JP7346532B2 - 高分子処理用工程液 - Google Patents
高分子処理用工程液 Download PDFInfo
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- JP7346532B2 JP7346532B2 JP2021200074A JP2021200074A JP7346532B2 JP 7346532 B2 JP7346532 B2 JP 7346532B2 JP 2021200074 A JP2021200074 A JP 2021200074A JP 2021200074 A JP2021200074 A JP 2021200074A JP 7346532 B2 JP7346532 B2 JP 7346532B2
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- thiol
- disulfide
- process liquid
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- 238000000034 method Methods 0.000 title claims description 51
- 239000007788 liquid Substances 0.000 title claims description 38
- 238000010094 polymer processing Methods 0.000 title claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 72
- 229920000642 polymer Polymers 0.000 claims description 52
- 239000000126 substance Substances 0.000 claims description 48
- 229910052717 sulfur Inorganic materials 0.000 claims description 29
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 28
- 239000011593 sulfur Substances 0.000 claims description 28
- 125000004432 carbon atom Chemical group C* 0.000 claims description 26
- 229910052731 fluorine Inorganic materials 0.000 claims description 26
- 239000002904 solvent Substances 0.000 claims description 26
- 239000011737 fluorine Substances 0.000 claims description 23
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 22
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 18
- 239000003880 polar aprotic solvent Substances 0.000 claims description 17
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 12
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 11
- 125000000217 alkyl group Chemical group 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Chemical compound C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 claims description 8
- 125000005210 alkyl ammonium group Chemical group 0.000 claims description 7
- 229910052736 halogen Inorganic materials 0.000 claims description 7
- 150000002367 halogens Chemical class 0.000 claims description 7
- BFLXFRNPNMTTAA-UHFFFAOYSA-N 3-Methyl-2-butanethiol Chemical compound CC(C)C(C)S BFLXFRNPNMTTAA-UHFFFAOYSA-N 0.000 claims description 6
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 claims description 6
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims description 6
- 125000003396 thiol group Chemical group [H]S* 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 claims description 4
- PMBXCGGQNSVESQ-UHFFFAOYSA-N 1-Hexanethiol Chemical compound CCCCCCS PMBXCGGQNSVESQ-UHFFFAOYSA-N 0.000 claims description 4
- IZXIZTKNFFYFOF-UHFFFAOYSA-N 2-Oxazolidone Chemical compound O=C1NCCO1 IZXIZTKNFFYFOF-UHFFFAOYSA-N 0.000 claims description 4
- ONJROLGQWMBXAP-UHFFFAOYSA-N 2-methyl-1-(2-methylpropyldisulfanyl)propane Chemical compound CC(C)CSSCC(C)C ONJROLGQWMBXAP-UHFFFAOYSA-N 0.000 claims description 4
- BDFAOUQQXJIZDG-UHFFFAOYSA-N 2-methylpropane-1-thiol Chemical compound CC(C)CS BDFAOUQQXJIZDG-UHFFFAOYSA-N 0.000 claims description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- CETBSQOFQKLHHZ-UHFFFAOYSA-N Diethyl disulfide Chemical compound CCSSCC CETBSQOFQKLHHZ-UHFFFAOYSA-N 0.000 claims description 4
- PUCHCUYBORIUSM-UHFFFAOYSA-N Methyl propyl disulfide Chemical compound CCCSSC PUCHCUYBORIUSM-UHFFFAOYSA-N 0.000 claims description 4
- 229910019142 PO4 Inorganic materials 0.000 claims description 4
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 4
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims description 4
- 125000003545 alkoxy group Chemical group 0.000 claims description 4
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 4
- UENWRTRMUIOCKN-UHFFFAOYSA-N benzyl thiol Chemical compound SCC1=CC=CC=C1 UENWRTRMUIOCKN-UHFFFAOYSA-N 0.000 claims description 4
- WQAQPCDUOCURKW-UHFFFAOYSA-N butanethiol Chemical compound CCCCS WQAQPCDUOCURKW-UHFFFAOYSA-N 0.000 claims description 4
- 239000004202 carbamide Substances 0.000 claims description 4
- ALVPFGSHPUPROW-UHFFFAOYSA-N dipropyl disulfide Chemical compound CCCSSCCC ALVPFGSHPUPROW-UHFFFAOYSA-N 0.000 claims description 4
- 125000001183 hydrocarbyl group Chemical group 0.000 claims description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 4
- 150000002576 ketones Chemical class 0.000 claims description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 4
- 239000010452 phosphate Substances 0.000 claims description 4
- 125000003367 polycyclic group Chemical group 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- SUVIGLJNEAMWEG-UHFFFAOYSA-N propane-1-thiol Chemical compound CCCS SUVIGLJNEAMWEG-UHFFFAOYSA-N 0.000 claims description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 3
- GUUVPOWQJOLRAS-UHFFFAOYSA-N Diphenyl disulfide Chemical compound C=1C=CC=CC=1SSC1=CC=CC=C1 GUUVPOWQJOLRAS-UHFFFAOYSA-N 0.000 claims description 3
- 150000001408 amides Chemical class 0.000 claims description 3
- 150000002825 nitriles Chemical class 0.000 claims description 3
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 claims description 3
- 150000003462 sulfoxides Chemical class 0.000 claims description 3
- 239000001930 (2R)-3-methylbutane-2-thiol Substances 0.000 claims description 2
- UIYKSYBJKIMANV-UHFFFAOYSA-N (4-tert-butylphenyl)methanethiol Chemical compound CC(C)(C)C1=CC=C(CS)C=C1 UIYKSYBJKIMANV-UHFFFAOYSA-N 0.000 claims description 2
- WGJCBBASTRWVJL-UHFFFAOYSA-N 1,3-thiazolidine-2-thione Chemical compound SC1=NCCS1 WGJCBBASTRWVJL-UHFFFAOYSA-N 0.000 claims description 2
- YSQZSPCQDXHJDJ-UHFFFAOYSA-N 1-(pentyldisulfanyl)pentane Chemical compound CCCCCSSCCCCC YSQZSPCQDXHJDJ-UHFFFAOYSA-N 0.000 claims description 2
- ZRKMQKLGEQPLNS-UHFFFAOYSA-N 1-Pentanethiol Chemical compound CCCCCS ZRKMQKLGEQPLNS-UHFFFAOYSA-N 0.000 claims description 2
- BKCNDTDWDGQHSD-UHFFFAOYSA-N 2-(tert-butyldisulfanyl)-2-methylpropane Chemical compound CC(C)(C)SSC(C)(C)C BKCNDTDWDGQHSD-UHFFFAOYSA-N 0.000 claims description 2
- ZFFTZDQKIXPDAF-UHFFFAOYSA-N 2-Furanmethanethiol Chemical compound SCC1=CC=CO1 ZFFTZDQKIXPDAF-UHFFFAOYSA-N 0.000 claims description 2
- FLFWJIBUZQARMD-UHFFFAOYSA-N 2-mercapto-1,3-benzoxazole Chemical compound C1=CC=C2OC(S)=NC2=C1 FLFWJIBUZQARMD-UHFFFAOYSA-N 0.000 claims description 2
- ZMRFRBHYXOQLDK-UHFFFAOYSA-N 2-phenylethanethiol Chemical compound SCCC1=CC=CC=C1 ZMRFRBHYXOQLDK-UHFFFAOYSA-N 0.000 claims description 2
- BCOLNMGFOWHFNI-UHFFFAOYSA-N 2-trimethylsilylethanethiol Chemical compound C[Si](C)(C)CCS BCOLNMGFOWHFNI-UHFFFAOYSA-N 0.000 claims description 2
- MPYGLNNTOXLWOB-UHFFFAOYSA-N 3-methyl-1-(3-methylbutyldisulfanyl)butane Chemical compound CC(C)CCSSCCC(C)C MPYGLNNTOXLWOB-UHFFFAOYSA-N 0.000 claims description 2
- UUEWCQRISZBELL-UHFFFAOYSA-N 3-trimethoxysilylpropane-1-thiol Chemical compound CO[Si](OC)(OC)CCCS UUEWCQRISZBELL-UHFFFAOYSA-N 0.000 claims description 2
- GDGIVSREGUOIJZ-UHFFFAOYSA-N 5-amino-3h-1,3,4-thiadiazole-2-thione Chemical compound NC1=NN=C(S)S1 GDGIVSREGUOIJZ-UHFFFAOYSA-N 0.000 claims description 2
- WVDYBOADDMMFIY-UHFFFAOYSA-N Cyclopentanethiol Chemical compound SC1CCCC1 WVDYBOADDMMFIY-UHFFFAOYSA-N 0.000 claims description 2
- CUDSBWGCGSUXDB-UHFFFAOYSA-N Dibutyl disulfide Chemical compound CCCCSSCCCC CUDSBWGCGSUXDB-UHFFFAOYSA-N 0.000 claims description 2
- LZAZXBXPKRULLB-UHFFFAOYSA-N Diisopropyl disulfide Chemical compound CC(C)SSC(C)C LZAZXBXPKRULLB-UHFFFAOYSA-N 0.000 claims description 2
- VPIAKHNXCOTPAY-UHFFFAOYSA-N Heptane-1-thiol Chemical compound CCCCCCCS VPIAKHNXCOTPAY-UHFFFAOYSA-N 0.000 claims description 2
- 125000002723 alicyclic group Chemical group 0.000 claims description 2
- 125000002947 alkylene group Chemical group 0.000 claims description 2
- LEDIWWJKWAMGLD-UHFFFAOYSA-N bis(2-methylundecan-2-yl) disulfide Chemical compound CCCCCCCCCC(C)(C)SSC(C)(C)CCCCCCCCC LEDIWWJKWAMGLD-UHFFFAOYSA-N 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 2
- CMKBCTPCXZNQKX-UHFFFAOYSA-N cyclohexanethiol Chemical compound SC1CCCCC1 CMKBCTPCXZNQKX-UHFFFAOYSA-N 0.000 claims description 2
- VTXVGVNLYGSIAR-UHFFFAOYSA-N decane-1-thiol Chemical compound CCCCCCCCCCS VTXVGVNLYGSIAR-UHFFFAOYSA-N 0.000 claims description 2
- WNAHIZMDSQCWRP-UHFFFAOYSA-N dodecane-1-thiol Chemical compound CCCCCCCCCCCCS WNAHIZMDSQCWRP-UHFFFAOYSA-N 0.000 claims description 2
- GIJGXNFNUUFEGH-UHFFFAOYSA-N iso-Amyl mercaptan Natural products CC(C)CCS GIJGXNFNUUFEGH-UHFFFAOYSA-N 0.000 claims description 2
- 125000002950 monocyclic group Chemical group 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- KZCOBXFFBQJQHH-UHFFFAOYSA-N octane-1-thiol Chemical compound CCCCCCCCS KZCOBXFFBQJQHH-UHFFFAOYSA-N 0.000 claims description 2
- ZJLMKPKYJBQJNH-UHFFFAOYSA-N propane-1,3-dithiol Chemical compound SCCCS ZJLMKPKYJBQJNH-UHFFFAOYSA-N 0.000 claims description 2
- 125000001424 substituent group Chemical group 0.000 claims description 2
- WMXCDAVJEZZYLT-UHFFFAOYSA-N tert-butylthiol Chemical compound CC(C)(C)S WMXCDAVJEZZYLT-UHFFFAOYSA-N 0.000 claims description 2
- GXLDRTLCGVRNTA-UHFFFAOYSA-N trimethyl(2-methylsulfanylethyl)silane Chemical compound CSCC[Si](C)(C)C GXLDRTLCGVRNTA-UHFFFAOYSA-N 0.000 claims description 2
- GAYUSSOCODCSNF-UHFFFAOYSA-N 1-(dodecyldisulfanyl)dodecane Chemical compound CCCCCCCCCCCCSSCCCCCCCCCCCC GAYUSSOCODCSNF-UHFFFAOYSA-N 0.000 claims 1
- ZIMCZOLRXKPXLN-UHFFFAOYSA-N 2,2,4-trimethyl-4-(2,4,4-trimethylpentan-2-yldisulfanyl)pentane Chemical compound CC(C)(C)CC(C)(C)SSC(C)(C)CC(C)(C)C ZIMCZOLRXKPXLN-UHFFFAOYSA-N 0.000 claims 1
- IKYAJDOSWUATPI-UHFFFAOYSA-N 3-[dimethoxy(methyl)silyl]propane-1-thiol Chemical compound CO[Si](C)(OC)CCCS IKYAJDOSWUATPI-UHFFFAOYSA-N 0.000 claims 1
- 125000004705 ethylthio group Chemical group C(C)S* 0.000 claims 1
- PQDJYEQOELDLCP-UHFFFAOYSA-N trimethylsilane Chemical compound C[SiH](C)C PQDJYEQOELDLCP-UHFFFAOYSA-N 0.000 claims 1
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 18
- 229910052751 metal Inorganic materials 0.000 description 17
- 239000002184 metal Substances 0.000 description 17
- 238000011156 evaluation Methods 0.000 description 14
- 239000002998 adhesive polymer Substances 0.000 description 11
- 125000001931 aliphatic group Chemical group 0.000 description 8
- 125000004093 cyano group Chemical group *C#N 0.000 description 8
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- FPGGTKZVZWFYPV-UHFFFAOYSA-M tetrabutylammonium fluoride Chemical compound [F-].CCCC[N+](CCCC)(CCCC)CCCC FPGGTKZVZWFYPV-UHFFFAOYSA-M 0.000 description 8
- 229920002050 silicone resin Polymers 0.000 description 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- -1 polydimethylsiloxane Polymers 0.000 description 6
- 229920005573 silicon-containing polymer Polymers 0.000 description 6
- 239000001257 hydrogen Substances 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 4
- 229910052794 bromium Inorganic materials 0.000 description 4
- 239000000460 chlorine Substances 0.000 description 4
- 229910052801 chlorine Inorganic materials 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 4
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- 125000006676 (C1-C4) aliphatic hydrocarbon group Chemical group 0.000 description 2
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- YQGOWXYZDLJBFL-UHFFFAOYSA-N dimethoxysilane Chemical compound CO[SiH2]OC YQGOWXYZDLJBFL-UHFFFAOYSA-N 0.000 description 1
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- MBHINSULENHCMF-UHFFFAOYSA-N n,n-dimethylpropanamide Chemical compound CCC(=O)N(C)C MBHINSULENHCMF-UHFFFAOYSA-N 0.000 description 1
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- 229940049953 phenylacetate Drugs 0.000 description 1
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- 238000004987 plasma desorption mass spectroscopy Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- QLNJFJADRCOGBJ-UHFFFAOYSA-N propionamide Chemical compound CCC(N)=O QLNJFJADRCOGBJ-UHFFFAOYSA-N 0.000 description 1
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 1
- 229940090181 propyl acetate Drugs 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- DCKVNWZUADLDEH-UHFFFAOYSA-N sec-butyl acetate Chemical compound CCC(C)OC(C)=O DCKVNWZUADLDEH-UHFFFAOYSA-N 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 125000004434 sulfur atom Chemical group 0.000 description 1
- 150000003512 tertiary amines Chemical group 0.000 description 1
- HJBZFPLBRXFZNE-UHFFFAOYSA-M tetrabutylphosphanium fluoride hydrofluoride Chemical compound F.[F-].CCCC[P+](CCCC)(CCCC)CCCC HJBZFPLBRXFZNE-UHFFFAOYSA-M 0.000 description 1
- 238000001029 thermal curing Methods 0.000 description 1
- 150000003573 thiols Chemical class 0.000 description 1
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 description 1
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- 229930195735 unsaturated hydrocarbon Natural products 0.000 description 1
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Classifications
-
- 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
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/22—Organic compounds
- C11D7/36—Organic compounds containing phosphorus
-
- 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
- H01L21/02082—Cleaning product to be cleaned
- H01L21/0209—Cleaning of wafer backside
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
-
- 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
- C11D3/24—Organic compounds containing halogen
- C11D3/245—Organic compounds containing halogen containing fluorine
-
- 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
-
- 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
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Description
本発明の高分子処理用工程液は、極性非プロトン性溶媒、フッ素系化合物、および含硫黄化合物を含むことができ、その他、添加剤をさらに含むことができる。
本発明の高分子処理用工程液は、1種以上の極性非プロトン性溶媒を含み、必要に応じて2種以上の極性非プロトン性溶媒が共に使用可能であり、前記極性非プロトン性溶媒は、シリコーン高分子を膨張させ、フッ素系化合物と分解されたシリコーン高分子を溶解させる役割を果たす。
本発明の高分子処理用工程液は、1種以上のフッ素系化合物を含み、前記フッ素系化合物は、シリコーン高分子の環を切って分子量を減少させる役割を果たす。
本発明の高分子処理用工程液は、接着剤の下部に露出する金属膜質に対する損傷を減少させるために1種以上の含硫黄化合物を含み、前記含硫黄化合物は、チオール基(-SH)を含むことが好ましい。また、含硫黄化合物は、高分子処理用工程液の高分子除去性能は阻害することなく金属防食効果を提供することができる。
本発明の高分子処理用工程液の高分子除去性能を阻害しない範囲で前記成分のほかにこの分野にて通常使用される腐食防止剤、界面活性剤などの成分をさらに含むことができる。
下記表1および2に記載の成分および組成比によって高分子処理用工程液を製造した。
硬化したシリコーン高分子が50μmの厚さにコーティングされたウエハを2×2cm2の大きさに切断して用い、25℃の組成液を400rpmで回転させながら用意されたサンプルを1分間浸漬し、IPA(isopropyl alcohol)洗浄後に乾燥した。評価後、SEMで硬化したシリコーン高分子の膜厚さを測定した。その後、走査電子顕微鏡(scanning electron microscope、SEM)で残存するシリコーン系樹脂の膜厚さを測定して除去速度を算出し、下記表3および4にまとめた。
実験例2:薄膜基板の除去性評価-線状PDMS
ポリジメチルシロキサンのプレポリマーと硬化剤とを所定の質量比で混合したブレンドをシリコンウエハ上にスピンコーティングし、2×2cm2の大きさに切断して用い、25度(℃)の組成液を400rpmで回転させながら用意されたサンプルを1分間浸漬し、IPA洗浄後に乾燥した。評価後、光学顕微鏡とSEMでウエハ表面の残留物を観察した。残留物の発生の有/無によって、下記の基準で下記表3および4に表記した。
○:残留物無し
X:残留物有り
実験例3:金属のダメージ評価1
Sn、Sn/Ag合金、Sn/Au合金、Sn/Ag/Cu合金などからなる1011個のバンプボール(Bump ball)が形成されたウエハを2×2cm2の大きさに切断して用い、25℃の組成液を400rpmで回転させながら用意されたサンプルを30分間浸漬した後、IPA洗浄後に乾燥した。評価後、SEMでBump ball damageの個数を確認し、発生個数を下記表3および4にまとめた。
また、アルミニウム薄膜が形成されたウエハを2×2cm2の大きさに切断して用い、25℃の組成液を400rpmで回転させながら用意されたサンプルを30分間浸漬し、IPA洗浄後に乾燥した。そして、評価後、光学顕微鏡でパッドディフェクト(Defect)を確認し、下記の評価基準による結果を下記表3および4にまとめた。
○:表面モルフォロジー変化および変色無し
△:変色有り
Claims (11)
- 極性非プロトン性溶媒、フッ素系化合物、含硫黄化合物、および水を含む高分子処理用工程液であって、
前記水を前記高分子処理用工程液の総重量に対して4重量%未満で含み、
前記含硫黄化合物は、下記化学式1-1~3のいずれか1つで表される化合物を1種以上含むものであり、
前記化学式3で表される化合物は、2-メルカプトチアゾリン、2-アミノ-5-メルカプト-1,3,4-チアジアゾール、2-メルカプトベンゾオキサゾール、および2-メルカプトベンゾチアゾールからなる群より選択される1種以上である、高分子処理用工程液。
(前記化学式1-1または前記化学式1-2において、
R 1 は、チオール基で置換もしくは非置換の炭素数3~12の直鎖または分枝鎖アルキル基、チオール基またはハロゲンで置換もしくは非置換の炭素数3~12の環状炭化水素基である。)
(前記化学式2において、
R 2 ~R 4 およびR 6 は、それぞれ独立して、水素原子、炭素数1~5のアルキル基、炭素数1~5のアルコキシ基、または二重結合を含む炭素数2~5の不飽和炭化水素基であり、
R 5 は、直接連結または炭素数1~5のアルキレン基である。)
(前記化学式3において、
R 7 およびR 8 は、互いに連結されて脂環族または芳香族の単環または多環の環を形成してもよく、前記単環または多環の環は、窒素(N)、酸素(O)または硫黄(S)から選択される1つ以上のヘテロ原子を含んでもよいし、1つ以上の置換基で置換されていてもよい。) - 前記化学式1-1で表される化合物は、プロパン-1-チオール、ブタン-1-チオール、ペンタン-1-チオール、ヘキサン-1-チオール、ヘプタン-1-チオール、オクタン-1-チオール、デカン-1-チオール、ドデカン-1-チオール、2-メチルプロパン-1-チオール、2-メチルプロパン-2-チオール、3-メチル-2-ブタンチオール、3-メチル-1-ブタンチオール、2-エチル-1-ヘキサンチオール、1,3-プロパンジチオール、シクロペンタンチオール、シクロヘキサンチオール、フェニルメタンチオール、2-フェニルエタンチオール、4-(tert-ブチル)フェニルメタンチオー
ル、およびフルフリルメルカプタンからなる群より選択される1種以上である、請求項1に記載の高分子処理用工程液。 - 前記化学式1-2で表される化合物は、ジエチルジスルフィド、ジプロピルジスルフィド、ジイソプロピルジスルフィド、ジイソアミルジスルフィド、ジアミルジスルフィド、ジブチルジスルフィド、ジイソブチルジスルフィド、ジ-tert-ブチルジスルフィド、メ
チルプロピルジスルフィド、ジフェニルジスルフィド、ジドデシルジスルフィド、ビス(1,1,3,3-テトラメチルブチル)ジスルフィド、およびジ-tert-ドデシルジスル
フィドからなる群より選択される1種以上である、請求項1に記載の高分子処理用工程液。 - 前記化学式2で表される化合物は、(3-メルカプトプロピル)トリメトキシシラン、2-(トリメチルシリル)エタンチオール、トリメチル(2-メチルスルファニルエチル)シラン、(3-メルカプトプロピル)メチルジメトキシシラン、および(エチルチオ)トリメチルシランからなる群より選択される1種以上である、請求項1に記載の高分子処理用工程液。
- 前記フッ素系化合物は、フッ化アルキルアンモニウム、フッ化アルキルホスホニウム、およびフッ化アルキルスルホニウムからなる群より選択される1種以上の化合物を含むものである、請求項1に記載の高分子処理用工程液。
- 前記極性非プロトン性溶媒は、ケトン系、アセテート系、アミド系、ピリジン系、モルホリン系、ピロリドン系、ウレア系、ホスフェート系、スルホキシド系、ニトリル系、カーボネート系、オキサゾリドン系、ピペラジン系、およびフラン系溶媒からなる群より選択される1種以上を含むものである、請求項1に記載の高分子処理用工程液。
- 組成物の総重量に対して、
前記極性非プロトン性溶媒66~99.45重量%;
前記フッ素系化合物0.1~20重量%;および
前記含硫黄化合物0.01~10重量%;を含む、請求項1に記載の高分子処理用工程液。 - 前記高分子処理用工程液は、シリコーン系高分子を除去するものである、請求項1に記載の高分子処理用工程液。
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