KR101520793B1 - 고내열성 폴리실세스퀴녹산계 감광성 수지 조성물 - Google Patents
고내열성 폴리실세스퀴녹산계 감광성 수지 조성물 Download PDFInfo
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- KR101520793B1 KR101520793B1 KR1020140113197A KR20140113197A KR101520793B1 KR 101520793 B1 KR101520793 B1 KR 101520793B1 KR 1020140113197 A KR1020140113197 A KR 1020140113197A KR 20140113197 A KR20140113197 A KR 20140113197A KR 101520793 B1 KR101520793 B1 KR 101520793B1
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Abstract
본 발명의 포지티브 레지스트 조성물은, (a) 대표적으로 카르복시산 또는 페놀기 말단과 같이 알칼리 수용액에 현상이 가능한 유기 실란 단량체; (b) 각종 기능성 유기 실란계 화합물을 포함하는 단량체들을 졸-겔 반응법으로 공중합시켜 제조되는 실세스퀴녹산계 공중합체를 바인더 수지로 사용하고 나프토퀴논 디아지드 술폰산 에스테르기가 치환된 구조의 감광제를 혼합하여 제조된 포지티브 레지스트 조성물이다.
본 발명의 포지티브 레지스트 조성물은 TMAH (tetramethylammonium hydroxide), KOH, Na2CO3 등 현재 양산 공정에 사용 중인 묽은 알칼리 수계 현상액으로 현상이 가능하여 고해상도의 패턴 형성이 용이하고 고감도, 내열성 및 전기절연성이 우수하다.
Description
도 2는 본 발명의 조성물로 형성된 레지스트 막의 주사전자현미경 사진 (오른쪽: 3um 선폭, 가운데: 5um 선폭, 왼쪽: 7um 선폭)이다.
도 3은 본 발명의 조성물을 유기EL 표시 장치의 격벽용 레지스트로 사용한 주사전자현미경 사진 (10μm 패턴 단면 사진)이다.
구분 | 패턴 | 잔막율 (%) |
내열성 (Loss wt%) |
내화학성 | 유전상수 | 흡습율 (%) |
실시예 1 | 우수 | 89 | 우수 | 우수 | 3.31 | 우수 |
실시예 2 | 우수 | 87 | 우수 | 우수 | 3.31 | 우수 |
실시예 3 | 우수 | 92 | 우수 | 우수 | 3.30 | 우수 |
비교예 1 | 불량 | 79 | 불량 | 불량 | 3.56 | 불량 |
비교예 2 | 불량 | 78 | 불량 | 불량 | 3.63 | 불량 |
2: TFT 소자;
3: Via Hole 절연막;
4: ITO 전극;
5: 격벽 절연막;
6: OLED 발광체 증착층
Claims (11)
- 하기 화학식 1, 화학식 2, 및 화학식 3을 혼합하여 공중합한 폴리실세스퀴녹산계 공중합체:
[화학식 1]
R1-R2-Si(R3)3
[화학식 2]
R4-R5-Si(R6)3
[화학식 3]
(R7)3Si-R8-Si(R7)3
여기서,
R1은 무수말레인산, 무수이타콘산, 무수숙신산 및 무수프탈산으로 이루어진 군으로부터 선택되고,
R2, R5 및 R8은 각각 독립적으로 탄소수 1 내지 12개의 선형 또는 분지형 알킬렌기, 탄소수 6 내지 18개의 방향족 탄화수소, 또는 탄소수 3 내지 18개의 지환족 탄화수소이고,
R3, R6 및 R7은 각각 독립적으로 탄소수 1 내지 4개의 알콕시기이며,
R4는 수소, 탄소수 1 내지 5개의 선형 또는 분지형 알킬기, 페닐, 비페닐, 시클로헥실,비시클로헥실, 글리시딜옥시, 시클로헥실에폭시, 옥세탄, 아크릴옥시, 메타아크릴옥시, 트리플로로메틸, 비닐, 탄소수 1 내지 4개의 알콕시기, 및 이소시안으로 이루어진 군으로부터 선택된다.
- 삭제
- 제 1항에 있어서, R2, R5 및 R8은 각각 독립적으로 탄소수 1 내지 6개의 선형 또는 분지형 알킬렌기, 탄소수 6 내지 14개의 방향족 탄화수소 또는 지환족 탄화수소인 것을 특징으로 하는 폴리실세스퀴녹산계 공중합체.
- 제3항에 있어서, R2 , R5 및 R8은 각각 독립적으로 탄소수 1 내지 4개의 선형 또는 분지형 알킬렌기, 페닐렌, 비페닐렌, 시클로헥실렌, 또는 비시클로헥실렌인 것을 특징으로 하는 폴리실세스퀴녹산계 공중합체.
- 제1항에 따른 폴리실세스퀴녹산계 공중합체 5 내지 50중량%;
나프토퀴논-1,2-디아지드-4-술폰산 에스테르 또는 나프토퀴논-1,2-디아지드-5-술폰산 에스테르기가 치환된 감광제 2 내지 40중량%; 및
유기용매 10 내지 93중량%를 포함하는 포지티브 포토 레지스트 조성물. - 제5항에 있어서,
실세스퀴녹산계 공중합체의 중량평균 (Mw) 분자량이 300 내지 100,000이며 분산도는 1.0 내지 10.0이고, 산가는 10 내지 400 KOH mg/g인 것을 특징으로 하는 포지티브 레지스트 조성물. - 제5항에 있어서, 감광제가 9,9-비스(4-히드록시페닐)플로렌, 비스페놀-A, 4,4'-[1-[4-[1-(4-히드록시페닐)-1-메틸에틸]페닐]-에틸리덴]비스페놀, 2,3,4-트리하이드록시벤조페논, 2,3,4-트리하이드록시아세토페논, 2,3,4-트리하이드록시페닐헥실케톤, 2,4,4'-트리하이드록시벤조페논, 2,4,6-트리하이드록시벤조페논, 2,3,4-트리하이드록시-2'-메틸벤조페논, 2,2',4,4'-테트라하이드록시벤조페논, 2,3,4,4'-테트라하이드록시벤조페논, 4,4',4''-트리히드록시페닐메탄, 4,4',4''-에틸리덴트리스(2-메틸페놀), 비스(4-히드록시페닐)메틸페닐메탄, 1,1,4-트리스(4-히드록시페닐)시클로헥산, 2,2',3,4,4'-펜타하이드록시벤조페논, 2,2',3,4,4',5-헥사하이드록시벤조페논, 2,2',3,4,4'-펜타하이드록시디페틸프로판, 2,2',3,4,4',5-펜타하이드록시디페닐프로판으로 이루어진 군에서 선택되는 발라스트 (Ballast)에 나프토퀴논-1,2-디아지드-4-술폰산 에스테르 또는 나프토퀴논-1,2-디아지드-5-술폰산 에스테르기가 치환된 것을 특징으로 하는 포지티브 레지스트 조성물.
- 제5항에 있어서, 유기 용매가 에틸아세테이트, 부틸아세테이트, 디에틸렌글리콜디메틸에틸 에테르, 메틸메톡시프로피오네이트, 에틸에톡시프로피오네이트, 에틸락테이트, 프로필렌글리콜메틸에테르 아세테이트, 프로필렌글리콜메틸에테르, 프로필렌글리콜프로필에테르, 메틸셀로솔브아세테이트, 에틸셀로솔브아세테이트, 디에틸렌글리콜메틸아세테이트, 디에틸렌글리콜에틸아세테이트, 아세톤, 메틸이소부틸케톤, 시클로헥산온, N-메틸-2-피롤리돈(NMP), 에틸렌글리콜디메틸에테르, 테트라하이드로퓨란, 메틸셀로솔브, 에틸셀로솔브, 디에틸렌글리콜메틸에테르, 디에틸렌글리콜에틸에테르, 디프로필렌글리콜메틸에테르, 톨루엔, 및 자일렌으로 이루어진 군으로부터 선택된 1종 이상의 용매임을 특징으로 하는 포지티브 레지스트 조성물.
- 액정표시 장치나 유기EL 표시 장치의 패턴 형성 방법에 있어서 제5항 내지 제8항 중 어느 한 항에 따른 실세스퀴녹산계 포지티브 레지스트 조성물을 사용하는 것을 특징으로 하는 패턴 형성 방법.
- 제9항에 있어서 실세스퀴녹산계 포지티브 레지스트 조성물을 액정표시 장치의 비아 홀 절연막, 평탄화막, 또는 패시베이션 절연막으로 이용하는 것을 특징으로 하는 액정표시 장치의 패턴 형성 방법.
- 제9항에 있어서 실세스퀴녹산계 포지티브 레지스트 조성물을 유기EL 표시 장치의 평탄화막 또는 화소 형성용 격벽으로 이용하는 것을 특징으로 하는 유기EL 표시 장치의 패턴 형성 방법.
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KR101751904B1 (ko) * | 2015-12-31 | 2017-07-12 | 엘티씨 (주) | 유연기판용 폴리실세스퀴옥산 수지 조성물 |
US10934455B2 (en) | 2015-12-31 | 2021-03-02 | Ltc Co., Ltd. | Polysilsesquioxane resin composition for flexible substrate |
WO2017171181A1 (ko) * | 2016-03-30 | 2017-10-05 | 삼성에스디아이 주식회사 | 감광성 수지 조성물, 그로부터 형성된 경화막, 및 경화막을 갖는 소자 |
KR20200060466A (ko) * | 2017-09-27 | 2020-05-29 | 메르크 파텐트 게엠베하 | 포지티브형 감광성 실록산 조성물 및 이를 사용하는 경화 막 |
KR102614196B1 (ko) * | 2017-09-27 | 2023-12-19 | 메르크 파텐트 게엠베하 | 포지티브형 감광성 실록산 조성물 및 이를 사용하는 경화 막 |
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CN105658702B (zh) | 2018-08-07 |
JP2017504676A (ja) | 2017-02-09 |
JP6585592B2 (ja) | 2019-10-02 |
US20170166700A1 (en) | 2017-06-15 |
WO2016032269A1 (ko) | 2016-03-03 |
CN105658702A (zh) | 2016-06-08 |
US10409162B2 (en) | 2019-09-10 |
JP2018184611A (ja) | 2018-11-22 |
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