KR20200033844A - 유체 분리용 탄소막 및 그의 제조 방법 - Google Patents
유체 분리용 탄소막 및 그의 제조 방법 Download PDFInfo
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Abstract
Description
도 2는 다공질 탄소 지지체의 주사형 전자 현미경 사진이다.
2 : 치밀 탄소층
Claims (15)
- 다공질 탄소 지지체 상에 치밀 탄소층이 형성된 유체 분리용 탄소막으로서, 상기 다공질 탄소 지지체의 라만 스펙트럼으로부터 계산되는 R값(D 밴드(1360㎝-1)의 피크 강도/G 밴드(1580㎝-1)의 피크 강도)을 Rs값이라 할 때, Rs값이 1.0 이하인 유체 분리용 탄소막.
- 제1항에 있어서, 상기 Rs값이 0.82 이상 0.98 이하인 유체 분리용 탄소막.
- 제1항 또는 제2항에 있어서, 상기 치밀 탄소층의 라만 스펙트럼으로부터 계산한 R값을 Rm값이라 할 때, Rm값이 1.1 이상 2.4 이하인 유체 분리용 탄소막.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 치밀 탄소층의 Rm값과 상기 다공질 탄소 지지체의 Rs값의 비(Rm/Rs)가 1.1 이상 3.0 이하인 유체 분리용 탄소막.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 다공질 탄소 지지체의 전구체가 폴리아크릴로니트릴 또는 방향족 폴리이미드인 유체 분리용 탄소막.
- 제1항 내지 제5항 중 어느 한 항에 있어서, X선 광전자 분광법으로 측정되는 상기 다공질 탄소 지지체 표면의 탄소 원소 조성 Cs가 85원자% 이상 95원자% 이하인 유체 분리용 탄소막.
- 제1항 내지 제6항 중 어느 한 항에 있어서, X선 광전자 분광법으로 측정되는 상기 다공질 탄소 지지체 표면의 탄소 원소 조성 Cs(원자%)와, 상기 치밀 탄소층 표면의 탄소 원소 조성 Cm(원자%)의 비(Cm/Cs)가 0.85 이상 0.95 이하인 유체 분리용 탄소막.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 하기 식에서 산출되는 흡습 치수 변화율 ΔL1이 0% 이상 0.15% 이하인 유체 분리용 탄소막.
ΔL1={(L100%-L1%)/L1%}×100
L1% : 건조 공기(온도 20℃, 상대 습도 1.0%) 환경 하에 3시간 정치했을 때의 유체 분리용 탄소막의 건조 길이(㎜)
L100% : 포화 수증기 환경 하(온도 20℃, 상대 습도 100%)에 3시간 정치했을 때의 유체 분리용 탄소막의 길이(㎜) - 제1항 내지 제8항 중 어느 한 항에 있어서, 표준 상태에 있어서의 흡습률이 0중량% 이상 10중량% 이하인 유체 분리용 탄소막.
- 제1항 내지 제9항 중 어느 한 항에 있어서, X선 광전자 분광법으로 측정되는 상기 치밀 탄소층 표면의 질소 원소 조성 Nm이 4원자% 이상 15원자% 이하인 유체 분리용 탄소막.
- 제1항 내지 제10항 중 어느 한 항에 있어서, X선 광전자 분광법으로 측정되는 상기 치밀 탄소층의 질소 농도(Nm/Cm:질소 원소 조성/탄소 원소 조성)가 0.05 이상 0.25 이하인 유체 분리용 탄소막.
- 제1항 내지 제11항 중 어느 한 항에 있어서, 상기 치밀 탄소층의 전구체가 폴리아크릴로니트릴 또는 방향족 폴리이미드인 유체 분리용 탄소막.
- 제1항 내지 제12항 중 어느 한 항에 있어서, 상기 다공질 탄소 지지체가 공연속 다공 구조를 갖는 유체 분리용 탄소막.
- 제13항에 있어서, 상기 공연속 다공 구조의 구조 주기가 0.002㎛ 이상 10㎛ 이하인 유체 분리용 탄소막.
- 공정 1: 다공질 탄소 지지체의 전구체가 되는 수지를 포함하는 성형체를 탄화 온도 900℃ 이상 1,500℃ 이하에서 탄화하여, 다공질 탄소 지지체를 얻는 공정;
공정 2: 치밀 탄소층의 전구체가 되는 탄화 가능 수지층을 상기 다공질 탄소 지지체 상에 형성하는 공정;
공정 3: 상기 탄화 가능 수지층을 탄화하여, 치밀 탄소층을 형성하는 공정;
을 갖는 유체 분리용 탄소막의 제조 방법.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JPJP-P-2017-143472 | 2017-07-25 | ||
| JPJP-P-2017-143473 | 2017-07-25 | ||
| JP2017143473 | 2017-07-25 | ||
| JP2017143472 | 2017-07-25 | ||
| PCT/JP2018/027316 WO2019021964A1 (ja) | 2017-07-25 | 2018-07-20 | 流体分離用炭素膜およびその製造方法 |
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| Publication Number | Publication Date |
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| KR20200033844A true KR20200033844A (ko) | 2020-03-30 |
| KR102522838B1 KR102522838B1 (ko) | 2023-04-19 |
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| KR1020207000807A Active KR102522838B1 (ko) | 2017-07-25 | 2018-07-20 | 유체 분리용 탄소막 및 그의 제조 방법 |
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| Country | Link |
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| US (1) | US11000812B2 (ko) |
| EP (1) | EP3659697B1 (ko) |
| JP (1) | JP7120016B2 (ko) |
| KR (1) | KR102522838B1 (ko) |
| CN (1) | CN110891673B (ko) |
| AU (1) | AU2018306010B2 (ko) |
| MY (1) | MY197959A (ko) |
| TW (1) | TWI789408B (ko) |
| WO (1) | WO2019021964A1 (ko) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11617990B2 (en) * | 2019-02-01 | 2023-04-04 | Toray Industries, Inc. | Porous carbon fiber and fluid separation membrane |
| GB202009004D0 (en) * | 2020-06-12 | 2020-07-29 | Norwegian Univ Of Science And Technology (Ntnu) | Carbon hollow fibre membrane |
| JP7666268B2 (ja) * | 2020-10-05 | 2025-04-22 | 東レ株式会社 | ガス分離膜およびガス分離膜モジュール |
| CN112717726B (zh) * | 2020-12-21 | 2022-03-22 | 太原理工大学 | 一种原位掺杂碳化氮的混合基质碳分子筛膜的制备方法及应用 |
| DE102021117025A1 (de) * | 2021-07-01 | 2023-01-05 | Nippon Kornmeyer Carbon Group Gmbh | Verfahren zur Herstellung von karbonisierten oder graphitierten Formteilen |
| CN115970512B (zh) * | 2021-10-14 | 2025-11-25 | 中国石油化工股份有限公司 | 一种酚醛基非支撑介孔-微孔炭膜及其制备方法和应用 |
| CN115253718B (zh) * | 2022-07-29 | 2024-06-25 | 苏州魔纳新材料科技有限公司 | 一种高柔性co2抗拉分离分子筛膜 |
| WO2025070061A1 (ja) * | 2023-09-28 | 2025-04-03 | 東レ株式会社 | 流体分離膜および流体分離膜モジュール |
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- 2018-07-20 WO PCT/JP2018/027316 patent/WO2019021964A1/ja not_active Ceased
- 2018-07-20 CN CN201880047643.8A patent/CN110891673B/zh active Active
- 2018-07-20 JP JP2018540502A patent/JP7120016B2/ja active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| JP7120016B2 (ja) | 2022-08-17 |
| WO2019021964A1 (ja) | 2019-01-31 |
| KR102522838B1 (ko) | 2023-04-19 |
| CN110891673A (zh) | 2020-03-17 |
| AU2018306010A1 (en) | 2019-12-19 |
| US11000812B2 (en) | 2021-05-11 |
| MY197959A (en) | 2023-07-25 |
| EP3659697B1 (en) | 2026-04-01 |
| EP3659697A1 (en) | 2020-06-03 |
| CN110891673B (zh) | 2022-06-24 |
| AU2018306010B2 (en) | 2024-04-04 |
| CA3064528A1 (en) | 2019-01-31 |
| US20200171441A1 (en) | 2020-06-04 |
| TWI789408B (zh) | 2023-01-11 |
| JPWO2019021964A1 (ja) | 2020-05-28 |
| TW201908003A (zh) | 2019-03-01 |
| EP3659697A4 (en) | 2021-04-21 |
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