CN1290962C - 高介电材料钛酸锶钡化学机械抛光用的纳米抛光液 - Google Patents
高介电材料钛酸锶钡化学机械抛光用的纳米抛光液 Download PDFInfo
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- CN1290962C CN1290962C CN 200410093370 CN200410093370A CN1290962C CN 1290962 C CN1290962 C CN 1290962C CN 200410093370 CN200410093370 CN 200410093370 CN 200410093370 A CN200410093370 A CN 200410093370A CN 1290962 C CN1290962 C CN 1290962C
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- 238000005498 polishing Methods 0.000 title claims abstract description 117
- 239000007788 liquid Substances 0.000 title claims abstract description 48
- WOIHABYNKOEWFG-UHFFFAOYSA-N [Sr].[Ba] Chemical compound [Sr].[Ba] WOIHABYNKOEWFG-UHFFFAOYSA-N 0.000 title claims description 10
- 229910002113 barium titanate Inorganic materials 0.000 title claims description 9
- 239000003989 dielectric material Substances 0.000 title abstract description 20
- 239000000126 substance Substances 0.000 claims abstract description 20
- 239000004094 surface-active agent Substances 0.000 claims abstract description 16
- 239000012530 fluid Substances 0.000 claims abstract description 13
- -1 pH regulators Substances 0.000 claims abstract description 10
- 239000003082 abrasive agent Substances 0.000 claims abstract description 5
- 239000002904 solvent Substances 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 22
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 14
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 12
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical group OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 12
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 12
- AQLJVWUFPCUVLO-UHFFFAOYSA-N urea hydrogen peroxide Chemical compound OO.NC(N)=O AQLJVWUFPCUVLO-UHFFFAOYSA-N 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 235000019270 ammonium chloride Nutrition 0.000 claims description 9
- 239000013530 defoamer Substances 0.000 claims description 9
- 239000008367 deionised water Substances 0.000 claims description 8
- 229910021641 deionized water Inorganic materials 0.000 claims description 8
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 7
- YWYZEGXAUVWDED-UHFFFAOYSA-N triammonium citrate Chemical compound [NH4+].[NH4+].[NH4+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O YWYZEGXAUVWDED-UHFFFAOYSA-N 0.000 claims description 7
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000002518 antifoaming agent Substances 0.000 claims description 5
- 229920000555 poly(dimethylsilanediyl) polymer Polymers 0.000 claims description 5
- 229920000058 polyacrylate Polymers 0.000 claims description 5
- 125000005233 alkylalcohol group Chemical group 0.000 claims description 4
- 229910044991 metal oxide Inorganic materials 0.000 claims description 4
- 150000004706 metal oxides Chemical class 0.000 claims description 4
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 3
- 239000004202 carbamide Substances 0.000 claims description 3
- 239000008119 colloidal silica Substances 0.000 claims description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical group O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- 125000005211 alkyl trimethyl ammonium group Chemical group 0.000 claims description 2
- 238000001755 magnetron sputter deposition Methods 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 239000003352 sequestering agent Substances 0.000 claims 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 4
- 239000013543 active substance Substances 0.000 claims 3
- 239000003795 chemical substances by application Substances 0.000 claims 3
- 150000001455 metallic ions Chemical class 0.000 claims 3
- 239000004160 Ammonium persulphate Substances 0.000 claims 2
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical group OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims 2
- SYNHCENRCUAUNM-UHFFFAOYSA-N Nitrogen mustard N-oxide hydrochloride Chemical compound Cl.ClCC[N+]([O-])(C)CCCl SYNHCENRCUAUNM-UHFFFAOYSA-N 0.000 claims 2
- LHIJANUOQQMGNT-UHFFFAOYSA-N aminoethylethanolamine Chemical compound NCCNCCO LHIJANUOQQMGNT-UHFFFAOYSA-N 0.000 claims 2
- LDDQLRUQCUTJBB-UHFFFAOYSA-N ammonium fluoride Chemical compound [NH4+].[F-] LDDQLRUQCUTJBB-UHFFFAOYSA-N 0.000 claims 2
- 235000011114 ammonium hydroxide Nutrition 0.000 claims 2
- 235000019395 ammonium persulphate Nutrition 0.000 claims 2
- 150000001450 anions Chemical class 0.000 claims 1
- 238000000151 deposition Methods 0.000 claims 1
- 230000008021 deposition Effects 0.000 claims 1
- 230000000873 masking effect Effects 0.000 claims 1
- 229910052454 barium strontium titanate Inorganic materials 0.000 abstract description 24
- 239000004065 semiconductor Substances 0.000 abstract description 16
- 230000005669 field effect Effects 0.000 abstract description 12
- 239000002738 chelating agent Substances 0.000 abstract description 10
- 230000000844 anti-bacterial effect Effects 0.000 abstract description 6
- 239000003899 bactericide agent Substances 0.000 abstract description 6
- 239000003990 capacitor Substances 0.000 abstract description 6
- 230000003746 surface roughness Effects 0.000 abstract description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract description 2
- 239000010936 titanium Substances 0.000 abstract description 2
- 229910052719 titanium Inorganic materials 0.000 abstract description 2
- 230000003670 easy-to-clean Effects 0.000 abstract 1
- LCGWNWAVPULFIF-UHFFFAOYSA-N strontium barium(2+) oxygen(2-) Chemical compound [O--].[O--].[Sr++].[Ba++] LCGWNWAVPULFIF-UHFFFAOYSA-N 0.000 abstract 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 12
- 239000007800 oxidant agent Substances 0.000 description 11
- 230000008569 process Effects 0.000 description 11
- 239000000243 solution Substances 0.000 description 10
- 238000011161 development Methods 0.000 description 9
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical compound ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 description 7
- 229910004298 SiO 2 Inorganic materials 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 229910021529 ammonia Inorganic materials 0.000 description 6
- 239000010408 film Substances 0.000 description 6
- 229920000056 polyoxyethylene ether Polymers 0.000 description 6
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 5
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 229910021645 metal ion Inorganic materials 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 229940051841 polyoxyethylene ether Drugs 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 239000010409 thin film Substances 0.000 description 5
- 229910010413 TiO 2 Inorganic materials 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 230000005684 electric field Effects 0.000 description 4
- 239000002105 nanoparticle Substances 0.000 description 4
- 229920000193 polymethacrylate Polymers 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 230000005641 tunneling Effects 0.000 description 4
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 3
- 150000004820 halides Chemical class 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 150000004679 hydroxides Chemical class 0.000 description 2
- 238000001459 lithography Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004377 microelectronic Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009291 secondary effect Effects 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- FWJJTGXGFKILGS-UHFFFAOYSA-N 2-aminoethanol;2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetic acid Chemical compound NCCO.NCCO.NCCO.NCCO.OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O FWJJTGXGFKILGS-UHFFFAOYSA-N 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- BVTJGGGYKAMDBN-UHFFFAOYSA-N Dioxetane Chemical compound C1COO1 BVTJGGGYKAMDBN-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- SWLVFNYSXGMGBS-UHFFFAOYSA-N ammonium bromide Chemical compound [NH4+].[Br-] SWLVFNYSXGMGBS-UHFFFAOYSA-N 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- PNNLHGFFNNLCHM-UHFFFAOYSA-M azanium tetramethylazanium dihydroxide Chemical compound [NH4+].[OH-].[OH-].C[N+](C)(C)C PNNLHGFFNNLCHM-UHFFFAOYSA-M 0.000 description 1
- AERRGWRSYANDQB-UHFFFAOYSA-N azanium;dodecane-1-sulfonate Chemical compound [NH4+].CCCCCCCCCCCCS([O-])(=O)=O AERRGWRSYANDQB-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229940075614 colloidal silicon dioxide Drugs 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000000855 fungicidal effect Effects 0.000 description 1
- 239000000417 fungicide Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- MGIYRDNGCNKGJU-UHFFFAOYSA-N isothiazolinone Chemical group O=C1C=CSN1 MGIYRDNGCNKGJU-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- ZVVSSOQAYNYNPP-UHFFFAOYSA-N olaflur Chemical compound F.F.CCCCCCCCCCCCCCCCCCN(CCO)CCCN(CCO)CCO ZVVSSOQAYNYNPP-UHFFFAOYSA-N 0.000 description 1
- 229960001245 olaflur Drugs 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920000548 poly(silane) polymer Polymers 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 230000005476 size effect Effects 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- LESFYQKBUCDEQP-UHFFFAOYSA-N tetraazanium;2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxylatomethyl)amino]acetate Chemical compound N.N.N.N.OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O LESFYQKBUCDEQP-UHFFFAOYSA-N 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
Landscapes
- Mechanical Treatment Of Semiconductor (AREA)
Abstract
Description
实施例 | 研磨料 | 氧化剂 | 螯合剂 | 促进剂 | 表面活性剂 | pH调节剂 | 其它 |
3 | SiO2,10-30nm,5wt%;TiO2,120nm,2wt% | 过硫酸铵3.0wt% | 柠檬酸铵2.0wt% | 氯化铵1.2wt% | 聚甲基丙烯酸铵0.2wt% | 氨水,羟胺,pH9.2 | 去离子水 |
4 | SiO2,10-30nm,5wt%;Al2O3,80nm,2wt% | H2O21.0wt%,过氧化氢脲5.0wt% | 羟乙基乙二胺四乙酸铵1.0wt% | 氟化胺0.8wt% | 十二烷基醇聚氧乙烯基醚0.3wt% | 四甲基氢氧化铵pH9.8 | 去离子水 |
5 | Al2O3,80nm,5wt% | 过硫酸铵4.0wt% | 柠檬酸铵3.0wt% | 氟化胺1.1wt% | 十二烷基磺酸铵0.5wt% | 氨水,羟胺pH10.2 | 去离子水 |
6 | SiO2,10-30nm,5wt%;TiO2,120nm,2wt% | H2O22.0wt%,过硫酸铵1.0wt% | 羟乙基乙二胺四乙酸铵0.5wt% | 氯化铵2.0wt% | 聚丙烯酸铵0.1wt%,十二烷基醇聚氧乙烯基醚0.1wt% | 氨水,羟胺pH10.2 | 去离子水 |
7 | SiO2,10-30nm,5wt%;Al2O3,80nm,2wt% | 过氧化氢脲,7.0wt% | 羟乙基乙二胺四乙酸铵0.5wt% | 氯化铵0.8wt% | 聚甲基丙烯酸铵0.1wt%,十二烷基醇聚氧乙烯基醚0.1wt% | 氨水,羟胺pH10.2 | 去离子水 |
抛光液 | BST抛光速率(/min) | 粗糙度RMS(nm) |
抛光液1 | 2180 | 0.77 |
抛光液2 | 3240 | 0.65 |
抛光液3 | 2630 | 0.68 |
抛光液4 | 2810 | 0.80 |
抛光液5 | 3020 | 0.72 |
抛光液6 | 3640 | 0.61 |
抛光液7 | 2040 | 0.80 |
Claims (7)
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CN 200410093370 CN1290962C (zh) | 2004-12-22 | 2004-12-22 | 高介电材料钛酸锶钡化学机械抛光用的纳米抛光液 |
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CN 200410093370 CN1290962C (zh) | 2004-12-22 | 2004-12-22 | 高介电材料钛酸锶钡化学机械抛光用的纳米抛光液 |
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CN1648190A CN1648190A (zh) | 2005-08-03 |
CN1290962C true CN1290962C (zh) | 2006-12-20 |
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Cited By (1)
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CN101335232B (zh) * | 2007-06-28 | 2010-12-08 | 海力士半导体有限公司 | 半导体器件的cmp方法 |
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CN100383209C (zh) * | 2006-05-31 | 2008-04-23 | 河北工业大学 | 用于硼酸锂铯晶体的化学机械无水抛光液及平整化方法 |
JP4499751B2 (ja) * | 2006-11-21 | 2010-07-07 | エア プロダクツ アンド ケミカルズ インコーポレイテッド | フォトレジスト、エッチ残留物及びbarcを除去するための配合物及び同配合物を含む方法 |
JP2009164188A (ja) * | 2007-12-28 | 2009-07-23 | Fujimi Inc | 研磨用組成物 |
CN101235255B (zh) * | 2008-03-07 | 2011-08-24 | 大连理工大学 | 一种化学机械抛光半导体晶片用的抛光液 |
CN101638557A (zh) * | 2008-08-01 | 2010-02-03 | 安集微电子(上海)有限公司 | 一种化学机械抛光液 |
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CN101857774B (zh) * | 2010-06-01 | 2013-12-25 | 上海新安纳电子科技有限公司 | 一种提高硅衬底化学机械抛光速率的抛光组合物及其应用 |
CN102127372B (zh) * | 2010-12-17 | 2013-10-23 | 天津理工大学 | 一种用于氧化钒化学机械抛光的纳米抛光液及其应用 |
TWI421334B (zh) * | 2010-12-21 | 2014-01-01 | Uwiz Technology Co Ltd | 研磨組成物及其用途 |
CN102220088A (zh) * | 2011-05-10 | 2011-10-19 | 天津理工大学 | 一种用于氧化锌化学机械平坦化的碱性纳米抛光液及应用 |
CN102212316A (zh) * | 2011-05-10 | 2011-10-12 | 天津理工大学 | 一种用于氧化锌化学机械平坦化的酸性纳米抛光液及应用 |
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CN103094326B (zh) * | 2011-11-05 | 2016-08-03 | 中国科学院微电子研究所 | 半导体器件 |
CN109233644B (zh) * | 2018-09-19 | 2021-03-12 | 广州亦盛环保科技有限公司 | 一种精抛光液及其制备方法 |
CN115365996A (zh) * | 2022-08-23 | 2022-11-22 | 福建省南安市宏炜新材料有限公司 | N-Si基板的化学机械抛光工艺 |
-
2004
- 2004-12-22 CN CN 200410093370 patent/CN1290962C/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101335232B (zh) * | 2007-06-28 | 2010-12-08 | 海力士半导体有限公司 | 半导体器件的cmp方法 |
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