EP1086484A1 - Slurry for chemical-mechanical polishing metal surfaces - Google Patents
Slurry for chemical-mechanical polishing metal surfacesInfo
- Publication number
- EP1086484A1 EP1086484A1 EP99916387A EP99916387A EP1086484A1 EP 1086484 A1 EP1086484 A1 EP 1086484A1 EP 99916387 A EP99916387 A EP 99916387A EP 99916387 A EP99916387 A EP 99916387A EP 1086484 A1 EP1086484 A1 EP 1086484A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- slurry
- metal
- chemical
- mechanical polishing
- copper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 107
- 239000002184 metal Substances 0.000 title claims abstract description 107
- 239000002002 slurry Substances 0.000 title claims abstract description 103
- 238000005498 polishing Methods 0.000 title claims abstract description 72
- 150000002739 metals Chemical class 0.000 claims abstract description 50
- 239000010949 copper Substances 0.000 claims abstract description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 45
- 229910052802 copper Inorganic materials 0.000 claims abstract description 43
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 36
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 31
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims abstract description 31
- 150000002978 peroxides Chemical class 0.000 claims abstract description 30
- 150000001413 amino acids Chemical class 0.000 claims abstract description 26
- 239000002245 particle Substances 0.000 claims abstract description 26
- 150000001875 compounds Chemical class 0.000 claims abstract description 25
- 230000001590 oxidative effect Effects 0.000 claims abstract description 25
- 150000001412 amines Chemical class 0.000 claims abstract description 20
- 239000011651 chromium Substances 0.000 claims abstract description 18
- 239000011133 lead Substances 0.000 claims abstract description 17
- 239000010948 rhodium Substances 0.000 claims abstract description 17
- 229910052742 iron Inorganic materials 0.000 claims abstract description 16
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052772 Samarium Inorganic materials 0.000 claims abstract description 15
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 15
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 15
- 239000010941 cobalt Substances 0.000 claims abstract description 15
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 15
- 229910052763 palladium Inorganic materials 0.000 claims abstract description 15
- 229910052703 rhodium Inorganic materials 0.000 claims abstract description 15
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims abstract description 15
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052706 scandium Inorganic materials 0.000 claims abstract description 15
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 claims abstract description 15
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 46
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 claims description 37
- 239000000203 mixture Substances 0.000 claims description 27
- 235000001014 amino acid Nutrition 0.000 claims description 25
- 239000004471 Glycine Substances 0.000 claims description 17
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 claims description 16
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 6
- -1 amino alkyl carboxylic acid Chemical class 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 5
- 239000005751 Copper oxide Substances 0.000 claims description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 4
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims description 4
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 4
- 229910000431 copper oxide Inorganic materials 0.000 claims description 4
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 claims description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 3
- XTEGARKTQYYJKE-UHFFFAOYSA-M chlorate Inorganic materials [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 claims description 3
- 229910052700 potassium Inorganic materials 0.000 claims description 3
- 239000011591 potassium Substances 0.000 claims description 3
- MTCFGRXMJLQNBG-REOHCLBHSA-N (2S)-2-Amino-3-hydroxypropansäure Chemical compound OC[C@H](N)C(O)=O MTCFGRXMJLQNBG-REOHCLBHSA-N 0.000 claims description 2
- 239000004475 Arginine Substances 0.000 claims description 2
- KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical compound NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 claims description 2
- WHUUTDBJXJRKMK-UHFFFAOYSA-N Glutamic acid Natural products OC(=O)C(N)CCC(O)=O WHUUTDBJXJRKMK-UHFFFAOYSA-N 0.000 claims description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 2
- XUJNEKJLAYXESH-REOHCLBHSA-N L-Cysteine Chemical compound SC[C@H](N)C(O)=O XUJNEKJLAYXESH-REOHCLBHSA-N 0.000 claims description 2
- ODKSFYDXXFIFQN-BYPYZUCNSA-P L-argininium(2+) Chemical compound NC(=[NH2+])NCCC[C@H]([NH3+])C(O)=O ODKSFYDXXFIFQN-BYPYZUCNSA-P 0.000 claims description 2
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 claims description 2
- ZDXPYRJPNDTMRX-VKHMYHEASA-N L-glutamine Chemical compound OC(=O)[C@@H](N)CCC(N)=O ZDXPYRJPNDTMRX-VKHMYHEASA-N 0.000 claims description 2
- HNDVDQJCIGZPNO-YFKPBYRVSA-N L-histidine Chemical compound OC(=O)[C@@H](N)CC1=CN=CN1 HNDVDQJCIGZPNO-YFKPBYRVSA-N 0.000 claims description 2
- COLNVLDHVKWLRT-QMMMGPOBSA-N L-phenylalanine Chemical compound OC(=O)[C@@H](N)CC1=CC=CC=C1 COLNVLDHVKWLRT-QMMMGPOBSA-N 0.000 claims description 2
- MTCFGRXMJLQNBG-UHFFFAOYSA-N Serine Natural products OCC(N)C(O)=O MTCFGRXMJLQNBG-UHFFFAOYSA-N 0.000 claims description 2
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 2
- 150000003863 ammonium salts Chemical class 0.000 claims description 2
- RWZYAGGXGHYGMB-UHFFFAOYSA-N anthranilic acid Chemical class NC1=CC=CC=C1C(O)=O RWZYAGGXGHYGMB-UHFFFAOYSA-N 0.000 claims description 2
- ODKSFYDXXFIFQN-UHFFFAOYSA-N arginine Natural products OC(=O)C(N)CCCNC(N)=N ODKSFYDXXFIFQN-UHFFFAOYSA-N 0.000 claims description 2
- 235000009697 arginine Nutrition 0.000 claims description 2
- MRNZSTMRDWRNNR-UHFFFAOYSA-N bis(hexamethylene)triamine Chemical compound NCCCCCCNCCCCCCN MRNZSTMRDWRNNR-UHFFFAOYSA-N 0.000 claims description 2
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims description 2
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 claims description 2
- 235000018417 cysteine Nutrition 0.000 claims description 2
- XUJNEKJLAYXESH-UHFFFAOYSA-N cysteine Natural products SCC(N)C(O)=O XUJNEKJLAYXESH-UHFFFAOYSA-N 0.000 claims description 2
- 235000013922 glutamic acid Nutrition 0.000 claims description 2
- 239000004220 glutamic acid Substances 0.000 claims description 2
- ZDXPYRJPNDTMRX-UHFFFAOYSA-N glutamine Natural products OC(=O)C(N)CCC(N)=O ZDXPYRJPNDTMRX-UHFFFAOYSA-N 0.000 claims description 2
- 235000004554 glutamine Nutrition 0.000 claims description 2
- HNDVDQJCIGZPNO-UHFFFAOYSA-N histidine Natural products OC(=O)C(N)CC1=CN=CN1 HNDVDQJCIGZPNO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 claims description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 2
- 150000004706 metal oxides Chemical class 0.000 claims description 2
- 229910000480 nickel oxide Inorganic materials 0.000 claims description 2
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims description 2
- 229940044652 phenolsulfonate Drugs 0.000 claims description 2
- COLNVLDHVKWLRT-UHFFFAOYSA-N phenylalanine Natural products OC(=O)C(N)CC1=CC=CC=C1 COLNVLDHVKWLRT-UHFFFAOYSA-N 0.000 claims description 2
- 150000003141 primary amines Chemical class 0.000 claims description 2
- 150000003335 secondary amines Chemical class 0.000 claims description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 150000003512 tertiary amines Chemical class 0.000 claims description 2
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims description 2
- 229910001887 tin oxide Inorganic materials 0.000 claims description 2
- MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 claims description 2
- RUDFQVOCFDJEEF-UHFFFAOYSA-N yttrium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 0.000 claims description 2
- 229940050410 gluconate Drugs 0.000 claims 1
- 229910001509 metal bromide Inorganic materials 0.000 claims 1
- 229910001510 metal chloride Inorganic materials 0.000 claims 1
- 229910001512 metal fluoride Inorganic materials 0.000 claims 1
- 229910000000 metal hydroxide Inorganic materials 0.000 claims 1
- 150000004692 metal hydroxides Chemical class 0.000 claims 1
- 229910001960 metal nitrate Inorganic materials 0.000 claims 1
- 229910044991 metal oxide Inorganic materials 0.000 claims 1
- QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical compound O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 claims 1
- VLTRZXGMWDSKGL-UHFFFAOYSA-M perchlorate Inorganic materials [O-]Cl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-M 0.000 claims 1
- 238000007517 polishing process Methods 0.000 claims 1
- 229960001860 salicylate Drugs 0.000 claims 1
- 229940095064 tartrate Drugs 0.000 claims 1
- 229910001930 tungsten oxide Inorganic materials 0.000 claims 1
- 239000007800 oxidant agent Substances 0.000 abstract description 8
- 239000000758 substrate Substances 0.000 abstract description 6
- 239000004065 semiconductor Substances 0.000 abstract description 5
- 239000000243 solution Substances 0.000 description 27
- TUJKJAMUKRIRHC-UHFFFAOYSA-N hydroxyl Chemical compound [OH] TUJKJAMUKRIRHC-UHFFFAOYSA-N 0.000 description 16
- 230000015572 biosynthetic process Effects 0.000 description 10
- 230000009102 absorption Effects 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000009472 formulation Methods 0.000 description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 5
- 238000011065 in-situ storage Methods 0.000 description 5
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 5
- 229910052715 tantalum Inorganic materials 0.000 description 5
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 229910021645 metal ion Inorganic materials 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 229910002651 NO3 Inorganic materials 0.000 description 3
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910017604 nitric acid Inorganic materials 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- YKYOUMDCQGMQQO-UHFFFAOYSA-L cadmium dichloride Chemical compound Cl[Cd]Cl YKYOUMDCQGMQQO-UHFFFAOYSA-L 0.000 description 2
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 2
- OPQARKPSCNTWTJ-UHFFFAOYSA-L copper(ii) acetate Chemical compound [Cu+2].CC([O-])=O.CC([O-])=O OPQARKPSCNTWTJ-UHFFFAOYSA-L 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- KBJMLQFLOWQJNF-UHFFFAOYSA-N nickel(ii) nitrate Chemical compound [Ni+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O KBJMLQFLOWQJNF-UHFFFAOYSA-N 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 2
- TXUICONDJPYNPY-UHFFFAOYSA-N (1,10,13-trimethyl-3-oxo-4,5,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl) heptanoate Chemical compound C1CC2CC(=O)C=C(C)C2(C)C2C1C1CCC(OC(=O)CCCCCC)C1(C)CC2 TXUICONDJPYNPY-UHFFFAOYSA-N 0.000 description 1
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 description 1
- 229910021555 Chromium Chloride Inorganic materials 0.000 description 1
- OCUCCJIRFHNWBP-IYEMJOQQSA-L Copper gluconate Chemical compound [Cu+2].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O OCUCCJIRFHNWBP-IYEMJOQQSA-L 0.000 description 1
- 229910021594 Copper(II) fluoride Inorganic materials 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 229910001111 Fine metal Inorganic materials 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 229910021380 Manganese Chloride Inorganic materials 0.000 description 1
- GLFNIEUTAYBVOC-UHFFFAOYSA-L Manganese chloride Chemical compound Cl[Mn]Cl GLFNIEUTAYBVOC-UHFFFAOYSA-L 0.000 description 1
- CMEWLCATCRTSGF-UHFFFAOYSA-N N,N-dimethyl-4-nitrosoaniline Chemical compound CN(C)C1=CC=C(N=O)C=C1 CMEWLCATCRTSGF-UHFFFAOYSA-N 0.000 description 1
- 229910021626 Tin(II) chloride Inorganic materials 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
- GXDVEXJTVGRLNW-UHFFFAOYSA-N [Cr].[Cu] Chemical compound [Cr].[Cu] GXDVEXJTVGRLNW-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- ODWXUNBKCRECNW-UHFFFAOYSA-M bromocopper(1+) Chemical compound Br[Cu+] ODWXUNBKCRECNW-UHFFFAOYSA-M 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- QSWDMMVNRMROPK-UHFFFAOYSA-K chromium(3+) trichloride Chemical compound [Cl-].[Cl-].[Cl-].[Cr+3] QSWDMMVNRMROPK-UHFFFAOYSA-K 0.000 description 1
- UFMZWBIQTDUYBN-UHFFFAOYSA-N cobalt dinitrate Chemical compound [Co+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O UFMZWBIQTDUYBN-UHFFFAOYSA-N 0.000 description 1
- 229910001981 cobalt nitrate Inorganic materials 0.000 description 1
- 229940108925 copper gluconate Drugs 0.000 description 1
- 229910000365 copper sulfate Inorganic materials 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- GWFAVIIMQDUCRA-UHFFFAOYSA-L copper(ii) fluoride Chemical compound [F-].[F-].[Cu+2] GWFAVIIMQDUCRA-UHFFFAOYSA-L 0.000 description 1
- YRNNKGFMTBWUGL-UHFFFAOYSA-L copper(ii) perchlorate Chemical compound [Cu+2].[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O YRNNKGFMTBWUGL-UHFFFAOYSA-L 0.000 description 1
- RSJOBNMOMQFPKQ-UHFFFAOYSA-L copper;2,3-dihydroxybutanedioate Chemical compound [Cu+2].[O-]C(=O)C(O)C(O)C([O-])=O RSJOBNMOMQFPKQ-UHFFFAOYSA-L 0.000 description 1
- VVYPIVJZLVJPGU-UHFFFAOYSA-L copper;2-aminoacetate Chemical compound [Cu+2].NCC([O-])=O.NCC([O-])=O VVYPIVJZLVJPGU-UHFFFAOYSA-L 0.000 description 1
- PUHAKHQMSBQAKT-UHFFFAOYSA-L copper;butanoate Chemical compound [Cu+2].CCCC([O-])=O.CCCC([O-])=O PUHAKHQMSBQAKT-UHFFFAOYSA-L 0.000 description 1
- HFDWIMBEIXDNQS-UHFFFAOYSA-L copper;diformate Chemical compound [Cu+2].[O-]C=O.[O-]C=O HFDWIMBEIXDNQS-UHFFFAOYSA-L 0.000 description 1
- RGZGHMSJVAQDQO-UHFFFAOYSA-L copper;selenate Chemical compound [Cu+2].[O-][Se]([O-])(=O)=O RGZGHMSJVAQDQO-UHFFFAOYSA-L 0.000 description 1
- ZHOLKSYCHRKNCU-UHFFFAOYSA-H copper;silicon(4+);hexafluoride Chemical compound [F-].[F-].[F-].[F-].[F-].[F-].[Si+4].[Cu+2] ZHOLKSYCHRKNCU-UHFFFAOYSA-H 0.000 description 1
- 229960003280 cupric chloride Drugs 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- FWBOFUGDKHMVPI-UHFFFAOYSA-K dicopper;2-oxidopropane-1,2,3-tricarboxylate Chemical compound [Cu+2].[Cu+2].[O-]C(=O)CC([O-])(C([O-])=O)CC([O-])=O FWBOFUGDKHMVPI-UHFFFAOYSA-K 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- DKAGJZJALZXOOV-UHFFFAOYSA-N hydrate;hydrochloride Chemical compound O.Cl DKAGJZJALZXOOV-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 229940046892 lead acetate Drugs 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000011565 manganese chloride Substances 0.000 description 1
- 235000002867 manganese chloride Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- FGHSTPNOXKDLKU-UHFFFAOYSA-N nitric acid;hydrate Chemical compound O.O[N+]([O-])=O FGHSTPNOXKDLKU-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- SONJTKJMTWTJCT-UHFFFAOYSA-K rhodium(iii) chloride Chemical compound [Cl-].[Cl-].[Cl-].[Rh+3] SONJTKJMTWTJCT-UHFFFAOYSA-K 0.000 description 1
- VPRJMFJPKMESHB-UHFFFAOYSA-L samarium(ii) chloride Chemical compound Cl[Sm]Cl VPRJMFJPKMESHB-UHFFFAOYSA-L 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- DBTMQFKUVICLQN-UHFFFAOYSA-K scandium(3+);triacetate Chemical compound [Sc+3].CC([O-])=O.CC([O-])=O.CC([O-])=O DBTMQFKUVICLQN-UHFFFAOYSA-K 0.000 description 1
- 229910001961 silver nitrate Inorganic materials 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000001119 stannous chloride Substances 0.000 description 1
- 235000011150 stannous chloride Nutrition 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- MAKDTFFYCIMFQP-UHFFFAOYSA-N titanium tungsten Chemical compound [Ti].[W] MAKDTFFYCIMFQP-UHFFFAOYSA-N 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 239000011592 zinc chloride Substances 0.000 description 1
- 235000005074 zinc chloride Nutrition 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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
-
- 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
-
- 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
- C09K3/1454—Abrasive powders, suspensions and pastes for polishing
- C09K3/1463—Aqueous liquid suspensions
-
- 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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
- H01L21/32115—Planarisation
- H01L21/3212—Planarisation by chemical mechanical polishing [CMP]
Definitions
- the present invention concerns chemical compositions for use in polishing.
- the present invention concerns chemical compositions for use in polishing.
- present invention relates to a polishing slurry for the chemical-mechanical polishing of metal surfaces.
- CMP Chemical-mechanical polishing
- CMP has become the technology of choice among semiconductor chip fabricators to polish or planarize the surface of semiconductor chips after
- each metal containing circuit pattern layer is laid down.
- CMP technology is well-known, and
- polishing slurry to the surface to be polished
- a slurry for CMP metal surfaces which generally comprises: (i) water; and (ii) high -2- purity fine metal oxide particles.
- U.S. Pat. 5,575,885 issued to Hirabayashi et al. discloses a slurry for CMP copper-based metal surfaces which generally comprises: (i)
- a slurry for CMP metal surfaces is needed which provides significant improvement in terms of removal rates as compared to the prior art slurries. Moreover, a slurry for CMP metal surfaces is needed which is useful for polishing metals
- the present invention is directed to a chemical composition or slurry for CMP which
- a slurry for CMP metal surfaces according to the present invention generally comprises: (i) water; (ii) abrasive particles; and (iii) an oxidizing
- the oxidizing solution (iii) comprises: (a) water
- metals selected from the group consisting of chromium, cobalt, copper, iron, lead,
- the oxidizing solution (iii) comprises: (a') water soluble peroxide; and (b') organic amine.
- organic amine in combination with
- such oxidizing solution can further optionally comprise one or more metals and/or compounds containing metals selected from
- FIG. 1 is a graph illustrating that in a slurry of the present invention the rapid
- FIG. 2 is a graph illustrating that in a slurry of the present invention the rate of
- FIG. 3 is a graph illustrating that in a slurry of the present invention the rate of
- FIG. 4 is a graph illustrating that in a slurry of the present invention the use of copper
- the present invention provides a chemical composition for use as a CMP slurry which
- the slurry contains: (i) water, (ii) abrasive particles; and (iii) an oxidizing solution.
- the slurry contains: (i) water, (ii) abrasive particles; and (iii) an oxidizing solution.
- oxidizing solution (iii) comprises: (a) water soluble peroxide; (b) an amino acid or mixture
- chromium from the group consisting of chromium, cobalt, copper, iron, lead, nickel, palladium, rhodium,
- the oxidizing solution (iii) comprises: (a') water soluble peroxide; and (b') organic amine.
- the water (i) used in the slurry is preferably distilled water. More preferably, the
- the abrasive particles (ii) used in the slurry may comprise any one or a mixture of a
- suitable abrasive particles include alumina, silica, silicon nitride, silicon carbide, ceria, copper
- the abrasive particles preferably have
- a mean size ranging from about 0.02 to about 1.0 micrometers, with a maximum size of less
- the abrasive particles are preferably present in the slurry in an amount of from about 0.1 to about 60% by weight of the slurry.
- the oxidizing solution (iii) used in the slurry must rapidly generate more hydroxyl
- the oxidizing solution (iii) comprises:
- chromium 0 group consisting of chromium, cobalt, copper, iron, lead, nickel, palladium, rhodium,
- the water soluble peroxide (iii)(a) and (iii)(a') may comprise any water soluble peroxide (iii)(a) and (iii)(a') may comprise any water soluble peroxide (iii)(a) and (iii)(a') may comprise any water soluble peroxide (iii)(a) and (iii)(a') may comprise any water soluble peroxide (iii)(a) and (iii)(a') may comprise any water soluble
- R peroxide having the structure R-O-O-H, where R is hydrogen, an aliphatic hydrocarbon, or
- the water soluble peroxide is hydrogen peroxide. In another preferred embodiment, the water soluble peroxide is t-butyl-
- the water soluble peroxide is preferably present in the slurry by weight from about 0.1% to about 30%.
- the amino acid (iii)(b) is selected from amino carboxylic acid, amino alkyl carboxylic acid, amino phenyl carboxylic acids and the sodium, potassium, and ammonium salts thereof, or a combination of the foregoing. Examples of specific amino acids suitable for use in the
- present invention include arginine, cysteine, glutamine, glutamic acid, glycine. histidine.
- the amino acid is preferably present in the slurry in an amount of from about 0.1 to about 10% by weight.
- metals and/or compounds containing metals (iii)(c) and optionally (iii)(c ) are one
- chromium or more selected from the group consisting of chromium, cobalt, copper, iron. lead, nickel,
- the metals can be used in the elemental form
- metal containing compounds such as water-soluble salts and oxides which
- Copper is the most preferred metal. Suitable forms of copper for use in the
- inventions include, for example, copper acetate, copper bromide, copper butyrate.
- hydroxide powder elemental copper powder, copper perchlorate, copper phenolsulfonate.
- compounds containing metals are preferably present in the slurry in an amount of from about
- the organic amine (iii)(b') used in the slurry may comprise primary amine (RNH 2 ),
- R is an aliphatic hydrocarbon or an
- the organic amine is N-(2-aminoethyl)-2-aminoethyl amine
- the organic amine is preferably
- present in the slurry in an amount of from about 0.1% to about 10% by weight.
- polishing For semiconductor polishing applications, it is generally preferred to polish
- the metal layers deposited on the substrate rapidly without etching or polishing the substrate
- the pH of the slurry is adjusted such that it is more acidic, the substrate material will not
- the slurry is optionally
- the slurry or polishing composition should be formulated so as to give a polishing
- glycol nitric acid, potassium hydroxide and propylene glycol may be added to adjust the
- surfactant polymeric stabilizers or other surface active dispersing agents can be used.
- Another aspect of the present invention relates to a method for polishing a metal
- polishing slurry composition with a metal surface to be polished and polishing the metal
- the polishing slurry composition comprises water, abrasive particles,
- the oxidizing solution comprises one or more
- water soluble peroxides one or more amino acids, and one or more metals or compounds
- metals selected from the group consisting of chromium, cobalt, copper, iron. lead.
- solution comprises one or more water soluble peroxides, one or more organic amines, and
- chromium consisting of chromium, cobalt, copper, iron, lead, nickel, palladium, rhodium, samarium, and
- the polishing method of the present invention is carried out by contacting the aqueous
- polishing composition or slurry with the metal to be polished normally at room temperature -9-
- the metal surface is then polished with the composition using a felt or other polishing pad.
- Typical pads include Rodel Suba 500 pads, IC 1000 pads or similar commercially available
- polishing is usually conducted at room temperature, it will be appreciated
- polishing composition of the present invention In addition to providing a slurry, the polishing composition of the present invention
- the metals and/or compounds may be generated in situ. More particularly, for example, the metals and/or compounds
- the polishing pad may be formed by incorporating a portion of the components of the slurry in a polishing pad.
- Pads that contain one or more components of the polishing slurry are well-known,
- the CMP slurry provided herein is particularly useful for polishing metal layers on
- Metal layers which may be polished using the CMP slurry disclosed herein include aluminum, copper, tantalum, tantalum nitride, titanium, tungsten, titanium nitride, titanium tungsten, and alloys or mixtures thereof.
- the slurry of the present invention may be prepared in a conventional manner by
- hydroxyl radical trap such as N,N-dimethyl-4-nitrosoaniline (PND A).
- PND A N,N-dimethyl-4-nitrosoaniline
- PNDA has a unique and strong absorption in the visible region at 440 nm whereas the
- the concentration of hydroxyl radical can be calculated by the rate equation
- ⁇ represents the molar absorptivity of PNDA
- c represents the transient concentration
- ⁇ 2 represents the molar abso ⁇ tivity of
- A is the absorption of the sample at any given time and A ⁇ is the initial absorption of
- Example 1 The purpose of the series of experiments conducted as Example 1 is to demonstrate
- Table 1 demonstrates that copper (both valences) is far superior as a radical promoter
- iron, lead, nickel, palladium, rhodium, samarium, and scandium are less effective in promoting
- Example 1 Each solution's intensity at 440nm was measured for 30 minutes in 5
- Example 2 demonstrates that as the concentration of b ⁇ s(hexamethvlene)t ⁇ am ⁇ ne
- Example 2 also demonstrates that the addition of metal ions to a
- Fig. 1 shows the plot of the ratio of PNDA concentration remaining in solution versus
- Example 3 The experiment in Example 3 was repeated except that glycine in the aqueous
- concentrations of hydrogen peroxide, amino acid and copper nitrate were 2% bv weight, 1%
- Fig. 2 illustrates the various components
- nitrate is replaced by copper oxide powder or elemental copper powder.
- concentration of copper oxide and copper powders varied from 3 mg/10 ml to 10 mg/10 ml.
- a tantalum disc is polished using a Struers polisher and Suba 500 pad, at a pressure
- Slurry A contains: (1) 3% by weight alumina abrasive particles with a mean
- Slurry B contains: (1) 3% by weight alumina abrasive particles with a mean
Abstract
Description
Claims
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5861898A | 1998-04-10 | 1998-04-10 | |
US58618 | 1998-04-10 | ||
US27745499A | 1999-03-26 | 1999-03-26 | |
US277454 | 1999-03-26 | ||
PCT/US1999/007482 WO1999053532A1 (en) | 1998-04-10 | 1999-04-05 | Slurry for chemical-mechanical polishing metal surfaces |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1086484A1 true EP1086484A1 (en) | 2001-03-28 |
EP1086484A4 EP1086484A4 (en) | 2003-08-06 |
Family
ID=26737823
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99916387A Withdrawn EP1086484A4 (en) | 1998-04-10 | 1999-04-05 | Slurry for chemical-mechanical polishing metal surfaces |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1086484A4 (en) |
JP (1) | JP2002511650A (en) |
KR (1) | KR20010042616A (en) |
WO (1) | WO1999053532A1 (en) |
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CN1107097C (en) * | 1999-07-28 | 2003-04-30 | 长兴化学工业股份有限公司 | Chemicomechanically grinding composition and method |
JP2003507894A (en) * | 1999-08-13 | 2003-02-25 | キャボット マイクロエレクトロニクス コーポレイション | Chemical mechanical polishing system and method of using the same |
US6435944B1 (en) | 1999-10-27 | 2002-08-20 | Applied Materials, Inc. | CMP slurry for planarizing metals |
US6491843B1 (en) * | 1999-12-08 | 2002-12-10 | Eastman Kodak Company | Slurry for chemical mechanical polishing silicon dioxide |
US6468910B1 (en) | 1999-12-08 | 2002-10-22 | Ramanathan Srinivasan | Slurry for chemical mechanical polishing silicon dioxide |
US6881674B2 (en) | 1999-12-28 | 2005-04-19 | Intel Corporation | Abrasives for chemical mechanical polishing |
US6471884B1 (en) * | 2000-04-04 | 2002-10-29 | Cabot Microelectronics Corporation | Method for polishing a memory or rigid disk with an amino acid-containing composition |
US6451697B1 (en) | 2000-04-06 | 2002-09-17 | Applied Materials, Inc. | Method for abrasive-free metal CMP in passivation domain |
US6468913B1 (en) * | 2000-07-08 | 2002-10-22 | Arch Specialty Chemicals, Inc. | Ready-to-use stable chemical-mechanical polishing slurries |
US6872329B2 (en) | 2000-07-28 | 2005-03-29 | Applied Materials, Inc. | Chemical mechanical polishing composition and process |
US6541384B1 (en) | 2000-09-08 | 2003-04-01 | Applied Materials, Inc. | Method of initiating cooper CMP process |
US6508953B1 (en) * | 2000-10-19 | 2003-01-21 | Ferro Corporation | Slurry for chemical-mechanical polishing copper damascene structures |
US6702954B1 (en) | 2000-10-19 | 2004-03-09 | Ferro Corporation | Chemical-mechanical polishing slurry and method |
JP3825246B2 (en) * | 2000-11-24 | 2006-09-27 | Necエレクトロニクス株式会社 | Chemical mechanical polishing slurry |
JP3816743B2 (en) * | 2000-11-24 | 2006-08-30 | Necエレクトロニクス株式会社 | Chemical mechanical polishing slurry |
US6740589B2 (en) | 2000-11-30 | 2004-05-25 | Showa Denko Kabushiki Kaisha | Composition for polishing semiconductor wafer, semiconductor circuit wafer, and method for producing the same |
US20020068454A1 (en) * | 2000-12-01 | 2002-06-06 | Applied Materials, Inc. | Method and composition for the removal of residual materials during substrate planarization |
US6783432B2 (en) | 2001-06-04 | 2004-08-31 | Applied Materials Inc. | Additives for pressure sensitive polishing compositions |
KR100458756B1 (en) * | 2001-06-27 | 2004-12-03 | 제일모직주식회사 | CMP Slurry for Polishing Metal Wirings of Semiconductor Devices |
US6592742B2 (en) | 2001-07-13 | 2003-07-15 | Applied Materials Inc. | Electrochemically assisted chemical polish |
US7121943B2 (en) | 2001-09-26 | 2006-10-17 | Igt | Gaming device with an increasing goal advancement game |
US6743267B2 (en) * | 2001-10-15 | 2004-06-01 | Dupont Air Products Nanomaterials Llc | Gel-free colloidal abrasive polishing compositions and associated methods |
US7077880B2 (en) | 2004-01-16 | 2006-07-18 | Dupont Air Products Nanomaterials Llc | Surface modified colloidal abrasives, including stable bimetallic surface coated silica sols for chemical mechanical planarization |
JP3692066B2 (en) | 2001-11-28 | 2005-09-07 | 株式会社東芝 | CMP slurry and method of manufacturing semiconductor device |
US6620215B2 (en) * | 2001-12-21 | 2003-09-16 | Dynea Canada, Ltd. | Abrasive composition containing organic particles for chemical mechanical planarization |
US7049237B2 (en) | 2001-12-21 | 2006-05-23 | Micron Technology, Inc. | Methods for planarization of Group VIII metal-containing surfaces using oxidizing gases |
US6730592B2 (en) | 2001-12-21 | 2004-05-04 | Micron Technology, Inc. | Methods for planarization of metal-containing surfaces using halogens and halide salts |
US7121926B2 (en) | 2001-12-21 | 2006-10-17 | Micron Technology, Inc. | Methods for planarization of group VIII metal-containing surfaces using a fixed abrasive article |
US6884723B2 (en) | 2001-12-21 | 2005-04-26 | Micron Technology, Inc. | Methods for planarization of group VIII metal-containing surfaces using complexing agents |
US6830503B1 (en) | 2002-01-11 | 2004-12-14 | Cabot Microelectronics Corporation | Catalyst/oxidizer-based CMP system for organic polymer films |
US7513920B2 (en) | 2002-02-11 | 2009-04-07 | Dupont Air Products Nanomaterials Llc | Free radical-forming activator attached to solid and used to enhance CMP formulations |
US20030162398A1 (en) | 2002-02-11 | 2003-08-28 | Small Robert J. | Catalytic composition for chemical-mechanical polishing, method of using same, and substrate treated with same |
WO2003072672A1 (en) * | 2002-02-26 | 2003-09-04 | Applied Materials, Inc. | Method and composition for polishing a substrate |
US6604987B1 (en) | 2002-06-06 | 2003-08-12 | Cabot Microelectronics Corporation | CMP compositions containing silver salts |
TWI244498B (en) * | 2003-11-20 | 2005-12-01 | Eternal Chemical Co Ltd | Chemical mechanical abrasive slurry and method of using the same |
KR20060016498A (en) | 2004-08-18 | 2006-02-22 | 삼성전자주식회사 | Slurry composition, method for forming the slurry composition and method for polishing an object using the slurry composition |
US8038752B2 (en) | 2004-10-27 | 2011-10-18 | Cabot Microelectronics Corporation | Metal ion-containing CMP composition and method for using the same |
JP2008536302A (en) | 2005-03-25 | 2008-09-04 | デュポン エアー プロダクツ ナノマテリアルズ リミテッド ライアビリティ カンパニー | Dihydroxy enol compounds for use in chemical and mechanical polishing compositions containing metal ion oxidants |
CN1854236B (en) * | 2005-04-21 | 2011-08-03 | 安集微电子(上海)有限公司 | Polished sizing material and its use |
US7691287B2 (en) | 2007-01-31 | 2010-04-06 | Dupont Air Products Nanomaterials Llc | Method for immobilizing ligands and organometallic compounds on silica surface, and their application in chemical mechanical planarization |
KR100943020B1 (en) * | 2007-06-29 | 2010-02-17 | 제일모직주식회사 | CMP slurry composition for the phase change memory materials and polishing method using the same |
JP5263484B2 (en) * | 2008-02-27 | 2013-08-14 | Jsr株式会社 | Chemical mechanical polishing aqueous dispersion, polishing method for chemical mechanical polishing aqueous dispersion, and chemical mechanical polishing method for polishing a wiring layer made of copper or copper alloy provided on a substrate for an electro-optical display device |
KR100949255B1 (en) * | 2009-05-21 | 2010-03-25 | 제일모직주식회사 | CMP slurry composition for the phase change memory materials |
CN102373014A (en) * | 2010-08-24 | 2012-03-14 | 安集微电子(上海)有限公司 | Chemical-mechanical polishing solution |
KR101833219B1 (en) * | 2016-08-05 | 2018-04-13 | 주식회사 케이씨텍 | Slurry composition for tungsten barrier layer polishing |
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- 1999-04-05 KR KR1020007011294A patent/KR20010042616A/en not_active Application Discontinuation
- 1999-04-05 WO PCT/US1999/007482 patent/WO1999053532A1/en not_active Application Discontinuation
- 1999-04-05 JP JP2000544000A patent/JP2002511650A/en not_active Withdrawn
- 1999-04-05 EP EP99916387A patent/EP1086484A4/en not_active Withdrawn
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Also Published As
Publication number | Publication date |
---|---|
KR20010042616A (en) | 2001-05-25 |
WO1999053532A1 (en) | 1999-10-21 |
JP2002511650A (en) | 2002-04-16 |
EP1086484A4 (en) | 2003-08-06 |
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