KR100663326B1 - 광전도성 이층 복합나노튜브, 그 제조방법 및 상기 이층 복합나노튜브를 이용한 나노 광전소자 - Google Patents
광전도성 이층 복합나노튜브, 그 제조방법 및 상기 이층 복합나노튜브를 이용한 나노 광전소자 Download PDFInfo
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- KR100663326B1 KR100663326B1 KR1020050003917A KR20050003917A KR100663326B1 KR 100663326 B1 KR100663326 B1 KR 100663326B1 KR 1020050003917 A KR1020050003917 A KR 1020050003917A KR 20050003917 A KR20050003917 A KR 20050003917A KR 100663326 B1 KR100663326 B1 KR 100663326B1
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/15—Nano-sized carbon materials
- C01B32/158—Carbon nanotubes
- C01B32/16—Preparation
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/15—Nano-sized carbon materials
- C01B32/158—Carbon nanotubes
- C01B32/168—After-treatment
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F10/00—Individual photovoltaic cells, e.g. solar cells
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2202/00—Structure or properties of carbon nanotubes
- C01B2202/06—Multi-walled nanotubes
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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
- 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
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Abstract
Description
탄화온도 (℃) | 피크위치(cm-1) | A(G)/A(D) | 전기전도도 (S/cm) | ||
G-모드 | D-모드 | ||||
실시예 1 | 750℃ | 1588 | 1352 | 0.53 | 160 |
실시예 4 | 850℃ | 1588 | 1349 | 0.60 | 170 |
비교예 3 | 650℃ | 1598 | 1359 | 0.50 | 0.07 |
Claims (16)
- 전도성 탄소질의 외부 나노튜브층과; 상기 전도성 탄소질의 외부 나노튜브의 내부에 동심을 가지면서 접촉하며, PPV 또는 PTV로 이루어진 내부 나노튜브층으로 이루어진 광전도성 이층 복합나노튜브.
- 제 1항에 있어서, 상기 광전도성 이층 복합나노튜브의 외경은 30∼1000nm인 것을 특징으로 하는 광전도성 이층 복합나노튜브.
- 제 1항에 있어서, 상기 내부 나노튜브층의 일면의 두께는 2∼30nm인 것을 특징으로 하는 광전도성 이층 복합나노튜브.
- 제 1항에 있어서, 상기 전도성 탄소질의 외부 나노튜브층의 전기전도도는 10S/cm 이상인 것을 특징으로 하는 광전도성 이층 복합나노튜브.
- 제 1항에 있어서, 상기 전도성 탄소질의 외부 나노튜브층은 그래파이트 또는 그래파이트와 무정형 탄소의 혼합물인 것을 특징으로 하는 광전도성 이층 복합나노튜브.
- 제 1항에 있어서, 상기 전도성 탄소질의 외부 나노튜브층의 일면의 두께는 1 ∼50nm인 것을 특징으로 하는 광전도성 이층 복합나노튜브.
- 제 1항에 있어서, 상기 전도성 탄소질의 외부 나노튜브층은 폴리피롤, 폴리아닐린, PEDOT, PPV 또는 PTV 나노튜브층이 열에 의해 탄화되어 형성된 것을 특징으로 하는 광전도성 이층 복합나노튜브.
- (a) 석영튜브 내의 기화영역에서, 염소가 치환되어 있는 단위체를 기화시키는 단계;(b) 상기 기화된 단위체를 운반기체에 의해 열분해 영역으로 이동시킨 다음, 열분해하여 중간체를 형성하는 단계;(c) 상기에서 생성된 중간체를 운반기체에 의해 증착영역으로 이동시킨 다음, 다공성 기재를 거치면서 전구 고분자를 형성하는 단계;(d) 상기 다공성 기재 내의 전구 고분자를 열처리를 통해 탈염화수소화함과 동시에 탄화시키는 단계;(e) 상기 (a)∼(c) 단계를 반복하여 상기 다공성 기재 내의 탄화된 고분자 나노튜브의 내부에 전구 고분자를 다시 형성시키는 단계; 및(f) 열처리를 통해 탈염화수소화하는 단계를 포함하는 광전도성 이층 복합나노튜브의 제조방법.
- 제 8항에 있어서, 상기 (a)단계의 온도는 0.8torr의 압력에서 50∼300℃인 것을 특징으로 하는 광전도성 이층 복합나노튜브의 제조방법.
- 제 8항에 있어서, 상기 염소가 치환되어 있는 단위체는 α,α'-디클로로크실렌 또는 2,5-비스(클로로메틸)티오펜인 것을 특징으로 하는 광전도성 이층 복합나노튜브의 제조방법.
- 제 8항에 있어서, 상기 (b)단계의 온도는 550∼850℃인 것을 특징으로 하는 광전도성 이층 복합나노튜브의 제조방법.
- 제 8항에 있어서, 상기 (c)단계의 전구 고분자를 형성하는 단계의 온도는 0∼100℃인 것을 특징으로 하는 광전도성 이층 복합나노튜브의 제조방법.
- 제 8항에 있어서, 상기 (d)단계의 열처리 온도는 700∼1100℃인 것을 특징으로 하는 광전도성 이층 복합나노튜브의 제조방법.
- 제 8항에 있어서, 상기 (f)단계의 열처리 온도는 100∼350℃인 것을 특징으로 하는 광전도성 이층 복합나노튜브의 제조방법.
- 제 8항에 있어서, 상기 다공성 기재는 알루미나 멤브레인인 것을 특징으로 하는 광전도성 이층 복합나노튜브의 제조방법.
- 제 1항 내지 제 7항 중 어느 한 항에 따른 광전도성 이층 복합나노튜브를 이용한 나노 광전소자.
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Citations (4)
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KR20020024580A (ko) * | 1999-04-16 | 2002-03-30 | 추후보정 | 다층 탄소 나노튜브 막 |
US20040241900A1 (en) | 2001-09-27 | 2004-12-02 | Jun Tsukamoto | Organic semiconductor material and organic semiconductor element employing the same |
KR20040106947A (ko) * | 2003-06-05 | 2004-12-20 | 삼성전자주식회사 | 금속나노입자 및 카본나노튜브를 이용한 도전성 필름 또는패턴 형성방법 |
US6833201B2 (en) | 2003-01-31 | 2004-12-21 | Clemson University | Nanostructured-doped compound for use in an EL element |
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2005
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20020024580A (ko) * | 1999-04-16 | 2002-03-30 | 추후보정 | 다층 탄소 나노튜브 막 |
US20040241900A1 (en) | 2001-09-27 | 2004-12-02 | Jun Tsukamoto | Organic semiconductor material and organic semiconductor element employing the same |
US6833201B2 (en) | 2003-01-31 | 2004-12-21 | Clemson University | Nanostructured-doped compound for use in an EL element |
KR20040106947A (ko) * | 2003-06-05 | 2004-12-20 | 삼성전자주식회사 | 금속나노입자 및 카본나노튜브를 이용한 도전성 필름 또는패턴 형성방법 |
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