KR100692122B1 - 평판디스플레이 금속 전극용 식각액 조성물 - Google Patents
평판디스플레이 금속 전극용 식각액 조성물 Download PDFInfo
- Publication number
- KR100692122B1 KR100692122B1 KR1020050060503A KR20050060503A KR100692122B1 KR 100692122 B1 KR100692122 B1 KR 100692122B1 KR 1020050060503 A KR1020050060503 A KR 1020050060503A KR 20050060503 A KR20050060503 A KR 20050060503A KR 100692122 B1 KR100692122 B1 KR 100692122B1
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- South Korea
- Prior art keywords
- etching
- weight
- etchant
- flat panel
- panel display
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K13/00—Etching, surface-brightening or pickling compositions
- C09K13/04—Etching, surface-brightening or pickling compositions containing an inorganic acid
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/16—Acidic compositions
- C23F1/20—Acidic compositions for etching aluminium or alloys thereof
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/16—Acidic compositions
- C23F1/30—Acidic compositions for etching other metallic material
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- 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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30604—Chemical etching
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- 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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31105—Etching inorganic layers
- H01L21/31111—Etching inorganic layers by chemical means
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
- C11D2111/10—Objects to be cleaned
- C11D2111/14—Hard surfaces
- C11D2111/22—Electronic devices, e.g. PCBs or semiconductors
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- ing And Chemical Polishing (AREA)
- Liquid Crystal (AREA)
- Weting (AREA)
Abstract
Description
Claims (3)
- 박막트랜지스터 액정표시장치를 포함한 평판디스플레이의 TFT를 구성하는 게이트전극, 소스전극 및 드레인전극으로 사용되는 Mo, Al, Mo합금 또는 Al합금으로 이루어진 다층막 및 단일막을 습식 식각하는 식각액에 있어서,인산 50 ~ 77 중량%, 질산 2.5 ~ 7 중량%, 하기 화학식 1의 무기 인산염계 화합물 또는 하기 화학식 2의 무기 질산염계 화합물 1 ~ 10 중량%, 및 나머지는 물(H2O)로 구성된 평판디스플레이의 박막트랜지스터 형성을 위한 금속전극용 식각액 조성물.[화학식 1]M1H2PO4, M1 2(HPO4), M1 3PO4, M2(H2PO4)2, M2HPO4 또는 M2 3(PO4)2[화학식 2]M1NO3 또는 M2(NO3)2(상기 식에서 M1은 NH4, Li, Na 또는 K이고, M2는 Ca 또는 Mg이다.)
- 삭제
- 삭제
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050060503A KR100692122B1 (ko) | 2005-07-06 | 2005-07-06 | 평판디스플레이 금속 전극용 식각액 조성물 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050060503A KR100692122B1 (ko) | 2005-07-06 | 2005-07-06 | 평판디스플레이 금속 전극용 식각액 조성물 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20070005275A KR20070005275A (ko) | 2007-01-10 |
| KR100692122B1 true KR100692122B1 (ko) | 2007-03-12 |
Family
ID=37870951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020050060503A Expired - Lifetime KR100692122B1 (ko) | 2005-07-06 | 2005-07-06 | 평판디스플레이 금속 전극용 식각액 조성물 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR100692122B1 (ko) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102169571B1 (ko) | 2014-03-31 | 2020-10-23 | 동우 화인켐 주식회사 | 액정표시장치용 어레이 기판의 제조방법 |
| KR102092927B1 (ko) | 2014-04-01 | 2020-03-26 | 동우 화인켐 주식회사 | 액정표시장치용 어레이 기판의 제조방법 |
| KR102142419B1 (ko) | 2014-04-01 | 2020-08-07 | 동우 화인켐 주식회사 | 액정표시장치용 어레이 기판의 제조방법 |
| KR102131394B1 (ko) | 2014-04-02 | 2020-07-08 | 동우 화인켐 주식회사 | 액정표시장치용 어레이 기판의 제조방법 |
| KR102131393B1 (ko) | 2014-04-02 | 2020-07-08 | 동우 화인켐 주식회사 | 액정표시장치용 어레이 기판의 제조방법 |
| KR102142420B1 (ko) | 2014-04-02 | 2020-08-07 | 동우 화인켐 주식회사 | 액정표시장치용 어레이 기판의 제조방법 |
| CN115642078A (zh) * | 2022-10-28 | 2023-01-24 | 扬州虹扬科技发展有限公司 | 一种新型硅片电泳前处理方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4634656A (en) | 1982-06-01 | 1987-01-06 | Fuji Photo Film Co., Ltd. | Aluminum alloy, a support of lithographic printing plate and a lithographic printing plate using the same |
| JPH04302428A (ja) * | 1991-01-21 | 1992-10-26 | Riedel De Haen Ag | 半導体製造における湿式化学的方法のためのエッチング液 |
| JPH07207467A (ja) * | 1994-01-21 | 1995-08-08 | Olympus Optical Co Ltd | アルミニウム合金の表面処理方法 |
| US5587103A (en) | 1996-01-17 | 1996-12-24 | Harris Corporation | Composition, and method for using same, for etching metallic alloys from a substrate |
| US6284721B1 (en) * | 1997-01-21 | 2001-09-04 | Ki Won Lee | Cleaning and etching compositions |
-
2005
- 2005-07-06 KR KR1020050060503A patent/KR100692122B1/ko not_active Expired - Lifetime
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4634656A (en) | 1982-06-01 | 1987-01-06 | Fuji Photo Film Co., Ltd. | Aluminum alloy, a support of lithographic printing plate and a lithographic printing plate using the same |
| JPH04302428A (ja) * | 1991-01-21 | 1992-10-26 | Riedel De Haen Ag | 半導体製造における湿式化学的方法のためのエッチング液 |
| JPH07207467A (ja) * | 1994-01-21 | 1995-08-08 | Olympus Optical Co Ltd | アルミニウム合金の表面処理方法 |
| US5587103A (en) | 1996-01-17 | 1996-12-24 | Harris Corporation | Composition, and method for using same, for etching metallic alloys from a substrate |
| US6284721B1 (en) * | 1997-01-21 | 2001-09-04 | Ki Won Lee | Cleaning and etching compositions |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20070005275A (ko) | 2007-01-10 |
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