KR101809075B1 - 박막 트랜지스터 표시판의 제조 방법 및 이에 사용되는 포토레지스트 조성물 - Google Patents
박막 트랜지스터 표시판의 제조 방법 및 이에 사용되는 포토레지스트 조성물 Download PDFInfo
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- KR101809075B1 KR101809075B1 KR1020100135927A KR20100135927A KR101809075B1 KR 101809075 B1 KR101809075 B1 KR 101809075B1 KR 1020100135927 A KR1020100135927 A KR 1020100135927A KR 20100135927 A KR20100135927 A KR 20100135927A KR 101809075 B1 KR101809075 B1 KR 101809075B1
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Images
Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/039—Macromolecular compounds which are photodegradable, e.g. positive electron resists
- G03F7/0392—Macromolecular compounds which are photodegradable, e.g. positive electron resists the macromolecular compound being present in a chemically amplified positive photoresist composition
- G03F7/0395—Macromolecular compounds which are photodegradable, e.g. positive electron resists the macromolecular compound being present in a chemically amplified positive photoresist composition the macromolecular compound having a backbone with alicyclic moieties
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/016—Diazonium salts or compounds
- G03F7/0163—Non ionic diazonium compounds, e.g. diazosulphonates; Precursors thereof, e.g. triazenes
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/016—Diazonium salts or compounds
- G03F7/0166—Diazonium salts or compounds characterised by the non-macromolecular additives
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/039—Macromolecular compounds which are photodegradable, e.g. positive electron resists
- G03F7/0392—Macromolecular compounds which are photodegradable, e.g. positive electron resists the macromolecular compound being present in a chemically amplified positive photoresist composition
- G03F7/0397—Macromolecular compounds which are photodegradable, e.g. positive electron resists the macromolecular compound being present in a chemically amplified positive photoresist composition the macromolecular compound having an alicyclic moiety in a side chain
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/0271—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers
- H01L21/0273—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers characterised by the treatment of photoresist layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/0271—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers
- H01L21/0273—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers characterised by the treatment of photoresist layers
- H01L21/0274—Photolithographic processes
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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Thin Film Transistor (AREA)
- Liquid Crystal (AREA)
Abstract
[화학식 1]
Description
도 2는 도 1의 A부분을 확대한 것이다.
도 3은 도 2의 A-A'선을 따라 자른 단면도이다.
도 4 내지 도 11은 본 발명의 제1 실시예에 따른 박막 트랜지스터 표시판의 제조 방법을 공정 단계별로 나타낸 단면도들이다.
도 12는 비교예 1 및 실시예 1 내지 3에 의한 포토레지스트 조성물로 형성된 SEM 데이터 패턴을 나타낸 것이다.
도 13은 비교예 2 및 실시예 4 내지 6에 의한 포토레지스트 조성물로 형성된 SEM 데이터 패턴을 나타낸 것이다.
26: 게이트 전극 28: 스토리지 배선
30: 게이트 절연막 40: 반도체층
55, 56: 오믹 콘택층 62: 데이터선
65: 소스 전극 66: 드레인 전극
70: 보호막 76: 콘택홀
84: 미세 전극 85: 미세 슬릿
121: 블랙 매트릭스 131: 컬러필터
136: 오버코트층 200: 식각 패턴
Claims (9)
- 포지티브형 포토레지스트 조성물에 있어서,
알카리 가용성 노불락 수지,
디아조나프토퀴논 화합물,
접착증가제(Adhesion promoter), 및
유기용제를 포함하며,
상기 접착증가제로서,
비스(1,2,2,6,6-펜타메틸-4-피퍼리디닐)-[[3,5-비스(1,1-다이메틸에틸)-4-하이드록시페닐]메틸]부틸말로네이트 (Bis(1,2,2,6,6-pentamethyl-4-piperidinyl)-[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]butylmalonate))를 포함하는 포토레지스트 조성물. - 삭제
- 제1항에 있어서,
상기 접착증가제의 함량은 0.01중량% 내지 10중량%인 것을 특징으로 하는 포토레지스트 조성물. - 기판 상에 도전성 물질로 이루어진 도전막을 형성하는 단계;
상기 도전막 상에 포토레지스트 조성물로 이루어진 식각 패턴을 형성하는 단계; 및
상기 식각 패턴을 식각 마스크로 이용하여 상기 도전막을 식각하여 도전막 패턴을 형성하는 단계를 포함하되,
상기 포토레지스트 조성물은:
알카리 가용성 노불락 수지,
디아조나프토퀴논 화합물,
접착증가제(Adhesion promoter), 및
유기용제를 포함하며,
상기 접착증가제로서,
비스(1,2,2,6,6-펜타메틸-4-피퍼리디닐)-[[3,5-비스(1,1-다이메틸에틸)-4-하이드록시페닐]메틸]부틸말로네이트 (Bis(1,2,2,6,6-pentamethyl-4-piperidinyl)-[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]butylmalonate))를 포함하는 박막 트랜지스터 표시판의 제조 방법. - 제4항에 있어서,
상기 식각 패턴의 도포 두께는 1 내지 2㎛인 박막 트랜지스터 표시판의 제조 방법. - 제4항에 있어서,
상기 도전막 패턴은 투명 도전성 물질로 이루어진 화소 전극 패턴인 박막 트랜지스터 표시판의 제조 방법. - 제6항에 있어서,
상기 화소 전극 패턴은 다수의 미세 전극 및 상기 미세 전극 사이에 형성된 다수의 미세 슬릿으로 이루어진 박막 트랜지스터 표시판의 제조 방법. - 제7항에 있어서,
상기 미세 슬릿의 폭은 2내지 5㎛인 박막 트랜지스터 표시판의 제조 방법. - 제4항에 있어서,
상기 도전막 패턴은 게이트 배선 또는 데이터 배선인 박막 트랜지스터 표시판의 제조 방법.
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