KR102452651B1 - 도전체, 그 제조 방법, 및 이를 포함하는 소자 - Google Patents
도전체, 그 제조 방법, 및 이를 포함하는 소자 Download PDFInfo
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- KR102452651B1 KR102452651B1 KR1020150145636A KR20150145636A KR102452651B1 KR 102452651 B1 KR102452651 B1 KR 102452651B1 KR 1020150145636 A KR1020150145636 A KR 1020150145636A KR 20150145636 A KR20150145636 A KR 20150145636A KR 102452651 B1 KR102452651 B1 KR 102452651B1
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- ruthenium oxide
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- alkali metal
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
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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
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
-
- 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
- H01B1/08—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances oxides
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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
- H01B1/20—Conductive material dispersed in non-conductive organic material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
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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
- H01B5/14—Non-insulated conductors or conductive bodies characterised by their form comprising conductive layers or films on insulating-supports
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
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Abstract
Description
(특허문헌 1) JP 2015-060217 A
(특허문헌 1) US 7514065 B
도 1b 는 일구현예에 따른 도전체 제조 공정을 모식적으로 나타낸 것이다.
도 1c 는 일구현예에 따른 도전체 제조 공정을 모식적으로 나타낸 것이다.
도 2는 (시뮬레이션에 의해 확인된) 표면 도핑된 루테늄 나노시트의 구조를 모식적으로 나타낸 것이다.
도 3은, 일구현예에 따른 전자 소자 (터치 스크린 패널)의 단면을 모식적으로 나타낸 것이다.
도 4a 및 도 4b는, 각각 실시예 1에서 RuCl3 처리 전 프로톤화된 루테늄 산화물의 주사 전자 현미경 분석 및 EDX 분석 결과를 나타낸 것이다.
도 5는 실시예 1에서 RuCl3 처리 전과 후 프로톤화된 루테늄 산화물의 X선 회절 분석 결과를 나타낸 것이다.
도 6a 및 도 6b는 실시예 1에서 RuCl3 처리 후 프로톤화된 루테늄 산화물의 주사 전자 현미경 분석 및 EDX 분석 결과를 나타낸 것이다.
도 7은 실시예 1 및 비교예 1에서 제조한 각각의 도전체의 투과율에 대한 면저항의 그래프이다.
도 8은 실시예 1과 비교예 1에서 제조한 제1층의 XPS 결과를 나타낸 도이다.
Sigma (S/cm) (전도도) |
Alpha (흡수계수) |
Rs (Ω/sq.) (면저항) |
|
Cl (Ru 대비 8.3 at. % 존재시) | 2.03E+05 | 1.20E+05 | 58.8 |
재료 | 함량 | |
도전성 금속 | 도전성 금속 (e.g. Ag) 나노 와이어 수용액 (농도: 0.001 ~ 10.0 wt%) | 5 ~ 40 % |
용매 | 물 | 20 ~ 70 % |
알코올 (에탄올) | 10 ~ 40 % | |
분산제 | 히드록시프로필 메틸셀룰로오스 수용액 (0.05 ~ 5 wt%) | 1 ~ 10 % |
재료 | 함량 | |
전도성 소재 | RuO2+x 수용액 (농도: 0.001 ~ 10.0 g/L) | 30 ~ 70% |
용매 | 물 | 10 ~ 50 % |
이소프로판올 | 1~ 20 % | |
분산제 | 히드록시프로필 메틸셀룰로오스 수용액 (0.05 ~ 5 wt%) | 5~30% |
원소 | Wt% | At% |
CK | 01.25 | 05.90 |
OK | 13.01 | 46.05 |
RuL | 85.74 | 48.06 |
ClK | 00.00 | 00.00 |
Element | Wt% | At% |
CK | 01.42 | 06.06 |
OK | 15.77 | 50.37 |
RuL | 80.98 | 40.94 |
ClK | 01.83 | 02.63 |
원자 농도표(at.%) | |||||
O1s | Na1s | S2p | Cl2p | Ru3p3 | |
RuO2 막 (비교예 1) | 80.9 | 1.23 | 0.65 | 0 | 17.22 |
Cl:RuO2 막 (실시예 1) | 74.06 | 0.38 | 0 | 1.1 | 24.46 |
Claims (18)
- 복수개의 루테늄 산화물 나노시트를 포함하는 제1 전도층을 포함하는 도전체(electrical conductor)로서,
상기 루테늄 산화물 나노시트는 할로겐 원소, 칼코겐 원소, 15족 원소, 또는 이들의 조합이 표면 도핑(surface doping)되어 있고,
상기 제1 전도층은 상기 복수개의 루테늄 산화물 나노시트들 사이에 개방된 공간(open space)을 더 포함하는 불연속층이고, 상기 제1 전도층의 총 면적에 대한 상기 개방된 공간의 면적 비율은 50 % 이하인, 도전체. - 제1항에 있어서,
상기 할로겐 원소는, F, Cl, Br, 및 I 로부터 선택되고, 상기 칼코겐 원소는 S, Se, 및 Te로부터 선택되고, 상기 15족 원소는 N, P, 및 As 로부터 선택되는 도전체. - 제1항에 있어서,
상기 할로겐 원소, 상기 칼코겐 원소, 및 상기 15족 원소는, 이온성 화학종 (ionic species), 표면 결합된 반응기, 옥시할라이드, 옥시칼코게나이드, 또는 이들의 조합으로 존재하는 도전체. - 제1항에 있어서,
상기 제1 전도층의 일면에 배치되고 복수개의 도전성 금속 나노 와이어들을 포함하는 제2 전도층을 포함하는 도전체. - 제4항에 있어서,
상기 도전성 금속은 은(Ag), 구리(Cu), 금(Au), 알루미늄(Al), 코발트(Co), 팔라듐(Pd), 또는 이들의 조합을 포함하는 도전체. - 제4항에 있어서,
상기 도전성 금속 나노 와이어는 평균 직경이 50 nm 이하이고, 평균 길이가 1 um 이상인 도전체. - 제1항에 있어서,
상기 도전체는 투명 전도막인 도전체. - 제1항에 있어서,
상기 루테늄 산화물 나노시트는 평균 최장 직경이 0.5 um 이상 내지 100 um 이하이고, 두께가 3 nm 이하인, 도전체.
- 삭제
- 제1항에 있어서,
상기 도전체는 두께 100 nm 이하에서 550 nm 의 파장의 광에 대한 투과도가 85 % 이상이고, 면저항이 104 옴/sq. 이하인, 도전체. - 제4항에 있어서,
상기 제1 전도층 및 상기 제2 전도층 중 하나 이상은 바인더를 더 포함하는 도전체. - 제1항에 있어서,
상기 제1 전도층 위에 열경화성 수지, 자외선 경화성 수지, 또는 이들의 조합을 포함하는 오버코팅층을 더 포함하는 도전체. - 제4항에 있어서,
상기 제1 전도층은, 상기 제2 전도층이 배치된 면의 반대쪽 면에 배치된 투명 기판(transparent substrate)을 더 포함하는 도전체. - 제1항에 따른 도전체의 제조 방법으로서,
금속 산화물 및 알칼리금속 화합물의 혼합물을 열처리하여 알칼리금속 치환 층상 루테늄 산화물을 얻는 단계;
상기 알칼리금속 치환 층상 루테늄 산화물을 산성 용액으로 처리하여 알칼리금속의 적어도 일부가 프로톤으로 교환된 프로톤 교환 층상 루테늄 산화물을 얻는 단계;
상기 프로톤 교환 층상 루테늄 산화물을 C1 내지 C16 의 알킬암모늄염 화합물과 접촉시켜 알킬 암모늄-층상 루테늄 산화물을 얻는 단계; 및
상기 알킬 암모늄-층상 루테늄 산화물을 용매와 혼합하여 박리에 의해 루테늄 산화물 나노시트를 얻는 단계를 포함하되,
상기 알칼리금속 치환 층상 루테늄 산화물, 상기 프로톤 교환 층상 루테늄 산화물, 또는 상기 루테늄 산화물 나노시트를, 루테늄 할라이드, 루테늄 칼코게나이드, 알칼리금속 할라이드, 암모늄할라이드, 또는 루테늄-15족 원소 화합물을 포함하는 수용액에 부가하고 압력 하에 100 도씨 이상으로 가열하는 표면 도핑 단계를 더 포함하는, 도전체의 제조 방법. - 제14항에 있어서,
상기 표면 도핑 단계는 상기 알칼리금속 치환 층상 루테늄 산화물에 대하여 수행되고, 그로부터 얻어진 결과물을 건조하는 단계를 더 포함하는, 도전체의 제조 방법. - 제14항에 있어서,
상기 표면 도핑 단계는 상기 루테늄 산화물 나노시트에 대하여 수행되고, 그로부터 얻어진 결과물을 용매 및 알킬암모늄 화합물의 혼합물에 분산시켜 재박리하는 단계를 더 포함하는, 도전체의 제조 방법. - 제1항의 도전체를 포함하는 전자 소자.
- 제17항에 있어서,
상기 전자 소자는 평판 디스플레이, 터치 스크린 패널, 태양전지, e-윈도우, 전기 변색 미러(electrochromic mirror), 히트 미러(heat mirror), 투명 트랜지스터, 또는 유연 디스플레이인 전자 소자.
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