JP2020528665A - 介在層および導電性ペーストを使用する多層回路基板 - Google Patents
介在層および導電性ペーストを使用する多層回路基板 Download PDFInfo
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- JP2020528665A JP2020528665A JP2020500081A JP2020500081A JP2020528665A JP 2020528665 A JP2020528665 A JP 2020528665A JP 2020500081 A JP2020500081 A JP 2020500081A JP 2020500081 A JP2020500081 A JP 2020500081A JP 2020528665 A JP2020528665 A JP 2020528665A
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Classifications
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- 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
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/0313—Organic insulating material
-
- 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
- H05K1/09—Use of materials for the conductive, e.g. metallic pattern
- H05K1/092—Dispersed materials, e.g. conductive pastes or inks
- H05K1/095—Dispersed materials, e.g. conductive pastes or inks for polymer thick films, i.e. having a permanent organic polymeric binder
-
- 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
- H05K1/111—Pads for surface mounting, e.g. lay-out
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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
- H05K3/18—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
- H05K3/425—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
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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
- H05K3/46—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
- H05K3/462—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 double-sided circuit boards
-
- 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
- H05K3/4623—Manufacturing multilayer circuits by laminating two or more circuit boards the circuit boards having internal via connections between two or more circuit layers before lamination, e.g. double-sided circuit boards
-
- 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
- H05K2201/02—Fillers; Particles; Fibers; Reinforcement materials
- H05K2201/0203—Fillers and particles
- H05K2201/0206—Materials
- H05K2201/0236—Plating catalyst as filler in insulating material
-
- 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
- H05K2201/09572—Solder filled plated through-hole in the final product
-
- 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
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10227—Other objects, e.g. metallic pieces
- H05K2201/10378—Interposers
-
- 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
- H05K2203/06—Lamination
- H05K2203/068—Features of the lamination press or of the lamination process, e.g. using special separator sheets
-
- 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
- H05K2203/08—Treatments involving gases
- H05K2203/085—Using vacuum or low pressure
-
- 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
- H05K3/4038—Through-connections; Vertical interconnect access [VIA] connections
- H05K3/4053—Through-connections; Vertical interconnect access [VIA] connections by thick-film techniques
- H05K3/4069—Through-connections; Vertical interconnect access [VIA] connections by thick-film techniques for via connections in organic insulating substrates
-
- 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
- H05K3/4626—Manufacturing multilayer circuits by laminating two or more circuit boards characterised by the insulating layers or materials
Abstract
Description
103 ベーキングオーブン
104 ローラ
105 Aステージプリプレグ
106 触媒樹脂混合物、触媒樹脂槽
107 Bステージプリプレグ
108 タンク、貯蔵器
110 ローラ
111 材料取扱いローラ
124 チャンバ
126 積層プレス
128 真空ポンプ
130 織地
202 温度グラフ、温度対時間のグラフ
204 温度上昇時間
205 プリプレグゲル化点
206 ドウェル時間
208 冷却サイクル
402 触媒プリプレグ
404 第1の表面
406 第2の表面
408 第1の境界
410 境界領域
414 触媒粒子
502 触媒粒子
503 第2の界面
504 第1の境界
505 第2の表面
506 第1の表面、表面層
508 触媒プリプレグ
510 チャネル、パターンチャネル
511 ドリル穴
513 環状リング
520 ハッチパターン
522 堆積のハッシュされた領域
524 堆積のハッシュされた領域
526 堆積のハッシュされた領域
532 表面
534 パターン
535 ビア
602 誘電体、Cステージプリプレグ
604A 最上層の銅クラッド、最上部の銅表面、銅フォイル、銅、銅領域
604B 最下層の銅クラッド、最下部の銅表面、銅フォイル、銅、銅領域
606 穴、貫通ビア
608 ビア堆積銅
610A フォトレジスト
610B フォトレジスト
612 領域
612A スズめっき、銅、銅領域
612B スズめっき、銅、銅領域
614A 銅パターン
614B 銅パターン
620 サブ層
620−1 非触媒サブ層
620−2 非触媒サブ層
702 触媒積層板
704A チャネル
704B チャネル
706 ビア、銅
720 触媒積層サブ層
720−1 触媒サブ層
720−2 触媒サブ層
802A 剥離フィルム
802B 剥離フィルム
804 積層
806 接続開口
808 導電性ペースト
810 介在層
902 導電性ブリッジ、導体
1002a サブ層
1002b サブ層
1002c サブ層
1002d サブ層
1002e サブ層
1002f サブ層
1010a 介在層
1010b 介在層
1010c 介在層
1010d 介在層
1010e 介在層
1012 導電性はんだペースト
1014 導電性はんだペースト
1016 導電性はんだペースト
1018 導電性はんだペースト
1020 導電性はんだペースト
1050 領域
1052 領域
1054 領域
1056 領域
1058 領域
Claims (19)
- 最上部のサブ層と、それぞれが介在層およびサブ層を備える1つまたは複数の複合層とから形成された多層回路基板であって、
前記最上部のサブ層およびそれぞれの前記サブ層が、介在する介在層の反対側にあるサブ層に対する少なくとも1つの相互接続を有し、
前記介在層が、関連する前記サブ層間のそれぞれの前記相互接続に配置された開口を有し、
前記サブ層が、それぞれの前記相互接続において、めっきされたビアまたはパッドを有し、
それぞれの前記相互接続が、積層ステップ中に金属ペーストを溶融して形成された固体の金属接続を有する、多層回路基板。 - 前記最上部のサブ層または前記対の前記サブ層のうち1つの少なくとも1つが、無電解めっき処理を使用して少なくとも1つの表面上に形成されたパターンを有する触媒積層板である、請求項1に記載の多層回路基板。
- 前記パターンが少なくとも触媒粒子除外深さの深さを有するチャネルの中に形成される、請求項2に記載の多層回路基板。
- 前記パターンが、非触媒積層板に接合された銅フォイルをエッチングすることによって前記非触媒積層板の上に形成される、請求項1に記載の多層回路基板。
- 前記介在層が、ポリイミド、Bステージプリプレグ、可撓性もしくは非可撓性の誘電体向けのエポキシまたはエポキシ混合物、シアン酸エステル、ポリテトラフルオロエチレン(PTFE)もしくはPTFE混合物のプリプレグもしくは接着剤、または接着剤、ポリイミドおよび接着剤の連続層などのボンドプライのうち少なくとも1つから形成されている、請求項1に記載の多層回路基板。
- 前記導電性ペーストが、銅、銀、金、パラジウム、ニッケル、インジウム、ビスマス、スズ、または鉛のうち少なくとも1つを含有している、請求項1に記載の多層回路基板。
- 前記導電性ペーストが、フェノールプラスチック、樹脂、またはノボラックエポキシ樹脂のうち少なくとも1つを含む、導電性粒子用の結合剤を含有している、請求項1に記載の多層回路基板。
- 前記最上部のサブ層または前記対のサブ層のうち少なくとも1つが、めっき後に約1milの桁の内径を有するビアを含む、請求項1に記載の多層回路基板。
- 前記介在層のうち少なくとも1つが1milの桁の直径の開口を有する、請求項1に記載の多層回路基板。
- 最上部のサブ層と、サブ層に隣接した介在層の1つまたは複数の隣接した対とから多層回路基板を形成するための方法であって、
1つまたは複数のサブ層を形成するステップであって、各サブ層が、導電パターンと少なくとも1つの相互接続ビアまたはパッドとを有する少なくとも1つの層を有する、ステップと、
1つまたは複数の介在層を形成するステップであって、各介在層が、前記介在層のそれぞれの反対側のサブ層の各相互接続ビアまたはパッドに隣接した位置に配置された導電性ペーストで満たされた開口を有する、ステップと、
前記最上部のサブ層および前記1つまたは複数の隣接した対を密封された積層プレスの中に配置して、前記積層プレスの前記密封された領域から空気を除去するステップと、
積層圧力を供給しながら前記積層プレスの密封された領域の温度を少なくとも導電性ペーストの溶融温度まで上昇させるステップと、
前記サブ層と隣接層の対が機械的に接合され、前記相互接続ビアまたはパッドが溶融された導電性ペーストによって電気的に接続されるまで、積層圧力および溶融温度を供給するステップとを含む方法。 - 前記サブ層のうちの少なくとも1つが触媒積層板から形成され、前記導電パターンのうち少なくとも1つが、無電解めっきを使用して、前記触媒積層板に形成されたチャネルの中に形成される、請求項10に記載の方法。
- 前記チャネルが触媒粒子除外深さの下に形成される、請求項11に記載の方法。
- 前記触媒粒子が均一である、請求項11に記載の方法。
- 前記触媒粒子が、パラジウム(Pd)、白金(Pt)、ロジウム(Rh)、イリジウム(Ir)、ニッケル(Ni)、金(Au)、銀(Ag)、コバルト(Co)、もしくは銅(Cu)、または他の混合物もしくはそれらの塩のうち少なくとも1つである、請求項11に記載の方法。
- 前記触媒粒子が不均一である、請求項10に記載の方法。
- 前記触媒粒子が触媒でコーティングされた充填剤である、請求項10に記載の方法。
- 前記充填剤が、粘土鉱物、含水アルミニウムフィロケイ酸塩、二酸化ケイ素、カオリナイト、ポリケイ酸塩、カオリンもしくはチャイナクレー群のメンバ、または高温プラスチックのうち少なくとも1つである、請求項16に記載の方法。
- 前記触媒が、パラジウム(Pd)、白金(Pt)、ロジウム(Rh)、イリジウム(Ir)、ニッケル(Ni)、金(Au)、銀(Ag)、コバルト(Co)、もしくは銅(Cu)、または他の混合物もしくはそれらの塩のうち少なくとも1つである、請求項16に記載の方法。
- 前記介在層が、ポリイミド、Bステージプリプレグ、可撓性もしくは非可撓性の誘電体向けのエポキシまたはエポキシ混合物、シアン酸エステル、ポリテトラフルオロエチレン(PTFE、商品名テフロン(登録商標)で知られている)またはPTFE混合物のプリプレグもしくは接着剤、あるいは接着剤、ポリイミドおよび接着剤の連続層などのボンドプライのうち少なくとも1つから形成されている、請求項10に記載の方法。
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PCT/US2018/039906 WO2019006063A1 (en) | 2017-06-28 | 2018-06-28 | MULTILAYER PRINTED CIRCUIT BOARD USING INTERPOSER LAYER AND CONDUCTIVE PULP |
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TWI776907B (zh) | 2022-09-11 |
TW201907772A (zh) | 2019-02-16 |
CN111033690B (zh) | 2021-09-03 |
KR102433141B1 (ko) | 2022-08-17 |
EP3646369A4 (en) | 2021-03-24 |
WO2019006063A1 (en) | 2019-01-03 |
US10349520B2 (en) | 2019-07-09 |
KR20200031112A (ko) | 2020-03-23 |
EP3646369A1 (en) | 2020-05-06 |
US10765003B2 (en) | 2020-09-01 |
CN111033690A (zh) | 2020-04-17 |
US20190008044A1 (en) | 2019-01-03 |
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US20190320530A1 (en) | 2019-10-17 |
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