KR100420100B1 - 알루미늄 에천트 조성물 - Google Patents
알루미늄 에천트 조성물 Download PDFInfo
- Publication number
- KR100420100B1 KR100420100B1 KR10-2001-0041782A KR20010041782A KR100420100B1 KR 100420100 B1 KR100420100 B1 KR 100420100B1 KR 20010041782 A KR20010041782 A KR 20010041782A KR 100420100 B1 KR100420100 B1 KR 100420100B1
- Authority
- KR
- South Korea
- Prior art keywords
- etchant composition
- mixed acid
- surfactant
- antifoaming agent
- ppm
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 29
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 28
- 239000004411 aluminium Substances 0.000 title 1
- 239000002253 acid Substances 0.000 claims abstract description 34
- 239000004094 surface-active agent Substances 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 25
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 23
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 14
- 239000011737 fluorine Substances 0.000 claims abstract description 14
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 10
- JHDXAQHGAJXNBY-UHFFFAOYSA-M 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctane-1-sulfonate;tetraethylazanium Chemical group CC[N+](CC)(CC)CC.[O-]S(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F JHDXAQHGAJXNBY-UHFFFAOYSA-M 0.000 claims description 5
- 229920005601 base polymer Polymers 0.000 claims description 4
- 229920001451 polypropylene glycol Polymers 0.000 claims description 4
- 238000005530 etching Methods 0.000 abstract description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 239000004065 semiconductor Substances 0.000 abstract description 8
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 9
- 238000004380 ashing Methods 0.000 description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 238000005187 foaming Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical group O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 3
- 229910017604 nitric acid Inorganic materials 0.000 description 3
- 238000001039 wet etching Methods 0.000 description 3
- 239000004604 Blowing Agent Substances 0.000 description 2
- 239000013530 defoamer Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003906 humectant Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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
- C23F1/20—Acidic compositions for etching aluminium or alloys thereof
-
- 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
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32133—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only
- H01L21/32134—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by liquid etching only
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Weting (AREA)
Abstract
Description
구 분(단위: mN/m) | 계면활성제 (ppm) | |||||||||
0 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | ||
소포제(ppm) | 0 | 59.59 | 32.93 | 30.82 | 28.44 | 27.14 | 25.79 | 24.32 | 23.69 | 23.27 |
50 | 59.68 | 32.98 | 30.95 | 28.45 | 27.32 | 26.07 | 24.36 | 23.54 | 23.17 | |
100 | 59.38 | 32.87 | 30.86 | 28.79 | 27.17 | 25.63 | 24.3 | 23.62 | 23.19 | |
150 | 59.59 | 33.11 | 30.73 | 28.63 | 27.56 | 25.86 | 24.45 | 23.37 | 23.16 | |
200 | 59.63 | 32.74 | 30.65 | 28.57 | 27.49 | 25.38 | 24.33 | 23.49 | 23.13 |
구 분(단위: sec) | 계면활성제 (ppm) | |||||||||
0 | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | ||
소포제(ppm) | 0 | 29 | 33 | 42 | 51 | 63 | 84 | 98 | 110 | 112 |
50 | 53 | 14 | 19 | 26 | 42 | 72 | 92 | 108 | 110 | |
100 | 80 | 15 | 16 | 28 | 34 | 40 | 68 | 75 | 80 | |
150 | 82 | 14 | 15 | 27 | 30 | 34 | 51 | 54 | 60 | |
200 | 80 | 14 | 15 | 29 | 31 | 35 | 50 | 56 | 60 |
구 분 | 계면활성제 (ppm) | ||
0 | 50 | 100 | |
플라즈마 애슁 | ◎ | ◎ | ◎ |
플라즈마 애슁 미실시 | × | ◎ | ◎ |
구 분 | Al Unetch 발생 | 얼룩 |
비교예 | Glass 당 2 ∼ 25개 | 얼룩 없음 |
실시예 | 발생없음 | 얼룩 없음 |
Claims (3)
- 혼산을 포함하는 알루미늄 에천트 조성물에 있어서,a) 40 내지 100 ppm 농도의 불소계 계면활성제; 및b) 40 내지 100 ppm 농도의 비실리콘계 소포제를 포함하는 것을 특징으로 하는 알루미늄 에천트 조성물.
- 제 1 항에 있어서,상기 a)의 불소계 계면활성제가 테트라에틸암모늄-퍼플루오로옥틸설포네이트인 것을 특징으로 하는 알루미늄 에천트 조성물.
- 제 1 항에 있어서,상기 b)의 비실리콘계 소포제가 폴리프로필렌 옥사이드 베이스 폴리머인 것을 특징으로 하는 알루미늄 에천트 조성물.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0041782A KR100420100B1 (ko) | 2001-07-12 | 2001-07-12 | 알루미늄 에천트 조성물 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0041782A KR100420100B1 (ko) | 2001-07-12 | 2001-07-12 | 알루미늄 에천트 조성물 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030008004A KR20030008004A (ko) | 2003-01-24 |
KR100420100B1 true KR100420100B1 (ko) | 2004-03-04 |
Family
ID=27714628
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2001-0041782A KR100420100B1 (ko) | 2001-07-12 | 2001-07-12 | 알루미늄 에천트 조성물 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100420100B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20180079923A (ko) * | 2017-01-03 | 2018-07-11 | 동우 화인켐 주식회사 | 식각액 조성물 및 이를 이용한 디스플레이 장치용 어레이 기판의 제조방법 |
CN110085455B (zh) * | 2019-03-20 | 2021-01-19 | 东莞东阳光科研发有限公司 | 提升低压腐蚀铝箔比容的方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4230522A (en) * | 1978-12-26 | 1980-10-28 | Rockwell International Corporation | PNAF Etchant for aluminum and silicon |
US4895617A (en) * | 1989-05-04 | 1990-01-23 | Olin Corporation | Etchant solution for photoresist-patterned metal layers |
WO1995001671A1 (de) * | 1993-06-29 | 1995-01-12 | Sican, Gesellschaft Für Silizium-Anwendungen Und Cad/Cat Niedersachsen Mbh | Monolithisch integrierbarer, abstimmbarer resonanzkreis und daraus gebildete schaltungsanordnungen |
KR950701671A (ko) * | 1992-05-16 | 1995-04-28 | 씨. 이. 비즐리 | 에칭조성물 |
KR100190280B1 (ko) * | 1996-05-31 | 1999-06-01 | 윤종용 | 알루미늄 에천트 조성물 |
KR100330582B1 (ko) * | 1999-09-22 | 2002-03-29 | 한의섭 | 알루미늄 금속막용 에칭 용액 |
-
2001
- 2001-07-12 KR KR10-2001-0041782A patent/KR100420100B1/ko active IP Right Grant
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4230522A (en) * | 1978-12-26 | 1980-10-28 | Rockwell International Corporation | PNAF Etchant for aluminum and silicon |
US4895617A (en) * | 1989-05-04 | 1990-01-23 | Olin Corporation | Etchant solution for photoresist-patterned metal layers |
KR950701671A (ko) * | 1992-05-16 | 1995-04-28 | 씨. 이. 비즐리 | 에칭조성물 |
WO1995001671A1 (de) * | 1993-06-29 | 1995-01-12 | Sican, Gesellschaft Für Silizium-Anwendungen Und Cad/Cat Niedersachsen Mbh | Monolithisch integrierbarer, abstimmbarer resonanzkreis und daraus gebildete schaltungsanordnungen |
KR100190280B1 (ko) * | 1996-05-31 | 1999-06-01 | 윤종용 | 알루미늄 에천트 조성물 |
KR100330582B1 (ko) * | 1999-09-22 | 2002-03-29 | 한의섭 | 알루미늄 금속막용 에칭 용액 |
Also Published As
Publication number | Publication date |
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KR20030008004A (ko) | 2003-01-24 |
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