KR102378795B1 - 전도성 고분자 미세섬유 메쉬 구조체, 이의 제조방법 및 이를 이용한 유연 전자소자용 전극 - Google Patents
전도성 고분자 미세섬유 메쉬 구조체, 이의 제조방법 및 이를 이용한 유연 전자소자용 전극 Download PDFInfo
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- 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
- D04H13/00—Other non-woven fabrics
- D04H13/001—Making non-woven fabrics from staple fibres, filaments or yarns, bonded to at least one web-like material, e.g. woven, knitted non-woven fabric, paper, leather, during consolidation
- D04H13/007—Making non-woven fabrics from staple fibres, filaments or yarns, bonded to at least one web-like material, e.g. woven, knitted non-woven fabric, paper, leather, during consolidation strengthened or consolidated by welding together the various components
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
- D01D10/06—Washing or drying
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/06—Wet spinning methods
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/42—Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films or filaments
- D01D5/423—Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films or filaments by fibrillation of films or filaments
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- 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
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/09—Addition of substances to the spinning solution or to the melt for making electroconductive or anti-static filaments
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- 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
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
- D04H1/43838—Ultrafine fibres, e.g. microfibres
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- 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
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/552—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving by applying solvents or auxiliary agents
-
- 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
- D04H3/007—Addition 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
- D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
- D04H3/03—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments at random
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
- H01B1/12—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances organic substances
- H01B1/124—Intrinsically conductive polymers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
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- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D10B2321/12—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polymers of cyclic compounds with one carbon-to-carbon double bond in the side chain
- D10B2321/121—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polymers of cyclic compounds with one carbon-to-carbon double bond in the side chain polystyrene
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/16—Physical properties antistatic; conductive
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Abstract
Description
도 2는 본 발명의 일 실시예에 따른 전도성 고분자 미세섬유 메쉬 구조체의 제조방법을 나타낸 흐름도이다.
도 3은 본 발명의 일 실시예에 따른 전도성 고분자 미세섬유 메쉬 구조체를 이용한 전극의 시간에 따른 수계 안정성을 측정한 그래프이다.
도 4는 본 발명의 일 실시예에 따른 전도성 고분자 미세섬유 메쉬 구조체를 이용한 전극의 단위 면적당 질량에 따른 면저항(sheet resistance)을 측정한 그래프이다.
도 5는 본 발명의 일 실시예에 따른 전도성 고분자 미세섬유 메쉬 구조체를 이용한 전극의 단위 면적당 정전 용량(specific capacitance)을 3전극 시스템하에서 측정한 그래프이다.
도 6은 본 발명의 일 실시예에 따른 전도성 고분자 미세섬유 메쉬 구조체를 이용한 전극의 단위 면적당 질량에 따른 투과도 변화를 나타내는 사진이다.
2: 교차 부분
Claims (12)
- 복수개의 전도성 고분자 미세섬유를 포함하고,
상기 전도성 고분자 미세섬유 중 어느 하나는 적어도 하나 이상의 다른 전도성 고분자 미세섬유와 교차하며, 상기 교차된 부분은 별도의 가교제 없이 결정성을 공유하며 구조 융합됨으로써 메쉬 구조를 형성하는 것을 특징으로 하고,
상기 전도성 고분자 미세섬유는, pi 오비탈을 가진 전도성 고분자로 이루어진 것을 특징으로 하는 전도성 고분자 미세섬유 메쉬 구조체.
- 제1항에 있어서,
상기 전도성 고분자 미세섬유는, 산 및 극성 용매를 포함하는 용액을 통한 후처리를 통해 결정성이 향상된 것을 특징으로 하는 전도성 고분자 미세섬유 메쉬 구조체.
- 제1항에 있어서,
상기 전도성 고분자 미세섬유는, 원통형의 미립자 형태인 것을 특징으로 하는 전도성 고분자 미세섬유 메쉬 구조체.
- 삭제
- 제1항에 있어서,
상기 pi 오비탈을 가진 전도성 고분자는, 폴리아세틸렌(polyacetylene), 폴리페닐렌(polyphenylene), 폴리티오펜(polythiophene), 폴리피롤(polypyrrole), 폴리아닐린(polyaniline) 및 폴리(3,4-에틸렌다이옥시티오펜)(poly(3,4-ethylenedioxythiophene))으로 이루어진 군으로부터 선택되는 적어도 어느 하나를 포함하는 것을 특징으로 하는 전도성 고분자 미세섬유 메쉬 구조체.
- 제1항에 따른 전도성 고분자 미세섬유 메쉬 구조체를 포함하는 전극.
- 제1항에 따른 전도성 고분자 미세섬유 메쉬 구조체를 포함하는 전극을 포함하는 유연 전자소자.
- 용매에 전도성 고분자를 용해하여 전도성 고분자 용액을 제조하는 단계;
상기 전도성 고분자 용액을 습식 방사하는 단계;
상기 습식 방사된 전도성 고분자 미세섬유의 결정성 향상을 위한 후처리 단계;
상기 후처리 한 미세섬유를 물로 세척하는 단계;
상기 세척한 미세 섬유를 길이방향과 수직한 절단면을 가지도록 복수횟수로 절단하여 원통형의 미립자 형태로 제조하는 단계;
상기 미립자 형태의 전도성 고분자 미세섬유를 진공 여과하여 용매를 제거하는 단계; 및
상기 용매가 제거된 미립자 형태의 전도성 고분자 미세섬유를 열건조하여 미립자 간 교차 부분을 구조 융합하는 단계;를 포함하고,
상기 전도성 고분자 미세섬유 중 어느 하나는 적어도 하나 이상의 다른 전도성 고분자 미세섬유와 교차하며, 상기 교차된 부분은 별도의 가교제 없이 결정성을 공유하며 구조 융합됨으로써 메쉬 구조를 형성하는 것을 특징으로 하고,
상기 전도성 고분자 미세섬유는, pi 오비탈을 가진 전도성 고분자로 이루어진 것을 특징으로 하는 전도성 고분자 미세 섬유 메쉬 구조체의 제조방법.
- 삭제
- 제8항에 있어서,
상기 pi 오비탈을 가지는 전도성 고분자는 폴리아세틸렌(polyacetylene), 폴리페닐렌(polyphenylene), 폴리티오펜(polythiophene), 폴리피롤(polypyrrole), 폴리아닐린(polyaniline) 및 폴리(3,4-에틸렌다이옥시티오펜)(poly(3,4-ethylenedioxythiophene))으로 이루어진 군으로부터 선택되는 적어도 어느 하나를 포함하는 것을 특징으로 하는 전도성 고분자 미세 섬유 메쉬 구조체의 제조방법.
- 제8항에 있어서,
상기 용매는 물, 아세톤, 에틸아세트산, 헥산, 에테르, 클로로포름, 디클로로메탄 및 톨루엔으로 이루어진 군으로부터 선택되는 적어도 어느 하나를 포함하는 것을 특징으로 하는 전도성 고분자 미세 섬유 메쉬 구조체의 제조방법.
- 제8항에 있어서,
상기 결정성 향상을 위한 후처리 단계는, 산 및 극성 용매를 포함하는 용액을 통한 후처리를 포함하는 것을 특징으로 하는 전도성 고분자 미세 섬유 메쉬 구조체의 제조방법.
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| US17/377,553 US20220020509A1 (en) | 2020-07-17 | 2021-07-16 | Conductive polymer microfiber mesh structure, manufacturing method thereof and electrode for flexible electronic device using the same |
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| KR102063466B1 (ko) | 2018-07-02 | 2020-01-08 | 광주과학기술원 | 전극용 미세섬유의 제조 방법 |
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| AU5287501A (en) * | 2000-01-06 | 2001-07-24 | Drexel University | Electrospinning ultrafine conductive polymeric fibers |
| JP2002105834A (ja) * | 2000-10-04 | 2002-04-10 | Toray Ind Inc | ポリフェニレンスルフィド不織布およびその製造方法 |
| JP5256454B2 (ja) * | 2006-02-28 | 2013-08-07 | 国立大学法人山梨大学 | 導電性高分子の処理方法 |
| US9370096B2 (en) * | 2012-04-18 | 2016-06-14 | Cornell University | Method of making conducting polymer nanofibers |
| KR102245645B1 (ko) * | 2014-09-02 | 2021-04-29 | 광주과학기술원 | Pedot:pss 기반 전극 및 그의 제조방법 |
| KR102408128B1 (ko) | 2017-12-14 | 2022-06-15 | 광주과학기술원 | 고분자 조성물, 및 이를 이용한 전도성 및 신축성이 우수한 투명 전도성 고분자 박막, 및 이를 이용한 투명 전극 및 그 제조 방법 |
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2021
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102063466B1 (ko) | 2018-07-02 | 2020-01-08 | 광주과학기술원 | 전극용 미세섬유의 제조 방법 |
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| Publication number | Publication date |
|---|---|
| US20220020509A1 (en) | 2022-01-20 |
| KR102378795B9 (ko) | 2023-03-23 |
| KR20220010319A (ko) | 2022-01-25 |
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