JP2013500394A - マイクロメーター以下の機構をボイドを形成することなく満たすための抑制剤を含む金属メッキ用組成物 - Google Patents
マイクロメーター以下の機構をボイドを形成することなく満たすための抑制剤を含む金属メッキ用組成物 Download PDFInfo
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- JP2013500394A JP2013500394A JP2012522093A JP2012522093A JP2013500394A JP 2013500394 A JP2013500394 A JP 2013500394A JP 2012522093 A JP2012522093 A JP 2012522093A JP 2012522093 A JP2012522093 A JP 2012522093A JP 2013500394 A JP2013500394 A JP 2013500394A
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- condensate
- composition according
- copper
- metal
- oxide
- Prior art date
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- 238000007747 plating Methods 0.000 title claims description 48
- 229910052751 metal Inorganic materials 0.000 title claims description 47
- 239000002184 metal Substances 0.000 title claims description 47
- 239000003112 inhibitor Substances 0.000 title description 25
- 230000007246 mechanism Effects 0.000 title description 22
- 239000011800 void material Substances 0.000 title description 4
- 150000005846 sugar alcohols Polymers 0.000 claims abstract description 57
- 239000000654 additive Substances 0.000 claims abstract description 27
- 125000002947 alkylene group Chemical group 0.000 claims abstract description 21
- 230000000996 additive effect Effects 0.000 claims abstract description 17
- 150000001875 compounds Chemical class 0.000 claims abstract description 17
- 229910021645 metal ion Inorganic materials 0.000 claims abstract description 17
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 15
- 238000009833 condensation Methods 0.000 claims abstract description 12
- 230000005494 condensation Effects 0.000 claims abstract description 12
- 125000001931 aliphatic group Chemical group 0.000 claims abstract description 10
- 125000002723 alicyclic group Chemical group 0.000 claims abstract description 8
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- 239000000758 substrate Substances 0.000 claims description 47
- 238000000034 method Methods 0.000 claims description 17
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical group C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 16
- 239000003795 chemical substances by application Substances 0.000 claims description 16
- 238000000151 deposition Methods 0.000 claims description 15
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- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 9
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 claims description 9
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- 238000009499 grossing Methods 0.000 claims description 7
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- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 229910001431 copper ion Inorganic materials 0.000 claims 1
- 229920001281 polyalkylene Polymers 0.000 claims 1
- 239000010949 copper Substances 0.000 description 93
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 87
- 229910052802 copper Inorganic materials 0.000 description 87
- -1 polyglycols Chemical class 0.000 description 47
- 239000010410 layer Substances 0.000 description 31
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 28
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- 238000011049 filling Methods 0.000 description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 16
- 125000003118 aryl group Chemical group 0.000 description 14
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- JFMGYULNQJPJCY-UHFFFAOYSA-N 4-(hydroxymethyl)-1,3-dioxolan-2-one Chemical compound OCC1COC(=O)O1 JFMGYULNQJPJCY-UHFFFAOYSA-N 0.000 description 8
- 239000004065 semiconductor Substances 0.000 description 8
- 229910052717 sulfur Inorganic materials 0.000 description 8
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- 125000003277 amino group Chemical group 0.000 description 7
- 229910052700 potassium Inorganic materials 0.000 description 7
- 238000001542 size-exclusion chromatography Methods 0.000 description 7
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- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical class Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 239000007795 chemical reaction product Substances 0.000 description 6
- 125000000524 functional group Chemical group 0.000 description 6
- 239000001257 hydrogen Substances 0.000 description 6
- 229910052739 hydrogen Inorganic materials 0.000 description 6
- 239000011591 potassium Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 6
- 239000011593 sulfur Substances 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 5
- 239000002202 Polyethylene glycol Substances 0.000 description 5
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 5
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 5
- 230000007547 defect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 229920000233 poly(alkylene oxides) Polymers 0.000 description 5
- 229920001515 polyalkylene glycol Polymers 0.000 description 5
- 229920001223 polyethylene glycol Polymers 0.000 description 5
- 229920005862 polyol Polymers 0.000 description 5
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 4
- 239000004721 Polyphenylene oxide Substances 0.000 description 4
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 4
- 125000000217 alkyl group Chemical group 0.000 description 4
- 150000001412 amines Chemical class 0.000 description 4
- 239000002585 base Substances 0.000 description 4
- 229910000365 copper sulfate Inorganic materials 0.000 description 4
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000007306 functionalization reaction Methods 0.000 description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 229920000570 polyether Polymers 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- 238000001878 scanning electron micrograph Methods 0.000 description 4
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- AWMVMTVKBNGEAK-UHFFFAOYSA-N Styrene oxide Chemical class C1OC1C1=CC=CC=C1 AWMVMTVKBNGEAK-UHFFFAOYSA-N 0.000 description 3
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 3
- 229910052783 alkali metal Inorganic materials 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 3
- 230000002401 inhibitory effect Effects 0.000 description 3
- 239000003999 initiator Substances 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 229940098779 methanesulfonic acid Drugs 0.000 description 3
- 125000001624 naphthyl group Chemical group 0.000 description 3
- QMMOXUPEWRXHJS-UHFFFAOYSA-N pentene-2 Natural products CCC=CC QMMOXUPEWRXHJS-UHFFFAOYSA-N 0.000 description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 3
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- 125000004400 (C1-C12) alkyl group Chemical group 0.000 description 2
- 125000004191 (C1-C6) alkoxy group Chemical group 0.000 description 2
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 description 2
- 125000006700 (C1-C6) alkylthio group Chemical group 0.000 description 2
- 125000006710 (C2-C12) alkenyl group Chemical group 0.000 description 2
- 125000006736 (C6-C20) aryl group Chemical group 0.000 description 2
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- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
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- 125000003342 alkenyl group Chemical group 0.000 description 2
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- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 2
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- 238000002329 infrared spectrum Methods 0.000 description 2
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- 229910052698 phosphorus Inorganic materials 0.000 description 2
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- 125000000467 secondary amino group Chemical group [H]N([*:1])[*:2] 0.000 description 2
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- 125000000547 substituted alkyl group Chemical group 0.000 description 2
- 125000003107 substituted aryl group Chemical group 0.000 description 2
- IIACRCGMVDHOTQ-UHFFFAOYSA-N sulfamic acid Chemical class NS(O)(=O)=O IIACRCGMVDHOTQ-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L sulfate group Chemical group S(=O)(=O)([O-])[O-] QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
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- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 description 2
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 description 2
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- 125000003258 trimethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])[*:1] 0.000 description 2
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- GXMPGTXMVQAVAL-UHFFFAOYSA-N 1-[2-hydroxybutyl(methyl)amino]butan-2-ol Chemical compound CCC(O)CN(C)CC(O)CC GXMPGTXMVQAVAL-UHFFFAOYSA-N 0.000 description 1
- XKQMKMVTDKYWOX-UHFFFAOYSA-N 1-[2-hydroxypropyl(methyl)amino]propan-2-ol Chemical compound CC(O)CN(C)CC(C)O XKQMKMVTDKYWOX-UHFFFAOYSA-N 0.000 description 1
- GELKGHVAFRCJNA-UHFFFAOYSA-N 2,2-Dimethyloxirane Chemical compound CC1(C)CO1 GELKGHVAFRCJNA-UHFFFAOYSA-N 0.000 description 1
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- RRQXXKCYECDESZ-UHFFFAOYSA-N 2-[3-(2-hydroxyethoxy)-2,2-bis(2-hydroxyethoxymethyl)propoxy]ethanol Chemical compound OCCOCC(COCCO)(COCCO)COCCO RRQXXKCYECDESZ-UHFFFAOYSA-N 0.000 description 1
- PTJWCLYPVFJWMP-UHFFFAOYSA-N 2-[[3-hydroxy-2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol Chemical compound OCC(CO)(CO)COCC(CO)(CO)COCC(CO)(CO)CO PTJWCLYPVFJWMP-UHFFFAOYSA-N 0.000 description 1
- MIZIOHLLYXVEHJ-UHFFFAOYSA-N 2-[benzyl(2-hydroxyethyl)amino]ethanol Chemical compound OCCN(CCO)CC1=CC=CC=C1 MIZIOHLLYXVEHJ-UHFFFAOYSA-N 0.000 description 1
- NSUHEKKWYUZSQN-UHFFFAOYSA-N 2-[butan-2-yl(2-hydroxyethyl)amino]ethanol Chemical compound CCC(C)N(CCO)CCO NSUHEKKWYUZSQN-UHFFFAOYSA-N 0.000 description 1
- HHPDFYDITNAMAM-UHFFFAOYSA-N 2-[cyclohexyl(2-hydroxyethyl)amino]ethanol Chemical compound OCCN(CCO)C1CCCCC1 HHPDFYDITNAMAM-UHFFFAOYSA-N 0.000 description 1
- JUVSRZCUMWZBFK-UHFFFAOYSA-N 2-[n-(2-hydroxyethyl)-4-methylanilino]ethanol Chemical compound CC1=CC=C(N(CCO)CCO)C=C1 JUVSRZCUMWZBFK-UHFFFAOYSA-N 0.000 description 1
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 description 1
- 229940006193 2-mercaptoethanesulfonic acid Drugs 0.000 description 1
- AAMHBRRZYSORSH-UHFFFAOYSA-N 2-octyloxirane Chemical compound CCCCCCCCC1CO1 AAMHBRRZYSORSH-UHFFFAOYSA-N 0.000 description 1
- SYURNNNQIFDVCA-UHFFFAOYSA-N 2-propyloxirane Chemical compound CCCC1CO1 SYURNNNQIFDVCA-UHFFFAOYSA-N 0.000 description 1
- FULCXPQDMXUVSB-UHFFFAOYSA-N 3-(3-sulfanylpropylsulfonyloxy)propane-1-sulfonic acid Chemical compound OS(=O)(=O)CCCOS(=O)(=O)CCCS FULCXPQDMXUVSB-UHFFFAOYSA-N 0.000 description 1
- MQLJIOAPXLAGAP-UHFFFAOYSA-N 3-[amino(azaniumylidene)methyl]sulfanylpropane-1-sulfonate Chemical compound NC(=N)SCCCS(O)(=O)=O MQLJIOAPXLAGAP-UHFFFAOYSA-N 0.000 description 1
- ZQDPJFUHLCOCRG-UHFFFAOYSA-N 3-hexene Chemical compound CCC=CCC ZQDPJFUHLCOCRG-UHFFFAOYSA-N 0.000 description 1
- VPWNQTHUCYMVMZ-UHFFFAOYSA-N 4,4'-sulfonyldiphenol Chemical class C1=CC(O)=CC=C1S(=O)(=O)C1=CC=C(O)C=C1 VPWNQTHUCYMVMZ-UHFFFAOYSA-N 0.000 description 1
- AMPCGOAFZFKBGH-UHFFFAOYSA-N 4-[[4-(dimethylamino)phenyl]-(4-methyliminocyclohexa-2,5-dien-1-ylidene)methyl]-n,n-dimethylaniline Chemical compound C1=CC(=NC)C=CC1=C(C=1C=CC(=CC=1)N(C)C)C1=CC=C(N(C)C)C=C1 AMPCGOAFZFKBGH-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical group [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 229930185605 Bisphenol Natural products 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 125000000041 C6-C10 aryl group Chemical group 0.000 description 1
- OCUCCJIRFHNWBP-IYEMJOQQSA-L Copper gluconate Chemical class [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
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- 206010055670 Necrotising ulcerative gingivostomatitis Diseases 0.000 description 1
- 208000006595 Necrotizing Ulcerative Gingivitis Diseases 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 229920002164 Polyalkylene glycol copolymer Polymers 0.000 description 1
- 229920002396 Polyurea Polymers 0.000 description 1
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 1
- 229930006000 Sucrose Natural products 0.000 description 1
- SLINHMUFWFWBMU-UHFFFAOYSA-N Triisopropanolamine Chemical compound CC(O)CN(CC(C)O)CC(C)O SLINHMUFWFWBMU-UHFFFAOYSA-N 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 125000002015 acyclic group Chemical group 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 150000001340 alkali metals Chemical group 0.000 description 1
- 125000005108 alkenylthio group Chemical group 0.000 description 1
- 150000003973 alkyl amines Chemical class 0.000 description 1
- 125000002877 alkyl aryl group Chemical group 0.000 description 1
- 229940045714 alkyl sulfonate alkylating agent Drugs 0.000 description 1
- 150000008052 alkyl sulfonates Chemical class 0.000 description 1
- 125000004414 alkyl thio group Chemical group 0.000 description 1
- 125000005233 alkylalcohol group Chemical group 0.000 description 1
- 125000000304 alkynyl group Chemical group 0.000 description 1
- 229920005603 alternating copolymer Polymers 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical class [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 150000004982 aromatic amines Chemical class 0.000 description 1
- 125000006615 aromatic heterocyclic group Chemical group 0.000 description 1
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 125000005228 aryl sulfonate group Chemical group 0.000 description 1
- 125000005110 aryl thio group Chemical group 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- SRSXLGNVWSONIS-UHFFFAOYSA-N benzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=CC=C1 SRSXLGNVWSONIS-UHFFFAOYSA-N 0.000 description 1
- 125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 description 1
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- ZNEWHQLOPFWXOF-UHFFFAOYSA-N coenzyme M Chemical compound OS(=O)(=O)CCS ZNEWHQLOPFWXOF-UHFFFAOYSA-N 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 description 1
- JZCCFEFSEZPSOG-UHFFFAOYSA-L copper(II) sulfate pentahydrate Chemical compound O.O.O.O.O.[Cu+2].[O-]S([O-])(=O)=O JZCCFEFSEZPSOG-UHFFFAOYSA-L 0.000 description 1
- OPQARKPSCNTWTJ-UHFFFAOYSA-L copper(ii) acetate Chemical compound [Cu+2].CC([O-])=O.CC([O-])=O OPQARKPSCNTWTJ-UHFFFAOYSA-L 0.000 description 1
- MRYMYQPDGZIGDM-UHFFFAOYSA-L copper;4-methylbenzenesulfonate Chemical compound [Cu+2].CC1=CC=C(S([O-])(=O)=O)C=C1.CC1=CC=C(S([O-])(=O)=O)C=C1 MRYMYQPDGZIGDM-UHFFFAOYSA-L 0.000 description 1
- RIOSFUBRIQHOMS-UHFFFAOYSA-L copper;benzenesulfonate Chemical compound [Cu+2].[O-]S(=O)(=O)C1=CC=CC=C1.[O-]S(=O)(=O)C1=CC=CC=C1 RIOSFUBRIQHOMS-UHFFFAOYSA-L 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- LGLFFNDHMLKUMI-UHFFFAOYSA-N crystal violet cation Chemical compound C1=CC(N(C)C)=CC=C1C(C=1C=CC(=CC=1)N(C)C)=C1C=CC(=[N+](C)C)C=C1 LGLFFNDHMLKUMI-UHFFFAOYSA-N 0.000 description 1
- FSDSKERRNURGGO-UHFFFAOYSA-N cyclohexane-1,3,5-triol Chemical compound OC1CC(O)CC(O)C1 FSDSKERRNURGGO-UHFFFAOYSA-N 0.000 description 1
- HPXRVTGHNJAIIH-UHFFFAOYSA-N cyclohexanol Chemical compound OC1CCCCC1 HPXRVTGHNJAIIH-UHFFFAOYSA-N 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 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
- 235000013681 dietary sucrose Nutrition 0.000 description 1
- GYZLOYUZLJXAJU-UHFFFAOYSA-N diglycidyl ether Chemical compound C1OC1COCC1CO1 GYZLOYUZLJXAJU-UHFFFAOYSA-N 0.000 description 1
- MZGNSEAPZQGJRB-UHFFFAOYSA-N dimethyldithiocarbamic acid Chemical compound CN(C)C(S)=S MZGNSEAPZQGJRB-UHFFFAOYSA-N 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000003480 eluent Substances 0.000 description 1
- CCIVGXIOQKPBKL-UHFFFAOYSA-M ethanesulfonate Chemical compound CCS([O-])(=O)=O CCIVGXIOQKPBKL-UHFFFAOYSA-M 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N formaldehyde Substances O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 239000003966 growth inhibitor Substances 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 125000003010 ionic group Chemical group 0.000 description 1
- 150000003951 lactams Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910001507 metal halide Inorganic materials 0.000 description 1
- 150000005309 metal halides Chemical class 0.000 description 1
- 229910001960 metal nitrate Inorganic materials 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- CRVGTESFCCXCTH-UHFFFAOYSA-N methyl diethanolamine Chemical compound OCCN(C)CCO CRVGTESFCCXCTH-UHFFFAOYSA-N 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 229950004864 olamine Drugs 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 125000006353 oxyethylene group Chemical group 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- ACVYVLVWPXVTIT-UHFFFAOYSA-N phosphinic acid Chemical compound O[PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-N 0.000 description 1
- RLOWWWKZYUNIDI-UHFFFAOYSA-N phosphinic chloride Chemical compound ClP=O RLOWWWKZYUNIDI-UHFFFAOYSA-N 0.000 description 1
- 150000003009 phosphonic acids Chemical class 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 125000002743 phosphorus functional group Chemical group 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920002006 poly(N-vinylimidazole) polymer Polymers 0.000 description 1
- 229920000083 poly(allylamine) Polymers 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 229920000767 polyaniline Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 108010094020 polyglycine Proteins 0.000 description 1
- 229920000232 polyglycine polymer Polymers 0.000 description 1
- 229920000151 polyglycol Polymers 0.000 description 1
- 239000010695 polyglycol Substances 0.000 description 1
- 229920000137 polyphosphoric acid Polymers 0.000 description 1
- 229920005606 polypropylene copolymer Polymers 0.000 description 1
- 229920002717 polyvinylpyridine Polymers 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- KCXFHTAICRTXLI-UHFFFAOYSA-N propane-1-sulfonic acid Chemical compound CCCS(O)(=O)=O KCXFHTAICRTXLI-UHFFFAOYSA-N 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- NJZLKINMWXQCHI-UHFFFAOYSA-N sodium;3-(3-sulfopropyldisulfanyl)propane-1-sulfonic acid Chemical class [Na].[Na].OS(=O)(=O)CCCSSCCCS(O)(=O)=O NJZLKINMWXQCHI-UHFFFAOYSA-N 0.000 description 1
- FRTIVUOKBXDGPD-UHFFFAOYSA-M sodium;3-sulfanylpropane-1-sulfonate Chemical compound [Na+].[O-]S(=O)(=O)CCCS FRTIVUOKBXDGPD-UHFFFAOYSA-M 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229960004793 sucrose Drugs 0.000 description 1
- 230000019635 sulfation Effects 0.000 description 1
- 238000005670 sulfation reaction Methods 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical group [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 150000005622 tetraalkylammonium hydroxides Chemical class 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- ITMCEJHCFYSIIV-UHFFFAOYSA-N triflic acid Chemical compound OS(=O)(=O)C(F)(F)F ITMCEJHCFYSIIV-UHFFFAOYSA-N 0.000 description 1
- QXJQHYBHAIHNGG-UHFFFAOYSA-N trimethylolethane Chemical compound OCC(C)(CO)CO QXJQHYBHAIHNGG-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Images
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-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/38—Electroplating: Baths therefor from solutions of copper
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/12—Semiconductors
- C25D7/123—Semiconductors first coated with a seed layer or a conductive layer
-
- 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
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
- H01L21/288—Deposition of conductive or insulating materials for electrodes conducting electric current from a liquid, e.g. electrolytic deposition
- H01L21/2885—Deposition of conductive or insulating materials for electrodes conducting electric current from a liquid, e.g. electrolytic deposition using an external electrical current, i.e. electro-deposition
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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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76877—Filling of holes, grooves or trenches, e.g. vias, with conductive material
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/42—Plated through-holes or plated via connections
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Abstract
前記少なくとも1種の添加剤は、
a)縮合により、式(I)
X(OH)n (I)
の少なくとも1種のポリアルコールから誘導される多価アルコール縮合化合物と、
b)少なくとも1種のアルキレンオキシドと、
を反応させ、ポリオキシアルキレン側鎖を含む多価アルコール縮合物を形成することによって得ることができ、ここで、
nは、3〜6の整数であり、及びXは、n−価の直鎖状、又は枝分かれした、2〜10個の炭素原子を有し、及び置換されていても良く、又は置換されていなくても良い脂肪族、又は脂環式の基であることを特徴とする組成物が提供される。
【選択図】なし
Description
前記少なくとも1種の添加剤は、
a)縮合により、式(I)
X(OH)m (I)
の少なくとも1種のポリルコールから誘導される多価アルコール縮合化合物と、
b)少なくとも1種のアルキレンオキシドと、
を反応させ、ポリオキシアルキレン側鎖を含む多価アルコール縮合物を形成することによって得ることができ、ここで、
mは、3〜6の整数であり、及びXは、m−価の直鎖状、又は枝分かれした、2〜10個の炭素原子を有し、及び置換されていても良く、又は置換されていなくても良い脂肪族、又は脂環式の基であることを特徴とする組成物が提供される。
X(OH)m (I)
(但し、mが3〜6の整数で、及びXがm−価の直鎖状、又は枝分れした、2〜10個の炭素原子を有する脂肪族、又は脂肪環式基である)
によって表されるポリアルコールである。
によって記載されるグリセロール縮合物である。Yは、「開始剤(スターター)」とも称されて良い。
a)本発明に従う組成物を含む金属メッキ溶液を基材と接触させる工程、及び
b)金属層を基材に堆積させるのに十分な時間、電流密度を基材に施す工程、
によって基材上に金属層を堆積させるための方法である。
−Mが、水素、又はアルカリ金属(好ましくはNa又はK)であり、
−XがP又はSであり、
−p=1〜6、
−R21が、C1〜C8アルキル基、又はヘテロアルキル基、アリール基、又はヘテロ芳香族基から選ばれる。ヘテロアルキル基は、1個以上のヘテロ原子(N、S、O)及び1〜12個の炭素原子を有している。炭素環式のアリール基は、典型的なアリール基、例えば、フェニル、ナフチルである。ヘテロ芳香族基は、適切なアリール基でもあり、及び1個以上のN、O又はS原子、及び1〜3個の、分離した環又は縮合環を含む。
−R22が、H又は(−S−R21’XO3M)から選ばれ、ここで、R21’は、R21と同一又は異なるものである。
MO3S−R21−SH
MO3S−R21−S−S−R21’−SO3M
MO3S−Ar−S−S−Ar−SO3M
(ここで、R21及びR21’は上記に定義したものであり、及びArはアリールである。)
−SPS:ビス−(3−スルホプロピル)−ジスルフィドジソジウム塩
−MPS:3−メルカプト−1−プロパンスルホン酸、ナトリウム塩。
ペンタエリチリトールエトキシレート(CAS−Nr.:30599−15−6、供給者:Aldrich、OH価 14.5mmol/g、40.0g)及びカリウムtert−ブチレート(0.80g)の混合物を、窒素の弱い流れ下に、攪拌させながら160℃に加熱した。30分後、グリセロールカーボネート(68.5g)を45分間の期間にわたって滴下させて加え、そしてバブルカウンターを使用してCO2の形成を検知した。反応物を更に4.5時間にわたり攪拌し、そして次に室温にまで冷却した。ヒドロキシル価が784.7mgKOH/gの、茶色の粘性の高い液体(79.5g)が得られた。L1720のIRスペクトルは、1600〜1900cm-1の範囲で、如何なる信号も示さず、このことは、グリセロールカーボネートの完全な変換を示していた。
トリ(ヒドロキシメチル)プロパン(50.0g)及びカリウムtert−ブチレート(2.1g)の混合物を、窒素の弱い流れ下に、攪拌させながら160℃に加熱した。1時間後、グリセロールカーボネート(118g)を45分間の期間にわたって滴下させて加え、そしてバブルカウンターを使用してCO2の形成を検知した。反応物を更に16時間にわたり攪拌し、そして次に室温にまで冷却した。生成物(182g)は、ヒドロキシル価が1042mgKOH/gであった。L1727のIRスペクトルは、1600〜1900cm-1の範囲で、如何なる信号も示さず、このことは、グリセロールカーボネートの完全な重合を示していた。
ペンタエリチリトール三量体縮合物(CAS:78−24−0、供給者:Aldrich、45g)、キシレン(150ml)及びカリウムtert−ブチレート(0.8g)を、2Lオートクレーブ内に配置し、そして窒素下に2.5バールで130℃で加熱した。3時間後、エチレンオキシド(235.8g)及びプロピレンオキシド(550.4g)の混合物を、130℃で、4時間10分の期間にわたり、部分に分けて加えた。反応を完了させるために、混合物を15時間にわたり、7バールで後反応させた。回転蒸発器で、及び減圧下に、100℃で溶媒を除去した。曇った黄色がかったオイルが観察され、これをろ過して少量の固体の不純物を除去した。残った澄んだ黄色のオイルは、ヒドロキシル価が73.7mgKOH/gであった。サイズ排除クロマトグラフィー(SEC)によって、分子量分布を測定した。多分散性:Mw/Mn=1.18。
DI水、硫酸銅としての40g/l銅、10g/lの硫酸、HClとしての0.050g/lのクロリドイオン、0.028g/lのSPS、及び3.00ml/lの、DI水中、4.7wt%溶液の、実施例1で製造された抑制剤1を組み合わせてメッキ溶液を製造した。
DI水、硫酸銅としての40g/l銅、10g/lの硫酸、HClとしての0.050g/lのクロリドイオン、0.028g/lのSPS、及び3.00ml/lの、DI水中、4.6wt%溶液の、実施例2で製造された抑制剤2を組み合わせてメッキ溶液を製造した。
DI水、硫酸銅としての40g/l銅、10g/lの硫酸、HClとしての0.050g/lのクロリドイオン、0.028g/lのSPS、及び2.50ml/lの、DI水中、4.9wt%溶液の、実施例3で製造された抑制剤3を組み合わせてメッキ溶液を製造した。
Claims (16)
- 少なくとも1種の金属イオンの供給源、及び少なくとも1種の添加剤を含む組成物であって、
前記少なくとも1種の添加剤は、
a)縮合により、式(I)
X(OH)m (I)
の少なくとも1種のポリアルコールから誘導される多価アルコール縮合化合物と、
b)少なくとも1種のアルキレンオキシドと、
を反応させ、ポリオキシアルキレン側鎖を含む多価アルコール縮合物を形成することによって得ることができ、ここで、
mは、3〜6の整数であり、及びXは、m−価の直鎖状、又は枝分かれした、2〜10個の炭素原子を有し、及び置換されていても良く、又は置換されていなくても良い脂肪族、又は脂環式の基であることを特徴とする組成物。 - 金属イオンが、銅イオンを含むことを特徴とする請求項1に記載の組成物。
- ポリアルコール縮合物が、ポリアルコールの単独縮合物、又は2種以上のポリアルコールの共−縮合物であり、前記ポリアルコール縮合物が、2〜50個のポリアルコール単位を含むことを特徴とする請求項1又は2の何れかに記載の組成物。
- ポリアルコール縮合物が、グリセロール縮合物、及びペンタエリチリトール縮合物、及びこれらの混合物から選ばれることを特徴とする請求項1〜3の何れか1項に記載の組成物。
- アルキレンオキシドが、エチレンオキシド、プロピレンキシド、及びブチレンオキシド、又はこれらの混合物から選ばれることを特徴とする請求項1〜5の何れか1項に記載の組成物。
- ポリアルキレン側鎖が、エチレンオキシドとプロピレンオキシド、及び/又はブチレンオキシドのコポリマーであることを特徴とする請求項1〜6の何れか1項に記載の組成物。
- エチレンオキシド及び更なるC3〜C4アルキレンオキシドのコポリマー中のエチレンオキシドの含有量が、10〜50質量%であることを特徴とする請求項7に記載の組成物。
- ポリオキシアルキレン側鎖が、少なくとも2個のアルキレンオキシドのランダムコポリマーであることを特徴とする請求項7又は8の何れかに記載の組成物。
- 添加剤の分子量Mwが、3000〜10000g/molであることを特徴とする請求項1〜9の何れか1項に記載の組成物。
- 更に、1種以上の促進剤を含むことを特徴とする請求項1〜10の何れか1項に記載の組成物。
- 更に、1種以上の平滑剤を含むことを特徴とする請求項1〜11の何れか1項に記載の組成物。
- 寸法が30ナノメートル以下のアパーチャーを有する機構を含む基材の上に金属を堆積させるために、請求項1〜12の何れか1項に記載の組成物を含む金属メッキ溶液を使用する方法。
- a)請求項1〜12の何れか1項に記載の組成物を含む金属メッキ溶液を基材と接触させる工程、
b)基材上に金属層を堆積させるのに十分な時間、基材に電流密度を施す工程、
によって基材上に金属層を堆積させる方法。 - 基材が、マイクロメーター以下の寸法の機構を含み、及び堆積がマイクロメーター及び/又はマイクロメーター以下の寸法の機構を満たすように行われることを特徴とする請求項14に記載の方法。
- 寸法がマイクロメーター以下の機構が、1〜30nmのアパーチャー寸法、及び/又は4以上のアスペクト比を有することを特徴とする請求項15に記載の方法。
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