KR20120048037A - 양이온 교환막, 이것을 이용한 전해조 및 양이온 교환막의 제조 방법 - Google Patents
양이온 교환막, 이것을 이용한 전해조 및 양이온 교환막의 제조 방법Info
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Abstract
이온 교환기를 갖는 함불소계 중합체를 포함하는 막 본체와, 상기 막 본체의 내부에 대략 평행하게 배치된 2 이상의 강화 코어재를 적어도 구비한 양이온 교환막(1)으로서, 상기 막 본체에는 인접하는 상기 강화 코어재(10)끼리의 사이에 2 이상의 용출 구멍(12)이 형성되고, 인접하는 상기 강화 코어재(10)끼리의 거리를 a, 인접하는 상기 강화 코어재(10)와 상기 용출 구멍(12)과의 거리를 b, 인접하는 상기 용출 구멍(12)끼리의 거리를 c, 인접하는 상기 강화 코어재(10)끼리의 사이에 형성된 용출 구멍(12)의 수를 n이라고 했을 때, 하기 식 (1) 또는 식 (2)의 관계를 만족시키는 a, b, c 및 n이 적어도 존재하는 양이온 교환막(1).
b>a/(n+1)…(1)
c>a/(n+1)…(2)
Description
도 2는 본 실시 형태에 따른 양이온 교환막의 제1 실시 형태의 개념도이다.
도 3은 본 실시 형태에 따른 양이온 교환막의 제2 실시 형태의 개념도이다.
도 4는 본 실시 형태에 따른 양이온 교환막의 제3 실시 형태의 개념도이다.
도 5는 본 실시 형태에 따른 양이온 교환막의 제4 실시 형태의 개념도이다.
도 6은 본 실시 형태에 따른 양이온 교환막의 제5 실시 형태의 개념도이다.
도 7은 본 실시 형태에 따른 제조 방법의 일례를 설명하기 위한 개념도이다.
도 8은 실시예 및 비교예에서 제작한 양이온 교환막의 개념도이다.
도 9는 실시예 및 비교예에서 제작한 다른 양이온 교환막의 개념도이다.
도 10은 본 실시 형태에 따른 전해조의 일 실시 형태의 개념도이다.
6…보강재,
10, 20x, 20y, 301, 302, 303, 401, 402, 403, 501x, 501y, 502x, 502y, 503x, 503y, 60…강화 코어재,
12, 12a, 12b, 22x, 22y, 321, 322, 323, 324, 325, 326, 421, 422, 423, 424, 521x, 521y, 522x, 522y, 523x, 523y, 524x, 524y…용출 구멍,
14…막 본체,
62…희생사,
66…더미사,
142…술폰산층,
144…카르복실산층,
146, 148…코팅층,
A…전해조,
A1…양극,
A2…음극,
α…양극 측,
β…음극 측,
X…MD 방향,
Y…TD 방향.
Claims (12)
- 이온 교환기를 갖는 함불소계 중합체를 포함하는 막 본체와, 상기 막 본체의 내부에 대략 평행하게 배치된 2 이상의 강화 코어재를 적어도 구비한 양이온 교환막으로서,
상기 막 본체에는 인접하는 상기 강화 코어재끼리의 사이에 2 이상의 용출 구멍이 형성되고,
인접하는 상기 강화 코어재끼리의 거리를 a, 인접하는 상기 강화 코어재와 상기 용출 구멍과의 거리를 b, 인접하는 상기 용출 구멍끼리의 거리를 c, 인접하는 상기 강화 코어재끼리의 사이에 형성된 용출 구멍의 수를 n이라고 했을 때, 하기 식 (1) 또는 식 (2)의 관계를 만족시키는 a, b, c 및 n이 적어도 존재하는 양이온 교환막.
b>a/(n+1)…(1)
c>a/(n+1)…(2) - 제1항에 있어서, 상기 a, 상기 c 및 상기 n이 하기 식 (3)의 관계를 더 만족시키는 양이온 교환막.
0.2a/(n+1)≤c≤0.9a/(n+1)…(3) - 제1항 또는 제2항에 있어서, 상기 a, 상기 b 및 상기 n이 하기 식 (4)의 관계를 더 만족시키는 양이온 교환막.
a/(n+1)<b≤1.8a/(n+1)…(4) - 제1항 또는 제3항에 있어서, 상기 a, 상기 c 및 상기 n이 하기 식 (5)의 관계를 더 만족시키는 양이온 교환막.
1.1a/(n+1)≤c≤0.8a…(5) - 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 a, 상기 b, 상기 c 및 상기 n이 상기 식 (1)의 관계를 만족시키는 제1 강화 코어재 사이와,
상기 a, 상기 b, 상기 c 및 상기 n이 상기 식 (2)의 관계를 만족시키는 제2 강화 코어재 사이가 교대로 존재하는 양이온 교환막. - 제5항에 있어서, 상기 제1 강화 코어재 사이에 있어서, 상기 a, 상기 b, 상기 c 및 상기 n이 하기 식 (3) 및 하기 식 (4)의 관계를 더 만족시키고,
상기 제2 강화 코어재 사이에 있어서, 상기 a, 상기 b, 상기 c 및 상기 n이 하기 식 (5)의 관계를 더 만족시키는 양이온 교환막.
0.2a/(n+1)≤c≤0.9a/(n+1)…(3)
a/(n+1)<b≤1.8a/(n+1)…(4)
1.1a/(n+1)≤c≤0.8a…(5) - 제5항 또는 제6항에 있어서, 하기 식 (6)의 관계를 만족시키는 제1 강화 코어재 사이와 하기 식 (7)의 관계를 만족시키는 제2 강화 코어재 사이가 교대로 존재하는 양이온 교환막.
n=2, b>a/3…(6)
n=2, c>a/3…(7) - 제5항 내지 제7항 중 어느 한 항에 있어서, 하기 식 (8)의 관계를 만족시키는 제1 강화 코어재 사이와 하기 식 (9)의 관계를 만족시키는 제2 강화 코어재 사이가 교대로 존재하는 양이온 교환막.
n=2, 0.2a/3≤c≤0.9a/3, a/3<b≤1.8a/3…(8)
n=2, 1.1a/3≤c≤0.8…(9) - 제1항에 있어서, 상기 양이온 교환막의 MD 방향 및 TD 방향에 있어서, 상기 식 (1) 또는 상기 식 (2)의 관계를 만족시키는 상기 a, 상기 b, 상기 c 및 상기 n이 적어도 존재하는 양이온 교환막.
- 제6항에 있어서, 상기 양이온 교환막의 MD 방향 및 TD 방향에 있어서, 상기 식 (3) 및 상기 식 (4)의 관계를 만족시키는 제1 강화 코어재 사이, 또는 상기 식 (5)의 관계를 만족시키는 제2 강화 코어재 사이가 존재하는 양이온 교환막.
- 2 이상의 강화 코어재와, 산 또는 알칼리에 용해되는 성질을 갖는 희생사와, 상기 강화 코어재 및 상기 희생사가 용해되지 않는 소정 용매에 대해 용해되는 성질을 갖는 더미사를 직조함으로써 인접하는 상기 강화 코어재끼리의 사이에 상기 희생사와 상기 더미사가 배치된 보강재를 얻는 공정과,
상기 보강재를 상기 소정 용매에 침지함으로써 상기 더미사를 상기 보강재로부터 제거하는 공정과,
상기 더미사가 제거된 보강재와, 이온 교환기 또는 가수 분해에 의해 이온 교환기가 될 수 있는 이온 교환기 전구체를 갖는 함불소계 중합체를 적층시킴으로써 상기 보강재를 갖는 막 본체를 형성시키는 공정과,
상기 희생사를 산 또는 알칼리에 침지시켜 상기 희생사를 상기 막 본체로부터 제거함으로써 상기 막 본체에 용출 구멍을 형성시키는 공정
을 갖는 양이온 교환막의 제조 방법. - 양극과, 음극과, 상기 양극과 상기 음극의 사이에 배치된 제1항 내지 제10항 중 어느 한 항에 기재된 양이온 교환막을 적어도 구비하는 전해조.
Applications Claiming Priority (3)
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| JP2009245869 | 2009-10-26 | ||
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| PCT/JP2010/068855 WO2011052538A1 (ja) | 2009-10-26 | 2010-10-25 | 陽イオン交換膜、それを用いた電解槽及び陽イオン交換膜の製造方法 |
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| KR20120048037A true KR20120048037A (ko) | 2012-05-14 |
| KR101429831B1 KR101429831B1 (ko) | 2014-08-12 |
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| US (2) | US9133557B2 (ko) |
| EP (1) | EP2495044B1 (ko) |
| JP (3) | JP5576387B2 (ko) |
| KR (1) | KR101429831B1 (ko) |
| CN (1) | CN102596411B (ko) |
| BR (1) | BR112012009745A8 (ko) |
| CA (1) | CA2779049C (ko) |
| RU (1) | RU2519455C2 (ko) |
| TW (2) | TWI496617B (ko) |
| WO (1) | WO2011052538A1 (ko) |
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| KR20170127539A (ko) * | 2015-05-18 | 2017-11-21 | 아사히 가세이 가부시키가이샤 | 이온 교환막 |
| KR20170127540A (ko) * | 2015-05-18 | 2017-11-21 | 아사히 가세이 가부시키가이샤 | 이온 교환막 |
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| JP2013163791A (ja) * | 2012-02-13 | 2013-08-22 | Asahi Kasei Chemicals Corp | 陽イオン交換膜及びそれを用いた電解槽 |
| JP5774514B2 (ja) * | 2012-02-13 | 2015-09-09 | 旭化成ケミカルズ株式会社 | 陽イオン交換膜、及びこれを用いた電解槽 |
| JP6270714B2 (ja) * | 2012-02-27 | 2018-01-31 | 旭硝子株式会社 | 強化電解質膜およびその製造方法 |
| JP5868300B2 (ja) * | 2012-09-14 | 2016-02-24 | 旭化成ケミカルズ株式会社 | イオン交換膜、イオン交換膜の製造方法及び電解槽 |
| EP3184671B1 (en) * | 2014-08-20 | 2019-11-13 | AGC Inc. | Ion exchange membrane for alkali chloride electrolysis, and alkali chloride electrolysis apparatus |
| GB2531808A (en) | 2014-11-03 | 2016-05-04 | Short Brothers Plc | Methods and precursors for manufacturing a perforated composite part |
| EP3216896B1 (en) * | 2014-11-07 | 2020-06-24 | AGC Inc. | Ion exchange membrane for alkali chloride electrolysis and alkali chloride electrolysis apparatus |
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| JP6756329B2 (ja) * | 2015-04-13 | 2020-09-16 | Agc株式会社 | 電解用イオン交換膜の製造方法および電解用イオン交換膜 |
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| JP7058070B2 (ja) * | 2016-10-06 | 2022-04-21 | 旭化成株式会社 | 陽イオン交換膜及び電解槽 |
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- 2010-10-25 WO PCT/JP2010/068855 patent/WO2011052538A1/ja not_active Ceased
- 2010-10-25 KR KR1020127008317A patent/KR101429831B1/ko active Active
- 2010-10-25 BR BR112012009745A patent/BR112012009745A8/pt active Search and Examination
- 2010-10-25 RU RU2012121870/05A patent/RU2519455C2/ru active
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- 2010-10-25 CN CN201080047549.6A patent/CN102596411B/zh active Active
- 2010-10-25 CA CA2779049A patent/CA2779049C/en active Active
- 2010-10-26 TW TW099136589A patent/TWI496617B/zh active
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- 2014-06-06 JP JP2014117243A patent/JP5833187B2/ja active Active
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170127539A (ko) * | 2015-05-18 | 2017-11-21 | 아사히 가세이 가부시키가이샤 | 이온 교환막 |
| KR20170127540A (ko) * | 2015-05-18 | 2017-11-21 | 아사히 가세이 가부시키가이샤 | 이온 교환막 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5792843B2 (ja) | 2015-10-14 |
| JP2014195806A (ja) | 2014-10-16 |
| US9605352B2 (en) | 2017-03-28 |
| RU2012121870A (ru) | 2013-12-10 |
| US20120234674A1 (en) | 2012-09-20 |
| CN102596411A (zh) | 2012-07-18 |
| TWI496617B (zh) | 2015-08-21 |
| CN102596411B (zh) | 2014-11-05 |
| EP2495044A4 (en) | 2013-10-09 |
| JP5576387B2 (ja) | 2014-08-20 |
| CA2779049A1 (en) | 2011-05-05 |
| EP2495044A1 (en) | 2012-09-05 |
| EP2495044B1 (en) | 2016-03-30 |
| TW201130560A (en) | 2011-09-16 |
| CA2779049C (en) | 2014-11-25 |
| RU2519455C2 (ru) | 2014-06-10 |
| BR112012009745A8 (pt) | 2017-12-05 |
| JP2014140843A (ja) | 2014-08-07 |
| JPWO2011052538A1 (ja) | 2013-03-21 |
| US20140367355A1 (en) | 2014-12-18 |
| JP5833187B2 (ja) | 2015-12-16 |
| TW201524606A (zh) | 2015-07-01 |
| BR112012009745A2 (pt) | 2017-08-29 |
| KR101429831B1 (ko) | 2014-08-12 |
| WO2011052538A1 (ja) | 2011-05-05 |
| US9133557B2 (en) | 2015-09-15 |
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