KR101063697B1 - Dme 제조 공정에 적용되는 이산화탄소/수소 분리막 - Google Patents
Dme 제조 공정에 적용되는 이산화탄소/수소 분리막 Download PDFInfo
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- KR101063697B1 KR101063697B1 KR1020110049707A KR20110049707A KR101063697B1 KR 101063697 B1 KR101063697 B1 KR 101063697B1 KR 1020110049707 A KR1020110049707 A KR 1020110049707A KR 20110049707 A KR20110049707 A KR 20110049707A KR 101063697 B1 KR101063697 B1 KR 101063697B1
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D69/10—Supported membranes; Membrane supports
- B01D69/107—Organic support material
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- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
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- C01B3/501—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- C01B2203/0475—Composition of the impurity the impurity being carbon dioxide
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
Description
압력 (bar) | 이산화탄소 투과도 (PCO2, GPU) |
수소 투과도 (PH2,GPU) |
이산화탄소/수소의 투과선택도 (PCO2/PH2) |
1 | 320 | 75 | 4.3 |
2 | 370 | 77 | 4.8 |
3 | 380 | 80 | 4.8 |
4 | 400 | 81 | 4.9 |
압력 (bar) | 산소 투과도 (PO2, GPU) |
질소 투과도 (PN2,GPU) |
산소/질소의 투과선택도 (PO2/PN2) |
1 | 65 | 31 | 2.1 |
2 | 68 | 32 | 2.1 |
3 | 69 | 33 | 2.1 |
4 | 69 | 33 | 2.1 |
압력 (bar) | 이산화탄소 투과도 (PCO2, GPU) |
수소 투과도 (PH2,GPU) |
이산화탄소/수소의 투과선택도 (PCO2/PH2) |
1 | 140 | 17.7 | 7.9 |
2 | 148 | 18.7 | 7.9 |
3 | 158 | 19.8 | 8.0 |
4 | 162 | 20.2 | 8.0 |
압력 (bar) | 산소 투과도 (PO2, GPU) |
질소 투과도 (PN2,GPU) |
산소/질소의 투과선택도 (PO2/PN2) |
1 | 9.0 | 8.2 | 1.1 |
2 | 9.6 | 8.7 | 1.1 |
3 | 11.2 | 9.3 | 1.2 |
4 | 11.4 | 9.5 | 1.2 |
압력 (bar) | 이산화탄소 투과도 (PCO2, GPU) |
수소 투과도 (PH2,GPU) |
이산화탄소/수소의 투과선택도 (PCO2/PH2) |
1 | 140 | 98 | 1.4 |
2 | 154 | 108 | 1.4 |
3 | 162 | 110 | 1.5 |
4 | 172 | 115 | 1.5 |
압력 (bar) | 산소 투과도 (PO2, GPU) |
질소 투과도 (PN2,GPU) |
산소/질소의 투과선택도 (PO2/PN2) |
1 | 36 | 12 | 3.0 |
2 | 38 | 12.3 | 3.1 |
3 | 40 | 12.5 | 3.2 |
4 | 41 | 12.8 | 3.2 |
압력 (bar) | 이산화탄소 투과도 (PCO2, GPU) |
수소 투과도 (PH2,GPU) |
이산화탄소/수소의 투과선택도 (PCO2/PH2) |
1 | 140 | 400 | 0.35 |
2 | 160 | 430 | 0.4 |
3 | 170 | 450 | 0.4 |
4 | 180 | 500 | 0.4 |
Claims (12)
- 이산화탄소의 투과도가 300GPU (GPU =1×10-6㎤/㎠sec㎝Hg) 이상이고,
내경이 100 내지 1000㎛인 다공성 지지체와 상기 다공성 지지체의 내부 또는 외부 표면에 이산화탄소/수소에 대한 투과 선택성이 4 이상인 분리소재가 코팅된 복합막으로 이루어진 것을 특징으로 하는 DME 제조 공정용 기체분리막. - 청구항 1에 있어서,
상기 다공성 지지체는 지지체 형성 물질과 용매 및 첨가제를 포함하는 도프 용액을 제조하는 단계; 및 상기 도프 용액을 습식 고속 방사하고, 건조하여 다공성 지지체용 중공사를 형성하는 단계를 포함하는 방법에 의해 제조되는 것을 특징으로 하는 DME 제조 공정용 기체분리막. - 청구항 2에 있어서,
상기 지지체 형성 물질은 폴리술폰, 폴리카보네이트, 폴리이미드, 폴리에테르이미드 및 폴리페닐렌옥사이드로 이루어진 군으로부터 선택된 고분자 물질인 것을 특징으로 하는 DME 제조 공정용 기체분리막. - 청구항 2에 있어서,
상기 용매는 N-메틸피롤리돈, N,N-디메틸포름아마이드 또는 N,N-디메틸아세트아마이드이고,
상기 첨가제는 테트라하이드로푸란인 제1 첨가제와 메탄올, 에탄올 및 프로판올로 이루어진 군으로부터 선택된 어느 하나 이상의 제2 첨가제를 포함하는 것을 특징으로 하는 DME 제조 공정용 기체분리막. - 청구항 4에 있어서,
상기 용매는 지지체 형성 물질 전체 100 중량부에 대하여 150 중량부~350 중량부로 포함되고, 이때, 상기 용매:제1 첨가제:제2 첨가제의 상대적인 중량비는 2:1~2:1인 것을 특징으로 하는 DME 제조 공정용 기체분리막. - 청구항 1에 있어서,
상기 다공성 지지체는 다공성 지지체의 전체 부피에 대해 40~80 부피%의 기공을 포함하는 것을 특징으로 하는 DME 제조 공정용 기체분리막. - 청구항 1에 있어서,
상기 분리소재는 이산화탄소에 대한 투과유량이 100 barrer (barrer= 10-10 ㎤ ㎝/㎠ sec cmHg) 이상 높은 실리콘 성분 및 에틸렌옥사이드 성분을 포함하는 고분자를 포함하는 것을 특징으로 하는 DME 제조 공정용 기체분리막. - 청구항 7에 있어서,
상기 분리소재는 폴리디메틸실옥산, 폴리에틸렌옥사이드-아미드 공중합체, 폴리에틸렌-옥사이드-우레탄 공중합체, 폴리에틸렌옥사이드-우레아 공중합체, 폴리에틸렌옥사이드-이미드 공중합체 및 폴리에틸렌옥사이드-에스테르 공중합체로 이루어진 군으로부터 선택된 고분자인 것을 특징으로 하는 DME 제조 공정용 기체분리막. - 청구항 1에 있어서,
상기 분리소재 코팅 방법은 분리소재가 용해된 용매에 다공성 지지체를 침지하여 수행되는 것을 특징으로 하는 DME 제조 공정용 기체분리막. - 청구항 1의 DME 제조 공정용 기체분리막을 포함하는 것을 특징으로 하는 DME 제조 공정용 기체분리막 모듈.
- 청구항 10에 있어서,
상기 모듈은 아노다이징 (anodizing) 처리되어 있는 알루미늄, 탄소강 및 스텐레스강으로 이루어진 군으로부터 선택된 어느 하나의 모듈 하우징을 포함하며,
상기 하우징 내에는 100~50,000 가닥의 중공사 다발을 포함하는 다공성 지지체를 포함하는 복합막으로 이루어진 기체분리막이 삽입되어 있는 것을 특징으로 하는 DME 제조 공정용 기체분리막 모듈. - 청구항 10에 있어서,
상기 DME 제조 공정용 기체분리막 모듈은 DME 제조 공정 시에 발생된 이산화탄소/수소 혼합 기체로부터 이산화탄소를 선택적으로 분리, 제거하는 공정에 이용되는 것을 특징으로 하는 DME 제조 공정용 기체분리막 모듈.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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KR1020110049707A KR101063697B1 (ko) | 2011-05-25 | 2011-05-25 | Dme 제조 공정에 적용되는 이산화탄소/수소 분리막 |
CN2012101577040A CN102794114A (zh) | 2011-05-25 | 2012-05-18 | 用于 dme 生产工艺的气体分离膜 |
US13/476,341 US20120297984A1 (en) | 2011-05-25 | 2012-05-21 | Gas separation membrane for dme production process |
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KR1020110049707A KR101063697B1 (ko) | 2011-05-25 | 2011-05-25 | Dme 제조 공정에 적용되는 이산화탄소/수소 분리막 |
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KR101063697B1 true KR101063697B1 (ko) | 2011-09-07 |
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KR1020110049707A Expired - Fee Related KR101063697B1 (ko) | 2011-05-25 | 2011-05-25 | Dme 제조 공정에 적용되는 이산화탄소/수소 분리막 |
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CN (1) | CN102794114A (ko) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101497221B1 (ko) * | 2013-07-19 | 2015-03-04 | 주식회사 한국가스기술공사 | 수반가스 정제용 기체분리막 |
KR101506334B1 (ko) * | 2013-07-26 | 2015-03-26 | (주)에어레인 | 발포 폴리스티렌 제조공정의 펜탄/질소가스 분리용 중공사 복합막 및 그 제조방법 |
KR20200076093A (ko) | 2018-12-19 | 2020-06-29 | 한국가스공사 | Gtl 합성공정에서 분리막을 이용한 이산화탄소 분리방법 |
KR20210132492A (ko) | 2020-04-27 | 2021-11-04 | 연세대학교 산학협력단 | 공중합체, 이를 포함하는 고분자막, 상기 고분자막을 포함하는 기체 분리막, 상기 공중합체의 제조방법 및 상기 기체 분리막의 제조방법 |
KR102483652B1 (ko) * | 2021-12-15 | 2022-12-30 | 한국산업기술시험원 | 이산화탄소/수소 분리용 중공사 복합막, 이산화탄소/수소 분리용 중공사 복합막 롤투롤 제조 방법 및 이산화탄소/수소 분리용 중공사 복합막 롤투롤 제조 장치 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103212311B (zh) * | 2013-05-08 | 2014-11-05 | 哈尔滨工业大学 | 一种气体分离膜的制备方法 |
US10029215B2 (en) * | 2014-03-07 | 2018-07-24 | Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University) | Graphene oxide nanocomposite membrane for gas separation, reduced graphene oxide nanocomposite membrane and method for manufacturing the same |
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KR102483652B1 (ko) * | 2021-12-15 | 2022-12-30 | 한국산업기술시험원 | 이산화탄소/수소 분리용 중공사 복합막, 이산화탄소/수소 분리용 중공사 복합막 롤투롤 제조 방법 및 이산화탄소/수소 분리용 중공사 복합막 롤투롤 제조 장치 |
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