JP6734385B2 - 単層回路基板、多層回路基板及びそれらの製造方法 - Google Patents
単層回路基板、多層回路基板及びそれらの製造方法 Download PDFInfo
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- JP6734385B2 JP6734385B2 JP2018541466A JP2018541466A JP6734385B2 JP 6734385 B2 JP6734385 B2 JP 6734385B2 JP 2018541466 A JP2018541466 A JP 2018541466A JP 2018541466 A JP2018541466 A JP 2018541466A JP 6734385 B2 JP6734385 B2 JP 6734385B2
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- layer
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- circuit board
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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
- H05K3/429—Plated through-holes specially for multilayer circuits, e.g. having connections to inner circuit layers
-
- 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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/48—Ion implantation
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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
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/115—Via connections; Lands around holes or via connections
-
- 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
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/42—Plated through-holes or plated via connections
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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
- H05K3/423—Plated through-holes or plated via connections characterised by electroplating method
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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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- 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
- H05K2201/03—Conductive materials
- H05K2201/0332—Structure of the conductor
- H05K2201/0335—Layered conductors or foils
- H05K2201/0355—Metal foils
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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
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
- H05K2201/096—Vertically aligned vias, holes or stacked vias
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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
- H05K2203/05—Patterning and lithography; Masks; Details of resist
- H05K2203/0562—Details of resist
- H05K2203/0565—Resist used only for applying catalyst, not for plating itself
-
- 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
- H05K2203/0756—Uses of liquids, e.g. rinsing, coating, dissolving
- H05K2203/0769—Dissolving insulating materials, e.g. coatings, not used for developing resist after exposure
-
- 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
- H05K2203/09—Treatments involving charged particles
- H05K2203/092—Particle beam, e.g. using an electron beam or an ion beam
-
- 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
- H05K2203/1423—Applying catalyst before etching, e.g. plating catalyst in holes before etching circuit
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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
- H05K3/02—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding
- H05K3/04—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding the conductive material being removed mechanically, e.g. by punching
- H05K3/046—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding the conductive material being removed mechanically, e.g. by punching by selective transfer or selective detachment of a conductive layer
- H05K3/048—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding the conductive material being removed mechanically, e.g. by punching by selective transfer or selective detachment of a conductive layer using a lift-off resist pattern or a release layer pattern
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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
- H05K3/02—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding
- H05K3/06—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding the conductive material being removed chemically or electrolytically, e.g. by photo-etch process
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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
- H05K3/108—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 semi-additive methods; masks 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
- H05K3/421—Blind plated via connections
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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
- H05K3/426—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 substrates without metal
-
- 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
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4611—Manufacturing multilayer circuits by laminating two or more circuit boards
- H05K3/4614—Manufacturing multilayer circuits by laminating two or more circuit boards the electrical connections between the circuit boards being made during lamination
- H05K3/4617—Manufacturing multilayer circuits by laminating two or more circuit boards the electrical connections between the circuit boards being made during lamination characterized by laminating only or mainly similar single-sided circuit boards
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
- Manufacturing Of Printed Wiring (AREA)
Description
(例示1)
(例示2)
(例示3)
11 基材
12 基材の表面
13 導電種結晶層
131 イオン注入層
132 プラズマ堆積層
15 導体肉厚層
16 回路パターン層
161 回路領域
162 非回路領域
17 貫通穴
18 止まり穴
19 穴の壁
20 多層回路基板
21 金属箔
22 中間貼合層
23 表面貼合層
24 フォトレジスト膜
Claims (25)
- 基材上に止まり穴及び/または貫通穴を含む穴を穿孔するステップS1と、
前記基材の表面上に回路のネガパターンを有するフォトレジスト層を形成するステップS2と、
前記基材の表面及び前記穴の壁に導電種結晶層を形成するステップS3と、
前記基材の表面上に回路パターンを形成するように、前記フォトレジスト層を除去するステップS4と、を含み、
前記ステップS3は、イオン注入層を形成するように、イオン注入によって導電材料を前記基材の表面の下方及び前記穴の壁の下方に注入することと、プラズマ堆積層を形成するように、プラズマ堆積によって導電材料を前記イオン注入層の上方に堆積することとを含み、前記プラズマ堆積層及び前記イオン注入層が前記導電種結晶層を構成する、単層回路基板を製造する方法。 - 前記方法は、前記ステップS3の後且つ前記ステップS4の前に、前記導電種結晶層上に導体肉厚層を形成するステップをさらに含む、請求項1に記載の方法。
- 前記フォトレジスト層を除去するステップは、剥離液を用いて前記フォトレジスト層を溶解することを含む、請求項1に記載の方法。
- 基材上に止まり穴及び/または貫通穴を含む穴を穿孔するステップS1と、
前記基材の表面及び前記穴の壁に導電種結晶層を形成するステップS2と、
前記基材の表面上に回路パターンを形成するステップS3と、を含み、
前記ステップS2は、イオン注入層を形成するように、イオン注入によって導電材料を前記基材の表面の下方及び前記穴の壁の下方に注入することと、プラズマ堆積層を形成するように、プラズマ堆積によって導電材料を前記イオン注入層の上方に堆積することとを含み、前記プラズマ堆積層及び前記イオン注入層が前記導電種結晶層を構成する、単層回路基板を製造する方法。 - 前記ステップS3は、先に前記導電種結晶層上に導体肉厚層を形成し、次に前記基材の表面の上方に位置する前記導体肉厚層上にパターンめっきまたはパネルめっきを行うことによって、前記回路パターンを得ることを含む、請求項4に記載の方法。
- 前記ステップS3は、前記基材の表面に形成された前記導電種結晶層上に直接にパターンめっきまたはパネルめっきを行うことによって、前記回路パターンを得ることを含む、請求項4に記載の方法。
- 前記基材は剛性板材または可撓性板材であって、前記剛性板材は有機高分子剛性板、セラミック板、ガラス板のうちの1種または多種を含み、前記有機高分子剛性板はLCP、PTFE、CTFE、FEP、PPE、合成ゴム板、ガラス繊維布/セラミックフィラー補強板のうちの1種または多種を含み、前記可撓性板材は有機高分子薄膜であり、PI、PTO、PC、PSU、PES、PPS、PS、PE、PP、PEI、PTFE、PEEK、PA、PET、PEN、LCP、またはPPAのうちの1種または多種を含む、請求項1〜6のいずれか1項に記載の方法。
- 前記イオン注入の期間に、前記導電材料のイオンは1−1000keVのエネルギーを与えられ、前記基材の表面の下方及び前記穴の壁の下方の1−500nmの深さまで注入されるとともに、前記基材と安定したドーピング構造を形成する、請求項1または4に記載の方法。
- 前記プラズマ堆積の期間に、前記導電材料のイオンは1−1000eVのエネルギーを与えられ、厚さが1−10000nmのプラズマ堆積層を形成する、請求項1または4に記載の方法。
- 前記導電種結晶層を構成する導電材料は、Ti、Cr、Ni、Cu、Ag、Au、V、Zr、Mo、Nb、及びそれらの間の合金のうちの1種または多種を含む、請求項1〜6のいずれか1項に記載の方法。
- めっき、無電解めっき、真空蒸着めっき、スパッタリングのうちの1種または多種によって、Al、Mn、Fe、Ti、Cr、Co、Ni、Cu、Ag、Au、V、Zr、Mo、Nb、及びそれらの間の合金のうちの1種または多種を用いて厚さが0.01−1000μmの前記導体肉厚層を形成する、請求項2または5に記載の方法。
- 金属箔、中間貼合層、単層回路基板、中間貼合層、単層回路基板、・・・・、中間貼合層、金属箔の順で基板をマッチングして積層するステップS1と、
積層された多層基板上に貫通穴及び/または止まり穴を含む穴を穿孔するステップS2と、
前記穴の壁に導電種結晶層を形成するステップS3と、
回路パターンを形成するように、前記金属箔の一部を除去するステップS4と、を含み、
前記ステップS3は、イオン注入層を形成するように、イオン注入によって導電材料を前記穴の壁の下方に注入することと、プラズマ堆積層を形成するように、プラズマ堆積によって導電材料を前記イオン注入層の上方に堆積することとを含み、前記プラズマ堆積層及び前記イオン注入層が前記導電種結晶層を構成する、多層回路基板を製造する方法。 - 表面貼合層、単層回路基板、中間貼合層、単層回路基板、中間貼合層、単層回路基板、・・・・、表面貼合層の順で基板をマッチングして積層するステップS1と、
積層された多層基板上に貫通穴及び/または止まり穴を含む穴を穿孔するステップS2と、
前記表面貼合層の外面及び前記穴の壁に導電種結晶層を形成するステップS3と、
前記表面貼合層の外面に回路パターンを形成するステップS4と、を含み、
前記ステップS3は、イオン注入層を形成するように、イオン注入によって導電材料を前記表面貼合層の外面の下方及び前記穴の壁の下方に注入することと、プラズマ堆積層を形成するように、プラズマ堆積によって導電材料を前記イオン注入層の上方に堆積することとを含み、前記プラズマ堆積層及び前記イオン注入層が前記導電種結晶層を構成する、多層回路基板を製造する方法。 - 前記イオン注入の期間に、前記導電材料のイオンは1−1000keVのエネルギーを与えられ、前記穴の壁の下方の1−500nmの深さまで注入される、請求項12に記載の方法。
- 前記イオン注入の期間に、前記導電材料のイオンは1−1000keVのエネルギーを与えられ、前記穴の壁の下方及び前記表面貼合層の外面の下方の1−500nmの深さまで注入される、請求項13に記載の方法。
- 前記プラズマ堆積の期間に、前記導電材料のイオンは1−1000eVのエネルギーを与えられ、厚さが1−10000nmの前記プラズマ堆積層を形成する、請求項12または13に記載の方法。
- 前記導電種結晶層を構成する導電材料は、Ti、Cr、Ni、Cu、Ag、Au、V、Zr、Mo、Nb、及びそれらの間の合金のうちの1種または多種を含む、請求項12または13に記載の方法。
- 前記ステップS3は、前記穴の壁に形成された前記導電種結晶層上に導体肉厚層を形成することをさらに含む、請求項12に記載の方法。
- 前記ステップS4は、先に前記導電種結晶層上に導体肉厚層を形成し、次に前記表面貼合層の外面の上方に位置する前記導体肉厚層上にパターンめっきまたはパネルめっきを行うことによって、前記回路パターンを得ることを含む、請求項13に記載の方法。
- めっき、無電解めっき、真空蒸着めっき、スパッタリングのうちの1種または多種によって、Al、Mn、Fe、Ti、Cr、Co、Ni、Cu、Ag、Au、V、Zr、Mo、Nb、及びそれらの間の合金のうちの1種または多種を用いて厚さが0.01−1000μmの前記導体肉厚層を形成する、請求項18または19に記載の方法。
- 前記ステップS4は、前記表面貼合層の外面に形成された前記導電種結晶層上に直接にパターンめっきまたはパネルめっきを行うことによって、前記回路パターンを得ることを含む、請求項13に記載の方法。
- 少なくとも1つの前記中間貼合層に穴があけられ、当該穴の壁に導電層が形成されている、請求項12または13に記載の方法。
- 少なくとも1つの前記単層回路基板に穴があけられ、当該穴の壁に導電層が形成されている、請求項12または13に記載の方法。
- 前記中間貼合層は、PP、PI、PTO、PC、PSU、PES、PPS、PS、PE、PEI、PTFE、PEEK、PA、PET、PEN、LCP、PPAのうちの1種または多種を含む、請求項12に記載の方法。
- 前記中間貼合層及び前記表面貼合層は、PP、PI、PTO、PC、PSU、PES、PPS、PS、PE、PEI、PTFE、PEEK、PA、PET、PEN、LCP、PPAのうちの1種または多種を含む、請求項13に記載の方法。
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