KR102394425B1 - 조성물, 전자 장치, 및 박막 트랜지스터 - Google Patents
조성물, 전자 장치, 및 박막 트랜지스터 Download PDFInfo
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Abstract
Description
도 2는 도 1의 'A' 부분을 확대하여 도시한 개략도이고,
도 3은 일 실시예에 따른 박막 트랜지스터를 도시한 단면도이고,
도 4는 제조예 1에 따른 박막 트랜지스터의 절연 강도를 보여주는 그래프이고,
도 5는 제조예 2에 따른 박막 트랜지스터의 절연 강도를 보여주는 그래프이고,
도 6은 제조예 1에 따른 박막 트랜지스터의 전하이동도를 보여주는 그래프이고,
도 7은 제조예 2에 따른 박막 트랜지스터의 전하이동도를 보여주는 그래프이다.
전하이동동(㎠/V·s) | 온-전류값 | 오프-전류값 | |
제조예 1 | 10.29 | 4.86 X 104 | 3.50 X 1013 |
제조예 2 | 1.9 | 1.03 X 104 | 6.98 X 1010 |
11: 나노입자 12: 폴리오르가노실록산
110: 기판 124: 게이트 전극
140: 게이트 절연체 154: 유기 반도체
173: 소스 전극 175: 드레인 전극
Claims (20)
- 게이트 전극, 상기 게이트 전극과 중첩하는 반도체, 상기 게이트 전극과 상기 반도체 사이에 위치하는 절연체, 및 상기 반도체와 전기적으로 연결되어 있는 소스 전극 및 드레인 전극을 포함하는 박막 트랜지스터로서,
상기 절연체는 하기 화학식 1로 표시되는 화합물의 가수분해 및 축중합 반응물과 열가교성 첨가제의 축합반응 생성물을 포함하는 조성물의 경화물을 포함하는, 박막 트랜지스터:
(화학식 1)
상기 화학식 1에서,
R1, R2, 및 R3 은 각각 독립적으로 수소, 치환 또는 비치환된 C1 내지 C20 알킬기, 치환 또는 비치환된 C1 내지 C20 알콕시기, C1 내지 C20 치환 또는 비치환된 히드록시기, 할로겐기, 카르복실기, 치환 또는 비치환된 C3 내지 C20 사이클로알킬기, 치환 또는 비치환된 C6 내지 C20 아릴기, 치환 또는 비치환된 C7 내지 C20 아릴알킬기, 치환 또는 비치환된 C1 내지 C20 헤테로알킬기, 치환 또는 비치환된 C2 내지 C20 헤테로사이클로알킬기, 치환 또는 비치환된 C2 내지 C20 알키닐기, 또는 이들의 조합이되, 단 R1, R2, 및 R3 중 적어도 하나는 C1 내지 C20 알콕시기, 히드록시기, 할로겐기, 또는 카르복실기이고,
R4는 수소, 또는 C1 내지 C20의 알킬기이고,
L1및 L3는 각각 독립적으로 치환 또는 비치환된 C1 내지 C20의 알킬렌기, 치환 또는 비치환된 C6 내지 C20 아릴렌기, 치환 또는 비치환된 C3 내지 C20 사이클로알킬렌기, 치환 또는 비치환된 C2 내지 C20 알케닐렌기, 치환 또는 비치환된 C2 내지 C20 알키닐렌기, -R-O-R'-, -R-N-R'-, -R-(C=O)-R'- (여기서 R 및 R'은 각각 독립적으로 C1 내지 C10의 탄화수소기이다), 또는 이들의 조합이고,
L2는 -O-(C=O)-NR"-, -(C=O)-NR"- (여기서 R"은 수소, 또는 C1 내지 C6의 탄화수소기이다), -O-, -COO-, 또는 -S-이다. - 제1항에서, 화학식 1의 R1, R2 및 R3는 각각 독립적으로 C1 내지 C6 알콕시기인, 박막 트랜지스터.
- 제1항에서, 화학식 1의 L1 및 L3는 각각 독립적으로 C1 내지 C20의 알킬렌기인, 박막 트랜지스터.
- 제1항에서, 화학식 1의 L2는 -(C=O)-NR"- (여기서 R"은 수소 또는 C1 내지 C6의 탄화수소기이다)인, 박막 트랜지스터.
- 제1항에서, 화학식 1의 R4는 수소 또는 메틸기인, 박막 트랜지스터.
- 제1항에서, 상기 열가교성 첨가제는 알루미늄, 지르코늄, 티타늄, 마그네슘, 하프늄, 및 주석으로부터 선택되는 금속의 아세테이트 화합물인, 박막 트랜지스터.
- 제1항에서, 상기 열가교성 첨가제는 알루미늄 아세토아세테이트, 지르코늄 아세토아세테이트, 티타늄 아세토아세테이트, 마그네슘 아세토아세테이트, 하프늄 아세토아세테이트, 및 주석 아세토아세테이트로부터 선택되는 하나 이상인, 박막 트랜지스터.
- 제1항에서, 상기 열가교성 첨가제는 상기 화학식 1로 표시되는 화합물의 가수분해 및 축중합 반응물 100 중량부 당 40 중량부 이하 포함되는, 박막 트랜지스터.
- 제1항에서, 상기 열가교성 첨가제는 상기 화학식 1 로 표시되는 화합물의 가수분해 및 축중합 반응물 100 중량부 당 0.01 내지 30 중량부 포함되는, 박막 트랜지스터.
- 제1항에서, 상기 화학식 1로 표시되는 화합물의 가수분해 및 축중합 반응물과 화학 결합된 나노 입자를 더 포함하는, 박막 트랜지스터.
- 제10항에서, 상기 나노입자와 상기 화학식 1로 표시되는 화합물의 가수분해 및 축중합 반응물은 화학 결합에 의해 3차원 네트워크 구조를 이루는, 박막 트랜지스터.
- 제10항에서, 상기 나노입자와 상기 화학식 1로 표시되는 화합물의 가수분해 및 축중합 반응물은 코어-쉘 구조를 이루는, 박막 트랜지스터.
- 제10항에서, 상기 나노입자는 실리카, 티타니아, 티탄산바륨, 지르코니아, 황산바륨, 알루미나, 하프늄산화물 또는 이들의 조합을 포함하는, 박막 트랜지스터.
- 제10항에서, 상기 나노입자는 상기 화학식 1로 표시되는 화합물의 가수분해 및 축중합 반응물 100 중량부 당 40 중량부 이하 포함되는, 박막 트랜지스터.
- 제1항에서, 상기 조성물은 광개시제, 광산발생제, 및 분산제 중 적어도 하나를 더 포함하는, 박막 트랜지스터.
- 제1항 내지 제15항 중 어느 한 항에 따른 박막 트랜지스터를 포함하는 전자 장치.
- 제16항에서, 상기 전자 장치는 고상 조명 장치, 디스플레이 장치, 또는 이들의 조합인 전자 장치.
- 제17항에서, 상기 고상 조명 장치는 반도체 발광 다이오드, 유기 발광 다이오드, 및 중합체 발광 다이오드로부터 선택되는 하나 이상이고, 상기 디스플레이 장치는 전자종이, 액정 디스플레이, 유기 발광 다이오드 디스플레이, 및 양자점 디스플레이로부터 선택되는 하나 이상인 전자 장치.
- 삭제
- 제1항에서, 상기 반도체는 유기 반도체인 박막 트랜지스터.
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