JP5275498B1 - 導電膜形成方法及び焼結進行剤 - Google Patents
導電膜形成方法及び焼結進行剤 Download PDFInfo
- Publication number
- JP5275498B1 JP5275498B1 JP2012149014A JP2012149014A JP5275498B1 JP 5275498 B1 JP5275498 B1 JP 5275498B1 JP 2012149014 A JP2012149014 A JP 2012149014A JP 2012149014 A JP2012149014 A JP 2012149014A JP 5275498 B1 JP5275498 B1 JP 5275498B1
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- Prior art keywords
- conductive film
- sintering
- sintering promoter
- promoter
- forming
- Prior art date
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- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
- H01B1/026—Alloys based on copper
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- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/003—Apparatus or processes specially adapted for manufacturing conductors or cables using irradiation
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
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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
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/008—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression characterised by the composition
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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
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/02—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers
- B22F7/04—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers with one or more layers not made from powder, e.g. made from solid metal
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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
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
- B22F7/08—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools with one or more parts not made from powder
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
- C09D11/32—Inkjet printing inks characterised by colouring agents
- C09D11/322—Pigment inks
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/52—Electrically conductive inks
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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
- C23C18/02—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 thermal decomposition
- C23C18/12—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 thermal decomposition characterised by the deposition of inorganic material other than metallic material
- C23C18/1204—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 thermal decomposition characterised by the deposition of inorganic material other than metallic material inorganic material, e.g. non-oxide and non-metallic such as sulfides, nitrides based compounds
- C23C18/1208—Oxides, e.g. ceramics
- C23C18/1216—Metal oxides
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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
- C23C18/02—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 thermal decomposition
- C23C18/12—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 thermal decomposition characterised by the deposition of inorganic material other than metallic material
- C23C18/125—Process of deposition of the inorganic material
- C23C18/1295—Process of deposition of the inorganic material with after-treatment of the deposited inorganic material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/0016—Apparatus or processes specially adapted for manufacturing conductors or cables for heat treatment
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/0026—Apparatus for manufacturing conducting or semi-conducting layers, e.g. deposition of metal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/32—Filling or coating with impervious material
- H01B13/322—Filling or coating with impervious material the material being a liquid, jelly-like or viscous substance
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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
- H05K3/12—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 thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns
- H05K3/1208—Pretreatment of the circuit board, e.g. modifying wetting properties; Patterning by using affinity patterns
-
- 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
- H05K3/12—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 thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns
- H05K3/1283—After-treatment of the printed patterns, e.g. sintering or curing methods
-
- 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
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/11—Treatments characterised by their effect, e.g. heating, cooling, roughening
- H05K2203/1131—Sintering, i.e. fusing of metal particles to achieve or improve electrical conductivity
-
- 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
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/11—Treatments characterised by their effect, e.g. heating, cooling, roughening
- H05K2203/1157—Using means for chemical reduction
-
- 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
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/14—Related to the order of processing steps
- H05K2203/1476—Same or similar kind of process performed in phases, e.g. coarse patterning followed by fine patterning
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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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Abstract
【解決手段】光焼結を用いて導電膜を形成する導電膜形成方法であって、銅微粒子分散液から成る液膜2を基板1上に成膜する工程と、液膜2を乾燥して銅微粒子層3を形成する工程と、銅微粒子層3を光焼結して導電膜4を形成する工程と、導電膜4に焼結進行剤5を付着させる工程と、焼結進行剤5を付着させた導電膜4をさらに光焼結する工程とを有する。焼結進行剤5は、金属銅から銅酸化物を除去する化合物である。これにより、焼結進行剤5が導電膜4内の銅微粒子21の表面酸化皮膜を除去する。
【選択図】図1
Description
焼結進行剤5に替えてプロピレンカーボネートを用いた。それ以外は実施例1と同様にして試験基板を作った。試験基板上に形成された導電膜は、表面が黒色であった。導電膜のシート抵抗は、1000mΩ/□という高い値であった。
焼結進行剤5に替えてn−ヘキサンを用いた。それ以外は実施例1と同様にして試験基板を作った。試験基板上に形成された導電膜は、表面が黒色であった。導電膜のシート抵抗は、1000mΩ/□という高い値であった。
焼結進行剤5に替えてキシレンを用いた。それ以外は実施例1と同様にして試験基板を作った。試験基板上に形成された導電膜は、表面が黒色であった。導電膜のシート抵抗は、1000mΩ/□という高い値であった。
焼結進行剤5に替えて流動パラフィンを用いた。それ以外は実施例1と同様にして試験基板を作った。試験基板上に形成された導電膜は、表面が黒色であった。導電膜のシート抵抗は、1000mΩ/□という高い値であった。
焼結進行剤5に替えてジエチレングリコールジブチルエーテルを用いた。それ以外は実施例1と同様にして試験基板を作った。試験基板上に形成された導電膜は、表面が黒色であった。導電膜のシート抵抗は、1000mΩ/□という高い値であった。
焼結進行剤5に替えてジグライム(ビス(2−メトキシエチル)エーテル)を用いた。それ以外は実施例1と同様にして試験基板を作った。試験基板上に形成された導電膜は、表面が黒色であった。導電膜のシート抵抗は、1000mΩ/□という高い値であった。
焼結進行剤5に替えて蒸留水を用いた。それ以外は実施例1と同様にして試験基板を作った。試験基板上に形成された導電膜は、表面が黒色であった。導電膜のシート抵抗は、1000mΩ/□という高い値であった。
焼結進行剤5に替えてPET(ポリエチレンテレフタラート)フィルムを用いた。それ以外は実施例33と同様にして試験基板を作った。すなわち、PETフィルムに光を照射してPETを導電膜4に付着させた。試験基板上に形成された導電膜は、表面が黒色であった。導電膜のシート抵抗は、1000mΩ/□という高い値であった。
2 液膜
21 銅微粒子
3 銅微粒子層
4 導電膜
5 焼結進行剤
6 導電膜
Claims (8)
- 光焼結を用いて導電膜を形成する導電膜形成方法であって、
銅微粒子分散液から成る液膜を基板上に成膜する工程と、
前記液膜を乾燥して銅微粒子層を形成する工程と、
前記銅微粒子層を光焼結して導電膜を形成する工程と、
前記導電膜に焼結進行剤を付着させる工程と、
前記焼結進行剤を付着させた導電膜をさらに光焼結する工程とを有し、
前記焼結進行剤は、金属銅から銅酸化物を除去する化合物であることを特徴とする導電膜形成方法。 - 前記焼結進行剤は、アミド類、イミド類、ケトン類、ウレタン類、チオエーテル類、カルボン酸類及びリン酸類よりなる群から選ばれることを特徴とする請求項1に記載の導電膜形成方法。
- 前記焼結進行剤は、ポリアミク酸、ポリビニルピロリドン、ジメチルアセトアミド、ジメチルホルムアミド、ポリイミドフィルム、ポリイミドワニス、ポリアミドイミド、アセチルアセトン、γ−ブチロラクトン、酢酸、低分子量不飽和ポリカルボン酸ポリマー及びリン酸エステルよりなる群から選ばれることを特徴とする請求項2に記載の導電膜形成方法。
- 前記焼結進行剤は、アルコール類、糖類、アルデヒド類、ヒドラジン類、キノン類、フェノール類及びアミン類よりなる群から選ばれることを特徴とする請求項1に記載の導電膜形成方法。
- 前記焼結進行剤は、メタノール、イソプロピルアルコール、エチレングリコール、3−メトキシ−3メチルブタノール、ジエチレングリコールモノ2−エチルヘキシルエーテル、ポリエチレングリコール、L−ソルビトール、ケント紙、フルフラール、ヒドラジン、ヒドロキノン、ヒドロキシブチルアニソール、ヒドロキシルアミン、トリエタノールアミン及びモルホリンよりなる群から選ばれることを特徴とする請求項4に記載の導電膜形成方法。
- 前記導電膜に焼結進行剤を付着させる工程において、前記焼結進行剤を前記導電膜に塗布することを特徴とする請求項1に記載の導電膜形成方法。
- 前記導電膜に焼結進行剤を付着させる工程において、前記焼結進行剤に光を照射して前記導電膜に付着させることを特徴とする請求項1に記載の導電膜形成方法。
- 請求項1乃至請求項7のいずれか一項に記載の導電膜形成方法に用いられる焼結進行剤。
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JP2012149014A JP5275498B1 (ja) | 2012-07-03 | 2012-07-03 | 導電膜形成方法及び焼結進行剤 |
KR1020147027742A KR101691272B1 (ko) | 2012-07-03 | 2013-02-28 | 도전막 형성 방법 및 소결 진행제 |
EP13813704.7A EP2871645A4 (en) | 2012-07-03 | 2013-02-28 | METHOD FOR FORMING CONDUCTIVE FILM, AND SINTER PROMOTER |
PCT/JP2013/055417 WO2014006934A1 (ja) | 2012-07-03 | 2013-02-28 | 導電膜形成方法及び焼結進行剤 |
CN201380025632.7A CN104303242B (zh) | 2012-07-03 | 2013-02-28 | 导电膜形成方法与烧结助剂 |
US14/384,003 US9905339B2 (en) | 2012-07-03 | 2013-02-28 | Conductive film forming method and sintering promoter |
TW102123234A TWI505296B (zh) | 2012-07-03 | 2013-06-28 | 導電膜形成方法及燒結促進劑 |
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