KR102107903B1 - 고분자 전해질막의 후처리 방법 - Google Patents
고분자 전해질막의 후처리 방법 Download PDFInfo
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- KR102107903B1 KR102107903B1 KR1020180095446A KR20180095446A KR102107903B1 KR 102107903 B1 KR102107903 B1 KR 102107903B1 KR 1020180095446 A KR1020180095446 A KR 1020180095446A KR 20180095446 A KR20180095446 A KR 20180095446A KR 102107903 B1 KR102107903 B1 KR 102107903B1
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- 239000012528 membrane Substances 0.000 title claims abstract description 121
- 239000005518 polymer electrolyte Substances 0.000 title claims abstract description 90
- 238000000034 method Methods 0.000 title claims abstract description 43
- 238000012805 post-processing Methods 0.000 title 1
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 17
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 17
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 17
- 229920001577 copolymer Polymers 0.000 claims abstract description 6
- 239000002904 solvent Substances 0.000 claims description 44
- 238000000137 annealing Methods 0.000 claims description 43
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 35
- 239000000446 fuel Substances 0.000 claims description 10
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 8
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 6
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 6
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 6
- 230000002209 hydrophobic effect Effects 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 4
- 239000000010 aprotic solvent Substances 0.000 claims description 4
- NNBZCPXTIHJBJL-UHFFFAOYSA-N decalin Chemical compound C1CCCC2CCCCC21 NNBZCPXTIHJBJL-UHFFFAOYSA-N 0.000 claims description 4
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical group OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 2
- 125000002843 carboxylic acid group Chemical group 0.000 claims description 2
- ABLZXFCXXLZCGV-UHFFFAOYSA-N phosphonic acid group Chemical group P(O)(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 claims description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 2
- 125000000542 sulfonic acid group Chemical group 0.000 claims description 2
- PXXNTAGJWPJAGM-UHFFFAOYSA-N vertaline Natural products C1C2C=3C=C(OC)C(OC)=CC=3OC(C=C3)=CC=C3CCC(=O)OC1CC1N2CCCC1 PXXNTAGJWPJAGM-UHFFFAOYSA-N 0.000 claims description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims 3
- 229920000642 polymer Polymers 0.000 description 33
- 239000003792 electrolyte Substances 0.000 description 25
- 230000000052 comparative effect Effects 0.000 description 24
- 238000004519 manufacturing process Methods 0.000 description 11
- 230000008901 benefit Effects 0.000 description 10
- 238000000235 small-angle X-ray scattering Methods 0.000 description 10
- 238000001035 drying Methods 0.000 description 7
- 238000002360 preparation method Methods 0.000 description 7
- 239000013557 residual solvent Substances 0.000 description 7
- 239000004696 Poly ether ether ketone Substances 0.000 description 6
- 229920002530 polyetherether ketone Polymers 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000005266 casting Methods 0.000 description 5
- 230000001965 increasing effect Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 238000005191 phase separation Methods 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 230000009477 glass transition Effects 0.000 description 3
- 230000001939 inductive effect Effects 0.000 description 3
- 238000000654 solvent vapour annealing Methods 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 238000000643 oven drying Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000004693 Polybenzimidazole Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229960000074 biopharmaceutical Drugs 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 150000002433 hydrophilic molecules Chemical class 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- NJTGANWAUPEOAX-UHFFFAOYSA-N molport-023-220-454 Chemical compound OCC(O)CO.OCC(O)CO NJTGANWAUPEOAX-UHFFFAOYSA-N 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920002627 poly(phosphazenes) Polymers 0.000 description 1
- 229920001467 poly(styrenesulfonates) Polymers 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920002480 polybenzimidazole Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920001470 polyketone Polymers 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 229920006380 polyphenylene oxide Polymers 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1069—Polymeric electrolyte materials characterised by the manufacturing processes
- H01M8/1086—After-treatment of the membrane other than by polymerisation
- H01M8/1093—After-treatment of the membrane other than by polymerisation mechanical, e.g. pressing, puncturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/0009—After-treatment of articles without altering their shape; Apparatus therefor using liquids, e.g. solvents, swelling agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/02—Thermal after-treatment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1069—Polymeric electrolyte materials characterised by the manufacturing processes
- H01M8/1086—After-treatment of the membrane other than by polymerisation
- H01M8/109—After-treatment of the membrane other than by polymerisation thermal other than drying, e.g. sintering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/02—Thermal after-treatment
- B29C2071/022—Annealing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0037—Other properties
- B29K2995/005—Oriented
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M2008/1095—Fuel cells with polymeric electrolytes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0065—Solid electrolytes
- H01M2300/0082—Organic polymers
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Fuel Cell (AREA)
Abstract
Description
도 2는 비교예 1의 SAXS 측정결과이다.
도 3은 비교예 3의 SAXS 측정결과이다.
도 4는 비교예 1의 방향에 따른 SAXS 측정결과이며, 상단 그림은 연신방향의 SAXS 결과이고, 도 4의 하단 그림은 연신방향의 수직방향의 SAXS 결과이다.
도 5는 실험예 2의 이온 전도도 측정 결과이다.
Claims (10)
- 친수성 블록과 소수성 블록을 포함하는 탄화수소계 공중합체를 포함하는 고분자 전해질막을 준비하는 단계;
상기 고분자 전해질막을 용매의 증기분위기에서 어닐링(annealing)하는 단계; 및
상기 어닐링하는 단계와 동일한 분위기에서 어닐링과 동시에 상기 고분자 전해질막을 1.5배 이상 연신하는 단계를 포함하는 고분자 전해질막의 후처리 방법. - 청구항 1에 있어서, 상기 연신하는 단계는 상기 고분자 전해질막을 1.5배 이상 3배 이하로 연신하는 단계를 포함하는 고분자 전해질막의 후처리 방법.
- 청구항 1에 있어서, 상기 용매는 비양자성 용매 및 양자성 용매 중 적어도 하나를 포함하는 것인 고분자 전해질막의 후처리 방법.
- 청구항 1에 있어서, 상기 용매는 N,N'-디메틸아세트아미드(N,N-dimethylacetamide, DMAc), N-메틸피롤리돈(N-methyl pyrrolidone, NMP), 디메틸술폭시드(dimethyl sulfoxide, DMSO) 및 N,N-디메틸포름아미드(N,N-dimethylformamide, DMF) 중 선택된 비양자성 용매; 및 물, 메탄올(Methanol), 에탄올(Ethanol), 프로파놀(Propanol), N-부타놀(n-butanol), 이소프로필 알코올(Isopropyl alcohol), 데칼린(Decalin), 아세틱 에시드(acetic acid) 및 글리세롤(Glycerol) 중 선택된 1종 이상의 양자성 용매를 포함하는 것인 고분자 전해질막의 후처리 방법.
- 청구항 1에 있어서, 상기 어닐링단계의 어닐링 시간은 1초 이상 100시간 이하인 것인 고분자 전해질막의 후처리 방법.
- 청구항 1에 있어서, 상기 어닐링단계의 어닐링 온도는 0℃ 이상 200℃ 이하인 것인 고분자 전해질막의 후처리 방법.
- 청구항 1에 있어서, 상기 친수성 블록은 술폰산기, 카르복실산기, 인산기, 포스폰산기 및 이들의 유도체 중 적어도 하나를 포함하는 것인 고분자 전해질막의 후처리 방법.
- 청구항 1에 있어서, 상기 고분자 전해질막을 연신하는 속도는 1mm/min 이상 100mm/s 이하인 것인 고분자 전해질막의 후처리 방법.
- 청구항 1에 있어서, 상기 고분자 전해질막의 두께는 1㎛ 이상 30㎛ 이하인 것인 고분자 전해질막의 후처리 방법.
- 청구항 1에 있어서, 상기 고분자 전해질막은 연료전지용 고분자 전해질막인 것인 고분자 전해질막의 후처리 방법.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020170104132 | 2017-08-17 | ||
| KR20170104132 | 2017-08-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20190019848A KR20190019848A (ko) | 2019-02-27 |
| KR102107903B1 true KR102107903B1 (ko) | 2020-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020180095446A Active KR102107903B1 (ko) | 2017-08-17 | 2018-08-16 | 고분자 전해질막의 후처리 방법 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US11241848B2 (ko) |
| KR (1) | KR102107903B1 (ko) |
| CN (1) | CN110997293B (ko) |
| WO (1) | WO2019035655A1 (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102425006B1 (ko) * | 2020-07-29 | 2022-07-25 | 울산과학기술원 | 유기 고용체를 이용한 음극 활물질 및 이를 포함하는 리튬 또는 소듐 이차전지용 음극 제조 |
| CN113771346A (zh) * | 2021-09-08 | 2021-12-10 | 南京贝迪新材料科技股份有限公司 | 一种用于lcp膜的双轴延伸工艺 |
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| JP2013139573A (ja) * | 2013-02-12 | 2013-07-18 | Asahi Kasei E-Materials Corp | 固体高分子電解質濃縮溶液の製造方法、バインダー用組成物、固体高分子電解質膜及び固体高分子形燃料電池 |
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| CN102660120B (zh) | 2012-05-14 | 2014-06-25 | 华北电力大学 | 交联型的具有特定取向结构的质子交换膜及其制备方法 |
| CN102658645B (zh) | 2012-05-14 | 2014-06-25 | 华北电力大学 | 一种具有特定取向结构的全氟磺酸质子交换膜的制备方法 |
| KR101730956B1 (ko) | 2012-10-11 | 2017-04-27 | 삼성에스디아이 주식회사 | 음극 활물질, 그 제조방법 및 이를 포함하는 리튬 전지 |
| US10644339B2 (en) * | 2013-11-29 | 2020-05-05 | Asahi Kasei Kabushiki Kaisha | Polymer electrolyte membrane |
| EP3065209B2 (en) * | 2013-11-29 | 2025-11-05 | Asahi Kasei Kabushiki Kaisha | Polymer electrolyte film |
| JP6522898B2 (ja) | 2014-07-22 | 2019-05-29 | 旭化成株式会社 | 積層多孔性フィルム及びその製造方法、並びに電池用セパレータ |
| WO2016073580A1 (en) * | 2014-11-05 | 2016-05-12 | William Winchin Yen | Microporous sheet product and methods for making and using the same |
| KR20170081440A (ko) | 2016-01-04 | 2017-07-12 | 주식회사 엘지화학 | 고분자 전해질막의 후처리 방법 |
| US11276871B2 (en) * | 2016-07-25 | 2022-03-15 | Tokyo Institute Of Technology | Electrolyte membrane and method for producing same |
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2018
- 2018-08-16 CN CN201880052956.2A patent/CN110997293B/zh active Active
- 2018-08-16 KR KR1020180095446A patent/KR102107903B1/ko active Active
- 2018-08-16 US US16/636,824 patent/US11241848B2/en active Active
- 2018-08-16 WO PCT/KR2018/009380 patent/WO2019035655A1/ko not_active Ceased
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007039554A (ja) * | 2005-08-03 | 2007-02-15 | Asahi Kasei Corp | 電解質膜の製造方法 |
| JP2013139573A (ja) * | 2013-02-12 | 2013-07-18 | Asahi Kasei E-Materials Corp | 固体高分子電解質濃縮溶液の製造方法、バインダー用組成物、固体高分子電解質膜及び固体高分子形燃料電池 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019035655A1 (ko) | 2019-02-21 |
| CN110997293B (zh) | 2022-06-17 |
| CN110997293A (zh) | 2020-04-10 |
| US11241848B2 (en) | 2022-02-08 |
| KR20190019848A (ko) | 2019-02-27 |
| US20210001577A1 (en) | 2021-01-07 |
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