KR20180003006A - 이온교환막용 부직포 지지체 및 그 제조방법 - Google Patents
이온교환막용 부직포 지지체 및 그 제조방법 Download PDFInfo
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- KR20180003006A KR20180003006A KR1020160082244A KR20160082244A KR20180003006A KR 20180003006 A KR20180003006 A KR 20180003006A KR 1020160082244 A KR1020160082244 A KR 1020160082244A KR 20160082244 A KR20160082244 A KR 20160082244A KR 20180003006 A KR20180003006 A KR 20180003006A
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- ion exchange
- exchange membrane
- nonwoven fabric
- fabric support
- polyphenylene sulfide
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- 239000003014 ion exchange membrane Substances 0.000 title claims abstract description 45
- 239000004745 nonwoven fabric Substances 0.000 title claims abstract description 42
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims description 33
- 239000004734 Polyphenylene sulfide Substances 0.000 claims abstract description 56
- 229920000069 polyphenylene sulfide Polymers 0.000 claims abstract description 56
- 239000011347 resin Substances 0.000 claims abstract description 41
- 229920005989 resin Polymers 0.000 claims abstract description 41
- 239000000835 fiber Substances 0.000 claims abstract description 27
- 239000011148 porous material Substances 0.000 claims abstract description 14
- 230000035699 permeability Effects 0.000 claims abstract description 10
- 238000009987 spinning Methods 0.000 claims description 16
- XWUCFAJNVTZRLE-UHFFFAOYSA-N 7-thiabicyclo[2.2.1]hepta-1,3,5-triene Chemical compound C1=C(S2)C=CC2=C1 XWUCFAJNVTZRLE-UHFFFAOYSA-N 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 8
- 238000002844 melting Methods 0.000 claims description 7
- 230000008018 melting Effects 0.000 claims description 7
- 239000000155 melt Substances 0.000 claims description 6
- SOHCOYTZIXDCCO-UHFFFAOYSA-N 6-thiabicyclo[3.1.1]hepta-1(7),2,4-triene Chemical compound C=1C2=CC=CC=1S2 SOHCOYTZIXDCCO-UHFFFAOYSA-N 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000000758 substrate Substances 0.000 description 16
- 239000012528 membrane Substances 0.000 description 12
- 239000000126 substance Substances 0.000 description 8
- 239000010416 ion conductor Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 239000003792 electrolyte Substances 0.000 description 5
- 239000000446 fuel Substances 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001523 electrospinning Methods 0.000 description 3
- 239000004642 Polyimide Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000003411 electrode reaction Methods 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 239000005518 polymer electrolyte Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 2
- 229920003935 Flemion® Polymers 0.000 description 1
- 229920001410 Microfiber Polymers 0.000 description 1
- 229920000557 Nafion® Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000011263 electroactive material Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010220 ion permeability Effects 0.000 description 1
- 230000037427 ion transport Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002074 melt spinning Methods 0.000 description 1
- 239000003658 microfiber Substances 0.000 description 1
- 229920005548 perfluoropolymer Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 229910001456 vanadium ion Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/14—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic yarns or filaments produced by welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/10—Supported membranes; Membrane supports
-
- B29C47/862—
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
- B29C48/865—Heating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G75/00—Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule
- C08G75/02—Polythioethers
- C08G75/0204—Polyarylenethioethers
- C08G75/0209—Polyarylenethioethers derived from monomers containing one aromatic ring
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/76—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from other polycondensation products
- D01F6/765—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from other polycondensation products from polyarylene sulfides
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/005—Synthetic yarns or filaments
- D04H3/009—Condensation or reaction polymers
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Textile Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- Nonwoven Fabrics (AREA)
Abstract
Description
도 1은 본 발명의 일 실시예에 따른 이온교환막용 부직포 지지체 제조장치를 개략적으로 보여주고,
도 2a 및 도 2b는 본 발명의 실시예 1에 따라 제조된 이온교환막용 부직포 지지체의 평면 및 단면을 각각 보여주는 SEM 사진이다.
| 실시예1 | 실시예2 | 실시예3 | 비교예1 | 비교예 2 | ||
| 방사 조건 |
단공토출량 (g/min/hole) |
0.10 | 0.10 | 0.125 | 0.125 | 0.25 |
| 공기 압력 (kgf/cm2) |
0.8 | 1.21 | 1.3 | 1.20 | 0.4 | |
| 방사속도(m/min) | 12,663 | 17,450 | 20,033 | 18,462 | 3,995 | |
| 열압착 | 온도(℃) | 70 | 70 | 70 | 25 | 70 |
| 압력(kgf/cm2) | 50 | 50 | 50 | 20 | 50 | |
| 부직포 지지체 | 단위면적당 중량 (g/m2) |
20 | 20 | 20 | 20 | 20 |
| 두께(㎛) | 23 | 25 | 26 | 43 | 23 | |
| 평균 섬유 직경 (㎛) |
2.7 | 2.3 | 2.4 | 2.5 | 7.6 | |
| 공기투과도(㎤/㎠/S) | 27~40 | 28~41 | 26~37 | 70~90 | 65~83 | |
| 공극률(%) | 58 | 63 | 54 | 58 | 46 | |
| 평균공경(㎛) | 8.3 | 9.8 | 8.5 | 14.5 | 12.5 | |
| 인장강도 (MPa) | 21 | 17 | 15 | 5 | 18 | |
120: 구금 121: 구금 홀
130: 공기 매니폴드 140: 컬렉터
Claims (10)
- 0.1 내지 7 ㎛의 평균직경을 가지며 폴리페닐렌 설파이드를 포함하는 다수의 섬유들을 포함하고,
20 내지 30 ㎛의 두께, 5 내지 10 ㎛의 평균 공경, 50 내지 90%의 공극률, 20 내지 50 cm3/cm2/S의 공기투과도, 및 5 내지 50 MPa의 인장강도를 갖는 것을 특징으로 하는,
이온교환막용 부직포 지지체. - 제1항에 있어서,
상기 섬유들의 평균직경은 0.5 내지 5 ㎛인 것을 특징으로 하는,
이온교환막용 부직포 지지체. - 제1항에 있어서,
상기 섬유들의 평균직경은 1 내지 3 ㎛인 것을 특징으로 하는,
이온교환막용 부직포 지지체. - 제1항에 있어서,
상기 폴리페닐렌 설파이드는 반복단위로서 p-페닐렌 설파이드 및 m-페닐렌 설파이드를 포함하되, 상기 p-페닐렌 설파이드를 95 몰% 이상 포함하는 것을 특징으로 하는,
이온교환막용 부직포 지지체. - 제1항에 있어서,
상기 이온교환막용 부직포 지지체는 22 내지 28 ㎛의 두께를 갖는 것을 특징으로 하는,
이온교환막용 부직포 지지체. - 폴리페닐렌 설파이드 수지를 용융시키는 단계;
상기 용융된 폴리페닐렌 설파이드 수지를 압출하는 단계;
상기 압출되는 폴리페닐렌 설파이드 수지에 공기를 0.5 내지 1.5 kgf/cm2의 압력으로 분사함으로써 상기 폴리페닐레 설파이드 수지를 구금 홀을 통해 0.08 내지 0.2 g/min/hole의 단공토출량으로 토출시키는 단계;
상기 폴리페닐렌 설파이드 수지가 토출되면서 형성되는 섬유를 수집하여 웹을 형성하는 단계; 및
40 내지 150 ℃로 가열된 롤을 이용하여 10 내지 50 kgf/cm2의 압력으로 상기 웹을 열압착하는 단계를 포함하는 것을 특징으로 하는,
이온교환막용 부직포 지지체의 제조방법. - 제6항에 있어서,
상기 폴리페닐렌 설파이드 수지는 280 내지 290 ℃의 융점을 가지며,
ASTM D1238에 따라 300℃에서 측정된 상기 폴리페닐렌 설파이드 수지의 용융지수(MI)가 100 내지 2000 g/10min인 것을 특징으로 하는,
이온교환막용 부직포 지지체의 제조방법. - 제6항에 있어서,
상기 구금 홀을 통해 토출될 때까지 상기 용융된 폴리페닐렌 설파이드 수지가 290 내지 320 ℃로 유지되는 것을 특징으로 하는,
이온교환막용 부직포 지지체의 제조방법. - 제6항에 있어서,
상기 폴리페닐렌 설파이드 수지는 상기 구금 홀을 통해 4,000 내지 21,000 m/min의 방사속도로 토출되는 것을 특징으로 하는,
이온교환막용 부직포 지지체의 제조방법. - 제6항에 있어서,
상기 열압착 단계에서 상기 웹에 가해지는 Nip 압력은 22 내지 145 kgf/cm인 것을 특징으로 하는,
이온교환막용 부직포 지지체의 제조방법.
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| KR1020160082244A KR102402635B1 (ko) | 2016-06-30 | 2016-06-30 | 이온교환막용 부직포 지지체 및 그 제조방법 |
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|---|---|
| KR20180003006A true KR20180003006A (ko) | 2018-01-09 |
| KR102402635B1 KR102402635B1 (ko) | 2022-05-25 |
| KR102402635B9 KR102402635B9 (ko) | 2023-05-11 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112714808A (zh) * | 2018-09-27 | 2021-04-27 | 东丽株式会社 | 共聚聚苯硫醚纤维 |
| WO2022270934A1 (ko) * | 2021-06-24 | 2022-12-29 | 경상국립대학교 산학협력단 | 음이온교환 복합막, 그 제조방법 및 이를 포함하는 알칼리 연료전지 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08302549A (ja) * | 1987-11-12 | 1996-11-19 | Asahi Chem Ind Co Ltd | ポリフェニレンサルファイド不織布、その製造方法及びそれを用いたフィルター |
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- 2016-06-30 KR KR1020160082244A patent/KR102402635B1/ko active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08302549A (ja) * | 1987-11-12 | 1996-11-19 | Asahi Chem Ind Co Ltd | ポリフェニレンサルファイド不織布、その製造方法及びそれを用いたフィルター |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112714808A (zh) * | 2018-09-27 | 2021-04-27 | 东丽株式会社 | 共聚聚苯硫醚纤维 |
| CN112714808B (zh) * | 2018-09-27 | 2023-05-12 | 东丽株式会社 | 共聚聚苯硫醚纤维 |
| WO2022270934A1 (ko) * | 2021-06-24 | 2022-12-29 | 경상국립대학교 산학협력단 | 음이온교환 복합막, 그 제조방법 및 이를 포함하는 알칼리 연료전지 |
| KR20230000523A (ko) * | 2021-06-24 | 2023-01-03 | 경상국립대학교산학협력단 | 음이온교환 복합막, 그 제조방법 및 이를 포함하는 알칼리 연료전지 |
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| Publication number | Publication date |
|---|---|
| KR102402635B1 (ko) | 2022-05-25 |
| KR102402635B9 (ko) | 2023-05-11 |
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