JP6444664B2 - アルカリに安定なピラジン誘導体含有触媒による誘電体の無電解メタライゼーション - Google Patents
アルカリに安定なピラジン誘導体含有触媒による誘電体の無電解メタライゼーション Download PDFInfo
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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
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- 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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- C23C18/30—Activating or accelerating or sensitising with palladium or other noble metal
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- B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- B01J31/18—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms
- B01J31/1805—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms the ligands containing nitrogen
- B01J31/181—Cyclic ligands, including e.g. non-condensed polycyclic ligands, comprising at least one complexing nitrogen atom as ring member, e.g. pyridine
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- 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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- 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
- 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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- 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
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/42—Plated through-holes or plated via connections
- H05K3/422—Plated through-holes or plated via connections characterised by electroless plating method; pretreatment therefor
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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
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/42—Plated through-holes or plated via connections
- H05K3/425—Plated through-holes or plated via connections characterised by the sequence of steps for plating the through-holes or via connections in relation to the conductive pattern
- H05K3/427—Plated through-holes or plated via connections characterised by the sequence of steps for plating the through-holes or via connections in relation to the conductive pattern initial plating of through-holes in metal-clad substrates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/80—Complexes comprising metals of Group VIII as the central metal
- B01J2531/82—Metals of the platinum group
- B01J2531/824—Palladium
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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
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/07—Treatments involving liquids, e.g. plating, rinsing
- H05K2203/0779—Treatments involving liquids, e.g. plating, rinsing characterised by the specific liquids involved
- H05K2203/0786—Using an aqueous solution, e.g. for cleaning or during drilling of holes
- H05K2203/0793—Aqueous alkaline solution, e.g. for cleaning or etching
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- 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
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Description
以下の手続きにより、1リットルの水中に1,000ppmのパラジウムイオンおよび1,020ppmの2,6−ジメチルピラジンを含む触媒を調製した:1.02gの2,6−ジメチルピラジンを500mLのDI水に溶解した。2.6gの硝酸パラジウム水和物を500mLのDI水に溶解し、1μmの膜を使って濾過した。攪拌子で攪拌しながら2,6−ジメチルピラジン溶液をパラジウム溶液にゆっくり加えた。混合物を室温で60分攪拌した。上記と同じ製法を使って、1リットルの水中に1,000ppmのパラジウムイオンおよび1,020ppmの2,5−ジメチルピラジンまたは1,150ppmの2,3,5−トリメチルピラジンを含む第2および第3の触媒を調製した。それぞれの触媒の金属イオンに対する錯体形成剤のモル比は、1:1であった。
1.各非クラッド積層板を50℃のアルカリCIRCUPOSIT(商標)Conditioner3325溶液または46℃の酸性CIRCUPOSIT(商標)3320A溶液中に5分間浸漬後、流れている水道水で4分間すすいだ。
2.積層板を硫酸および過硫酸ナトリウムベースPREPOSIT(商標)748Etch溶液中に室温で1分間浸漬した後、流れているDI水で4分間すすいだ。
3.各積層板を3種の水性アルカリ触媒溶液の内の1種中で、40℃で5分間浸漬し、続けて、流れているDI水で1分間すすいだ。
4.積層板を0.25Mの次亜リン酸ナトリウム溶液中に50℃で1分間浸漬してパラジウムイオンをパラジウム金属に還元した後、流れているDI水で1分間すすいだ。
5.活性化された積層板をCIRCUPOSIT(商標)880Electroless Copper浴に40℃で15分間浸漬し、積層板に銅をメッキした。
6.銅メッキ後、積層板を流れている水道水で4分間すすいだ。
実施例1で調製された2,6−ジメチルピラジンの触媒溶液を使って、スルーホールを備えた銅クラッド積層板をメッキし、従来のコロイドパラジウム/スズ触媒と比較した。複数のスルーホールを有する次の6枚の異なる銅クラッドパネルを2セットずつ用意した:TUC−662、SY−1141、SY−1000−2、IT−158、IT−180およびNPG−150。TUC−662は、Taiwan Union Technologyから入手し、SY−1141とSY−1000−2は、Shengyiから入手した。IT−158とIT−180は、ITEQ Corp.から入手し、NPG−150は、NanYaから入手した。パネルのTg値は、140℃〜180℃の範囲であった。各パネルは5cm×12cmとし、以下のように処理した:
1.各セットのパネルをCIRCUPOSIT(商標)MLB Conditioner211溶液中に80℃で7分間浸漬した。
2.各パネルのスルーホールを、流れている水道水で4分間すすいだ。
3.スルーホールをCIRCUPOSIT(商標)MLB Promoter3308水性過マンガン酸塩溶液を使い、80℃で10分間処理した。
4.スルーホールを流れている水道水で4分間すすいだ。
5.スルーホールを3wt%硫酸/3wt%過酸化水素中和剤を使って、室温で2分間処理した。
6.各パネルのスルーホールを流れている水道水で4分間すすいだ。
7.各パネルのスルーホールをCIRCUPOSIT(商標)Conditioner3325アルカリ溶液を使って50℃で5分間処理した。
8.スルーホールを、流れている水道水で4分間すすいだ。
9.スルーホールを1%硫酸および過硫酸ナトリウムエッチング液を使い室温で2分間処理した。その後、各パネルのスルーホールを、流れているDI水で4分間すすいだ。
10.1セットのパネルをCATAPREP(商標)404Pre−Dip溶液に室温で1分間浸漬し、続いて、パネルを75ppmのパラジウム金属を含むCATAPOSIT(商標)44パラジウム/スズ触媒に40℃で5分間浸漬した。他方、もう1セットのパネルを75ppmのパラジウムイオンおよび75ppmの2,6−ジメチルピラジンを含む水性アルカリ触媒中に40℃で5分間浸漬した。
11.パラジウムイオンおよび2,6−ジメチルピラジンを含む水性アルカリ触媒で処理したパネルを0.25Mの次亜リン酸ナトリウム還元剤溶液中に50℃で1分間浸漬した。
12.全パネルを流れているDI水で2分間すすいだ。
13.パネルをCIRCUPOSIT(商標)880Electroless Copperメッキ浴に40℃で15分間浸漬し、スルーホールの壁上に銅を堆積させた。
14.銅メッキ積層板を冷水で4分間すすいだ。
15.各銅メッキ積層板を圧縮空気で乾燥した。
16.積層板のスルーホールの壁の銅メッキ被覆率を、下記のバックライトプロセスを使って調べた。
電子吸引性官能基を有するピラジン誘導体を使って、1リットルの水中に1,000ppmのパラジウムイオンおよび1,080ppmの2−クロロピラジンを含むイオン触媒を調製した。1.08gの2−クロロピラジンを500mLのDI水に溶解した。2.6gの硝酸パラジウム水和物を500mLのDI水に溶解し、1μmの膜を使って濾過した。パラジウムイオン溶液に2−クロロピラジン溶液を攪拌子で攪拌しながら室温でゆっくり加えた。混合開始数分後に、黄色沈殿が認められ、調製時の不安定性が示された。
1リットルの水中に1,000ppmの銀イオンおよび1,110ppmの2−(2’−ヒドロキシエチル)ピラジンを含むイオン触媒を以下の手順により調製する:1.11gの2−(2’−ヒドロキシエチル)ピラジンを500mLのDI水に溶解する。1.57gの硝酸銀を500mLのDI水に溶解する。銀溶液に2−(2’−ヒドロキシエチル)ピラジン溶液を攪拌子で攪拌しながらゆっくり加えた。混合物を室温で60分間攪拌する。銀にイオンに対する錯体形成剤のモル比は、1:1である。
Claims (8)
- a)誘電体を含む基板を用意すること、
b)水性アルカリ触媒溶液を、前記誘電体を含む基板に適用することであって、前記水性アルカリ触媒が、金属イオンと、2,6−ジメチルピラジン、2,3−ジメチルピラジン、2,5−ジメチルピラジン、2,3,5−トリメチルピラジン、2−アセチルピラジン、エチルピラジン、メトキシピラジン、3,4−ジメチルピラジンおよび2−(2’−ヒドロキシエチル)ピラジンから選択される1種または複数種のピラジン誘導体との単量体錯体を含む水性アルカリ触媒溶液を、誘電体を含む基板に適用すること、
c)前記誘電体を含む基板に還元剤を適用すること、および
d)前記誘電体を含む基板をアルカリ金属メッキ浴中に浸漬し、前記誘電体を含む基板上に金属を無電解メッキすること、
を含む方法。 - 前記金属イオンに対する前記1種または複数種のピラジン誘導体のモル比が、1:1〜4:1である請求項1に記載の方法。
- 前記金属イオンが、パラジウム、銀、金、白金、銅、ニッケルおよびコバルトから選択される請求項1に記載の方法。
- 前記基板上に無電解メッキされる前記金属が、銅、銅合金、ニッケルまたはニッケル合金である請求項1に記載の方法。
- 前記水性アルカリ触媒溶液が、8.5以上のpHである請求項1に記載の方法。
- 前記水性アルカリ触媒溶液が、9以上のpHである請求項5に記載の方法。
- 前記誘電体を含む基板が、複数のスルーホールをさらに含む請求項1に記載の方法。
- 前記誘電体を含む基板が、金属クラッドをさらに含む請求項7に記載の方法。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361873391P | 2013-09-04 | 2013-09-04 | |
| US61/873,391 | 2013-09-04 |
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| JP2015078431A JP2015078431A (ja) | 2015-04-23 |
| JP2015078431A5 JP2015078431A5 (ja) | 2018-11-01 |
| JP6444664B2 true JP6444664B2 (ja) | 2018-12-26 |
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| JP2014180026A Active JP6444664B2 (ja) | 2013-09-04 | 2014-09-04 | アルカリに安定なピラジン誘導体含有触媒による誘電体の無電解メタライゼーション |
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| JP (1) | JP6444664B2 (ja) |
| KR (1) | KR102337978B1 (ja) |
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| TWI614369B (zh) * | 2015-09-21 | 2018-02-11 | Triumphant Gate Ltd | 無鉻環保鍍金屬膜結構系統 |
| JP6563324B2 (ja) * | 2015-12-11 | 2019-08-21 | 東京エレクトロン株式会社 | 基板処理装置および基板処理方法 |
| JP6479641B2 (ja) * | 2015-12-11 | 2019-03-06 | 東京エレクトロン株式会社 | 基板処理装置および基板処理方法 |
| US20170251557A1 (en) * | 2016-02-29 | 2017-08-31 | Rohm And Haas Electronic Materials Llc | Horizontal method of electroless metal plating of substrates with ionic catalysts |
| US10151035B2 (en) * | 2016-05-26 | 2018-12-11 | Rohm And Haas Electronic Materials Llc | Electroless metallization of through-holes and vias of substrates with tin-free ionic silver containing catalysts |
| TWI638821B (zh) * | 2016-08-24 | 2018-10-21 | 李長榮化學工業股份有限公司 | 金屬觸媒及其製備與應用 |
| CN117821951A (zh) * | 2023-12-29 | 2024-04-05 | 万明电镀智能科技(东莞)有限公司 | 新型碱性离子钯在lcp材料金属化前处理的应用 |
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| DE2116389C3 (de) | 1971-03-30 | 1980-04-03 | Schering Ag, 1000 Berlin Und 4619 Bergkamen | Lösung zur Aktivierung von Oberflächen für die Metallisierung |
| DE3149919A1 (de) * | 1981-12-11 | 1983-06-23 | Schering Ag, 1000 Berlin Und 4619 Bergkamen | Verfahren zum haftfesten metallisieren von polyimid |
| DE3328765A1 (de) * | 1983-08-05 | 1985-02-14 | Schering AG, 1000 Berlin und 4709 Bergkamen | Loesung zur vorbehandlung von polyimid |
| US4976990A (en) * | 1986-09-30 | 1990-12-11 | Macdermid, Incorporated | Process for metallizing non-conductive substrates |
| GB8725148D0 (en) * | 1987-10-27 | 1987-12-02 | Omi International Gb Ltd | Catalyst |
| US5503877A (en) | 1989-11-17 | 1996-04-02 | Atotech Deutschalnd Gmbh | Complex oligomeric or polymeric compounds for the generation of metal seeds on a substrate |
| JP2003049279A (ja) * | 2001-08-02 | 2003-02-21 | Shipley Co Llc | アクセレレータ浴液用添加剤およびアクセレレータ浴液 |
| US20080102194A1 (en) * | 2006-10-25 | 2008-05-01 | Boston Scientific Scimed, Inc. | Method and apparatus for coating a medical device by electroless plating |
| US8591636B2 (en) * | 2010-12-14 | 2013-11-26 | Rohm And Haas Electronics Materials Llc | Plating catalyst and method |
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2014
- 2014-09-03 EP EP14183349.1A patent/EP2845923B1/en active Active
- 2014-09-04 JP JP2014180026A patent/JP6444664B2/ja active Active
- 2014-09-04 TW TW103130539A patent/TWI565830B/zh active
- 2014-09-04 CN CN201410667902.0A patent/CN104561947B/zh active Active
- 2014-09-04 KR KR1020140117804A patent/KR102337978B1/ko active Active
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| Publication number | Publication date |
|---|---|
| TW201527590A (zh) | 2015-07-16 |
| TWI565830B (zh) | 2017-01-11 |
| CN104561947B (zh) | 2017-12-19 |
| EP2845923B1 (en) | 2018-11-28 |
| KR20150027728A (ko) | 2015-03-12 |
| JP2015078431A (ja) | 2015-04-23 |
| KR102337978B1 (ko) | 2021-12-09 |
| CN104561947A (zh) | 2015-04-29 |
| EP2845923A1 (en) | 2015-03-11 |
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