JP5385142B2 - オニウム含有cmp組成物、およびそれらの使用方法 - Google Patents
オニウム含有cmp組成物、およびそれらの使用方法 Download PDFInfo
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- JP5385142B2 JP5385142B2 JP2009527432A JP2009527432A JP5385142B2 JP 5385142 B2 JP5385142 B2 JP 5385142B2 JP 2009527432 A JP2009527432 A JP 2009527432A JP 2009527432 A JP2009527432 A JP 2009527432A JP 5385142 B2 JP5385142 B2 JP 5385142B2
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- substituents
- cmp
- composition
- bromide
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- 239000000203 mixture Substances 0.000 title claims description 149
- 238000000034 method Methods 0.000 title claims description 49
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 83
- 238000005498 polishing Methods 0.000 claims description 74
- 239000000758 substrate Substances 0.000 claims description 57
- 125000003118 aryl group Chemical group 0.000 claims description 52
- -1 halo substituents Chemical group 0.000 claims description 44
- 150000004714 phosphonium salts Chemical class 0.000 claims description 40
- 125000000217 alkyl group Chemical group 0.000 claims description 38
- 239000008119 colloidal silica Substances 0.000 claims description 30
- 150000004010 onium ions Chemical class 0.000 claims description 24
- 239000000377 silicon dioxide Substances 0.000 claims description 24
- 239000004065 semiconductor Substances 0.000 claims description 20
- 235000012239 silicon dioxide Nutrition 0.000 claims description 20
- 239000000126 substance Substances 0.000 claims description 19
- DFQPZDGUFQJANM-UHFFFAOYSA-M tetrabutylphosphanium;hydroxide Chemical group [OH-].CCCC[P+](CCCC)(CCCC)CCCC DFQPZDGUFQJANM-UHFFFAOYSA-M 0.000 claims description 19
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical class S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 17
- 125000000623 heterocyclic group Chemical group 0.000 claims description 13
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 13
- 125000001424 substituent group Chemical group 0.000 claims description 13
- 239000008365 aqueous carrier Substances 0.000 claims description 12
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 11
- 125000001033 ether group Chemical group 0.000 claims description 11
- 229920006395 saturated elastomer Polymers 0.000 claims description 11
- PWDFZWZPWFYFTC-UHFFFAOYSA-M hexyl(triphenyl)phosphanium;bromide Chemical compound [Br-].C=1C=CC=CC=1[P+](C=1C=CC=CC=1)(CCCCCC)C1=CC=CC=C1 PWDFZWZPWFYFTC-UHFFFAOYSA-M 0.000 claims description 9
- 150000003839 salts Chemical class 0.000 claims description 9
- RKHXQBLJXBGEKF-UHFFFAOYSA-M tetrabutylphosphanium;bromide Chemical compound [Br-].CCCC[P+](CCCC)(CCCC)CCCC RKHXQBLJXBGEKF-UHFFFAOYSA-M 0.000 claims description 9
- WTEPWWCRWNCUNA-UHFFFAOYSA-M benzyl(triphenyl)phosphanium;bromide Chemical compound [Br-].C=1C=CC=CC=1[P+](C=1C=CC=CC=1)(C=1C=CC=CC=1)CC1=CC=CC=C1 WTEPWWCRWNCUNA-UHFFFAOYSA-M 0.000 claims description 8
- IKWKJIWDLVYZIY-UHFFFAOYSA-M butyl(triphenyl)phosphanium;bromide Chemical compound [Br-].C=1C=CC=CC=1[P+](C=1C=CC=CC=1)(CCCC)C1=CC=CC=C1 IKWKJIWDLVYZIY-UHFFFAOYSA-M 0.000 claims description 8
- LSEFCHWGJNHZNT-UHFFFAOYSA-M methyl(triphenyl)phosphanium;bromide Chemical compound [Br-].C=1C=CC=CC=1[P+](C=1C=CC=CC=1)(C)C1=CC=CC=C1 LSEFCHWGJNHZNT-UHFFFAOYSA-M 0.000 claims description 8
- 239000004215 Carbon black (E152) Substances 0.000 claims description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 7
- JHYNXXDQQHTCHJ-UHFFFAOYSA-M ethyl(triphenyl)phosphanium;bromide Chemical compound [Br-].C=1C=CC=CC=1[P+](C=1C=CC=CC=1)(CC)C1=CC=CC=C1 JHYNXXDQQHTCHJ-UHFFFAOYSA-M 0.000 claims description 7
- 229930195733 hydrocarbon Natural products 0.000 claims description 7
- 229910052698 phosphorus Inorganic materials 0.000 claims description 7
- 239000011574 phosphorus Substances 0.000 claims description 7
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-L Phosphate ion(2-) Chemical compound OP([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-L 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-M dihydrogenphosphate Chemical compound OP(O)([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-M 0.000 claims description 6
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-M hydrogensulfate Chemical compound OS([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-M 0.000 claims description 6
- VLTRZXGMWDSKGL-UHFFFAOYSA-M perchlorate Chemical compound [O-]Cl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-M 0.000 claims description 6
- BRKFQVAOMSWFDU-UHFFFAOYSA-M tetraphenylphosphanium;bromide Chemical compound [Br-].C1=CC=CC=C1[P+](C=1C=CC=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 BRKFQVAOMSWFDU-UHFFFAOYSA-M 0.000 claims description 5
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 4
- 229910052717 sulfur Inorganic materials 0.000 claims description 4
- 239000011593 sulfur Substances 0.000 claims description 4
- 125000004185 ester group Chemical group 0.000 claims 4
- 125000001183 hydrocarbyl group Chemical group 0.000 claims 4
- 229940006460 bromide ion Drugs 0.000 claims 2
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims 2
- XMBWDFGMSWQBCA-UHFFFAOYSA-M iodide Chemical compound [I-] XMBWDFGMSWQBCA-UHFFFAOYSA-M 0.000 claims 2
- 229940006461 iodide ion Drugs 0.000 claims 2
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 claims 1
- IIACRCGMVDHOTQ-UHFFFAOYSA-M sulfamate Chemical compound NS([O-])(=O)=O IIACRCGMVDHOTQ-UHFFFAOYSA-M 0.000 claims 1
- 235000012431 wafers Nutrition 0.000 description 14
- 239000010410 layer Substances 0.000 description 12
- 150000002430 hydrocarbons Chemical group 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- 239000002002 slurry Substances 0.000 description 10
- VDZOOKBUILJEDG-UHFFFAOYSA-M tetrabutylammonium hydroxide Chemical compound [OH-].CCCC[N+](CCCC)(CCCC)CCCC VDZOOKBUILJEDG-UHFFFAOYSA-M 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 239000002245 particle Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 150000003863 ammonium salts Chemical class 0.000 description 7
- 150000002148 esters Chemical group 0.000 description 7
- 150000007522 mineralic acids Chemical class 0.000 description 7
- 150000007524 organic acids Chemical class 0.000 description 7
- 238000003860 storage Methods 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 239000007800 oxidant agent Substances 0.000 description 5
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 4
- 239000003082 abrasive agent Substances 0.000 description 4
- 239000003125 aqueous solvent Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 229910021485 fumed silica Inorganic materials 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 239000003139 biocide Substances 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 238000007517 polishing process Methods 0.000 description 3
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 3
- 239000005368 silicate glass Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 description 2
- 230000003115 biocidal effect Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 235000021317 phosphate Nutrition 0.000 description 2
- XYFCBTPGUUZFHI-UHFFFAOYSA-O phosphonium Chemical compound [PH4+] XYFCBTPGUUZFHI-UHFFFAOYSA-O 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- WAGFXJQAIZNSEQ-UHFFFAOYSA-M tetraphenylphosphonium chloride Chemical compound [Cl-].C1=CC=CC=C1[P+](C=1C=CC=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 WAGFXJQAIZNSEQ-UHFFFAOYSA-M 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- MLIWQXBKMZNZNF-KUHOPJCQSA-N (2e)-2,6-bis[(4-azidophenyl)methylidene]-4-methylcyclohexan-1-one Chemical compound O=C1\C(=C\C=2C=CC(=CC=2)N=[N+]=[N-])CC(C)CC1=CC1=CC=C(N=[N+]=[N-])C=C1 MLIWQXBKMZNZNF-KUHOPJCQSA-N 0.000 description 1
- JWCGAIKQANQZLO-UHFFFAOYSA-M 2,3-dihydroxypropyl-bis(2-hydroxyethyl)sulfanium;2-hydroxypropanoate Chemical compound CC(O)C([O-])=O.OCC[S+](CCO)CC(O)CO JWCGAIKQANQZLO-UHFFFAOYSA-M 0.000 description 1
- MFGOFGRYDNHJTA-UHFFFAOYSA-N 2-amino-1-(2-fluorophenyl)ethanol Chemical compound NCC(O)C1=CC=CC=C1F MFGOFGRYDNHJTA-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 229910018182 Al—Cu Inorganic materials 0.000 description 1
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Natural products CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical class [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 1
- 229910001111 Fine metal Inorganic materials 0.000 description 1
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-L L-tartrate(2-) Chemical compound [O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O FEWJPZIEWOKRBE-JCYAYHJZSA-L 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000012425 OXONE® Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- RSRJCYZEMGBMDE-UHFFFAOYSA-J [K+].[K+].[K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O.[O-]S(=O)(=O)OOS([O-])(=O)=O Chemical compound [K+].[K+].[K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O.[O-]S(=O)(=O)OOS([O-])(=O)=O RSRJCYZEMGBMDE-UHFFFAOYSA-J 0.000 description 1
- WPPDFTBPZNZZRP-UHFFFAOYSA-N aluminum copper Chemical compound [Al].[Cu] WPPDFTBPZNZZRP-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 150000003868 ammonium compounds Chemical class 0.000 description 1
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 229940077388 benzenesulfonate Drugs 0.000 description 1
- YZYDPPZYDIRSJT-UHFFFAOYSA-K boron phosphate Chemical compound [B+3].[O-]P([O-])([O-])=O YZYDPPZYDIRSJT-UHFFFAOYSA-K 0.000 description 1
- 229910000149 boron phosphate Inorganic materials 0.000 description 1
- HUCVOHYBFXVBRW-UHFFFAOYSA-M caesium hydroxide Inorganic materials [OH-].[Cs+] HUCVOHYBFXVBRW-UHFFFAOYSA-M 0.000 description 1
- 229910000420 cerium oxide Inorganic materials 0.000 description 1
- ITZXULOAYIAYNU-UHFFFAOYSA-N cerium(4+) Chemical compound [Ce+4] ITZXULOAYIAYNU-UHFFFAOYSA-N 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000008139 complexing agent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- KGWWDTOBCVWWBG-UHFFFAOYSA-M dibutyl(2,3-dihydroxypropyl)sulfanium;2-hydroxypropanoate Chemical compound CC(O)C([O-])=O.CCCC[S+](CCCC)CC(O)CO KGWWDTOBCVWWBG-UHFFFAOYSA-M 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- ZJXZSIYSNXKHEA-UHFFFAOYSA-N ethyl dihydrogen phosphate Chemical compound CCOP(O)(O)=O ZJXZSIYSNXKHEA-UHFFFAOYSA-N 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- MGIYRDNGCNKGJU-UHFFFAOYSA-N isothiazolinone Chemical compound O=C1C=CSN1 MGIYRDNGCNKGJU-UHFFFAOYSA-N 0.000 description 1
- 238000002356 laser light scattering Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- XKRDGCRSIDEMIN-UHFFFAOYSA-M methyl(diphenyl)sulfanium;bromide Chemical compound [Br-].C=1C=CC=CC=1[S+](C)C1=CC=CC=C1 XKRDGCRSIDEMIN-UHFFFAOYSA-M 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- JPMIIZHYYWMHDT-UHFFFAOYSA-N octhilinone Chemical compound CCCCCCCCN1SC=CC1=O JPMIIZHYYWMHDT-UHFFFAOYSA-N 0.000 description 1
- 150000004027 organic amino compounds Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 239000006174 pH buffer Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- HJKYXKSLRZKNSI-UHFFFAOYSA-I pentapotassium;hydrogen sulfate;oxido sulfate;sulfuric acid Chemical compound [K+].[K+].[K+].[K+].[K+].OS([O-])(=O)=O.[O-]S([O-])(=O)=O.OS(=O)(=O)O[O-].OS(=O)(=O)O[O-] HJKYXKSLRZKNSI-UHFFFAOYSA-I 0.000 description 1
- KHIWWQKSHDUIBK-UHFFFAOYSA-N periodic acid Chemical compound OI(=O)(=O)=O KHIWWQKSHDUIBK-UHFFFAOYSA-N 0.000 description 1
- JRKICGRDRMAZLK-UHFFFAOYSA-L persulfate group Chemical group S(=O)(=O)([O-])OOS(=O)(=O)[O-] JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 1
- PMOIAJVKYNVHQE-UHFFFAOYSA-N phosphanium;bromide Chemical compound [PH4+].[Br-] PMOIAJVKYNVHQE-UHFFFAOYSA-N 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 229920002620 polyvinyl fluoride Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- OUXVDHDFKSWBOW-UHFFFAOYSA-N tetraazanium sulfonatooxy sulfate Chemical compound [NH4+].[NH4+].[NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O.[O-]S(=O)(=O)OOS([O-])(=O)=O OUXVDHDFKSWBOW-UHFFFAOYSA-N 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- DTQVDTLACAAQTR-UHFFFAOYSA-N trifluoroacetic acid Substances OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 1
- GOTIICCWNAPLMN-UHFFFAOYSA-M trimethylsulfanium;bromide Chemical compound [Br-].C[S+](C)C GOTIICCWNAPLMN-UHFFFAOYSA-M 0.000 description 1
- VMJFYMAHEGJHFH-UHFFFAOYSA-M triphenylsulfanium;bromide Chemical compound [Br-].C1=CC=CC=C1[S+](C=1C=CC=CC=1)C1=CC=CC=C1 VMJFYMAHEGJHFH-UHFFFAOYSA-M 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 239000004034 viscosity adjusting agent Substances 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
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- 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
- H01L21/3105—After-treatment
- H01L21/31051—Planarisation of the insulating layers
- H01L21/31053—Planarisation of the insulating layers involving a dielectric removal step
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09G—POLISHING COMPOSITIONS; SKI WAXES
- C09G1/00—Polishing compositions
- C09G1/02—Polishing compositions containing abrasives or grinding agents
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Description
を含む。
好適な研磨パッドは、例えば、織布および不織研磨パッド、溝付きまたは溝なしパッド、多孔質または非多孔質パッド、およびその同類のものを含む。さらに、好適な研磨パッドは、密度、硬度、厚さ、圧縮性、圧縮から回復する能力、および圧縮係数を変化させた任意の好適なポリマーを含むことができる。好適なポリマーは、例えば、ポリビニルクロライド、ポリフッ化ビニル、ナイロン、フルオロカーボン、ポリカーボネート、ポリエステル、ポリアクリレート、ポリエーテル、ポリエチレン、ポリアミド、ポリウレタン、ポリスチレン、ポリプロピレン、それらの共生成された生成物、およびそれらの混合物を含む。
この例は、二酸化ケイ素表面を研磨するための本発明によるCMP組成物の有効性を具体的に示す。
比較する目的のために、ホスホニウム化合物の代わりに水酸化テトラブチルアンモニウムを含有する調合物を、また調製した。さらに、6%コロイドシリカのみ、および12%フュームドシリカのみ、およびオニウム化合物なしを、含む対照組成物をまた調製した。
この例は、二酸化ケイ素除去速度、平坦化効率および貯蔵安定性での、ホスホニウム化合物対アンモニウム化合物の効果を比較する。
この例は、pH、オニウム濃度、およびコロイドシリカ濃度(固体)レベルを変化させた、PETEOSの除去速度への効果を具体的に示す。
(態様)
(態様1)
(a)コロイドシリカと、
(b)ホスホニウム塩、スルホニウム塩、およびそれらの組み合わせからなる群から選択された少なくとも1種のオニウム化合物と、
(c)(a)および(b)の水性キャリアーと、
を含んで成る、化学的機械的研磨(CMP)組成物であって、5以下のpHを有する、組成物。
(態様2)
該コロイドシリカが、組成物中に0.05〜35wt%の範囲の量で存在する、態様1のCMP組成物。
(態様3)
少なくとも1種のオニウム塩が、組成物1グラム当たり、0.04〜200マイクロモルの範囲の量で、該組成物中に存在する、態様1のCMP組成物。
(態様4)
該少なくとも1種のオニウム化合物が、以下の式:
を有するホスホニウム塩を含む、態様1のCMP組成物。
(態様5)
該少なくとも1種のオニウム化合物が、以下の式:
を有するスルホニウム塩を含む、態様1のCMP組成物。
(態様6)
該pHが2〜5の範囲にある、態様1のCMP組成物。
(態様7)
(a)0.1〜10wt%のコロイドシリカと、
(b)1グラム当たり0.4〜20マイクロモルの少なくとも1種のホスホニウム塩と、
(c)(a)および(b)の水性キャリアーと、
を含んで成る、化学的機械的研磨(CMP)組成物であって、5以下のpHを有する、組成物。
(態様8)
該コロイドシリカが、1〜6wt%の範囲の量で、該組成物中に存在する、態様7のCMP組成物。
(態様9)
少なくとも1種のホスホニウム塩が、組成物1グラム当たり、1〜10マイクロモルの範囲の量で、該組成物中に存在する、態様7のCMP組成物。
(態様10)
該少なくとも1種のホスホニウム塩が、以下の式:
を有する、態様7のCMP組成物。
(態様11)
該pHが、2〜5の範囲である、態様7のCMP組成物。
(態様12)
該基材の表面を、態様1のCMP組成物で磨耗させることを含む、基材を研磨するための化学的機械的研磨(CMP)方法。
(態様13)
該少なくとも1種のオニウム化合物が、少なくとも1種のホスホニウム塩を含む、態様12のCMP法。
(態様14)
該基材の表面を、態様7のCMP組成物で磨耗させることを含む、基材を研磨するための化学的機械的研磨(CMP)方法。
(態様15)
半導体基材を研磨するための化学的機械的研磨(CMP)方法であって、
該方法は:
(a)半導体基材の表面と、研磨パッドおよび水性CMP組成物とを接触させること、 該CMP組成物は、5以下のpHを有し、そしてコロイドシリカと、ホスホニウム塩、スルホニウム塩、およびそれらの組み合わせからなる群から選択された少なくとも1種のオニウム化合物と、それらの水性キャリアーとを含む;そして
(b)少なくとも該半導体表面の一部分を磨耗させるのに充分な時間の間、該CMP組成物の一部分と、該パッドと該基材との間の該表面との接触を維持しながら、該研磨パッドと該基材との間で、相対的な動きを生じさせること、
の各ステップを含んで成る、方法。
(態様16)
該コロイドシリカが0.05〜35wt%の範囲の量で、組成物中に存在する、態様15のCMP法。
(態様17)
少なくとも1種のホスホニウム塩が、組成物1グラム当たり、0.04〜200マイクロモルの範囲の量で該組成物中に存在する、態様15のCMP法。
(態様18)
該少なくとも1種のホスホニウム塩が、以下の式:
を有する、態様15のCMP法。
(態様19)
該CMP組成物のpHが、2〜5の範囲である、態様15のCMP法。
(態様20)
少なくとも該オニウム化合物上に、スルホニウム塩を含む、態様15のCMP法。
(態様21)
該スルホニウム塩が、以下の式:
を有する、態様20のCMP法。
(態様22)
該基材が、二酸化ケイ素を含む、態様15のCMP法。
Claims (19)
- (a)コロイドシリカと、
(b)ホスホニウム塩、スルホニウム塩、およびそれらの組み合わせからなる群から選択された少なくとも1種のオニウム化合物と、
(c)(a)および(b)の水性キャリアーと、
を含んで成る、化学的機械的研磨(CMP)組成物であって、
該組成物は5以下のpHを有し、
該ホスホニウム塩が、以下の式:
該スルホニウム塩が、以下の式:
- 該コロイドシリカが、組成物中に0.05〜35wt%の範囲の量で存在する、請求項1のCMP組成物。
- 少なくとも1種のオニウム塩が、組成物1グラム当たり、0.04〜200マイクロモルの範囲の量で、該組成物中に存在する、請求項1のCMP組成物。
- 該ホスホニウム塩が、水酸化テトラブチルホスホニウム(Bu 4 POH)、臭化テトラフェニルホスホニウム(Ph 4 PBr)、臭化メチルトリフェニルホスホニウム(MPh 3 PBr)、臭化エチルトリフェニルホスホニウム(EtPh 3 PBr)、臭化ブチルトリフェニルホスホニウム(BuPh 3 Br)、臭化ヘキシルトリフェニルホスホニウム(HeXPh 3 PBr)、臭化ベンジルトリフェニルホスホニウム(BzPh 3 PBr)、または臭化テトラブチルホスホニウム(Bu 4 PBr)から選択される、請求項1のCMP組成物。
- 該pHが2〜5の範囲にある、請求項1のCMP組成物。
- (a)0.1〜10wt%のコロイドシリカと、
(b)1グラム当たり0.4〜20マイクロモルの少なくとも1種のホスホニウム塩と、
(c)(a)および(b)の水性キャリアーと、
を含んで成る、化学的機械的研磨(CMP)組成物であって、
該組成物は、5以下のpHを有し、
該ホスホニウム塩が、以下の式:
- 該コロイドシリカが、1〜6wt%の範囲の量で、該組成物中に存在する、請求項6のCMP組成物。
- 少なくとも1種のホスホニウム塩が、組成物1グラム当たり、1〜10マイクロモルの範囲の量で、該組成物中に存在する、請求項6のCMP組成物。
- 該ホスホニウム塩が、水酸化テトラブチルホスホニウム(Bu 4 POH)、臭化テトラフェニルホスホニウム(Ph 4 PBr)、臭化メチルトリフェニルホスホニウム(MPh 3 PBr)、臭化エチルトリフェニルホスホニウム(EtPh 3 PBr)、臭化ブチルトリフェニルホスホニウム(BuPh 3 Br)、臭化ヘキシルトリフェニルホスホニウム(HeXPh 3 PBr)、臭化ベンジルトリフェニルホスホニウム(BzPh 3 PBr)、または臭化テトラブチルホスホニウム(Bu 4 PBr)から選択される、請求項6のCMP組成物。
- 該pHが、2〜5の範囲である、請求項6のCMP組成物。
- 該基材の表面を、請求項1のCMP組成物で磨耗させることを含む、基材を研磨するための化学的機械的研磨(CMP)方法。
- 該少なくとも1種のオニウム化合物が、少なくとも1種のホスホニウム塩を含む、請求項11のCMP法。
- 該基材の表面を、請求項6のCMP組成物で磨耗させることを含む、基材を研磨するための化学的機械的研磨(CMP)方法。
- 半導体基材を研磨するための化学的機械的研磨(CMP)方法であって、
該方法は:
(a)半導体基材の表面と、研磨パッドおよび水性CMP組成物とを接触させる工程であって、 該CMP組成物は、5以下のpHを有し、そしてコロイドシリカと、ホスホニウム塩、スルホニウム塩、およびそれらの組み合わせからなる群から選択された、少なくとも1種のオニウム化合物と、それらの水性キャリアーとを含む工程と、
(b)少なくとも該半導体表面の一部分を磨耗させるのに充分な時間の間、該CMP組成物の一部分と、該パッドと該基材との間の該表面との接触を維持しながら、該研磨パッドと該基材との間で、相対的な動きを生じさせる工程と、
の各ステップを含んで成り、
該ホスホニウム塩が、以下の式:
該スルホニウム塩が、以下の式:
- 該コロイドシリカが0.05〜35wt%の範囲の量で、組成物中に存在する、請求項14のCMP法。
- 少なくとも1種のホスホニウム塩が、組成物1グラム当たり、0.04〜200マイクロモルの範囲の量で該組成物中に存在する、請求項14のCMP法。
- 該CMP組成物のpHが、2〜5の範囲である、請求項14のCMP法。
- 該ホスホニウム塩が、水酸化テトラブチルホスホニウム(Bu 4 POH)、臭化テトラフェニルホスホニウム(Ph 4 PBr)、臭化メチルトリフェニルホスホニウム(MPh 3 PBr)、臭化エチルトリフェニルホスホニウム(EtPh 3 PBr)、臭化ブチルトリフェニルホスホニウム(BuPh 3 Br)、臭化ヘキシルトリフェニルホスホニウム(HeXPh 3 PBr)、臭化ベンジルトリフェニルホスホニウム(BzPh 3 PBr)、または臭化テトラブチルホスホニウム(Bu 4 PBr)から選択される、請求項14のCMP法。
- 該基材が、二酸化ケイ素を含む、請求項14のCMP法。
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US11/517,909 US9129907B2 (en) | 2006-09-08 | 2006-09-08 | Onium-containing CMP compositions and methods of use thereof |
US11/517,909 | 2006-09-08 | ||
PCT/US2007/019570 WO2008030576A1 (en) | 2006-09-08 | 2007-09-07 | Onium-containing cmp compositions and methods of use thereof |
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EP (1) | EP2069452B1 (ja) |
JP (1) | JP5385142B2 (ja) |
KR (1) | KR101397856B1 (ja) |
CN (1) | CN101511966B (ja) |
MY (1) | MY154310A (ja) |
SG (1) | SG174778A1 (ja) |
TW (1) | TWI361831B (ja) |
WO (1) | WO2008030576A1 (ja) |
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JP5493526B2 (ja) * | 2009-07-14 | 2014-05-14 | 日立化成株式会社 | Cmp用研磨液及び研磨方法 |
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JPWO2014007063A1 (ja) * | 2012-07-06 | 2016-06-02 | 日立化成株式会社 | Cmp用研磨液、貯蔵液及び研磨方法 |
US10283373B2 (en) | 2014-07-09 | 2019-05-07 | Hitachi Chemical Company, Ltd. | CMP polishing liquid and polishing method |
US10544332B2 (en) | 2015-08-19 | 2020-01-28 | Ferro Corporation | Slurry composition and method of use |
KR102649775B1 (ko) * | 2016-09-28 | 2024-03-20 | 롬 앤드 하스 일렉트로닉 머티리얼스 씨엠피 홀딩스, 인코포레이티드 | 4차 포스포늄 화합물을 포함하는 조성물 및 방법을 사용하는 텅스텐의 화학 기계적 연마 |
US11274230B1 (en) * | 2021-04-27 | 2022-03-15 | Rohm And Haas Electronic Materials Cmp Holdings, Inc. | Polishing composition and method of polishing a substrate having enhanced defect inhibition |
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- 2007-09-07 MY MYPI20090940A patent/MY154310A/en unknown
- 2007-09-07 SG SG2011064185A patent/SG174778A1/en unknown
- 2007-09-07 CN CN2007800334284A patent/CN101511966B/zh not_active Ceased
- 2007-09-07 EP EP07837904.7A patent/EP2069452B1/en active Active
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TW200821376A (en) | 2008-05-16 |
EP2069452B1 (en) | 2016-11-09 |
JP2010503233A (ja) | 2010-01-28 |
US9129907B2 (en) | 2015-09-08 |
MY154310A (en) | 2015-05-29 |
US20080060278A1 (en) | 2008-03-13 |
KR101397856B1 (ko) | 2014-05-20 |
CN101511966A (zh) | 2009-08-19 |
CN101511966B (zh) | 2013-01-16 |
WO2008030576A1 (en) | 2008-03-13 |
EP2069452A1 (en) | 2009-06-17 |
EP2069452A4 (en) | 2010-11-03 |
KR20090051269A (ko) | 2009-05-21 |
TWI361831B (en) | 2012-04-11 |
SG174778A1 (en) | 2011-10-28 |
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