KR0177279B1 - 웨이퍼의 평활도를 유지하면서 웨이퍼기판의 금속오염물을 세척하는 방법 - Google Patents
웨이퍼의 평활도를 유지하면서 웨이퍼기판의 금속오염물을 세척하는 방법 Download PDFInfo
- Publication number
- KR0177279B1 KR0177279B1 KR1019950014782A KR19950014782A KR0177279B1 KR 0177279 B1 KR0177279 B1 KR 0177279B1 KR 1019950014782 A KR1019950014782 A KR 1019950014782A KR 19950014782 A KR19950014782 A KR 19950014782A KR 0177279 B1 KR0177279 B1 KR 0177279B1
- Authority
- KR
- South Korea
- Prior art keywords
- amphoteric surfactant
- ammonium hydroxide
- substrate
- alkyl
- wafer
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 38
- 239000002184 metal Substances 0.000 title claims abstract description 38
- 238000004140 cleaning Methods 0.000 title claims abstract description 32
- 239000000758 substrate Substances 0.000 title claims abstract description 20
- 238000011109 contamination Methods 0.000 title abstract description 7
- 239000000203 mixture Substances 0.000 claims abstract description 46
- 239000002280 amphoteric surfactant Substances 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 16
- 239000003960 organic solvent Substances 0.000 claims abstract description 8
- JDSQBDGCMUXRBM-UHFFFAOYSA-N 2-[2-(2-butoxypropoxy)propoxy]propan-1-ol Chemical compound CCCCOC(C)COC(C)COC(C)CO JDSQBDGCMUXRBM-UHFFFAOYSA-N 0.000 claims abstract description 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 41
- 125000000217 alkyl group Chemical group 0.000 claims description 26
- -1 fluoroalkyl sulfonates Chemical class 0.000 claims description 20
- KWIUHFFTVRNATP-UHFFFAOYSA-N glycine betaine Chemical group C[N+](C)(C)CC([O-])=O KWIUHFFTVRNATP-UHFFFAOYSA-N 0.000 claims description 16
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 14
- 239000000908 ammonium hydroxide Substances 0.000 claims description 14
- 239000002253 acid Substances 0.000 claims description 12
- 239000000356 contaminant Substances 0.000 claims description 12
- 229960003237 betaine Drugs 0.000 claims description 11
- 238000005406 washing Methods 0.000 claims description 10
- 239000002738 chelating agent Substances 0.000 claims description 7
- 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 6
- 150000001412 amines Chemical class 0.000 claims description 6
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- 239000000463 material Substances 0.000 claims description 5
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- KIZQNNOULOCVDM-UHFFFAOYSA-M 2-hydroxyethyl(trimethyl)azanium;hydroxide Chemical compound [OH-].C[N+](C)(C)CCO KIZQNNOULOCVDM-UHFFFAOYSA-M 0.000 claims description 4
- ZRALSGWEFCBTJO-UHFFFAOYSA-N Guanidine Chemical compound NC(N)=N ZRALSGWEFCBTJO-UHFFFAOYSA-N 0.000 claims description 4
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- 239000004094 surface-active agent Substances 0.000 claims description 4
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- PSBDWGZCVUAZQS-UHFFFAOYSA-N (dimethylsulfonio)acetate Chemical compound C[S+](C)CC([O-])=O PSBDWGZCVUAZQS-UHFFFAOYSA-N 0.000 claims description 3
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- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 claims description 3
- MRUAUOIMASANKQ-UHFFFAOYSA-N cocamidopropyl betaine Chemical group CCCCCCCCCCCC(=O)NCCC[N+](C)(C)CC([O-])=O MRUAUOIMASANKQ-UHFFFAOYSA-N 0.000 claims description 3
- 238000004377 microelectronic Methods 0.000 claims description 3
- CHJJGSNFBQVOTG-UHFFFAOYSA-N N-methyl-guanidine Natural products CNC(N)=N CHJJGSNFBQVOTG-UHFFFAOYSA-N 0.000 claims description 2
- 125000004183 alkoxy alkyl group Chemical group 0.000 claims description 2
- SWSQBOPZIKWTGO-UHFFFAOYSA-N dimethylaminoamidine Natural products CN(C)C(N)=N SWSQBOPZIKWTGO-UHFFFAOYSA-N 0.000 claims description 2
- LTHCSWBWNVGEFE-UHFFFAOYSA-N octanamide Chemical compound CCCCCCCC(N)=O LTHCSWBWNVGEFE-UHFFFAOYSA-N 0.000 claims description 2
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- 125000005207 tetraalkylammonium group Chemical group 0.000 claims 4
- AFUVVKJDMSSUPM-UHFFFAOYSA-L tetraethylazanium;tetramethylazanium;dihydroxide Chemical compound [OH-].[OH-].C[N+](C)(C)C.CC[N+](CC)(CC)CC AFUVVKJDMSSUPM-UHFFFAOYSA-L 0.000 claims 2
- LYDBFXFBFFYTDK-UHFFFAOYSA-N 2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetic acid;propane-1,2-diol Chemical compound CC(O)CO.OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O LYDBFXFBFFYTDK-UHFFFAOYSA-N 0.000 claims 1
- 230000001476 alcoholic effect Effects 0.000 claims 1
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- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims 1
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- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 description 16
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- 125000001453 quaternary ammonium group Chemical group 0.000 description 4
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- 101000580353 Rhea americana Rheacalcin-1 Proteins 0.000 description 3
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- 238000001228 spectrum Methods 0.000 description 3
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 2
- URDCARMUOSMFFI-UHFFFAOYSA-N 2-[2-[bis(carboxymethyl)amino]ethyl-(2-hydroxyethyl)amino]acetic acid Chemical compound OCCN(CC(O)=O)CCN(CC(O)=O)CC(O)=O URDCARMUOSMFFI-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- RGHNJXZEOKUKBD-SQOUGZDYSA-N D-gluconic acid Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 description 2
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- 125000003545 alkoxy group Chemical group 0.000 description 2
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- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
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- 238000009991 scouring Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 150000005622 tetraalkylammonium hydroxides Chemical class 0.000 description 1
- 229940073455 tetraethylammonium hydroxide Drugs 0.000 description 1
- LRGJRHZIDJQFCL-UHFFFAOYSA-M tetraethylazanium;hydroxide Chemical compound [OH-].CC[N+](CC)(CC)CC LRGJRHZIDJQFCL-UHFFFAOYSA-M 0.000 description 1
- LPSKDVINWQNWFE-UHFFFAOYSA-M tetrapropylazanium;hydroxide Chemical compound [OH-].CCC[N+](CCC)(CCC)CCC LPSKDVINWQNWFE-UHFFFAOYSA-M 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- HPWUYZIJILJHNG-UHFFFAOYSA-M tributyl(2-hydroxyethyl)azanium;hydroxide Chemical compound [OH-].CCCC[N+](CCO)(CCCC)CCCC HPWUYZIJILJHNG-UHFFFAOYSA-M 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
- GRNRCQKEBXQLAA-UHFFFAOYSA-M triethyl(2-hydroxyethyl)azanium;hydroxide Chemical compound [OH-].CC[N+](CC)(CC)CCO GRNRCQKEBXQLAA-UHFFFAOYSA-M 0.000 description 1
- JAJRRCSBKZOLPA-UHFFFAOYSA-M triethyl(methyl)azanium;hydroxide Chemical compound [OH-].CC[N+](C)(CC)CC JAJRRCSBKZOLPA-UHFFFAOYSA-M 0.000 description 1
- IJGSGCGKAAXRSC-UHFFFAOYSA-M tris(2-hydroxyethyl)-methylazanium;hydroxide Chemical compound [OH-].OCC[N+](C)(CCO)CCO IJGSGCGKAAXRSC-UHFFFAOYSA-M 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- 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
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
-
- 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
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/43—Solvents
-
- 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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/88—Ampholytes; Electroneutral compounds
-
- 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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/88—Ampholytes; Electroneutral compounds
- C11D1/90—Betaines
-
- 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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/88—Ampholytes; Electroneutral compounds
- C11D1/92—Sulfobetaines ; Sulfitobetaines
-
- 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
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/26—Organic compounds containing nitrogen
-
- 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
- H01L21/02041—Cleaning
- H01L21/02057—Cleaning during device manufacture
- H01L21/0206—Cleaning during device manufacture during, before or after processing of insulating layers
- H01L21/02063—Cleaning during device manufacture during, before or after processing of insulating layers the processing being the formation of vias or contact holes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Cleaning Or Drying Semiconductors (AREA)
- Detergent Compositions (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
Description
Claims (15)
- 수성, 금속 이온 없는 기재 및 양쪽성 계면활성제로 구성된 알칼리성 세척 조성물로 웨이퍼 표면을 세척하기에 충분한 온도와 시간으로 웨이퍼 표면을 접촉시키는 것으로 구성되는, 웨이퍼의 평활도를 유지하면서 금속 오염물을 제거하기 위 마이크로일렉트로닉스 웨이퍼 표면을 세척하는 방법.
- 제1항에 있어서, 알칼리성 세척용액은 0.05내지 10중량%의 금속이온없는 기재와 0.001 내지 10중량%의 양쪽성 계면활성제로 구성되는 것을 특징으로하는 방법.
- 제1항 또는 제2항에 있어서, 금속 이온 없는 기재는 수산화 암모늄 또는 알킬 그룹이 비치환되거나 히드록시 또는 알콜시라디칼로 치환된 알킬그룹인 테트라알킬 암모늄의 수산화물 및 이들의 혼합물로 구성된 그룹에서 선택된 것임을 특징으로 하는 방법.
- 제3항에 있어서,금속 이온 없는 기재는 테트라메틸 암모늄 히드록사이드 테트라에틸암모늄 히드록사이드, 트리메틸 -2- 히드록시에틸 암모늄 히드록사이드, 수산화암모늄 및 이들의 혼합물로 구성된 그룹에서 선택된 것임을 특징으로 하는 방법.
- 제1항 또는 제2항에 있어서, 금속 이온 없는 기재는 알칸올아민 또는 구아니딘 인 것을 특징으로 하는 방법.
- 제1항 또는 제2항에 있어서, 양쪽성 계면활성제는 베타인, 슬포베타인, 아미노카르복실산유도체, 이미노이가산, 아민옥사이드, 플루오로알킬 슬포네이트 및 불소화된 알킬 양쪽성물질, 및 이들의 혼합물로 구성된 그룹에서 선택된 것임을 특징으로 하는 방법.
- 제 6항에 있어서, 양쪽성 계면활성제는 알킬 베타인, 아미도알킬 베타인, 알킬 술포베타인, 암포글리시네이트, 암포디글리시네이트, 암포디프로피오네이트 알콕시 알킬 이미노이가산, 알킬 아민옥사이드, 알킬아미도 알킬아민 옥사이드 및 불소화된 알킬 양쪽성 물질로 구성된 그룹에서 선택된 것임을 특징으로 하는 방법.
- 제7항에 있어서, 양쪽성 계면활성제는 코코아미도 프로필 베타인, 코코아미도프로필 디메틸 베타인, 코코아미도프로필 히드록시 술타인, 카프릴로암포디프로피오네이트, 코코아미도 디프로피오네이트, 코코암포프로피오네이트, 코코암포히드록시에틸 디프로피오네이트 코코아미도프로필아민 옥사이드 및 코코아민 옥사이드 및 불소화된 알킬 양쪽성 물질로 구성된 그룹에서 선택된 것임을 특징으로 하는 방법.
- 제 8항에 있어서, 양쪽성 계면활성제는 카프릴로암포디프로피오네이트 및 코코암포히드록시에틸프로피오네이트로 구성된 그룹에서 선택된 것임을 특징으로 하는 방법.
- 제1항 또는 제2항에 있어서, 알칼리성 세척 용액은 5중량% 이하의 금속킬레이트제 및 5중량% 이하의 프로필렌 글리콜 에테르 유기용매로 더 구성되는 것을 특징으로 하는 방법.
- 제10항에 있어서, 금속 이온 없는 기재는 수산화암모늄 및 테트라알킬암모늄의 수산화물로 구성되고, 양쪽성 계면활성제는 코코암포히드록시에틸 프로네이트로 구성되고 금속킬레이트제는 에틸렌디아민테트라아세트산으로 구성되며 프로필렌 글리콜 에테르 유기용매는 n-부록시 프로판올로 구성되는 것을 특징으로 하는 방법.
- 0.05내지 25 중량%의 수성, 금속 이온 없는 기재, 0.001내지 10중량%의 양쪽성 계면활성제, 0.05내지 5중량%의 금속킬레이트제 및 0.05내지 5중량%의 프로필렌 글리콜 에테르 뮤기용매로 구성되는 웨이퍼의 평활도를 유지하면서 마이크로일렉트로닉스 웨이퍼 표면을 세척하기 위한 과산화수소가 없는 알칼리성 세척용액.
- 제12항에 있어서, 금속이온없는 기재는 수산화 암모늄 또는 알킬 그룹이 비치환되거나 히드록시 또는 알콕시라디칼로 치환된 알킬그룹인 테트라알킬 암모늄의 수산화물 및 이들의 혼합물로 구성된 그룹에서 선택된 것이고 양쪽성 계면활성제는 베타인, 슬포베타인, 아미노 카르복실산 유도체,이미노이가산,아민옥사이드,플루오로알킬 슬포네이트 및 불소화된 알킬 양쪽성물질, 및 이들의 혼합물로 구성된 그룹에서 선택돤 것임을 특징으로 하는 방법.
- 제13항에 있어서, 금속 이온 없는 기재는 테트라메틸 암모늄 히드록사이드 테트라에틸암모늄 히드록사이드, 트리메틸 -2- 히드록시에틸 암모늄 히드록사이드, 수산화암모늄 및 이들의 혼합물로 구성된 그룹에서 선택된 것이고 양쪽성 계면활성제는 코코아미도 프로필 베타인,코코아미도프로필 디메틸 베타인,코코아미도프로필 히드록시 술타인,카프릴로암포디프로피오네이트,코코아미도 디프로피오네이트,코코암포프로피오네이트,코코암포히드록시에틸 디프로피오네이트 코코아미도프롤필아민 옥사이드 및 코코아민 옥사이드 및 불소화된 알킬 양쪽성 물질로 구성된 그룹에서 선택된 것임을 특징으로 하는 방법.
- 제13항에 있어서, 금속 이온 없는 기재는 수산화암모늄 및 테트라알킬암모늄의 수산화물로 구성되고,양쪽성 계면활성제는 코코암포히드록시에틸 프로피오네이트로 구성되고 금속킬레이트제는 에틸렌디아민테트라아세트산으로 구성되며 프로필렌 글리콜 에테르 유기용매는 n-부톡시 프로판올로 구성되는 것을 특징으로 하는 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/264,858 US5498293A (en) | 1994-06-23 | 1994-06-23 | Cleaning wafer substrates of metal contamination while maintaining wafer smoothness |
US8/264,858 | 1994-06-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960002614A KR960002614A (ko) | 1996-01-26 |
KR0177279B1 true KR0177279B1 (ko) | 1999-04-15 |
Family
ID=23007910
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1019950014782A KR0177279B1 (ko) | 1994-06-23 | 1995-06-05 | 웨이퍼의 평활도를 유지하면서 웨이퍼기판의 금속오염물을 세척하는 방법 |
Country Status (11)
Country | Link |
---|---|
US (1) | US5498293A (ko) |
EP (1) | EP0690483B1 (ko) |
JP (1) | JP2670989B2 (ko) |
KR (1) | KR0177279B1 (ko) |
AT (1) | ATE233431T1 (ko) |
CA (1) | CA2146680C (ko) |
DE (1) | DE69529705T2 (ko) |
ES (1) | ES2189814T3 (ko) |
IL (1) | IL113037A (ko) |
MY (1) | MY112614A (ko) |
TW (1) | TW311934B (ko) |
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-
1995
- 1995-03-15 TW TW084102446A patent/TW311934B/zh not_active IP Right Cessation
- 1995-03-19 IL IL11303795A patent/IL113037A/xx not_active IP Right Cessation
- 1995-04-07 MY MYPI95000900A patent/MY112614A/en unknown
- 1995-04-10 CA CA002146680A patent/CA2146680C/en not_active Expired - Fee Related
- 1995-06-05 KR KR1019950014782A patent/KR0177279B1/ko not_active IP Right Cessation
- 1995-06-22 AT AT95109723T patent/ATE233431T1/de not_active IP Right Cessation
- 1995-06-22 ES ES95109723T patent/ES2189814T3/es not_active Expired - Lifetime
- 1995-06-22 DE DE69529705T patent/DE69529705T2/de not_active Expired - Lifetime
- 1995-06-22 EP EP95109723A patent/EP0690483B1/en not_active Expired - Lifetime
- 1995-06-23 JP JP7181074A patent/JP2670989B2/ja not_active Expired - Lifetime
Cited By (1)
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KR100356987B1 (ko) * | 2000-01-22 | 2002-10-18 | 엘지.필립스 엘시디 주식회사 | 열경화성 수지 제거용 조성물 |
Also Published As
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TW311934B (ko) | 1997-08-01 |
ATE233431T1 (de) | 2003-03-15 |
DE69529705T2 (de) | 2004-01-15 |
EP0690483B1 (en) | 2003-02-26 |
JPH0817778A (ja) | 1996-01-19 |
EP0690483A2 (en) | 1996-01-03 |
CA2146680A1 (en) | 1995-12-24 |
JP2670989B2 (ja) | 1997-10-29 |
MY112614A (en) | 2001-07-31 |
ES2189814T3 (es) | 2003-07-16 |
KR960002614A (ko) | 1996-01-26 |
CA2146680C (en) | 2002-12-10 |
US5498293A (en) | 1996-03-12 |
IL113037A0 (en) | 1995-06-29 |
IL113037A (en) | 1999-06-20 |
DE69529705D1 (de) | 2003-04-03 |
EP0690483A3 (en) | 1998-09-09 |
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