KR100883960B1 - 구리 또는 구리 합금 막의 에칭제 - Google Patents
구리 또는 구리 합금 막의 에칭제 Download PDFInfo
- Publication number
- KR100883960B1 KR100883960B1 KR1020070098641A KR20070098641A KR100883960B1 KR 100883960 B1 KR100883960 B1 KR 100883960B1 KR 1020070098641 A KR1020070098641 A KR 1020070098641A KR 20070098641 A KR20070098641 A KR 20070098641A KR 100883960 B1 KR100883960 B1 KR 100883960B1
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- Prior art keywords
- acid
- copper
- etchant
- weight
- etching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000010949 copper Substances 0.000 title claims abstract description 30
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 22
- 229910000881 Cu alloy Inorganic materials 0.000 title claims abstract description 15
- 238000005530 etching Methods 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 26
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052751 metal Inorganic materials 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 15
- 239000004094 surface-active agent Substances 0.000 claims abstract description 14
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000011737 fluorine Substances 0.000 claims abstract description 12
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 12
- 150000007524 organic acids Chemical class 0.000 claims abstract description 11
- 239000002738 chelating agent Substances 0.000 claims abstract description 9
- 150000001413 amino acids Chemical class 0.000 claims abstract description 8
- 150000002221 fluorine Chemical class 0.000 claims abstract description 5
- 235000005985 organic acids Nutrition 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims abstract description 3
- 150000001735 carboxylic acids Chemical class 0.000 claims abstract 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 12
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 11
- 239000011733 molybdenum Substances 0.000 claims description 11
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 claims description 8
- 235000001014 amino acid Nutrition 0.000 claims description 7
- 229940024606 amino acid Drugs 0.000 claims description 7
- 239000010936 titanium Substances 0.000 claims description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 6
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 6
- RGHNJXZEOKUKBD-UHFFFAOYSA-N D-gluconic acid Natural products OCC(O)C(O)C(O)C(O)C(O)=O RGHNJXZEOKUKBD-UHFFFAOYSA-N 0.000 claims description 5
- RGHNJXZEOKUKBD-SQOUGZDYSA-N Gluconic acid Natural products OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 claims description 5
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 5
- 239000000174 gluconic acid Substances 0.000 claims description 5
- 235000012208 gluconic acid Nutrition 0.000 claims description 5
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 claims description 4
- 239000004471 Glycine Substances 0.000 claims description 4
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 claims description 4
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 3
- WHUUTDBJXJRKMK-UHFFFAOYSA-N Glutamic acid Natural products OC(=O)C(N)CCC(O)=O WHUUTDBJXJRKMK-UHFFFAOYSA-N 0.000 claims description 3
- QPCDCPDFJACHGM-UHFFFAOYSA-N N,N-bis{2-[bis(carboxymethyl)amino]ethyl}glycine Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(=O)O)CCN(CC(O)=O)CC(O)=O QPCDCPDFJACHGM-UHFFFAOYSA-N 0.000 claims description 3
- YDONNITUKPKTIG-UHFFFAOYSA-N [Nitrilotris(methylene)]trisphosphonic acid Chemical compound OP(O)(=O)CN(CP(O)(O)=O)CP(O)(O)=O YDONNITUKPKTIG-UHFFFAOYSA-N 0.000 claims description 3
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims description 3
- DUYCTCQXNHFCSJ-UHFFFAOYSA-N dtpmp Chemical compound OP(=O)(O)CN(CP(O)(O)=O)CCN(CP(O)(=O)O)CCN(CP(O)(O)=O)CP(O)(O)=O DUYCTCQXNHFCSJ-UHFFFAOYSA-N 0.000 claims description 3
- 235000013922 glutamic acid Nutrition 0.000 claims description 3
- 239000004220 glutamic acid Substances 0.000 claims description 3
- DLGAUVSRZXNATA-DHYYHALDSA-N (2s,3s)-2-amino-3-methylpentanoic acid;(2s)-pyrrolidine-2-carboxylic acid Chemical compound OC(=O)[C@@H]1CCCN1.CC[C@H](C)[C@H](N)C(O)=O DLGAUVSRZXNATA-DHYYHALDSA-N 0.000 claims description 2
- 239000004475 Arginine Substances 0.000 claims description 2
- 229940120146 EDTMP Drugs 0.000 claims description 2
- DBVJJBKOTRCVKF-UHFFFAOYSA-N Etidronic acid Chemical compound OP(=O)(O)C(O)(C)P(O)(O)=O DBVJJBKOTRCVKF-UHFFFAOYSA-N 0.000 claims description 2
- ODKSFYDXXFIFQN-BYPYZUCNSA-P L-argininium(2+) Chemical compound NC(=[NH2+])NCCC[C@H]([NH3+])C(O)=O ODKSFYDXXFIFQN-BYPYZUCNSA-P 0.000 claims description 2
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 claims description 2
- ZDXPYRJPNDTMRX-VKHMYHEASA-N L-glutamine Chemical compound OC(=O)[C@@H](N)CCC(N)=O ZDXPYRJPNDTMRX-VKHMYHEASA-N 0.000 claims description 2
- OUYCCCASQSFEME-QMMMGPOBSA-N L-tyrosine Chemical compound OC(=O)[C@@H](N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-QMMMGPOBSA-N 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- ODKSFYDXXFIFQN-UHFFFAOYSA-N arginine Natural products OC(=O)C(N)CCCNC(N)=N ODKSFYDXXFIFQN-UHFFFAOYSA-N 0.000 claims description 2
- NFDRPXJGHKJRLJ-UHFFFAOYSA-N edtmp Chemical compound OP(O)(=O)CN(CP(O)(O)=O)CCN(CP(O)(O)=O)CP(O)(O)=O NFDRPXJGHKJRLJ-UHFFFAOYSA-N 0.000 claims description 2
- ZDXPYRJPNDTMRX-UHFFFAOYSA-N glutamine Natural products OC(=O)C(N)CCC(N)=O ZDXPYRJPNDTMRX-UHFFFAOYSA-N 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 235000006408 oxalic acid Nutrition 0.000 claims description 2
- 239000001384 succinic acid Substances 0.000 claims description 2
- OUYCCCASQSFEME-UHFFFAOYSA-N tyrosine Natural products OC(=O)C(N)CC1=CC=C(O)C=C1 OUYCCCASQSFEME-UHFFFAOYSA-N 0.000 claims description 2
- 150000002222 fluorine compounds Chemical class 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 5
- 239000003795 chemical substances by application Substances 0.000 abstract description 3
- 229910044991 metal oxide Inorganic materials 0.000 abstract description 3
- 150000004706 metal oxides Chemical class 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract description 2
- 150000002739 metals Chemical class 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 description 13
- 239000011521 glass Substances 0.000 description 11
- 229920002120 photoresistant polymer Polymers 0.000 description 11
- 150000003839 salts Chemical class 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 239000002253 acid Substances 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 230000018109 developmental process Effects 0.000 description 4
- 229910021645 metal ion Inorganic materials 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 229920003986 novolac Polymers 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 230000007261 regionalization Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- -1 amino compound Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002981 blocking agent Substances 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000000445 field-emission scanning electron microscopy Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 150000004673 fluoride salts Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- MGFYIUFZLHCRTH-UHFFFAOYSA-N nitrilotriacetic acid Chemical compound OC(=O)CN(CC(O)=O)CC(O)=O MGFYIUFZLHCRTH-UHFFFAOYSA-N 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 150000002830 nitrogen compounds Chemical class 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229960003330 pentetic acid Drugs 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- CHKVPAROMQMJNQ-UHFFFAOYSA-M potassium bisulfate Chemical compound [K+].OS([O-])(=O)=O CHKVPAROMQMJNQ-UHFFFAOYSA-M 0.000 description 1
- 229910000343 potassium bisulfate Inorganic materials 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 150000003536 tetrazoles Chemical class 0.000 description 1
- 150000003852 triazoles Chemical class 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- 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
- C23F1/18—Acidic compositions for etching copper or alloys thereof
-
- 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
-
- 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
- C23F1/26—Acidic compositions for etching refractory metals
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- ing And Chemical Polishing (AREA)
- Weting (AREA)
Abstract
Description
PR | RPM | EOP | S/B | H/B | Develop |
노볼락(Posi.) | 1500rpm /10sec | 5.6mJ /sec | 110℃ /120sec | 110℃ /120sec | TMAH2.38w% /60sec |
구 분 | 조 성(중량부) H2O2/유기산(글루콘산)/KF/NTA/Novec 4300 | 물 성 | ||||
CD로스 | 테이퍼 | 패턴 직진성 | 잔사 | |||
실 시 예 | 1 | 22/3/1/0.01/0.05 | ◎ | O | ◎ | ◎ |
2 | 22/3/1/0.05/0.05 | O | ◎ | △ | △ | |
3 | 23/4/1.5/0.03/0.1 | O | ◎ | ◎ | ◎ | |
4 | 23/4/1.5/0.05/0.07 | O | O | ◎ | O | |
5 | 25/5/1.5/0.05/0.05 | O | △ | ◎ | O | |
6 | 25/3/1.8/0.01/0.05 | ◎ | ◎ | O | O | |
7 | 25/3/1.8/0.05/0.1 | ◎ | △ | △ | ◎ | |
8 | 23/2/2/0.05/0.1 | △ | ◎ | △ | ◎ | |
9 | 20/2/1.5/0.05/0.07 | O | O | △ | O | |
10 | 20/2/1/0.05/0.07 | O | △ | O | ◎ |
구 분 | 조 성(중량부) H2O2/아미노산(글리신)/KF/NTA/Novec 4300 | 물 성 | ||||
CD로스 | 테이퍼 | 패턴 직진성 | 잔사 | |||
실 시 예 | 11 | 24/1/1/0.02/0.05 | ◎ | ◎ | ◎ | O |
12 | 24/2/1/0.05/0.05 | O | ◎ | ◎ | △ | |
13 | 25/2/1.5/0.03/0.1 | O | ◎ | △ | ◎ | |
14 | 25/2/1.7/0.05/0.07 | O | ◎ | ◎ | O | |
15 | 23/2/1/0.03/0.05 | O | ◎ | △ | O | |
16 | 23/2/1.5/0.05/0.05 | ◎ | O | △ | O | |
17 | 25/3/1.8/0.02/0.1 | ◎ | △ | O | ◎ | |
18 | 22/1/1.5/0.05/0.1 | △ | ◎ | △ | ◎ | |
19 | 20/2/1.5/0.03/0.07 | ◎ | O | ◎ | O | |
20 | 20/1.5/1/0.03/0.07 | O | O | O | ◎ |
Claims (9)
- 과산화수소 15~40w%, 카르복시산과 아미노산으로 이루어지는 군에서 선택되는 하나 이상의 유기산 1~20w%, 황산염 또는 불소염 1~5w%, 킬레이트제 0.01~3w%, 불소계 계면활성제 0.0001~1w%와 물 잔량으로 이루어지는 구리 또는 구리 합금 막 에칭제.
- 제1항에 있어서, 상기 에칭제는 구리 또는 구리 합금 막과 타 금속 막으로 된 이중막 또는 이들이 교대로 적층된 3층 이상의 다중막을 동시에 식각할 수 있는 에칭제.
- 제2항에 있어서, 상기 타 금속은 바람직하게는 티타늄, 몰리브덴 또는 이들의 합금인 에칭제.
- 제3항에 있어서, 상기 과산화수소 20~25w%, 상기 유기산 1~5w%, 상기 황산염 또는 불소염 1~2w%, 상기 킬레이트제 0.01~0.05w%, 상기 불소계 계면활성제 0.05~0.1w%와 탈이온수 잔여량으로 이루어지는 에칭제.
- 제4항에 있어서, 상기 카르복시산은 초산(C2H4O2), 옥살산(C2H2O4), 글리콜 산(C2H4O3), 글루탐산(C5H9NO4), 부탄산(C4H8O2), 말론산(C3H4O4), 글루콘산(C6H12O7) 또는 숙신산(C4H6O4)인 에칭제
- 제4항에 있어서, 상기 아미노산은 글루탐산, 글루타민, 글리신, 이소류신 프롤린, 티로신 또는 아르기닌인 에칭제
- 제4항에 있어서, 상기 황산염이 KHSO4, KAl(SO4)2, 2KHSO4 또는 K2SO4이고 상기 불소염이 KF, NaF 또는 CaF인 에칭제
- 제4항에 있어서, 상기 킬레이트제는 NTA, EDTA, DTPA, ATMP, HEDP, EDTMP 또는 DTPMP인 에칭제
- 제4항에 있어서, 상기 불소계 계면활성제는 RfCH2CH2SCH2CH2CO2Li, (RfCH2CH2O)P(O)(ONH4)2, (RfCH2CH2O)2P(O)(ONH4), RfCH2CH2O(CH2CH2O)yH, RfCH2CH2SO3X, RfCH2CH2NHSO3X인 또는 이들의 혼합물(상기식에서 y는 8 내지 15의 정수이고, X는 H 또는 NH4이고, Rf는 F(CF2CF2)z이고, 다시 z는 3 내지 8의 정수이다.)인 에칭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070098641A KR100883960B1 (ko) | 2007-10-01 | 2007-10-01 | 구리 또는 구리 합금 막의 에칭제 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020070098641A KR100883960B1 (ko) | 2007-10-01 | 2007-10-01 | 구리 또는 구리 합금 막의 에칭제 |
Publications (1)
Publication Number | Publication Date |
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KR100883960B1 true KR100883960B1 (ko) | 2009-02-17 |
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KR1020070098641A Expired - Fee Related KR100883960B1 (ko) | 2007-10-01 | 2007-10-01 | 구리 또는 구리 합금 막의 에칭제 |
Country Status (1)
Country | Link |
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KR (1) | KR100883960B1 (ko) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011028037A3 (en) * | 2009-09-07 | 2011-07-07 | Techno Semichem Co., Ltd. | Etchant for thin film transistor-liquid crystal display |
KR101108985B1 (ko) * | 2009-05-25 | 2012-01-31 | 주식회사 이엔에프테크놀로지 | 안정성이 향상된 과산화수소 약액의 제조방법 |
KR20140078924A (ko) * | 2012-12-18 | 2014-06-26 | 주식회사 동진쎄미켐 | 금속막 식각액 조성물 및 이를 이용한 식각 방법 |
KR20140086656A (ko) * | 2012-12-28 | 2014-07-08 | 동우 화인켐 주식회사 | 구리계 금속막의 식각액 조성물 및 이를 이용한 액정표시장치용 어레이 기판의 제조방법 |
KR20140086655A (ko) * | 2012-12-28 | 2014-07-08 | 동우 화인켐 주식회사 | 구리계 금속막의 식각액 조성물 및 이를 이용한 액정표시장치용 어레이 기판의 제조방법 |
KR101621549B1 (ko) | 2009-11-18 | 2016-05-16 | 동우 화인켐 주식회사 | 액정표시장치용 어레이 기판의 제조 방법 |
CN113087403A (zh) * | 2021-03-31 | 2021-07-09 | 佛山犀马精细化工有限公司 | 一种具有抗指纹印及抗刮耐磨的玻璃基材蚀刻效果成型工艺 |
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KR100321021B1 (ko) | 1999-07-09 | 2002-03-13 | 이형도 | 질소 및 규소화합물을 기초로한 인쇄회로기판용 화성피막조성물 |
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KR100321021B1 (ko) | 1999-07-09 | 2002-03-13 | 이형도 | 질소 및 규소화합물을 기초로한 인쇄회로기판용 화성피막조성물 |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101108985B1 (ko) * | 2009-05-25 | 2012-01-31 | 주식회사 이엔에프테크놀로지 | 안정성이 향상된 과산화수소 약액의 제조방법 |
WO2011028037A3 (en) * | 2009-09-07 | 2011-07-07 | Techno Semichem Co., Ltd. | Etchant for thin film transistor-liquid crystal display |
KR101621549B1 (ko) | 2009-11-18 | 2016-05-16 | 동우 화인켐 주식회사 | 액정표시장치용 어레이 기판의 제조 방법 |
KR20140078924A (ko) * | 2012-12-18 | 2014-06-26 | 주식회사 동진쎄미켐 | 금속막 식각액 조성물 및 이를 이용한 식각 방법 |
WO2014098392A1 (ko) * | 2012-12-18 | 2014-06-26 | 주식회사 동진쎄미켐 | 금속막 식각액 조성물 및 이를 이용한 식각 방법 |
KR102048022B1 (ko) * | 2012-12-18 | 2019-12-02 | 주식회사 동진쎄미켐 | 금속막 식각액 조성물 및 이를 이용한 식각 방법 |
KR20140086656A (ko) * | 2012-12-28 | 2014-07-08 | 동우 화인켐 주식회사 | 구리계 금속막의 식각액 조성물 및 이를 이용한 액정표시장치용 어레이 기판의 제조방법 |
KR20140086655A (ko) * | 2012-12-28 | 2014-07-08 | 동우 화인켐 주식회사 | 구리계 금속막의 식각액 조성물 및 이를 이용한 액정표시장치용 어레이 기판의 제조방법 |
KR101933529B1 (ko) * | 2012-12-28 | 2019-03-15 | 동우 화인켐 주식회사 | 구리계 금속막의 식각액 조성물 및 이를 이용한 액정표시장치용 어레이 기판의 제조방법 |
KR101933528B1 (ko) * | 2012-12-28 | 2019-03-15 | 동우 화인켐 주식회사 | 구리계 금속막의 식각액 조성물 및 이를 이용한 액정표시장치용 어레이 기판의 제조방법 |
CN113087403A (zh) * | 2021-03-31 | 2021-07-09 | 佛山犀马精细化工有限公司 | 一种具有抗指纹印及抗刮耐磨的玻璃基材蚀刻效果成型工艺 |
CN113087403B (zh) * | 2021-03-31 | 2023-07-21 | 佛山犀马精细化工有限公司 | 一种具有抗指纹印及抗刮耐磨的玻璃基材蚀刻效果成型工艺 |
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