KR100465342B1 - 평판디스플레이 금속전극용 식각액 조성물 - Google Patents
평판디스플레이 금속전극용 식각액 조성물 Download PDFInfo
- Publication number
- KR100465342B1 KR100465342B1 KR1020040024974A KR20040024974A KR100465342B1 KR 100465342 B1 KR100465342 B1 KR 100465342B1 KR 1020040024974 A KR1020040024974 A KR 1020040024974A KR 20040024974 A KR20040024974 A KR 20040024974A KR 100465342 B1 KR100465342 B1 KR 100465342B1
- Authority
- KR
- South Korea
- Prior art keywords
- etchant
- acetate
- etching
- metal electrode
- flat panel
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 17
- 239000002184 metal Substances 0.000 title claims abstract description 17
- 238000005530 etching Methods 0.000 claims abstract description 41
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 26
- 239000000203 mixture Substances 0.000 claims abstract description 25
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000003381 stabilizer Substances 0.000 claims abstract description 12
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 9
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 7
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 7
- -1 sulfur oxide compound Chemical class 0.000 claims abstract description 7
- 239000007772 electrode material Substances 0.000 claims abstract description 6
- USFZMSVCRYTOJT-UHFFFAOYSA-N Ammonium acetate Chemical compound N.CC(O)=O USFZMSVCRYTOJT-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000005695 Ammonium acetate Substances 0.000 claims abstract description 5
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical group [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 claims abstract description 5
- 235000019257 ammonium acetate Nutrition 0.000 claims abstract description 5
- 229940043376 ammonium acetate Drugs 0.000 claims abstract description 5
- 239000001632 sodium acetate Substances 0.000 claims abstract description 5
- 235000017281 sodium acetate Nutrition 0.000 claims abstract description 5
- 235000011056 potassium acetate Nutrition 0.000 claims abstract description 4
- 239000011734 sodium Chemical group 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims abstract 4
- 229910052721 tungsten Inorganic materials 0.000 claims abstract 4
- 239000002356 single layer Substances 0.000 claims abstract 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 10
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 claims description 9
- 239000004973 liquid crystal related substance Substances 0.000 claims description 6
- 239000010409 thin film Substances 0.000 claims description 6
- 239000003513 alkali Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 229910052815 sulfur oxide Inorganic materials 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- 238000001039 wet etching Methods 0.000 abstract description 9
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 abstract description 6
- 159000000021 acetate salts Chemical class 0.000 abstract description 3
- 229910013868 M2SO4 Inorganic materials 0.000 abstract 1
- 229910017738 MHSO4 Inorganic materials 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- 238000000034 method Methods 0.000 description 16
- 239000011733 molybdenum Substances 0.000 description 12
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 11
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 9
- 238000010186 staining Methods 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 229920002120 photoresistant polymer Polymers 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229910001080 W alloy Inorganic materials 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- MGRWKWACZDFZJT-UHFFFAOYSA-N molybdenum tungsten Chemical compound [Mo].[W] MGRWKWACZDFZJT-UHFFFAOYSA-N 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 229910000583 Nd alloy Inorganic materials 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- UBSJOWMHLJZVDJ-UHFFFAOYSA-N aluminum neodymium Chemical compound [Al].[Nd] UBSJOWMHLJZVDJ-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- RPACBEVZENYWOL-XFULWGLBSA-M sodium;(2r)-2-[6-(4-chlorophenoxy)hexyl]oxirane-2-carboxylate Chemical compound [Na+].C=1C=C(Cl)C=CC=1OCCCCCC[C@]1(C(=O)[O-])CO1 RPACBEVZENYWOL-XFULWGLBSA-M 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910021642 ultra pure water Inorganic materials 0.000 description 2
- 239000012498 ultrapure water Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 235000007686 potassium Nutrition 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
- B60S5/04—Supplying air for tyre inflation
- B60S5/043—Supplying air for tyre inflation characterised by the inflation control means or the drive of the air pressure system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C25/00—Apparatus or tools adapted for mounting, removing or inspecting tyres
- B60C25/16—Tools for repairing damaged tyres
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (4)
- 박막트랜지스터 액정표시장치를 포함한 평판디스플레이용 금속전극재로 사용되는 Mo 또는 Mo-W 또는 Mo/Al 또는 Mo/Al-Nd 또는 Mo-W/Al 또는 Mo-W/Al-Nd 또는 Mo/Al/Mo 또는 Mo-W/Al/Mo-W 또는 Mo/Al-Nd/Mo 또는 Mo-W/Al-Nd/Mo-W의 단일막 또는 이중막 또는 삼중막을 일괄 습식식각하는 식각액에 있어서,인산 30 ~ 75 wt%, 질산 1 ~ 15 wt%, 초산염 1 ~ 15 wt%, M가 NH4또는 Na 또는 K일때 MHSO4, M2SO4, H2SO4등의 황산화물이고, 상기 황산화물은 단독 또는 2이상을 조합하여 사용하는 식각안정제 2 ~ 10 wt% 및 물로 이루어진 평판디스플레이용 금속전극형성을 위한 평판디스플레이 금속전극용 식각액 조성물.
- 삭제
- 제1항에 있어서, 초산염은 초산나트륨 또는 초산암모늄 또는 초산칼륨 등의 1가 알카리 이온염인 것을 특징으로 하는 평판디스플레이 금속전극용 식각액 조성물.
- 삭제
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030058385 | 2003-08-22 | ||
KR20030058385 | 2003-08-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100465342B1 true KR100465342B1 (ko) | 2005-01-13 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040024974A KR100465342B1 (ko) | 2003-08-22 | 2004-04-12 | 평판디스플레이 금속전극용 식각액 조성물 |
Country Status (1)
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KR (1) | KR100465342B1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009026925A (ja) * | 2007-07-19 | 2009-02-05 | Sanyo Handotai Seizo Kk | エッチング液組成物 |
KR20190011984A (ko) * | 2017-07-26 | 2019-02-08 | 동우 화인켐 주식회사 | 금속막 식각액 조성물 및 이를 이용한 도전 패턴 형성 방법 |
CN117867501A (zh) * | 2024-03-12 | 2024-04-12 | 芯越微电子材料(嘉兴)有限公司 | 一种钼铝兼用蚀刻液以及基板图案化金属层的制备方法 |
-
2004
- 2004-04-12 KR KR1020040024974A patent/KR100465342B1/ko active IP Right Review Request
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009026925A (ja) * | 2007-07-19 | 2009-02-05 | Sanyo Handotai Seizo Kk | エッチング液組成物 |
KR101226803B1 (ko) * | 2007-07-19 | 2013-01-25 | 하야시 퓨어 케미칼 가부시키가이샤 | 에칭액 조성물 |
US8545716B2 (en) | 2007-07-19 | 2013-10-01 | Hayashi Pure Chemical Ind., Ltd. | Etching liquid composition |
KR20190011984A (ko) * | 2017-07-26 | 2019-02-08 | 동우 화인켐 주식회사 | 금속막 식각액 조성물 및 이를 이용한 도전 패턴 형성 방법 |
KR102457168B1 (ko) * | 2017-07-26 | 2022-10-19 | 동우 화인켐 주식회사 | 금속막 식각액 조성물 및 이를 이용한 도전 패턴 형성 방법 |
CN117867501A (zh) * | 2024-03-12 | 2024-04-12 | 芯越微电子材料(嘉兴)有限公司 | 一种钼铝兼用蚀刻液以及基板图案化金属层的制备方法 |
CN117867501B (zh) * | 2024-03-12 | 2024-06-11 | 芯越微电子材料(嘉兴)有限公司 | 一种钼铝兼用蚀刻液以及基板图案化金属层的制备方法 |
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