의 불화된 알켄 기체로 가압하고;(iii) 상기 반응기에서 자유 라디칼 개시제로 중합을 개시하고;(iv) 불화된 알켄 기체를 일정 시간 동안 공지된 압력으로 유지하는 단계를 포함하고;(v) 공정 단계 (i) 내지 (iv) 중의 하나 이상 동안 CA2=CB-O-의 형태의 비닐 에테르기 2개 이상을 갖는 비닐 에테르 단량체[여기서, 비닐기는 4개 초과의 원자에 의해 분리되고; A는 F, Cl 및 H로 이루어진 군으로부터 독립적으로 선택되고; B는 F, Cl, H 및 ORi (여기서, Ri는 부분적으로, 또는 완전히 불화 또는 염화될 수 있는 분지쇄 또는 직쇄 알칸임)로부터 독립적으로 선택됨]를 첨가하는 불화 중합체의 제조 방법.
- 제8항에 있어서, 비닐 에테르 화합물이 CA2=CB-O-R-O-CB=CA2[여기서, A는 F, Cl 및 H로 이루어진 군에서 독립적으로 선택되고; B는 F, Cl, H 및 ORi (여기서, Ri는 부분적으로, 또는 완전히 불화 또는 염화될 수 있는 분지쇄 또는 직쇄 알칸임)로부터 독립적으로 선택되고; R은 부분적으로, 또는 완전히 불화 또는 염화될 수 있는 탄소수 3 내지 15의 직쇄 알칸임]의 화학식을 갖는 방법.
- 제9항에 있어서, 이오노머 단량체가 CF2=CF-O-CF2CF(CF3)-O-CF2CF 2-SO2F의 화학식을 갖는 방법.
- 제10항에 있어서, 비닐 단량체가 CF2=CF-O-CF2CF2CF2-O-CF=CF 2의 화학식을 갖는 방법.
- 제11항에 있어서, 계면활성제가 암모늄 퍼플루오로 옥타노에이트인 방법.
- 제12항에 있어서, 자유 라디칼 개시제가 암모늄 퍼술페이트인 방법.
- 제13항에 있어서, 수용액 중 암모늄 퍼플루오로 옥타노에이트의 농도가 0.5 중량% 미만이고, 이오노머 단량체의 농도가 10 중량% 미만이고, 비닐 에테르 화합물의 농도가 0.1 중량% 미만이고, 암모늄 퍼술페이트의 농도가 0.004 중량%인 방법.
- (i) 탈이온수, 임의로는 수용액에 용해된 과불화 계면활성제, 분자량 2000 미만의 액체 과불화 탄화수소 및 이오노머 단량체의 혼합물의 미니-에멀젼을 형성하고;(ii) 상기 미니-에멀젼을 교반 반응기에서 1종 이상의 불화된 알켄 기체로 가압하고;(iii) 상기 반응기에서 자유 라디칼 개시제로 중합을 개시하고;(iv) 불화된 알켄 기체를 일정 시간 동안 공지된 압력으로 유지하는 단계를 포함하고;(v) 공정 단계 (i) 내지 (iv) 중의 하나 이상 동안, CA2=CB-O- 형태의 비닐 에테르기 2개 이상을 갖는 비닐 에테르 단량체[여기서, 비닐기는 4개 초과의 원자에 의해 분리되고; A는 F, Cl 및 H로 이루어진 군으로부터 독립적으로 선택되고; B는 F, Cl, H 및 ORi (여기서, Ri는 부분적으로, 또는 완전히 불화 또는 염화될 수 있는 분지쇄 또는 직쇄 알칸임)로부터 독립적으로 선택됨]를 첨가하는 방법으로 제조된 불화 이오노머 공중합체.
- 제15항에 있어서, 상기 불화 이오노머 공중합체가 600 내지 950의 등가 중량 (equivalent weight)을 가지며, 상기 불화 이오노머 공중합체로부터 제조된, 실온에서 수화된 막의 산 형태의 이온전도도가 실온에서 0.15 S/㎝ 초과인 불화 이오노머 공중합체.
- 제1항 내지 제7항, 제15항 및 제16항 중 어느 한 항의 불화 이오노머를 포함하는 막.
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- 다공성 지지체, 및 이 다공성 지지체 내로 함침된 제1항 내지 제7항, 제15항 및 제16항 중 어느 한 항의 불화 이오노머를 포함하는 막.
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- 제26항에 있어서, 상기 다공성 지지체가 팽창된(expanded) 폴리테트라플루오로에틸렌인 막.
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- 제26항에 있어서, 상기 불화된 이오노머가 상기 다공성 지지체를 완전히 함침시킨 막.
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- 제26항의 막을 샌드위치시킨 애노드 및 캐쏘드를 포함하는 막 전극 어셈블리.
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- 산화종을 포함하는 캐쏘드 공급물, 캐쏘드 공급물의 산화종에 비해 환원종을 포함하는 애노드 공급물을 가지며, 제53항의 막 전극 어셈블리를 포함하는 전기화학전지.
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- 다공성 지지체, 및 이 다공성 지지체 내로 함침된 제15항의 불화 이오노머를 포함하는 막을 포함하는 전해 전지.
- 애노드, 캐쏘드 및 막을 포함하며, 상기 애노드 및 캐쏘드 중 적어도 하나가 제1항 내지 제7항, 제15항 및 제16항 중 어느 한 항의 불화 이오노머 공중합체를 포함하는 것인 막 전극 어셈블리.
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| US10/011,242 | 2001-12-06 | ||
| US10/011,242 US6861489B2 (en) | 2001-12-06 | 2001-12-06 | Low equivalent weight ionomer |
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| KR20050044731A KR20050044731A (ko) | 2005-05-12 |
| KR100633825B1 true KR100633825B1 (ko) | 2006-10-13 |
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| EP (1) | EP1453871B1 (ko) |
| JP (3) | JP2005517049A (ko) |
| KR (1) | KR100633825B1 (ko) |
| CN (1) | CN1285630C (ko) |
| AT (1) | ATE431367T1 (ko) |
| AU (1) | AU2002366569A1 (ko) |
| DE (1) | DE60232361D1 (ko) |
| WO (1) | WO2003050150A1 (ko) |
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-
2001
- 2001-12-06 US US10/011,242 patent/US6861489B2/en not_active Expired - Lifetime
-
2002
- 2002-11-19 WO PCT/US2002/037173 patent/WO2003050150A1/en not_active Ceased
- 2002-11-19 CN CNB028278011A patent/CN1285630C/zh not_active Expired - Lifetime
- 2002-11-19 JP JP2003551173A patent/JP2005517049A/ja not_active Withdrawn
- 2002-11-19 AU AU2002366569A patent/AU2002366569A1/en not_active Abandoned
- 2002-11-19 KR KR1020047008711A patent/KR100633825B1/ko not_active Expired - Fee Related
- 2002-11-19 AT AT02791276T patent/ATE431367T1/de not_active IP Right Cessation
- 2002-11-19 DE DE60232361T patent/DE60232361D1/de not_active Expired - Lifetime
- 2002-11-19 EP EP02791276A patent/EP1453871B1/en not_active Expired - Lifetime
-
2005
- 2005-01-20 US US11/038,307 patent/US7022428B2/en not_active Expired - Lifetime
- 2005-01-20 US US11/038,337 patent/US7041409B2/en not_active Expired - Lifetime
-
2009
- 2009-12-08 JP JP2009278622A patent/JP2010084149A/ja active Pending
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2014
- 2014-07-24 JP JP2014151103A patent/JP6018135B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US7022428B2 (en) | 2006-04-04 |
| US20030153700A1 (en) | 2003-08-14 |
| EP1453871A1 (en) | 2004-09-08 |
| US7041409B2 (en) | 2006-05-09 |
| EP1453871B1 (en) | 2009-05-13 |
| DE60232361D1 (de) | 2009-06-25 |
| JP2014208846A (ja) | 2014-11-06 |
| JP2005517049A (ja) | 2005-06-09 |
| ATE431367T1 (de) | 2009-05-15 |
| US20050165186A1 (en) | 2005-07-28 |
| CN1285630C (zh) | 2006-11-22 |
| AU2002366569A1 (en) | 2003-06-23 |
| US6861489B2 (en) | 2005-03-01 |
| CN1617894A (zh) | 2005-05-18 |
| US20050182215A1 (en) | 2005-08-18 |
| WO2003050150A1 (en) | 2003-06-19 |
| JP2010084149A (ja) | 2010-04-15 |
| JP6018135B2 (ja) | 2016-11-02 |
| KR20050044731A (ko) | 2005-05-12 |
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