JP6491689B2 - 無錫イオン性銀含有触媒による基材のスルーホール及びビアの無電解金属被覆 - Google Patents
無錫イオン性銀含有触媒による基材のスルーホール及びビアの無電解金属被覆 Download PDFInfo
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- JP6491689B2 JP6491689B2 JP2017091861A JP2017091861A JP6491689B2 JP 6491689 B2 JP6491689 B2 JP 6491689B2 JP 2017091861 A JP2017091861 A JP 2017091861A JP 2017091861 A JP2017091861 A JP 2017091861A JP 6491689 B2 JP6491689 B2 JP 6491689B2
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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
- C23C18/42—Coating with noble metals
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- 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
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- 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
- C23C18/42—Coating with noble metals
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- 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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- 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
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- 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
- C23C18/1635—Composition of the substrate
- C23C18/1639—Substrates other than metallic, e.g. inorganic or organic or non-conductive
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- 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
- C23C18/1893—Multistep pretreatment with use of organic or inorganic compounds other than metals, first
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- 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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- 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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- 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
- C23C18/28—Sensitising or activating
- C23C18/30—Activating or accelerating or sensitising with palladium or other noble metal
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- 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
- C23C18/32—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron
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- 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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- 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
- C23C18/40—Coating with copper using reducing agents
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- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
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- H05K1/09—Use of materials for the conductive, e.g. metallic pattern
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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
- H05K3/18—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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- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
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Description
1×0.5インチの両面SY−1141銅クラッドFR4ラミネートを、ステップとステップの間にDI水で30秒間すすぐ条件で次の溶液に浸漬した。
1)80mLの75g/のL過硫酸ナトリウム水性洗浄液、1〜2%H2SO4、室温で1分間、そして
2)80mLの2g/LのAgNO3の水性触媒、pH=6〜7、室温で30秒間。
2個の1×0.5インチの両面SY−1141銅クラッドFR4ラミネートを、ステップとステップの間にDI水で30秒間すすぐ条件で次の溶液に浸漬した。
1)80mLの75g/Lの過硫酸ナトリウム水性洗浄液、1〜2%H2SO4、室温で1分間、
2)80mLの2g/LのAgNO3の水性触媒、2.54g/Lのジメチルピラジン、pH=6〜7、室温で1個目のラミネートは30秒間、2個目のラミネートは5分間。銀イオンに対する2,6−ジメチルピラジンリガンドのモル当量は2:1であった。
1×0.5インチの両面SY−1141銅クラッドFR4ラミネートを、ステップとステップの間にDI水で30秒間すすぐ条件で次の溶液に浸漬した。
1)80mLの75g/Lの過硫酸ナトリウム水性洗浄液、1〜2%H2SO4、室温で1分間、
2)200mLの水性アルカリ性過マンガン酸溶液と錯化アニオン溶液、NaMnO460g/L、NaH2PO410g/L、pH=9.3、60℃で1分間、そして
3)80mLの2g/Lの水性イオン性銀触媒AgNO3、2.54g/Lの2,6−ジメチルピラジン、pH=6〜7、室温で5分間。2,6−ジメチルピラジンリガンドの銀イオンに対するモル当量は2:1であった。
両面SY−1141銅クラッドFR4ラミネート及び銅箔を除去した剥き出しのSY−1141銅クラッドFR4ラミネートを次の溶液に浸漬し、各ステップ間においてDI水で30秒間すすいだ。
1)80mLの75g/L過硫酸ナトリウム水性洗浄溶液、1〜2%H2SO4、室温で1分間、
2)200mLの水性アルカリ性過マンガン酸及び錯化アニオン溶液:60g/LのNaMnO4、50g/LのNaH2PO4、pH=12.5、80℃で10分間、
3)80mLのモノマー溶液:5g/Lのピロール、28.8g/Lのp−トルエンスルホン酸、pH=7、室温で1分間、
4)80mLの水性イオン性銀触媒:0.79g/Lの2,6−ジメチルピラジンを有する0.25g/LのAgNO3、pH=8.6、室温で2分間、そしてリガンドの銀イオンに対するモル当量は5:1であり、そして、
5)80mLのCIRCUPOSIT(登録商標)880無電解銅浴により無電解銅めっき、40℃で10分間。
3個の両面SY−1141銅クラッドFR4ラミネート及び3個の銅箔を除去した剥き出しのSY−1141銅クラッドFR4ラミネートを、ステップとステップの間にDI水で30秒間すすぐ条件で次の溶液に浸漬した。
1)80mLの75g/Lの過硫酸ナトリウム水性洗浄溶液、1〜2%H2SO4、室温で1分間、
2)200mLの水性過アルカリマンガン酸及び錯化アニオン溶液:60g/LのNaMnO4、50g/LのNaH2PO4、pH=11、80℃で10分間、
3)80mLのモノマー溶液:5g/Lの3,4−エチレンジオキシチオフェン、13.4g/Lのp−トルエンスルホン酸、10g/Lのドデシルベンゼンスルホン酸ナトリウム、5g/LのTERGITOL(登録商標)L−61界面活性剤、pH=7、室温で1分間、
4)80mLの水性イオン性銀触媒:リガンド(表参照)及び2g/LのAgNO3、pH6〜7、室温で2分間、そして
4)80mLのCIRCUPOSIT(登録商標)880無電解銅浴により無電解銅めっき、50℃で10または15分間。
両面SY−1141銅クラッドFR4ラミネート及び銅箔を除去した剥き出しのSY−1141銅クラッドFR4ラミネートを、ステップとステップの間にDI水で30秒間すすぐ条件で次の溶液に浸漬した。
1)80mLの75g/Lの過硫酸ナトリウム水性洗浄溶液、1〜2%H2SO4、室温で1分間、
2)200mLの水性アルカリ性過マンガン酸及び錯化アニオン溶液:60g/LのNaMnO4、50g/LのNaH2PO4、pH=11、80℃で10分間、
3)80mLのモノマー溶液:5g/Lのピロール、28.8g/Lのp−トルエンスルホン酸、pH=7、室温で1分間、
4)80mLの水性イオン性銀触媒:0.36g/Lのピコリン酸、0.5g/LのAgNO3、pH6〜7、室温で2分間、そしてリガンドの銀イオンに対するモル当量は1:1であり、そして、
5)80mLのCIRCUPOSIT(登録商標)880無電解銅浴により無電解銅めっき、50℃で10分間。
両面SY−1141銅クラッドFR4ラミネート及び銅箔を除去した剥き出しのSY−1141銅クラッドFR4ラミネートを、ステップとステップの間にDI水で30秒間すすぐ条件で次の溶液に浸漬した。
1)80mLの75g/Lの過硫酸ナトリウム水性洗浄溶液、1〜2%H2SO4、室温で1分間、
2)200mLの水性アルカリ性過マンガン酸及び錯化アニオン溶液、:60g/LのNaMnO4、50g/LのNaH2PO4、pH=11、80℃で10分間、
3)80mLのモノマー溶液:5g/Lのピロール、28.8g/Lのp−トルエンスルホン酸、pH6.5、室温で1分間、
4)80mLの水性イオン性銀触媒:0.5g/LのAgNO3、0.36g/Lのピコリン酸、pH=6.5、室温で2分間、そしてリガンドの銀イオンに対するモル当量は1:1であり、そして、
5)80mLのCIRCUPOSIT(登録商標)880無電解銅浴により無電解銅めっき、50℃で10分間。
両面SY−1141銅クラッドFR4ラミネート及び銅箔を除去した剥き出しのSY−1141銅クラッドFR4ラミネートを処理し、無電解銅めっきするプロセスを、50g/LのNaMnO4及び48g/LのNaOHを含む水性アルカリ性過マンガン酸溶液以外は上記の実施例9のように繰り返した。両方のラミネートは、明るく均一な銅沈着を有していた。両面FR4ラミネートの銅クラッド部分上には観察できる銀浸漬めっきはなかった。イオン性銀触媒は良好な触媒作用を示した。
両面SY−1141銅クラッドFR4ラミネート及び銅箔を除去した剥き出しのSY−1141銅クラッドFR4ラミネートを、ステップとステップの間にDI水で30秒間すすぐ条件で次の溶液に浸漬した。
1)80mLの75g/Lの過硫酸ナトリウム水性溶液、1〜2%H2SO4、室温で1分間、
2)200mLの60g/LのNaMnO4、50g/LのNa2MoO4の水性アルカリ性過マンガン酸溶液、pH=11、80℃で10分間、
3)80mLのモノマー溶液:5g/Lのピロール、28.8g/Lのp−トルエンスルホン酸、pH6.5、室温で1分間、
4)80mLの水性銀及びパラジウム触媒:0.45g/LのAgNO3、0.05g/LのPd(NO3)2、pH6、室温で2分間、
5)250mLの水性酸洗浄剤:DI水及びH2SO4、pH=3まで室温で1分間、そして
6)80mLの880無電解銅浴を使用して無電解銅めっき、40℃で10分間。
両面SY−1141銅クラッドFR4ラミネート及び銅箔を除去した剥き出しのSY−1141銅クラッドFR4ラミネートを処理し、無電解銅めっきするプロセスを、60g/LのNaMnO4、50g/LのNa2MoO4及び10g/LのNaH2PO4を含む水性アルカリ性過マンガン酸溶液以外は上記の実施例11のように繰り返した。
両面SY−1141銅クラッドFR4ラミネート及び銅箔を除去した剥き出しのSY−1141銅クラッドFR4ラミネートを、ステップとステップの間にDI水で30秒間すすぐ条件で次の溶液に浸漬した。
1)80mLの75g/Lの過硫酸ナトリウム水性溶液、1〜2%H2SO4、室温で1分間、
2)200mLの60g/LのNaMnO4、50g/LのNaH2O4の水性アルカリ性過マンガン酸溶液、pH=12.5、80℃で10分間、
3)80mLの5g/Lのピロール、28.8g/Lのp−トルエンスルホン酸の水性モノマー溶液、pH=7、室温で1分間、
4)80mLの0.225g/LのAgNO3、0.025g/LのPd(NO3)2、0.8g/Lの2,6−ジメチルフラジンを含有する水性金属触媒:pH6から7、室温で2分間、そしてリガンドのパラジウムイオンに対するモル当量は5:1であり、そして、
5)80mLのCIRCUPOSIT(登録商標)880無電解銅浴を使用して無電解銅めっき、40℃で10分間。
両面SY−1141銅クラッドFR4ラミネート及び銅箔を除去した剥き出しのSY−1141銅クラッドFR4ラミネートを、ステップとステップの間にDI水で30秒間すすぐ条件で次の溶液に浸漬した。
1)80mLの75g/Lの過硫酸ナトリウム水性溶液、1〜2%H2SO4、室温で1分間、
2)200mLの60g/LのNaMnO4、20g/LのNa3PO4−12H2Oの水性アルカリ性過マンガン酸溶液、pH=12、80℃で10分間、
3)8ml〜80mlに希釈しNaOHでpHを調整することによってHeraeus Clevios(登録商標)P HCV4濃縮物から調製したpH11の80mLのポリ(3,4−エチレンジオキシチオフェン)ポリスチレンスルホン酸導電性ポリマーの水性溶液、
4)80mLの0.5g/LのAgNO3、1.6g/Lの2,6−ジメチルフラジンを含む水性金属触媒、pH6〜7、室温で2分間、そしてリガンドの銀イオンに対するモル当量は5:1であり、そして、
5)80mLのCIRCUPOSIT(登録商標)880無電解銅浴、40℃で10分間。
両面SY−1141銅クラッドFR4ラミネート及び銅箔を除去した剥き出しのSY−1141銅クラッドFR4ラミネートを、ステップとステップの間にDI水で30秒間すすぐ条件で次の溶液に浸漬した。
1)80mLの75g/Lの過硫酸ナトリウム水性溶液、1〜2%H2SO4、室温で1分間、
2)200mLの60g/LのNaMnO4、20g/LのNa3PO4−12H2Oの水性アルカリ性過マンガン酸溶液、pH=12、80℃で10分間、
3)8ml〜80mlに希釈しNaOHでpHを調整することによってHeraeus Clevios(登録商標)P HCV4濃縮物から調製したpH11の80mLのポリ(3,4−エチレンジオキシチオフェン)ポリスチレンスルホン酸導電性ポリマーの水性溶液、
4)80mLの0.5g/LのAgNO3、1.6g/Lの2,6−ジメチルフラジンを含有する水性金属触媒、pH6〜7、室温で2分間、そしてリガンドの銀イオンに対するモル当量は5:1であり、そして、
5)80mLのCIRCUPOSIT(登録商標)6550無電解銅浴、40℃で10分間。
ドリルで削孔されたスルーホールを有する8層SY−1141銅クラッドFR4ガラス/エポキシラミネートを、ステップとステップの間にDI水で30秒間すすぐ条件で次の溶液に浸漬した。
1)80mLの75g/Lの過硫酸ナトリウム水性溶液、1〜2%H2SO4、室温で1分間、
2)80mLの水性CIRCUPOSITTM(登録商標)Cleaner Conditioner 3325、40℃で2分間、
3)200mLの60gのNaMnO4/L,20g/LのNa3PO4−12H2Oの水性アルカリ性過マンガン酸溶液、pH=12,80℃で10分間、
4)8ml〜80mlに希釈しNaOHでpHを調整することによってHeraeus Clevios(登録商標)P HCV4濃縮物から調製したpH11の80mLのポリ(3,4−エチレンジオキシチオフェン)ポリスチレンスルホン酸導電性ポリマーの水性溶液、
5)80mLの0.5g/LのAgNO3、1.6g/Lの2,6−ジメチルフラジンを含有する水性金属触媒、pH6〜7、室温で2分間、そしてリガンドの銀イオンに対するモル当量は5:1であり、そして、
6)80mLのCIRCUPOSIT(登録商標)880無電解銅浴、40℃で15分間。
8層SY−1141銅クラッドFR4ガラス/エポキシラミネートを、ステップとステップの間にDI水で30秒間すすぐ条件で次の溶液に浸漬した。
1)80mLの75g/Lの過硫酸ナトリウム水性溶液、1〜2%H2SO4、室温で1分間、
2)80mLの水性CIRCUPOSITTM(登録商標)Cleaner Conditioner 3325、40℃で2分間、
3)200mLの60gのNaMnO4/L,20g/LのNa3PO4−12H2Oの水性アルカリ性過マンガン酸溶液、pH=12,80℃で10分間、
4)8ml〜80mlに希釈しNaOHでpHを調整することによってHeraeus Clevios(登録商標)P HCV4濃縮物から調製したpH11の80mLのポリ(3,4−エチレンジオキシチオフェン)ポリスチレンスルホン酸導電性ポリマーの水性溶液、
5)80mLの0.5g/LのAgNO3、1.6g/Lの2,6−ジメチルフラジンを含有する水性金属触媒、pH6〜7、室温で2分間、そしてリガンドの銀イオンに対するモル当量は5:1であり、そして、
6)80mLのCIRCUPOSIT(登録商標)6550無電解銅浴、40℃で15分間。
Claims (8)
- 無電解金属めっき方法であって、
a)誘電材料、金属クラッド、並びにスルーホール及びビアのうちの1つ以上から選択される複数のフィーチャを含む基材を提供することと、
b)前記誘電材料、前記金属クラッド、及び前記複数のフィーチャを含む前記基材に、過マンガン酸塩、並びにモリブデン酸アニオン、リン酸アニオン、オルトバナジン酸アニオン、メタバナジン酸アニオン、ヒ酸アニオン、ホウ酸アニオン、アンチモン酸アニオン、タングステン酸アニオン、ジルコン酸アニオン及びヘキサフルオロジルコン酸アニオンから選択される1種以上の錯化アニオンを含むアルカリ溶液を適用することと、
c)前記誘電材料、前記金属クラッド、及び前記複数のフィーチャを含む前記基材に、1種以上のモノマー、1種以上のオリゴマー、1種以上の導電性ポリマーまたはそれらの混合物を含む溶液を適用して、前記基材の前記誘電材料上及び前記複数のフィーチャ内に導電性ポリマーコーティングを形成することと、
d)前記導電性ポリマーを有する前記基材であって、前記誘電体材料、前記金属クラッド、及び前記複数のフィーチャを含む前記基材に、銀イオンと、前記銀イオンとの配位構成要素を形成するための1種以上のリガンド剤であって、アミン、有機複素環式化合物、アミノ酸、チオール、チオエーテル、エーテル、アルコール、アミド、イミン、アセチレン、及びエステルから選択される1種以上のリガンド剤とを含む無錫イオン触媒を適用して、前記銀イオンを銀金属に還元することと、
e)前記導電性ポリマー及び前記銀金属を含む前記基材の前記誘電材料上及び前記複数のフィーチャ内に無電解金属めっきすることと、を含む、無電解金属めっき方法。 - 前記1種以上のモノマーが、π共役を含むモノマーから選択される、請求項1に記載の無電解金属めっき方法。
- π共役を含む前記1種以上のモノマーが、ピロール、チオフェン、3,4−エチレンジオキシチオフェン、アニリン、ドーパミン及びセレノフェンから選択される、請求項2に記載の無電解金属めっき方法。
- 前記無錫イオン触媒が、パラジウムイオン、白金イオン、ルテニウムイオン、ロジウムイオン及びイリジウムイオンのうちの1種以上をさらに含む、請求項1〜3のいずれか1項に記載の無電解金属めっき方法。
- 前記無電解金属めっきする金属が、銅またはニッケルである、請求項1〜4のいずれか1項に記載の無電解金属めっき方法。
- 前記誘電体材料及び前記複数のフィーチャを含む前記基材に溶媒膨潤剤を適用することをさらに含む、請求項1〜5のいずれか1項に記載の無電解金属めっき方法。
- 前記誘電材料及び前記複数のフィーチャを含む前記基材に調整剤を適用することをさらに含む、請求項1〜6のいずれか1項に記載の無電解金属めっき方法。
- 前記金属クラッドが、銅である、請求項1〜7のいずれか1項に記載の無電解金属めっき方法。
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US15/165,276 US10151035B2 (en) | 2016-05-26 | 2016-05-26 | Electroless metallization of through-holes and vias of substrates with tin-free ionic silver containing catalysts |
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CN107435143A (zh) | 2017-12-05 |
CN107435143B (zh) | 2019-07-19 |
EP3249074B1 (en) | 2019-01-09 |
TW201809351A (zh) | 2018-03-16 |
JP2017210682A (ja) | 2017-11-30 |
KR101882814B1 (ko) | 2018-08-24 |
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