WO2006057242A1 - 遷移金属の還元方法、それを用いたケイ素含有重合体の表面処理方法、遷移金属微粒子の製造方法、物品および配線基板の製造方法 - Google Patents
遷移金属の還元方法、それを用いたケイ素含有重合体の表面処理方法、遷移金属微粒子の製造方法、物品および配線基板の製造方法 Download PDFInfo
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- WO2006057242A1 WO2006057242A1 PCT/JP2005/021446 JP2005021446W WO2006057242A1 WO 2006057242 A1 WO2006057242 A1 WO 2006057242A1 JP 2005021446 W JP2005021446 W JP 2005021446W WO 2006057242 A1 WO2006057242 A1 WO 2006057242A1
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- containing polymer
- fine particles
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1603—Process or apparatus coating on selected surface areas
- C23C18/1607—Process or apparatus coating on selected surface areas by direct patterning
- C23C18/1612—Process or apparatus coating on selected surface areas by direct patterning through irradiation means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/05—Metallic powder characterised by the size or surface area of the particles
- B22F1/054—Nanosized particles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/05—Metallic powder characterised by the size or surface area of the particles
- B22F1/054—Nanosized particles
- B22F1/056—Submicron particles having a size above 100 nm up to 300 nm
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1603—Process or apparatus coating on selected surface areas
- C23C18/1607—Process or apparatus coating on selected surface areas by direct patterning
- C23C18/1608—Process or apparatus coating on selected surface areas by direct patterning from pretreatment step, i.e. selective pre-treatment
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/18—Pretreatment of the material to be coated
- C23C18/1851—Pretreatment of the material to be coated of surfaces of non-metallic or semiconducting in organic material
- C23C18/1872—Pretreatment of the material to be coated of surfaces of non-metallic or semiconducting in organic material by chemical pretreatment
- C23C18/1886—Multistep pretreatment
- C23C18/1889—Multistep pretreatment with use of metal first
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/18—Pretreatment of the material to be coated
- C23C18/20—Pretreatment of the material to be coated of organic surfaces, e.g. resins
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
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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
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/105—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern by conversion of non-conductive material on or in the support into conductive material, e.g. by using an energy beam
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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
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/18—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using precipitation techniques to apply the conductive material
- H05K3/181—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using precipitation techniques to apply the conductive material by electroless plating
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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
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/01—Dielectrics
- H05K2201/0137—Materials
- H05K2201/0162—Silicon containing polymer, e.g. silicone
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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
- H05K3/38—Improvement of the adhesion between the insulating substrate and the metal
- H05K3/389—Improvement of the adhesion between the insulating substrate and the metal by the use of a coupling agent, e.g. silane
Definitions
- Transition metal reduction method surface treatment method for silicon-containing polymer using the same, transition metal fine particle production method, article, and wiring board production method
- the present invention relates to a method for reducing a transition metal belonging to a non-noble metal, and in particular, is required when manufacturing electronic circuits and electronic parts for high-density and fine semiconductor applications and home appliance applications, or magnetic materials.
- a method for producing the above transition metal fine particles used for organic synthesis as a magnetic component or catalyst, a surface treatment method for imparting conductivity to the surface of a substrate or a base for plating, and a metal layer on the surface treatment It relates to the metallization method to form.
- Non-patent Document 1 an organosilicon polymer typified by polysilane as a conductive material
- Patent Document 2 the conductivity is improved by doping polysilane with silver ions (Patent Document 1), or by weakly irradiating light and then doping with a noble metal salt to perform electroless plating (Patent Document 2, Patent Document 3).
- Patent Document 2 A method for forming a metal thin film on a substrate has been developed.
- Patent Document 1 Japanese Patent Laid-Open No. 10-120907
- Patent Document 2 JP 2002-105656 A
- Patent Document 3 Japanese Patent Laid-Open No. 10-268521
- Patent Document 4 JP 2002-356782 A
- Patent Document 5 Japanese Patent Laid-Open No. 10-73925
- Patent Document 6 Japanese Patent Laid-Open No. 7-114188
- Patent Document 7 Japanese Patent Laid-Open No. 9-179305
- Patent Document 8 Japanese Patent Laid-Open No. 10-317022
- Patent Document 9 Japanese Patent No. 2818863
- Patent Document 10 Japanese Patent Laid-Open No. 11-61206
- Non-patent document 1 "New development of organic key material science” Supervised by Hideki Sakurai, CMC Publishing Co., Ltd., 2001
- Non-Patent Document 2 Anderson et al. J. Am. Chem. Soc. 80 ⁇ pp. 5083-5085 (1958) Disclosure of the Invention Problems to be solved by the invention
- An object of the present invention is to provide a method for reducing a transition metal belonging to a non-noble metal by an easy and safe method, and particularly to a non-noble metal salt using a highly reactive reducing agent such as hydrogen or hydrazine.
- a highly reactive reducing agent such as hydrogen or hydrazine.
- the above transition metal fine particles have been obtained by reducing the transition metal salt to which it belongs, it is possible to provide a method for producing the above transition metal particles in an easier and safer manner than the conventional method, and at a low cost.
- the object is to provide a surface treatment method for metallizing the surface of a silicon-containing polymer using a metal material.
- Another object of the present invention is to provide a method for metallizing a substrate or a three-dimensional object surface having an arbitrary material or an arbitrary shape, or forming a pattern of a metal layer such as a wiring.
- the organometallic compound which has been considered to be unable to reduce the transition metal salt
- the transition metal is the transition metal. It has been found that reduction can be achieved by selecting a salt anion.
- the inventors have found that the transition metal fine particles can be easily deposited by utilizing the reducing property of the organic silicon compound, and that the transition metal fine particles are deposited on or in the polymer containing the silicon.
- the present invention includes a transition metal selected from the group consisting of copper, nickel, iron, cobalt, titanium, vanadium, zirconium, molybdenum, tungsten, chromium, and manganese as a metal component, and the counteranion is a key.
- a transition metal reduction method comprising reducing and precipitating the transition metal by bringing a solution or suspension of a transition metal salt capable of coordinating with an elementary atom into contact with an organic silicon compound.
- the present invention is a method of forming the transition metal fine particles by reducing the transition metal using the reduction method.
- the present invention also uses the above-described reduction method using a polymer containing a cage as an organic cage compound.
- the metal layer may be formed by further plating the surface of the above-mentioned polymer containing the fine particles of the transition metal.
- a latent image is formed on the silicon-containing polymer by partially irradiating light to the silicon-containing polymer, followed by heat treatment, and then the silicon-containing polymer is converted into the transition metal salt solution.
- the transition metal fine particles are formed on the non-exposed portion of the silicon-containing polymer or in the silicon-containing polymer by reducing the contact metal salt in contact with the suspension.
- a metal layer may be formed on the non-exposed portion by plating on this.
- the silicon-containing polymer may be a substrate or a three-dimensional object coated with an organic silicon compound.
- the present invention provides the above-described surface treatment including partially irradiating the silicon-containing polymer formed on the substrate using a negative mask corresponding to the wiring pattern.
- This is a method for manufacturing a wiring board obtained by plating.
- a three-dimensional object having a patterned metal layer can be obtained by performing plating after performing the same surface treatment on the three-dimensional object.
- the present invention is a method of metallizing a substrate by performing any of the above-mentioned surface treatments on the surface of the silicon-containing polymer formed on the substrate.
- the base means a flat substrate or a three-dimensional object.
- the present invention is an article characterized in that a silicon-containing polymer is formed on the surface, and the transition metal fine particles are further formed on the surface of the silicon-containing polymer.
- the surface can be metallized to impart functions such as conductivity and decoration.
- functions such as conductivity and decoration.
- an antistatic function can be imparted. Or it is useful as an intermediate product.
- Transition metal salt counter capable of coordinating to the key atoms of the organic key compounds described above.
- An anion is one in which the Pauling electronegativity of the atom at the center of the anion preferably exceeds the value of Br (bromine).
- the transition metal fine particles can be easily obtained using an organic silicon compound that is easy to handle as a reducing agent.
- the obtained transition metal fine particles can be used not only for metal materials such as transition metal bases, electronic materials, but also for organic reaction catalysts.
- the surface of the substrate can be modified by applying a silicon-containing polymer to the substrate and bringing it into contact with the transition metal salt solution or suspension, and if necessary, metallized. Accordingly, the shape and material of the substrate can be selected as long as the material can be coated with the silicon-containing polymer.
- the surface treatment or metallization can be selectively performed only on a desired portion of the substrate by applying the polymer containing a polymer only to a necessary portion or exposing an unnecessary portion.
- This surface treatment can impart conductivity or thereby provide an antistatic function. It can also enhance the aesthetic appearance of any shape.
- JP-A-2002-105656 A technique for reducing a noble metal salt to form a noble metal colloid due to the reducing property of polysilane is disclosed in JP-A-2002-105656.
- the patent publication states that “a copper or nickel salt having a standard oxidation-reduction potential lower than 0.54 V cannot be reduced with a kale-containing polymer”, but the present inventors have disclosed various transition metal salts.
- the transition metal salt counteranion uses a salt that easily coordinates to the carbon atom of the silicon-containing polymer, such as acetate ion and chloride ion. As a result, a reaction was found that can reduce a transition metal salt having a low redox potential.
- transition metal fine particles can be easily obtained by washing and extracting the transition metal fine particles that are precipitated by mixing the organosilicon compound and the transition metal salt. Mix the solid or solution or suspension of the organosilicon compound with the solid or solution or suspension of the transition metal salt and react at room temperature or with heating, and then wash if necessary to obtain transition metal fine particles.
- the metal salt reaction may be solid phase-solid phase reaction, liquid phase-solid phase reaction, solid phase-solution reaction, or solution-solution reaction. Is preferable. It is preferable to react at room temperature.
- the organic cage compound a compound having a Si-H bond or Si-S bond, which may be a low molecule or a polymer, is preferable. More preferably, hydrosilanes, polyhydrosilanes or polysilanes having Si-H bonds or Si-Si bonds are preferred. Examples of the polysilane having an S-Si bond include methylphenyl polysilane (PhMeSi) n, and examples of the polysilane having an Si_H bond include phenyl polysilane (PhHSi) n. Further, the organic cage compound may be used singly or as a mixture of plural kinds. The organosilicon compound used in the present invention can be synthesized by a known synthesis method or a new reaction.
- transition metal or transition metal fine particles can be formed from a transition metal salt due to the reducibility of the organosilicon compound, and can be applied to various materials.
- the transition metal salt one having a counteranion capable of coordinating to a carbon atom is preferable.
- the transition metal salt one having a counteranion capable of coordinating to a carbon atom is preferable.
- one or two selected from the group consisting of acetate, fluoride, chloride, carbonate, sulfate, nitrate, hydroxide, alcoholate, oxalate and carboxylate of transition metal More than species are preferred.
- a metal salt having an anion capable of coordinating to the key it is considered that a chemical species in which the key atom in the organic key compound is more reducible is generated.
- the solvent of the transition metal salt solution or suspension is preferably a solvent that dissolves a certain amount of the transition metal salt and dissolves only a small amount of the silicon-containing polymer. Specifically, acetonitrinole, methanol, ethanol, and 2-propanol are preferred.
- the transition metal is selected from the group force consisting of copper, nickel, iron, cobalt, titanium, vanadium, zirconium, molybdenum, tungsten, chromium and manganese.
- copper, nickel, iron or Cobalt is practically preferred.
- the amount of the transition metal salt is usually:! To 1,000 parts by mass, preferably 10 to 300 parts by mass with respect to 100 parts by mass of the organosilicon compound.
- Another embodiment utilizing reduction is a method of forming fine particles of transition metal on or in a silicon-containing polymer.
- the fine particles are grown to form a continuous film, or plated on the fine particles to form a film having a required thickness.
- Key Elemental polymers have the ability to reduce transition metal salts with anions that can be coordinated to the C atom alone to produce transition metal particles, and transition on or into the polymer. It is thought that metal fine particles were generated and plating was possible there.
- the metal fine particles on the polymer to be formed have a shape close to a flat circle with a width of 0.05 to 1 ⁇ and a thickness of 0.01 to 0.1 ⁇ , or a diameter of 0.01 to 2 zm. It was a flat spherical shape.
- transition metal fine particles can be selectively formed on or in the silicon-containing polymer only in the non-exposed portion. After that, it is desirable to form a 0.01 to 20 ⁇ m thick plating layer by electroless plating of metal. If necessary, electroless plating may be performed after electroless plating. By plating the metal, the decorativeness can be improved and the conductivity can be increased, and it can be applied to various materials.
- the transition metal salt can be reduced and the transition metal salt cannot be reduced by irradiating ultraviolet light through a photomask in which a wiring pattern is formed on the silicon-containing polymer thin film.
- Part (exposed part), and then immersed in the transition metal salt solution or suspension to selectively form the transition metal fine particle dispersed part in the non-exposed part, and the subsequent metal plating reduces the conductor width.
- Patterned conductors microfabricated to sizes up to 100 ⁇ m can be formed without using expensive catalysts and resists.
- the ultraviolet light source used here is preferably a light source such as a high-pressure mercury lamp, a low-pressure mercury lamp, or a halogen lamp, but is not limited thereto.
- the heating temperature is preferably 100 ° C to 250 ° C.
- the immersion time in the transition metal salt solution or suspension should be set longer than when heat treatment or the drying temperature of the polymer is increased. It is desirable to shorten it. In this case, since there is no pattern boundary, the pattern boundary may be blurred.
- the drying temperature of the silicon-containing polymer applied to the substrate is preferably 30 to 160 ° C. so that the silicon polymer is sufficiently dried.
- the silicon-containing polymer is preferably a compound having a Si-H bond or a Si-Si bond. Further, a compound having a Si—H bond is more preferable. These have solvent solubility properties that allow them to dissolve in small amounts in suitable solvents. Furthermore, it is also preferable that the compounds produced before and after light irradiation have different reducing properties. In this respect, polysilane or porcarbosilane having a Si—H bond or a Si—Si bond is more preferable. Furthermore, polysilane or polycarbosilane having an S-to-H bond is particularly preferred.
- polysilane it is particularly preferable to use a single polysilane represented by the formula (1) or a mixture of different types in the formula (1).
- Rl and R2 each independently represents a hydrogen atom or a substituted or unsubstituted alkyl group, alkenyl group, alkyne group, aryleno group, or heterocyclic group, and n represents an integer of 5 to 100,000.
- Rl or R2 is hydrogen.
- the weight average molecular weight of the key polymer is not particularly limited as long as the key resin is soluble in a solvent and can form a thin film on a substrate. However, the ease of synthesis, solubility in the solvent, The range from 500 to 6,000,000 is preferred because of its membrane properties.
- These organosilicon compounds used in the present invention can be synthesized by a known synthesis method and are desirably produced in a high-purity nitrogen atmosphere.
- the organic silicon compound may be used singly or in combination.
- a photoradical generator may be added to the cage-containing polymer.
- oxidation of the exposed area is promoted and completed, and the boundary between the exposed area and the non-exposed area can be sheared to improve the thinning.
- photo radical generators peroxides, peracids, peresters, 1,3,5-triazines, amine oxides, phosphine oxides, sulfinoxides, sulfones, azo compounds are preferred.
- peroxides, peracids, and peresters that can generate oxygen radicals by light irradiation and oxidize the light-irradiated part are particularly preferred. preferable.
- the photooxidation wavelength of the silicon-containing polymer mixture can be changed by selecting a photoradical generator.
- the addition amount of the photo radical generator is not particularly limited, and can be appropriately selected from a wide range.
- the amount is preferably 0.5 to 100 parts by mass with respect to 100 parts by mass of the silicon-based polymer.
- Transition metal salts include acetates, fluoride salts, chloride salts, carbonates, sulfates, nitrates, hydroxide salts, alcoholates, oxalates and carboxylates of the above transition metals.
- One type or two or more types selected from these groups are preferred.
- the amount of the transition metal salt is usually:! To 1,000 parts by mass, preferably 1 to 100 parts by mass with respect to 100 parts by mass of the silicon-containing polymer.
- a solvent that dissolves a certain amount of the transition metal salt and dissolves only a small amount of the key polymer is preferable. Specifically, acetonitrile, methanol, ethanol, 2-propanol are preferred.
- the transition metal may be selected from the group consisting of copper, nickel, iron, cobalt, titanium, vanadium, zirconium, molybdenum, tungsten, chromium, and manganese.
- Nickel, iron or cobalt is particularly preferred in practice.
- Examples of the plating include electroless copper plating, electroless nickel plating, etc., and thereafter, electrolytic copper plating, electrolytic nickel plating, electrolytic silver plating, electrolytic gold plating, etc. may be applied or reduced.
- the plating may be performed with a metal different from the generated transition metal fine particles.
- a solution of a polymer containing a silicon is prepared, and the solution is applied on the substrate, and then is subjected to normal pressure or reduction.
- Examples thereof include a method of obtaining a thin film by volatilizing the solvent at room temperature under pressure or by heating. The drying temperature at this time is preferably in the range of 30 ° C to 160 ° C.
- the material of the substrate is not particularly limited as long as it can be applied with a polymer containing a silicon, but glass, quartz, polyimide, silicon, and glass epoxy resin, which have been proven in various applications, are preferred.
- a flat plate or a three-dimensional object made of the above material is suitable.
- the polymer solution containing silicon can be applied to objects of any shape, wiring boards such as flexible boards, multilayer boards and build-up boards, non-flat packages on which photoelectric elements and semiconductor elements are placed, solar cells, Wiring of large equipment such as various displays, medical equipment, etc. Any substrate that requires high-density fine wiring, or a substrate that requires wiring for forming a micromachine MEMS, can be used as the substrate.
- the silicon-containing polymer film formed on the substrate may be peeled from the substrate and used in the form of a film or a sheet.
- the silicon polymer solution may be applied to the entire surface of the substrate to be surface-treated, or may be applied only to the through-hole portion of the wiring board or the portion requiring wiring of the substrate listed above. .
- a silicon-containing polymer layer is formed on a substrate to be a printed wiring board, and ultraviolet light is irradiated through a photomask having a pattern corresponding to the wiring pattern. To do.
- this is preferably heat-treated at 100 ° C. to 250 ° C. and immersed in the transition metal fine particle solution or suspension, transition metal fine particles are not formed in the irradiated portion (exposed portion). The transition metal fine particles are formed only in the non-exposed part.
- a metal electroless plating is performed on the silicon-containing polymer, the metal is deposited only on the non-exposed area, and a metal wiring pattern is obtained.
- the substrate material can be selected from a wide range of materials.
- a glass epoxy substrate or a polyimide substrate conventionally used as a wiring substrate is preferably used.
- a photoelectric element mounting package or a semiconductor element mounting package having a wiring pattern on at least the outer surface can be obtained as a three-dimensional object.
- a silicon-containing polymer layer is applied and formed on the entire surface or a place where metallization is required, and this is immersed in the transition metal salt solution.
- the transition metal fine particles By depositing the transition metal fine particles on the surface and plating on this, a three-dimensional object having a metallized surface can be obtained.
- the material of the substrate can be selected from a wide range of materials as long as it can be coated with a polymer containing a silicon.
- the article obtained by the present invention includes, for example, a wiring board, an electronic element, a light emitting / receiving element, a package containing an electronic element or an optical element, an electronic component such as an electromagnetic shielding material, an optical component or an electronic material, an antenna, Preferred examples include magnetic parts such as motors and inductance elements, or magnetic materials, micromachine structures, and metallic ornaments. This is not the case.
- the present invention will be described in more detail with reference to the following examples, but the present invention is not limited to these examples.
- all parts represent parts by mass, and the physical properties are values at 25 ° C.
- the silicon-containing polymer used in the present invention can be synthesized by a known synthesis method such as the Wurz method or the metaguchisen method.
- an electroless copper plating bath was an ATS ad-capper solution manufactured by Okuno Pharmaceutical.
- Metal fine particles were deposited on the surface and in the vicinity thereof.
- the metal fine particles deposited on the polymer were copper fine particles as a result of analysis, and the size was measured by TEM. It was a slightly flat sphere in the range of ⁇ ⁇ , which was obtained by electroless copper plating for 30 minutes.
- n 1 part is dissolved in 9 parts toluene, applied onto a glass substrate by spin coating (500 rpm, 20 seconds), and dried under reduced pressure at 60 ° C for 1 hour to form a polysilane film on the substrate did.
- n 30-100.
- the substrate was immersed in a solution of 1 part of copper (I) acetate suspended in 99 parts of acetonitrile in a nitrogen atmosphere at room temperature for 2 minutes with stirring. Washed and dried in a nitrogen stream for 5 minutes. When observed after drying, the same color as in Example 1 was confirmed.
- the substrate was electrolessly plated with copper for 30 minutes to produce a substrate having a conductive copper layer on the entire surface.
- the thickness of the formed copper layer was about 0.1 ⁇ m.
- n 1 part is dissolved in 9 parts toluene, applied onto a glass epoxy substrate by spin coating (500 rpm, 20 seconds), dried under reduced pressure at 60 ° C. for 1 hour, and a polysilane film on the substrate Formed.
- n is 30-100.
- This substrate was irradiated with 1.2 Jm 2 of UV light at 254 nm using a photomask with a 100 xm stripe pattern in both width and spacing, and a latent image was formed on polysilane on the substrate. After this light irradiation, the substrate was heat-treated at 170 ° C. under reduced pressure for 1 hour.
- the substrate was immersed in a solution of 0.3 parts of copper (I) suspended in 99.7 parts of acetonitrile in a nitrogen atmosphere at room temperature for 5 minutes with stirring, washed with acetonitrile for 10 seconds, and 5 minutes. Dry with a stream of nitrogen. When observed after drying, the same color as in Example 1 was confirmed in the unexposed area.
- This substrate was electrolessly plated with copper for 30 minutes to form a wiring substrate having a copper layer formed on the non-exposed portion and having a striped conductive copper layer.
- the thickness of the copper layer formed in the unexposed area was about 0.1 ⁇ m.
- the heat treatment temperature after light irradiation was set to 150 ° C., and other conditions were the same as in Example 3. A similar copper layer stripe pattern was obtained.
- Example 3 When the same experiment as in Example 3 was performed at 200 ° C. after the light irradiation, the same result as in Example 3 was obtained.
- n 1 part is dissolved in 9 parts toluene, applied onto a glass epoxy substrate by spin coating (500 rpm, 20 seconds), dried under reduced pressure at 60 ° C. for 1 hour, and a polysilane film on the substrate Formed.
- n is 30-100.
- This substrate was irradiated with 1.2 Jm 2 of UV light at 254 nm using a photomask with a 100 xm stripe pattern in both width and spacing, and a latent image was formed on polysilane on the substrate. After this light irradiation, the substrate was heat-treated at 170 ° C. under reduced pressure for 1 hour.
- the substrate was immersed for 5 minutes with stirring in a solution of 0.3 parts of copper (I) chloride suspended in 99.7 parts of acetonitrile in a nitrogen atmosphere at room temperature, washed with acetonitrile for 10 seconds, and then washed for 5 minutes. Dry with a stream of nitrogen. Observed after drying, unexposed area is the same as Example 1. The color was confirmed.
- This substrate was electrolessly plated with copper for 30 minutes to form a wiring substrate having a copper layer formed on the non-exposed portion and having a striped conductive copper layer. The thickness of the copper layer formed in the unexposed area was about 0.1 ⁇ m.
- n 1 part is dissolved in 9 parts toluene, applied onto a glass epoxy substrate by spin coating (500 rpm, 20 seconds), dried under reduced pressure at 60 ° C. for 1 hour, and a polysilane film on the substrate Formed.
- n is 30-100.
- This substrate was irradiated with 1.2 Jm 2 of UV light at 254 nm using a photomask with a 100 xm stripe pattern in both width and spacing, and a latent image was formed on polysilane on the substrate. After this light irradiation, the substrate was heat-treated at 170 ° C. under reduced pressure for 1 hour.
- the substrate was immersed in a solution of 0.3 parts of copper ethoxide (I) suspended in 99.7 parts of acetonitrile in a nitrogen atmosphere at room temperature for 5 minutes with stirring, and washed with acetonitrile for 10 seconds. Dry with nitrogen stream for minutes. When observed after drying, the same color as in Example 1 was confirmed in the unexposed area.
- this substrate By subjecting this substrate to electroless copper plating for 30 minutes, a copper layer was formed only in the non-exposed area, and a wiring substrate having a striped conductive copper layer was produced.
- the thickness of the copper layer formed in the non-exposed part was about 0.1 ⁇ m.
- n 1 part is dissolved in 9 parts of toluene, applied onto a glass epoxy substrate by spin coating (500 rpm, 20 seconds), dried under reduced pressure at 60 ° C. for 1 hour, and a polysilane film on the substrate Formed.
- n is 30-100.
- This substrate was irradiated with 1.2 Jm 2 of UV light at 254 nm using a photomask with a 100 xm stripe pattern in both width and spacing, and a latent image was formed on polysilane on the substrate. After this light irradiation, the substrate was heat-treated at 170 ° C. under reduced pressure for 1 hour.
- the substrate was immersed for 5 minutes with stirring in a solution of 0.3 parts of copper (I) oxalate suspended in 99.7 parts of acetonitrile in a nitrogen atmosphere at room temperature, and washed with acetonitrile for 10 seconds. And dried in a nitrogen stream for 5 minutes. When observed after drying, the same color as in Example 1 was confirmed in the unexposed area.
- This substrate was electrolessly plated with copper for 30 minutes to form a wiring substrate having a striped conductive copper layer in which a copper layer was formed only in the unexposed area.
- the thickness of the copper layer formed in the unexposed area was about 0.1 ⁇ m.
- n 1 part is dissolved in 9 parts toluene, applied onto a glass epoxy substrate by spin coating (500 rpm, 20 seconds), dried under reduced pressure at 60 ° C. for 1 hour, and a polysilane film on the substrate Formed.
- n is 30-100.
- This substrate was irradiated with 1.2 Jm 2 of UV light at 254 nm using a photomask with a 100 xm stripe pattern in both width and spacing, and a latent image was formed on polysilane on the substrate. After this light irradiation, the substrate was heat-treated at 170 ° C. under reduced pressure for 1 hour.
- the substrate was immersed in a solution of 0.3 parts of copper (I) suspended in 99.7 parts of acetonitrile in a nitrogen atmosphere at room temperature for 5 minutes with stirring, washed with acetonitrile for 10 seconds, and 5 minutes. Dry with a stream of nitrogen. When observed after drying, the same color as in Example 1 was confirmed in the unexposed area.
- This substrate was electrolessly plated with copper for 30 minutes to form a wiring substrate having a copper layer formed on the non-exposed portion and having a striped conductive copper layer.
- the thickness of the copper layer formed in the unexposed area was about 0.1 ⁇ m.
- R2 H
- B is dissolved in 9 parts of toluene, applied onto a glass epoxy substrate by spin coating (500 rpm, 20 seconds), dried under reduced pressure at 60 ° C. for 1 hour, and polysilane on the substrate. A film was formed. n is 30-100.
- This substrate was irradiated with 1.2 Jm 2 of 254 nm UV light using a photomask with a 100 ⁇ stripe pattern in both width and spacing to form a latent image on polysilane on the substrate. After this light irradiation, the substrate was heat-treated at 170 ° C. under reduced pressure for 1 hour.
- the substrate was immersed in a solution of 0.3 parts of copper (I) suspended in 99.7 parts of acetonitrile in a nitrogen atmosphere at room temperature for 5 minutes with stirring, washed with acetonitrile for 10 seconds, and 5 minutes. Dry with a stream of nitrogen. When observed after drying, the same color as in Example 1 was confirmed in the unexposed area.
- This substrate was electrolessly plated with copper for 30 minutes to form a wiring substrate having a copper layer formed on the non-exposed portion and having a striped conductive copper layer.
- the thickness of the copper layer formed in the unexposed area was about 0.1 ⁇ m.
- n 30-100.
- This substrate was exposed to 1.2 Jm 2 of 254 nm UV light using a photomask with a stripe pattern of 100 xm in width and spacing to form a latent image on polysilane on the substrate. After this light irradiation, the substrate was heated at 170 ° C. under reduced pressure for 1 hour.
- the substrate was immersed in a solution of 0.3 parts of copper (I) chloride suspended in 99.7 parts of acetonitrile in a nitrogen atmosphere at room temperature for 5 minutes while stirring, and washed with acetonitrile for 10 seconds. Dry with nitrogen stream for minutes. When observed after drying, the same color as in Example 1 was confirmed in the unexposed area. By electroless copper plating for 30 minutes, a copper layer was formed only on the unexposed area, and a wiring board having a striped conductive copper layer was produced. The thickness of the copper layer formed in the non-exposed part was about 0.1 ⁇ m.
- the substrate was immersed in a solution of 0.3 parts of copper ethoxide (I) suspended in 99.7 parts of acetonitrile in a nitrogen atmosphere at room temperature for 5 minutes with stirring, washed with acetonitrile for 10 seconds, and then washed for 5 minutes. Dry with a stream of nitrogen. When observed after drying, the same color as in Example 1 was confirmed in the unexposed area.
- electroless copper plating on this substrate for 30 minutes a copper layer was formed only on the non-exposed area, and a wiring substrate having a striped conductive copper layer was produced.
- the thickness of the copper layer formed in the non-exposed part was about 0.1 ⁇ m.
- p-anisylhydropolysilane 1 part of p-anisylhydropolysilane is dissolved in 9 parts of toluene, applied onto a glass epoxy substrate by spin coating (500 rpm, 20 seconds), dried under reduced pressure at 60 ° C for 1 hour, and then polysilane on the substrate. A film was formed. n is 30-100.
- This substrate was exposed to 1.2 Jm 2 of 254 nm UV light using a photomask with a stripe pattern of 100 xm in width and spacing to form a latent image on polysilane on the substrate. After this light irradiation, the substrate was heated at 170 ° C. under reduced pressure for 1 hour.
- this substrate was treated with 0.3 parts of copper oxalate (I ) Was immersed in a solution suspended in 99.7 parts of acetonitrile for 5 minutes with stirring, washed with acetonitrile for 10 seconds, and dried in a nitrogen stream for 5 minutes. When observed after drying, the same color as in Example 1 was confirmed in the unexposed area.
- electroless copper plating on this substrate for 30 minutes a copper layer was formed only on the non-exposed area, and a wiring substrate having a striped conductive copper layer was produced.
- the thickness of the copper layer formed in the non-exposed part was about 0.1 ⁇ m.
- p-anisylhydropolysilane 1 part of p-anisylhydropolysilane is dissolved in 9 parts of toluene, applied onto a glass epoxy substrate by spin coating (500 rpm, 20 seconds), dried under reduced pressure at 60 ° C for 1 hour, and then polysilane on the substrate. A film was formed. n is 30-100.
- this substrate was irradiated with 254 nm UV light at 1.2 J m 2 to form a latent image on polysilane on the substrate. After this light irradiation, the substrate was heated at 170 ° C. under reduced pressure for 1 hour.
- this substrate was immersed in a solution of 0.3 parts of copper (I) suspended in 99.7 parts of acetonitrile in a nitrogen atmosphere at room temperature for 5 minutes while stirring, and washed with acetonitrile for 10 seconds. Dry with nitrogen stream for minutes. When observed after drying, the same color as in Example 1 was confirmed in the unexposed area. By electroless copper plating for 30 minutes, a copper layer was formed only on the unexposed area, and a wiring board having a striped conductive copper layer was produced. The thickness of the copper layer formed in the non-exposed part was about 0.1 ⁇ m.
- This substrate was irradiated with 254 mm UV light at 1.2 Jm 2 using a photomask with a 100 ⁇ m stripe pattern in both width and spacing to form a latent image on polysilane on the substrate. After this light irradiation, the substrate was heat-treated at 170 ° C. under reduced pressure for 1 hour.
- the substrate was immersed in a solution of 0.3 parts of copper (I) suspended in 99.7 parts of acetonitrile in a nitrogen atmosphere at room temperature for 5 minutes with stirring, washed with acetonitrile for 10 seconds, and 5 minutes. Dried in a nitrogen stream. When observed after drying, the same color as in Example 1 was confirmed in the non-exposed area.
- electroless copper plating to this substrate for 30 minutes, a copper layer is formed only in the non-exposed areas and stripes are formed.
- a wiring board having a conductive copper layer was prepared. The thickness of the copper layer formed in the unexposed area was about 0.1 zm.
- the substrate was dried under reduced pressure at 150 ° C for 1 hour and cooled, and then the substrate was stirred in a suspension of 1 part of copper (I) acetate in 99 parts of acetonitrile in a nitrogen atmosphere at room temperature. It was immersed for 5 minutes, further washed with acetonitrile for 10 seconds, and dried in a nitrogen stream for 5 minutes. When observed after drying, the same color as in Example 1 was confirmed in the unexposed area. As a result of analysis, the metal fine particles deposited on the non-exposed areas were copper fine particles.
- the size of the metal fine particles measured by TEM was slightly flat and spherical in the range of 0.05 to 0.1 ⁇ m.
- this substrate was subjected to electroless copper plating for 30 minutes, whereby a copper layer was formed only in the non-exposed area, and a wiring substrate having a striped conductive copper layer was produced.
- the thickness of the copper layer formed in the unexposed area was 0.1 ⁇ m.
- Example 3 1 part of (PhHSi) n was dissolved in 9 parts of toluene, applied onto a glass substrate by spin coating (500 rpm, 20 seconds), and dried under reduced pressure at 60 ° C for 1 hour. A polysilane film was formed on the substrate. n is 30-100. The substrate was irradiated with 1.2 Jm 2 of 254 ultraviolet light using a stripe-pattern photomask to form a latent image on the polysilane on the substrate.
- this substrate was immersed for 5 minutes in a solution of 1 part of copper (I) bromide suspended in 99 parts of acetonitrile in a nitrogen atmosphere at room temperature, washed with acetonitrile for 10 seconds, and then nitrogened for 5 minutes. air flow And dried. In this case, the color of the reduced copper fine particles was not observed.
- This substrate was plated with electroless copper for 30 minutes, but no plating film was formed.
- n 1 part is dissolved in 9 parts toluene, applied onto a glass substrate by spin coating (500 rpm, 20 seconds), and dried under reduced pressure at 60 ° C for 1 hour to form a polysilane film on the substrate did.
- n is 30-100.
- the substrate was irradiated with 1.2 Jm 2 of ultraviolet light at 254 nm using a stripe pattern photomask to form a latent image on polysilane on the substrate, and heat-treated at 170 ° C.
- the substrate was immersed for 5 minutes in a solution of copper bromide (I) B suspended in 99 parts of acetonitrile in a nitrogen atmosphere at room temperature with stirring, washed with acetonitrile for 10 seconds, and then nitrogened for 5 minutes. Dry with air flow. In this case, the color of the reduced copper fine particles was not observed.
- This substrate was electrolessly plated with copper for 30 minutes, but no plating film was formed.
- Electroconductive materials used for wiring of large devices such as solar cells and various displays, creation of electronic materials such as circuit boards and semiconductor substrates, electromagnetic shielding materials, robots, information appliances, mobile phones, and mobile devices
- parts such as automobiles, motors, and fine wiring of medical instruments such as internal organs inspection and treatment, and so-called MEMS micromachine structures
- MEMS micromachine structures It can also be applied to wiring and metallization.
- a transition metal having magnetism is used, it can be applied as a magnetic material.
- the present invention can be applied to the production of a decorative product having a metal layer formed on the surface.
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Abstract
Description
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Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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US11/667,949 US20080166571A1 (en) | 2004-11-25 | 2005-11-22 | Method for Reducing Transition Metal, and Method for Treating Surface of Silicon-Containing Polymer, Method for Preparing Fine Transition Metal Particles and Method for Producing Article and Wiring Board, Using the Reducing Method |
EP20050809388 EP1867752A1 (en) | 2004-11-25 | 2005-11-22 | Method for reducing transition metal, and method for treating surface of silicon-containing polymer, method for preparing fine transition metal particles and method for producing article and wiring board, using the reducing method |
JP2006547787A JPWO2006057242A1 (ja) | 2004-11-25 | 2005-11-22 | 遷移金属の還元方法、それを用いたケイ素含有重合体の表面処理方法、遷移金属微粒子の製造方法、物品および配線基板の製造方法 |
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JP2004-341274 | 2004-11-25 | ||
JP2004341274 | 2004-11-25 | ||
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JP2004-377508 | 2004-12-27 | ||
JP2004-377507 | 2004-12-27 | ||
JP2004377508 | 2004-12-27 | ||
JP2005209253 | 2005-07-19 | ||
JP2005-209253 | 2005-07-19 |
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US (1) | US20080166571A1 (ja) |
EP (1) | EP1867752A1 (ja) |
JP (1) | JPWO2006057242A1 (ja) |
KR (1) | KR20070086354A (ja) |
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JP2009105264A (ja) * | 2007-10-24 | 2009-05-14 | Fujitsu Ltd | 回路基板の製造方法 |
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KR101309067B1 (ko) * | 2011-07-20 | 2013-09-16 | (주)루미나노 | 금속막의 형성 방법 |
JP5876936B2 (ja) * | 2012-10-24 | 2016-03-02 | 日本曹達株式会社 | 標準電極電位が0vよりも大きい元素の粒子の製造方法 |
US9824962B1 (en) * | 2016-09-29 | 2017-11-21 | Intel Corporation | Local dense patch for board assembly utilizing laser structuring metallization process |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS6462475A (en) * | 1987-09-01 | 1989-03-08 | Shiseido Co Ltd | Composite material and its production and method for precipitating metal |
JPH10317022A (ja) * | 1997-05-22 | 1998-12-02 | Daiken Kagaku Kogyo Kk | 金属微粒子粉末の製造方法 |
JPH11271981A (ja) * | 1998-03-20 | 1999-10-08 | Shin Etsu Chem Co Ltd | 貴金属コロイド分散層を有する基板及びパターン形成方法 |
JP2002133948A (ja) * | 2000-10-20 | 2002-05-10 | Shin Etsu Chem Co Ltd | 金属被覆粉体及びその製造方法 |
JP2004115839A (ja) * | 2002-09-24 | 2004-04-15 | Univ Waseda | 微小ニッケル膜形成方法、該ニッケル膜を有するデバイス、該デバイスを有するメモリおよびセンサ |
-
2005
- 2005-11-15 TW TW94140032A patent/TWI306122B/zh active
- 2005-11-22 JP JP2006547787A patent/JPWO2006057242A1/ja active Pending
- 2005-11-22 US US11/667,949 patent/US20080166571A1/en not_active Abandoned
- 2005-11-22 WO PCT/JP2005/021446 patent/WO2006057242A1/ja active Application Filing
- 2005-11-22 KR KR20077013729A patent/KR20070086354A/ko not_active Application Discontinuation
- 2005-11-22 EP EP20050809388 patent/EP1867752A1/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6462475A (en) * | 1987-09-01 | 1989-03-08 | Shiseido Co Ltd | Composite material and its production and method for precipitating metal |
JPH10317022A (ja) * | 1997-05-22 | 1998-12-02 | Daiken Kagaku Kogyo Kk | 金属微粒子粉末の製造方法 |
JPH11271981A (ja) * | 1998-03-20 | 1999-10-08 | Shin Etsu Chem Co Ltd | 貴金属コロイド分散層を有する基板及びパターン形成方法 |
JP2002133948A (ja) * | 2000-10-20 | 2002-05-10 | Shin Etsu Chem Co Ltd | 金属被覆粉体及びその製造方法 |
JP2004115839A (ja) * | 2002-09-24 | 2004-04-15 | Univ Waseda | 微小ニッケル膜形成方法、該ニッケル膜を有するデバイス、該デバイスを有するメモリおよびセンサ |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2009105264A (ja) * | 2007-10-24 | 2009-05-14 | Fujitsu Ltd | 回路基板の製造方法 |
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EP1867752A1 (en) | 2007-12-19 |
US20080166571A1 (en) | 2008-07-10 |
TW200622002A (en) | 2006-07-01 |
KR20070086354A (ko) | 2007-08-27 |
TWI306122B (en) | 2009-02-11 |
JPWO2006057242A1 (ja) | 2008-06-05 |
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