KR20200076264A - n-형 박막 트랜지스터를 인쇄하기 위한 n-형 도핑 잉크, n-형 도핑 잉크를 이용하여 n-형 박막 트랜지스터를 인쇄하는 방법 - Google Patents
n-형 박막 트랜지스터를 인쇄하기 위한 n-형 도핑 잉크, n-형 도핑 잉크를 이용하여 n-형 박막 트랜지스터를 인쇄하는 방법 Download PDFInfo
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Abstract
Description
도 3은 본 발명에 따른 본 발명에 따른 n-형 도핑 잉크의 재료가 되는 고분자 에틸렌이민의 화학구조도이다.
도 4는 본 발명의 일 실시예에 따른 n-형 도핑 잉크의 인쇄 특성을 설명하기 위한 도면이다.
도 5 및 도 6은 본 발명에 따라 인쇄된 p-형 박막 트랜지스터의 n-형 박막 트랜지스터의 전압-전류 특성 그래프들이다.
Claims (8)
- 용매 부틸캐비톨(Diethylene glycol monobutyl ether)에 곁가지가 붙은 고분자 에틸렌이민과, TiO2, ZnO, 및 IGZO 나노 입자 중 적어도 하나를 혼합하여 제조되는 것을 특징으로 하는 n-형 도핑 잉크.
- 제1항에 있어서,
상기 곁가지가 붙은 고분자 에틸렌이민을 2.5 내지 10 wt% 혼합하고, 상기 TiO2 나노 입자를 1 wt% 혼합하여 제조되는 것을 특징으로 하는 n-형 도핑 잉크. - 아이소프로필 알코올(Isopropyl alcohol) 및 DMSO(Dimethyl sulfoxide)를 1:1의 부피비로 하여 용매를 제조하고, 상기 용매에 곁가지가 붙은 고분자 에틸렌이민과, TiO2, ZnO, 및 IGZO 나노 입자 중 적어도 하나를 혼합하여 제조되는 것을 특징으로 하는 n-형 도핑 잉크.
- 제3항에 있어서,
상기 곁가지가 붙은 고분자 에틸렌이민을 2.5 내지 10 wt% 혼합하고, 상기 TiO2 나노 입자를 1 wt% 혼합하여 제조되는 것을 특징으로 하는 n-형 도핑 잉크. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 곁가지가 붙은 고분자 에틸렌이민과 선형 고분자 에틸렌이민을 함께 사용하여 제조되는 것을 특징으로 하는 n-형 도핑 잉크. - R2R(Roll-to-Roll) 또는 S2S(Sheet-to-Sheet) 그라비아 인쇄 방식으로 n-형 박막 트랜지스터를 인쇄하는 방법에 있어서,
게이트 전극을 포함한 제1 전도성 배선을, 실버 잉크를 사용하여 인쇄하는 단계;
상기 전도성 배선 상에 절연층을 인쇄하는 단계;
상기 절연층 상에 활성층을 인쇄하는 단계;
상기 활성층 상에 소스 및 드레인 전극들을 포함한 제2 전도성 배선을, 실버 잉크를 사용하여 인쇄하는 단계; 및
곁가지가 붙은 고분자 에틸렌이민과, TiO2, ZnO, 및 IGZO 나노 입자 중 적어도 하나를 용매 부틸캐비톨에 혼합하여 제조된 n-형 도핑 잉크를, 점도 5 내지 200 센티포이즈(cP)를 가지도록 하면서 표면장력을 30mN/m 이하로 제어하여 그라비아 인쇄를 수행하는 단계를 포함하는 것을 특징으로 하는, n-형 박막 트랜지스터 인쇄 방법. - 제6항에 있어서,
상기 n-형 도핑 잉크는 곁가지가 붙은 고분자 에틸렌이민을 2.5 내지 10 wt%로, 상기 TiO2 나노 입자를 1 wt%로, 상기 용매에 혼합하여 제조되는 것을 특징으로 하는, n-형 박막 트랜지스터 인쇄 방법. - 제7항에 있어서,
상기 n-형 도핑 잉크를 인쇄하는 단계는,
상기 소스 및 드레인 전극 사이에 노출된 상기 활성층 상에 상기 n-형 도핑 잉크를 인쇄하는 단계를 포함하는 것을 특징으로 하는, n-형 박막 트랜지스터 인쇄 방법.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/KR2018/016272 WO2020130187A1 (ko) | 2018-12-19 | 2018-12-19 | N-형 박막 트랜지스터를 인쇄하기 위한 n-형 도핑 잉크, n-형 도핑 잉크를 이용하여 n-형 박막 트랜지스터를 인쇄하는 방법 |
| KR1020180165193A KR102242468B1 (ko) | 2018-12-19 | 2018-12-19 | n-형 박막 트랜지스터를 인쇄하기 위한 n-형 도핑 잉크, n-형 도핑 잉크를 이용하여 n-형 박막 트랜지스터를 인쇄하는 방법 |
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|---|---|---|---|
| KR1020180165193A KR102242468B1 (ko) | 2018-12-19 | 2018-12-19 | n-형 박막 트랜지스터를 인쇄하기 위한 n-형 도핑 잉크, n-형 도핑 잉크를 이용하여 n-형 박막 트랜지스터를 인쇄하는 방법 |
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| Publication Number | Publication Date |
|---|---|
| KR20200076264A true KR20200076264A (ko) | 2020-06-29 |
| KR102242468B1 KR102242468B1 (ko) | 2021-04-20 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6231655B1 (en) * | 1999-03-19 | 2001-05-15 | Seiko Epson Corporation | Aqueous ink composition for use in an ink jet printer |
| KR20080001654A (ko) * | 2006-06-29 | 2008-01-03 | 주식회사 엘지화학 | 폴리에틸렌이민 화합물을 포함하는 회로 배선용 금속 나노잉크 |
| KR20080016170A (ko) * | 2006-08-18 | 2008-02-21 | 제이에스알 가부시끼가이샤 | 안료 수지 조성물, 잉크 제트 방식의 칼라 필터용 수지조성물, 칼라 필터, 및 액정 표시 장치 |
| KR20160062773A (ko) * | 2014-11-25 | 2016-06-03 | 순천대학교 산학협력단 | 롤대롤 그라비아 인쇄기반 박막트랜지스터 제조방법, 박막트랜지스터 백플랜 제조방법, 백플랜 압력센서 및 스마트 장판의 제조방법 |
| US20170092865A1 (en) * | 2015-09-30 | 2017-03-30 | LI Yuning | N-type organic semiconductor formulations and devices |
-
2018
- 2018-12-19 KR KR1020180165193A patent/KR102242468B1/ko active Active
- 2018-12-19 WO PCT/KR2018/016272 patent/WO2020130187A1/ko not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6231655B1 (en) * | 1999-03-19 | 2001-05-15 | Seiko Epson Corporation | Aqueous ink composition for use in an ink jet printer |
| KR20080001654A (ko) * | 2006-06-29 | 2008-01-03 | 주식회사 엘지화학 | 폴리에틸렌이민 화합물을 포함하는 회로 배선용 금속 나노잉크 |
| KR20080016170A (ko) * | 2006-08-18 | 2008-02-21 | 제이에스알 가부시끼가이샤 | 안료 수지 조성물, 잉크 제트 방식의 칼라 필터용 수지조성물, 칼라 필터, 및 액정 표시 장치 |
| KR20160062773A (ko) * | 2014-11-25 | 2016-06-03 | 순천대학교 산학협력단 | 롤대롤 그라비아 인쇄기반 박막트랜지스터 제조방법, 박막트랜지스터 백플랜 제조방법, 백플랜 압력센서 및 스마트 장판의 제조방법 |
| US20170092865A1 (en) * | 2015-09-30 | 2017-03-30 | LI Yuning | N-type organic semiconductor formulations and devices |
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| KR102242468B1 (ko) | 2021-04-20 |
| WO2020130187A1 (ko) | 2020-06-25 |
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