JP6497571B2 - 積層体、メタルメッシュ及びタッチパネル - Google Patents
積層体、メタルメッシュ及びタッチパネル Download PDFInfo
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- JP6497571B2 JP6497571B2 JP2018532948A JP2018532948A JP6497571B2 JP 6497571 B2 JP6497571 B2 JP 6497571B2 JP 2018532948 A JP2018532948 A JP 2018532948A JP 2018532948 A JP2018532948 A JP 2018532948A JP 6497571 B2 JP6497571 B2 JP 6497571B2
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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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/32—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer
- C23C28/322—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer only coatings of metal elements only
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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
- H05K3/22—Secondary treatment of printed circuits
- H05K3/24—Reinforcing the conductive pattern
- H05K3/245—Reinforcing conductive patterns made by printing techniques or by other techniques for applying conductive pastes, inks or powders; Reinforcing other conductive patterns by such techniques
- H05K3/246—Reinforcing conductive paste, ink or powder patterns by other methods, e.g. by plating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/06—Polyurethanes from polyesters
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- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/002—Priming paints
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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
- C23C18/1633—Process of electroless plating
- C23C18/1646—Characteristics of the product obtained
- C23C18/165—Multilayered product
- C23C18/1653—Two or more layers with at least one layer obtained by electroless plating and one layer obtained by electroplating
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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
- C23C18/1803—Pretreatment of the material to be coated of metallic material surfaces or of a non-specific material surfaces
- C23C18/1824—Pretreatment of the material to be coated of metallic material surfaces or of a non-specific material surfaces by chemical pretreatment
- C23C18/1837—Multistep pretreatment
- C23C18/1841—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
- C23C18/1803—Pretreatment of the material to be coated of metallic material surfaces or of a non-specific material surfaces
- C23C18/1824—Pretreatment of the material to be coated of metallic material surfaces or of a non-specific material surfaces by chemical pretreatment
- C23C18/1837—Multistep pretreatment
- C23C18/1844—Multistep pretreatment with use of organic or inorganic compounds other than metals, 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
- C23C18/2006—Pretreatment of the material to be coated of organic surfaces, e.g. resins by other methods than those of C23C18/22 - C23C18/30
- C23C18/2046—Pretreatment of the material to be coated of organic surfaces, e.g. resins by other methods than those of C23C18/22 - C23C18/30 by chemical pretreatment
- C23C18/2073—Multistep pretreatment
- C23C18/208—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
- C23C18/2006—Pretreatment of the material to be coated of organic surfaces, e.g. resins by other methods than those of C23C18/22 - C23C18/30
- C23C18/2046—Pretreatment of the material to be coated of organic surfaces, e.g. resins by other methods than those of C23C18/22 - C23C18/30 by chemical pretreatment
- C23C18/2073—Multistep pretreatment
- C23C18/2086—Multistep pretreatment with use of organic or inorganic compounds other than metals, 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
- C23C18/31—Coating with metals
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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
- C23C18/38—Coating with copper
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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
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/60—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using alkaline aqueous solutions with pH greater than 8
- C23C22/63—Treatment of copper or alloys based thereon
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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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/34—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/38—Electroplating: Baths therefor from solutions of copper
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
- H01B5/14—Non-insulated conductors or conductive bodies characterised by their form comprising conductive layers or films on insulating-supports
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
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- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0286—Programmable, customizable or modifiable circuits
- H05K1/0287—Programmable, customizable or modifiable circuits having an universal lay-out, e.g. pad or land grid patterns or mesh patterns
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- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
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- H05K2201/01—Dielectrics
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- 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
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Description
温度計、窒素ガス導入管、撹拌機を備えた反応容器中で窒素ガスを導入しながら、テレフタル酸830質量部、イソフタル酸830質量部、1,6−ヘキサンジオール685質量部、ネオペンチルグリコール604質量部及びジブチル錫オキサイド0.5質量部を仕込み、180〜230℃で酸価が1以下になるまで230℃で15時間重縮合反応を行い、水酸基価55.9、酸価0.2のポリエステルポリオールを得た。
攪拌機を備えた耐熱重合装置に、水90質量部、アルキルジフェニルエーテルジスルホン酸ナトリウム(ダウケミカル社製「ダウファックス2A−1」)0.7質量部、エチレンジアミン四酢酸ナトリム0.15質量部、ブタジエン29質量部、スチレン68質量部、アクリル酸3質量部を仕込み攪拌を開始した。その後、60℃まで昇温し、温度が安定したら過硫酸アンモニウム0.15質量部を添加し、重合を開始した。60℃で3時間重合を進めた後、75℃に昇温し、さらに6時間重合した。その後、30℃まで冷却し、25質量%アンモニア水と水を添加することで、pHと固形分を調整し、pH7、固形部10%の樹脂組成物(R−2)を得た。
攪拌機、還流冷却管、窒素導入管、温度計、単量体混合物滴下用滴下漏斗及び重合触媒滴下用滴下漏斗を備えた反応容器に、酢酸エチル180質量部を入れ、窒素を吹き込みながら80℃まで昇温した。80℃まで昇温した反応容器内に、攪拌下、メタクリル酸メチル90質量部、アクリル酸n−ブチル10質量部を含有するビニル単量体混合物と、アゾイソブチロニトリル1質量部及び酢酸エチル20質量部を含有する重合開始剤溶液を、各々別の滴下漏斗から反応容器内温度を80±1℃に保ちながら240分間かけて滴下し重合した。滴下終了後、同温度にて120分間攪拌した後、前記反応容器内の温度を30℃に冷却した。次いで、不揮発分が10質量%になるように酢酸エチルを加え、200メッシュ金網で濾過することによって、樹脂組成物(R−3)を得た。
特許第4573138号公報記載の実施例1にしたがって、銀ナノ粒子とカチオン性基(アミノ基)を有する有機化合物の複合体である灰緑色の金属光沢があるフレーク状の塊からなるカチオン性銀ナノ粒子を得た。その後、この銀ナノ粒子の粉末を、エチレングリコール45質量部と、イオン交換水55質量部との混合溶媒に分散させて、固形分が3質量%の流動体(1)を調製した。
透明基材(東レ式会社製「ルミラー50T−60」、ポリエチレンテレフタレートフィルム、厚さ50μm;以下、「PET基材」と略記する。)の表面に、上記で調製した樹脂組成物(R−1)を、バーコーターを用いて、その乾燥後の厚さが0.5μmとなるように塗工した。次いで、熱風乾燥機を用いて80℃で5分間乾燥することによって、PET基材の表面にプライマー層を形成した。
)形成した。
前記樹脂組成物(R−1)の代わりに樹脂組成物(R−2)を用いたこと以外は、実施例1と同様の方法によって、積層体(2)を得た。
前記樹脂組成物(R−1)の代わりに樹脂組成物(R−3)を用いたこと以外は、実施例1と同様の方法によって、積層体(3)を得た。
PET基材の表面に、電子ビーム(EB)蒸着法で銅の厚さが2μmになるように蒸着を行い、銅蒸着層を形成した。その際、電子ビームの出力は成膜幅に対して53.5kW/mとした。
前記樹脂組成物(R−1)を使用せず、プライマー層(B)を形成しないこと以外は実施例1と同様の方法によって、積層体(R2)を得た。
IPC−TM−650、NUMBER2.4.9に準拠した方法により、ピール強度を測定した。測定に用いるリード幅は1mm、そのピールの角度は90°とした。なお、ピール強度は、前記めっき層の厚さが厚くなるほど高い値を示す傾向にあるが、本発明でのピール強度の測定は、電解銅めっきを追加で行い、銅膜厚15μmに置ける測定値を基準として実施した。
コニカミノルタ株式会社製CM3500dを用い、JIS Z 8722に準拠し測定した。測定は、前記透明基材のプライマー層等が形成された面とは反対側から測定した。
分光光度計(株式会社島津製作所製「MPC−3100」)を用いて、波長500〜550nmの透過率を測定し、最も透過率の高い波長の透過率を採用した。なお、本発明で用いた透明基材(東レ式会社製「ルミラー50T−60」、厚さ50μm)は、透過率が88%であった。
上記で得られた積層体を、エッチング剤(第二塩化鉄の30質量%水溶液)を用いて、金属層(C)、金属めっき層(D)及び黒化層(E)を除去した後、各層を除去した部分(非パターン部)を、透明基材の透過率と同様の方法で、透過率を測定した。その後、透明基材の透過率と、エッチング後の非パターン部の透過率の値から、下式により保持率を計算した。
式:保持率(%)=エッチング後の非パターン部の透過率/透明基材の透過率
(実施例1〜3のメタルメッシュ部の非視認性)
図2に示したように、それぞれの実施例と同様の方法で、PET基材の両面にプライマー層、銀層及び銅めっき層を順次形成し、銅めっき層の片面のみに黒化層を形成し、積層体を得た。その後、エッチング剤(第二塩化鉄の30質量%水溶液)を用いて、図3、4及び5のような導電性パターンを作製した。なお、導電性パターンのサイズは、配線幅5μm、ピッチを250μm、銅めっき層の厚さ2μmのストライプ状とした。また、図3のように上面側の導電性パターンは、下面側の導電性パターンに対して、直交したものとした。得られたものの黒化層を形成した側から目視で確認し、メタルメッシュ部(前記上面側及び下面側の導電性パターン)の非視認性(見えにくさ)を下記の基準に従って評価した。
A:全体的に配線パターンが見えなかった。
B:全体的に薄く配線パターンが確認された。
C:全体的に配線パターンが確認された。
比較例1と同様の方法で、PET基材の両面に銅蒸着層を形成し、銅蒸着層の片面のみに黒化層を形成し、積層体を得た。その後は、上記の実施例1〜3と同様の方法で、導電性パターンを形成し、メタルメッシュ部の非視認性を評価した。
プライマー層を形成しないこと以外は、上記の実施例1〜3と同様の方法で、導電性パターンを形成し、メタルメッシュ部の非視認性を評価した。
2:金属めっき層
3:金属層
4:プライマー層
5:透明基材
6:メタルメッシュ(タッチパネルセンサー)
7:上面のパターン
8:下面のパターン
Claims (8)
- 透明基材(A)の上に、プライマー層(B)と、金属ナノ粒子(c)により形成された金属層(C)と、金属めっき層(D)とが順次積層されている積層体であって、前記透明基材(A)の前記プライマー層(B)等が形成された面とは反対側から、L*a*b*表色系で測定した値の明度(L*)が55以下であり、前記プライマー層(B)が、芳香環を有する樹脂により形成されたものであり、前記金属ナノ粒子(c)が銀ナノ粒子であり、前記金属めっき層(D)が銅めっき層であることを特徴とする積層体。
- 請求項1記載の積層体の前記プライマー層(B)等が形成された面とは反対面の前記透明基材(A)の上に、さらにプライマー層(B)と、金属ナノ粒子(c)により形成された金属層(C)と、金属めっき層(D)とが順次積層されている積層体。
- 金属めっき層(D)の上に、さらに黒化層(E)を形成した積層体であって、前記黒化層(E)が、パラジウム、ルテニウム及び銀からなる群から選ばれる少なくとも1つの化合物と、ハロゲン化物、窒素原子を含む化合物からなる黒化処理液により形成されたもの、酸化銅、硫酸銅、コバルト−銅合金めっき、窒化銅、酸化銅、窒化ニッケル及び酸化ニッケルからなる群より選ばれる少なくとも1つである請求項1記載の積層体。
- 2面ある金属めっき層(D)のいずれか一方の上に、さらに黒化層(E)を形成した積層体であって、前記黒化層(E)が、パラジウム、ルテニウム及び銀からなる群から選ばれる少なくとも1つの化合物と、ハロゲン化物、窒素原子を含む化合物からなる黒化処理液により形成されたもの、酸化銅、硫酸銅、コバルト−銅合金めっき、窒化銅、酸化銅、窒化ニッケル及び酸化ニッケルからなる群より選ばれる少なくとも1つである請求項2記載の積層体。
- 前記透明基材(A)が、ポリエチレンテレフタレート、ポリエチレンナフタレート、ポリカーボネート、ポリイミド、シクロオレフィンポリマー、ポリメチルメタアクリレート、ポリエチレン、ポリプロピレン及びガラスからなる群から選ばれるものである請求項1〜4のいずれか1項記載の積層体。
- 前記金属層(C)の単位面積当たりの質量が、1〜1,000mg/m2の範囲である請求項1〜5のいずれか1項記載の積層体。
- 請求項1〜6のいずれか1項記載の積層体の金属層(C)、金属めっき層(D)及び黒化層(E)がパターン化されていることを特徴とするメタルメッシュ。
- 請求項7記載のメタルメッシュを有することを特徴とするタッチパネル。
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| EP3817524B1 (en) * | 2018-06-26 | 2025-07-02 | DIC Corporation | Method of manufacturing printed wiring board |
| WO2020003879A1 (ja) * | 2018-06-26 | 2020-01-02 | Dic株式会社 | 金属パターンを有する成形体の製造方法 |
| US11520451B2 (en) * | 2018-07-30 | 2022-12-06 | Asahi Kasei Kabushiki Kaisha | Conductive film and conductive film roll, electronic paper, touch panel and flat-panel display comprising the same |
| WO2020085136A1 (ja) * | 2018-10-22 | 2020-04-30 | Dic株式会社 | 積層体、及び、積層体の製造方法 |
| CN109504942A (zh) * | 2019-01-18 | 2019-03-22 | 黄饶 | 一种金属膜层表面超低反射率的加工工艺 |
| US20220363852A1 (en) * | 2019-10-10 | 2022-11-17 | Dic Corporation | Layered body, molded article, printed-wiring board and electromagnetic wave shield |
| CN114077331A (zh) * | 2020-08-20 | 2022-02-22 | 神讯电脑(昆山)有限公司 | 触控面板及触控设备 |
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| US20070152306A1 (en) * | 2006-01-04 | 2007-07-05 | Taiwan Semiconductor Manufacturing Co., Ltd. | Semiconductor device and fabrication method thereof |
| CN101384425A (zh) * | 2006-02-20 | 2009-03-11 | 大赛璐化学工业株式会社 | 多孔性薄膜及使用了多孔性薄膜的层叠体 |
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| US20150060132A1 (en) * | 2012-03-28 | 2015-03-05 | Dic Corporation | Conductive pattern, electric circuit, electromagnetic wave shield, and method for producing conductive pattern |
| KR20140074642A (ko) * | 2012-12-10 | 2014-06-18 | (주)엘지하우시스 | 자외선 경화 수지를 이용한 금속 외관 효과를 구현하는 인테리어 필름 및 그 제조방법 |
| CN104969305B (zh) * | 2013-02-06 | 2017-03-22 | 三菱树脂株式会社 | 透明层叠膜、透明导电性膜和气体阻隔性层叠膜 |
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| TW201522071A (zh) * | 2013-09-10 | 2015-06-16 | Dainippon Ink & Chemicals | 積層體、導電性圖案、電路及積層體之製造方法 |
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| JP6201804B2 (ja) * | 2014-02-17 | 2017-09-27 | 住友金属鉱山株式会社 | 細線パターンの形成方法、及び導電性基板の製造方法 |
| JP6624078B2 (ja) * | 2015-01-20 | 2019-12-25 | 住友金属鉱山株式会社 | 導電性基板、および導電性基板の製造方法 |
| ES2724023T3 (es) * | 2015-02-25 | 2019-09-05 | Vts Touchsensor Co Ltd | Cuerpo laminado conductor para panel táctil y método para fabricar un cuerpo laminado conductor para panel táctil |
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