JP2005513777A - 多官能性カルボシランを用いる誘電性層の製造方法 - Google Patents
多官能性カルボシランを用いる誘電性層の製造方法 Download PDFInfo
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- JP2005513777A JP2005513777A JP2003553609A JP2003553609A JP2005513777A JP 2005513777 A JP2005513777 A JP 2005513777A JP 2003553609 A JP2003553609 A JP 2003553609A JP 2003553609 A JP2003553609 A JP 2003553609A JP 2005513777 A JP2005513777 A JP 2005513777A
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- dielectric layer
- producing
- aryl
- alkyl
- layer according
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 36
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 125000003118 aryl group Chemical group 0.000 claims description 20
- 125000000217 alkyl group Chemical group 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 13
- 150000001875 compounds Chemical class 0.000 claims description 12
- 239000002904 solvent Substances 0.000 claims description 9
- 239000000758 substrate Substances 0.000 claims description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 239000003054 catalyst Substances 0.000 claims description 8
- 239000001257 hydrogen Substances 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 238000004528 spin coating Methods 0.000 claims description 6
- 238000004377 microelectronic Methods 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
- 238000009835 boiling Methods 0.000 claims description 3
- 238000003618 dip coating Methods 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 238000010345 tape casting Methods 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 150000002009 diols Chemical class 0.000 claims description 2
- 230000005670 electromagnetic radiation Effects 0.000 claims description 2
- 239000004088 foaming agent Substances 0.000 claims description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 2
- 150000007522 mineralic acids Chemical class 0.000 claims description 2
- 150000007524 organic acids Chemical class 0.000 claims description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 2
- 150000002431 hydrogen Chemical class 0.000 claims 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 24
- 239000000463 material Substances 0.000 description 18
- 239000000377 silicon dioxide Substances 0.000 description 12
- 235000012239 silicon dioxide Nutrition 0.000 description 12
- 239000000243 solution Substances 0.000 description 10
- 239000004020 conductor Substances 0.000 description 9
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 9
- 239000011148 porous material Substances 0.000 description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- 239000003989 dielectric material Substances 0.000 description 6
- 239000010408 film Substances 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 6
- -1 (2- (hydroxy-dimethylsilyl) ethylene) cyclotetrasiloxane Chemical compound 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 5
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- 239000012212 insulator Substances 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 4
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 125000001931 aliphatic group Chemical group 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 3
- 229920000620 organic polymer Polymers 0.000 description 3
- 150000001282 organosilanes Chemical class 0.000 description 3
- 229920003257 polycarbosilane Polymers 0.000 description 3
- 239000002243 precursor Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- XJYLVGGJUALOEM-UHFFFAOYSA-N O1[SiH2]O[SiH2]O[SiH2]O[SiH2]1.C(C)OC(OCC)[SiH2]C=C Chemical compound O1[SiH2]O[SiH2]O[SiH2]O[SiH2]1.C(C)OC(OCC)[SiH2]C=C XJYLVGGJUALOEM-UHFFFAOYSA-N 0.000 description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 125000005375 organosiloxane group Chemical group 0.000 description 2
- KJIFKLIQANRMOU-UHFFFAOYSA-N oxidanium;4-methylbenzenesulfonate Chemical compound O.CC1=CC=C(S(O)(=O)=O)C=C1 KJIFKLIQANRMOU-UHFFFAOYSA-N 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 235000012431 wafers Nutrition 0.000 description 2
- 125000006832 (C1-C10) alkylene group Chemical group 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- 239000005711 Benzoic acid Substances 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229910008051 Si-OH Inorganic materials 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- 229910002808 Si–O–Si Inorganic materials 0.000 description 1
- 229910006358 Si—OH Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 125000003545 alkoxy group Chemical group 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
- 229940045985 antineoplastic platinum compound Drugs 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 235000010233 benzoic acid Nutrition 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000006482 condensation reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 125000005842 heteroatom Chemical group 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229920001558 organosilicon polymer Polymers 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 150000003058 platinum compounds Chemical class 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 229920000673 poly(carbodihydridosilane) Polymers 0.000 description 1
- 229920003209 poly(hydridosilsesquioxane) Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- DWAWYEUJUWLESO-UHFFFAOYSA-N trichloromethylsilane Chemical compound [SiH3]C(Cl)(Cl)Cl DWAWYEUJUWLESO-UHFFFAOYSA-N 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
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- H—ELECTRICITY
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- 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
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02112—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer
- H01L21/02123—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing silicon
- H01L21/02126—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing silicon the material containing Si, O, and at least one of H, N, C, F, or other non-metal elements, e.g. SiOC, SiOC:H or SiONC
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/312—Organic layers, e.g. photoresist
- H01L21/3121—Layers comprising organo-silicon compounds
- H01L21/3122—Layers comprising organo-silicon compounds layers comprising polysiloxane compounds
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/314—Inorganic layers
- H01L21/316—Inorganic layers composed of oxides or glassy oxides or oxide based glass
- H01L21/31695—Deposition of porous oxides or porous glassy oxides or oxide based porous glass
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- 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
- H01L21/76801—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 dielectrics, e.g. smoothing
- H01L21/76829—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 dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/498—Leads, i.e. metallisations or lead-frames on insulating substrates, e.g. chip carriers
- H01L23/49866—Leads, i.e. metallisations or lead-frames on insulating substrates, e.g. chip carriers characterised by the materials
- H01L23/49894—Materials of the insulating layers or coatings
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- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/532—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body characterised by the materials
- H01L23/5329—Insulating materials
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- H—ELECTRICITY
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- 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
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02203—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates the layer being porous
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02205—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates the layer being characterised by the precursor material for deposition
- H01L21/02208—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates the layer being characterised by the precursor material for deposition the precursor containing a compound comprising Si
- H01L21/02214—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates the layer being characterised by the precursor material for deposition the precursor containing a compound comprising Si the compound comprising silicon and oxygen
- H01L21/02216—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates the layer being characterised by the precursor material for deposition the precursor containing a compound comprising Si the compound comprising silicon and oxygen the compound being a molecule comprising at least one silicon-oxygen bond and the compound having hydrogen or an organic group attached to the silicon or oxygen, e.g. a siloxane
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02282—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process liquid deposition, e.g. spin-coating, sol-gel techniques, spray coating
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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/30—Technical effects
- H01L2924/301—Electrical effects
- H01L2924/3011—Impedance
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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
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4644—Manufacturing multilayer circuits by building the multilayer layer by layer, i.e. build-up multilayer circuits
- H05K3/4673—Application methods or materials of intermediate insulating layers not specially adapted to any one of the previous methods of adding a circuit layer
- H05K3/4676—Single layer compositions
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Formation Of Insulating Films (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Silicon Polymers (AREA)
- Laminated Bodies (AREA)
- Inorganic Insulating Materials (AREA)
Abstract
Description
R1 4−iSi[(CH2)nSi(OR2)aR3 3−a]i (I)
[式中、
R1=アルキル、アリール、好ましくはC1〜C10−アルキル、C6〜C10−アリール、
i=2〜4、好ましくはi=4、
n=1〜10、好ましくはn=2〜4、特に好ましくはn=2、
R2=アルキル、アリール、好ましくはC1〜C10−アルキル、C6〜C10−アリール、特に好ましくはメチル、エチル、イソプロピル
a=1〜3
R3=アルキル、アリール、好ましくはC1〜C10−アルキル、C6〜C10−アリール、特に好ましくはメチル]で示される化合物である。
m=3〜6、好ましくはm=3又は4
n=2〜10、好ましくはn=2、
R4=アルキル、アリール、好ましくはC1〜C10−アルキル、C6〜C10−アリール、特に好ましくはメチル、エチル、イソプロピル;
b=1である場合には、R4は水素を表してもよく、
b=1〜3、
R5=アルキル、アリール、好ましくはC1〜C10−アルキル、C6〜C10−アリール、特に好ましくはメチル、
R6=C1〜C6 アルキル又はC6〜C14 アリール、好ましくはメチル、エチル、特に好ましくはメチル]で示される環状の化合物である。
Si[OSiR7 2(CH2)pSi(OR8)dR9 3−d]4 (III)
[式中、
R7=アルキル、アリール、好ましくはC1〜C10−アルキル、C6〜C10−アリール、特に好ましくはメチル、
p=1〜10、好ましくはp=2〜4、特に好ましくはp=2、
R8=アルキル、アリール、好ましくはC1〜C10−アルキル、C6〜C10−アリール、特に好ましくはメチル、エチル、イソプロピル;
d=1である場合には、R8は水素であってもよく、
d=1〜3、
R9=アルキル、アリール、好ましくはC1〜C10−アルキル、C6〜C10−アリール、特に好ましくはメチル]で示される化合物である。
カルボシラン 20〜30質量%、
1N縮合−触媒−溶液 0〜10質量%及び
溶剤 60〜80質量%
を有する多官能性カルボシランの配合物が使用される。
例1
イソプロパノール12.2g中に溶解させた1,3,5,7−テトラメチル−1,3,5,7−テトラ(2−(ジエトキシメチルシリル)エチレン)シクロテトラシロキサン4.4gを、0.1N p−トルエンスルホン酸−水溶液1.0gと混合した。混合物を、室温で1h撹拌した。混合物200μlを、市販のスピンコータを用いて、ガラス基板上に2000rpmでスピニングし、130℃に2h加熱した。膜の層厚は、引き続いて0.61μmであり、k−値は2.7であった。
例2
イソプロパノール8.7g中に溶解させた1,3,5,7−テトラメチル−1,3,5,7−テトラ(2−(ヒドロキシジメチルシリル)エチレン)シクロテトラシロキサン3.24gを、0.1N p−トルエンスルホン酸−水溶液1.0gと混合した。混合物を室温で1h撹拌した。混合物200μlを、2000rpmでガラス基板上にスピニングし、130℃に1h加熱し、引き続いて窒素下に200℃で1h熱処理した。熱処理した膜の層厚は、1.44μmであり、k−値は1.8であった。
例3
例2からの混合物200μlを、2000rpmでガラス基板上にスピニングし、130℃に2h加熱し、引き続いて窒素下に400℃で1h熱処理した。熱処理した膜の層厚は、0.57μmであり、k−値は2.5であった。
Claims (17)
- 誘電性層の製造方法において、多官能性カルボシランのゾル−ゲル−生成物を熱処理することを特徴とする、誘電性層の製造方法。
- 多官能性カルボシランがSi−H−結合を有しない、請求項1記載の方法。
- 多官能性カルボシランとして、一般式(I):
R1 4−iSi[(CH2)nSi(OR2)aR3 3−a]i (I)
[式中、
R1=アルキル、アリール、
i=2〜4、
n=1〜10、
R2=アルキル、アリール、
a=1〜3及び
R3=アルキル、アリール、
その際、a=1を表す場合には、R2は水素を表してもよい]で示される1つもしくはそれ以上の化合物又はそのオリゴマーを使用する、請求項1記載の誘電性層の製造方法。 - 多官能性カルボシランとして、一般式(III):
Si[OSiR7 2(CH2)pSi(OR8)dR9 3−d]4 (III)
[式中、
R7=アルキル、アリール、
p=1〜10、
R8=アルキル、アリール、
その際、d=1である場合には、R8=水素であってもよく、
d=1〜3、
R9=アルキル、アリール]で示される1つ又はそれ以上の化合物又はそのオリゴマーを使用する、請求項1記載の誘電性層の製造方法。 - 誘電性層が2.8未満、好ましくは2.5未満の誘電率を有する、請求項1記載の誘電性層の製造方法。
- ゾル−ゲル−生成物の製造の際に、多官能性カルボシランに、アルコール、ジオール、エーテル又はその混合物を添加する、請求項1記載の誘電性層の製造方法。
- ゾル−ゲル−生成物の製造の際に、多官能性カルボシランに、触媒として揮発性の有機又は無機の酸を添加する、請求項1記載の誘電性層の製造方法。
- ゾル−ゲル−生成物を、ナイフ塗布、スピンコーティング、ディップコーティング又は噴霧により基板上に塗布する、請求項1記載の誘電性層の製造方法。
- 熱処理を、工業に常用の炉中でか、ホットプレート上でか又はマイクロ波、赤外線、レーザー又は他の高エネルギー電磁放射線での照射により実施する、請求項1記載の誘電性の層の製造方法。
- 熱処理を、空気又は窒素中で200〜600℃で実施する、請求項1記載の誘電性層の製造方法。
- 誘電性層が、熱処理後に多孔性を有する、請求項1記載の誘電性層の製造方法。
- 多孔性を生じさせるために、ゾル−ゲル−生成物に、適している高沸点の溶剤、起泡剤又は熱的に不安定な成分を添加する、請求項1記載の誘電性層の製造方法。
- 誘電性層を、熱処理後にさらに処理し、その際に、表面上のヒドロキシル基の数が減少する、請求項1記載の誘電性層の製造方法。
- 請求項1から14までのいずれか1項記載の方法により製造可能である、誘電性層。
- 層が0.01−100μmの層厚を有している、請求項15記載の誘電性層。
- 高集積された超小形電子回路の製造において、チップ−パッケージングの際に、マルチチップ−モジュールを組み立てるため、並びに積層プリント基板及びディスプレイの製造のための絶縁層としての、請求項15記載の誘電性層の使用。
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DE10162443A DE10162443A1 (de) | 2001-12-19 | 2001-12-19 | Verfahren zur Herstellung von dielektrischen Schichten unter Verwendung multifunktioneller Carbosilane |
PCT/EP2002/013834 WO2003052809A1 (de) | 2001-12-19 | 2002-12-06 | Verfahren zur herstellung von dielektrischen schichten unter verwendung multifunktioneller carbosilane |
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US (1) | US7090896B2 (ja) |
EP (1) | EP1468446A1 (ja) |
JP (1) | JP2005513777A (ja) |
KR (1) | KR20040068274A (ja) |
CN (1) | CN100336183C (ja) |
AU (1) | AU2002366351A1 (ja) |
DE (1) | DE10162443A1 (ja) |
HK (1) | HK1076918A1 (ja) |
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WO (1) | WO2003052809A1 (ja) |
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US7470975B2 (en) | 2006-02-22 | 2008-12-30 | Fujitsu Limited | Composition for forming insulation film, insulation film for semiconductor device, and fabrication method and semiconductor device thereof |
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US20040038048A1 (en) * | 2000-02-02 | 2004-02-26 | Lg Chemical Ltd. | Semiconductor interlayer dielectric material and a semiconductor device using the same |
DE102004027857A1 (de) * | 2004-06-08 | 2006-01-05 | Siemens Ag | Verfahren zum Herstellen eines keramischen Werkstoffs, keramischer Werkstoff und Keramikkörper mit dem keramischen Werkstoff |
US7575979B2 (en) * | 2004-06-22 | 2009-08-18 | Hewlett-Packard Development Company, L.P. | Method to form a film |
JP5324734B2 (ja) * | 2005-01-21 | 2013-10-23 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 誘電体材料とその製造方法 |
US7892648B2 (en) * | 2005-01-21 | 2011-02-22 | International Business Machines Corporation | SiCOH dielectric material with improved toughness and improved Si-C bonding |
US20080012074A1 (en) * | 2006-07-14 | 2008-01-17 | Air Products And Chemicals, Inc. | Low Temperature Sol-Gel Silicates As Dielectrics or Planarization Layers For Thin Film Transistors |
US20110076416A1 (en) * | 2008-05-26 | 2011-03-31 | Basf Se | Method of making porous materials and porous materials prepared thereof |
US10361137B2 (en) * | 2017-07-31 | 2019-07-23 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor device and method |
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US5677410A (en) * | 1995-05-16 | 1997-10-14 | Bayer Ag | Carbosilane-dendrimers, carbosilane-hybrid materials, methods for manufacturing them and a method for manufacturing coatings from the carbosilane-dendrimers |
JPH09143420A (ja) * | 1995-09-21 | 1997-06-03 | Asahi Glass Co Ltd | 低誘電率樹脂組成物 |
US6005131A (en) | 1996-01-30 | 1999-12-21 | Bayer Aktiengesellschaft | Multi-functional, cyclic organosiloxanes, process for the production thereof and use thereof |
DE19603241C1 (de) * | 1996-01-30 | 1997-07-10 | Bayer Ag | Multifunktionelle, cyclische Organosiloxane, Verfahren zu deren Herstellung und deren Verwendung |
US6043330A (en) | 1997-04-21 | 2000-03-28 | Alliedsignal Inc. | Synthesis of siloxane resins |
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JP2002502447A (ja) | 1997-05-23 | 2002-01-22 | アグフア−ゲヴエルト・アクチエンゲゼルシヤフト | 被覆粒子 |
US6042994A (en) | 1998-01-20 | 2000-03-28 | Alliedsignal Inc. | Nanoporous silica dielectric films modified by electron beam exposure and having low dielectric constant and low water content |
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TWI291728B (en) * | 2000-04-28 | 2007-12-21 | Lg Chem Investment Ltd | A process for preparing insulating material having low dielectric constant |
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KR100507967B1 (ko) * | 2003-07-01 | 2005-08-10 | 삼성전자주식회사 | 실록산계 수지 및 이를 이용한 반도체 층간 절연막 |
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US7470975B2 (en) | 2006-02-22 | 2008-12-30 | Fujitsu Limited | Composition for forming insulation film, insulation film for semiconductor device, and fabrication method and semiconductor device thereof |
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US7090896B2 (en) | 2006-08-15 |
HK1076918A1 (en) | 2006-01-27 |
DE10162443A1 (de) | 2003-07-03 |
AU2002366351A1 (en) | 2003-06-30 |
EP1468446A1 (de) | 2004-10-20 |
WO2003052809A1 (de) | 2003-06-26 |
US20030181537A1 (en) | 2003-09-25 |
CN100336183C (zh) | 2007-09-05 |
TWI265964B (en) | 2006-11-11 |
CN1605118A (zh) | 2005-04-06 |
KR20040068274A (ko) | 2004-07-30 |
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