JP5849205B2 - 金属張積層板及びプリント配線板 - Google Patents
金属張積層板及びプリント配線板 Download PDFInfo
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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
- H05K1/03—Use of materials for the substrate
- H05K1/0313—Organic insulating material
- H05K1/0353—Organic insulating material consisting of two or more materials, e.g. two or more polymers, polymer + filler, + reinforcement
- H05K1/036—Multilayers with layers of different types
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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
- H05K1/0296—Conductive pattern lay-out details not covered by sub groups H05K1/02 - H05K1/0295
- H05K1/0298—Multilayer circuits
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B15/00—Layered products comprising a layer of metal
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- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/02—Layered products essentially comprising sheet glass, or glass, slag, or like fibres in the form of fibres or filaments
- B32B17/04—Layered products essentially comprising sheet glass, or glass, slag, or like fibres in the form of fibres or filaments bonded with or embedded in a plastic substance
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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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
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- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
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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
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/022—Non-woven fabric
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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
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—Fibrous or filamentary layer
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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
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/046—Synthetic resin
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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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0261—Polyamide fibres
- B32B2262/0269—Aromatic polyamide fibres
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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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester fibres
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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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
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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
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
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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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/54—Yield strength; Tensile strength
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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
- B32B2457/00—Electrical equipment
- B32B2457/08—PCBs, i.e. printed circuit boards
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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
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/0313—Organic insulating material
- H05K1/0353—Organic insulating material consisting of two or more materials, e.g. two or more polymers, polymer + filler, + reinforcement
- H05K1/0366—Organic insulating material consisting of two or more materials, e.g. two or more polymers, polymer + filler, + reinforcement reinforced, e.g. by fibres, fabrics
-
- 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
- H05K2201/01—Dielectrics
- H05K2201/0183—Dielectric layers
- H05K2201/0195—Dielectric or adhesive layers comprising a plurality of layers, e.g. in a multilayer structure
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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
- H05K2201/02—Fillers; Particles; Fibers; Reinforcement materials
- H05K2201/0275—Fibers and reinforcement materials
- H05K2201/029—Woven fibrous reinforcement or textile
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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
- H05K3/022—Processes for manufacturing precursors of printed circuits, i.e. copper-clad substrates
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/2495—Thickness [relative or absolute]
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Description
まず、中央層における樹脂組成物として、
(A)スチレンモノマー(新日鐵化学製)15質量部、
(B)エポキシ樹脂「エピクロンHP7200」(大日本インキ化学工業製)34質量部、
(C)有機過酸化物クメンハイドロパーオキサイド(CHP):「パークミルH‐80」(日本油脂製)0.5質量部、
(D)エポキシ樹脂用硬化促進剤 2−エチル−4−メチルイミダゾール(2E4MZ)(四国化成製)0.5質量部、
(E)無機充填剤:水酸化アルミニウム CL303(住友化学製)20質量部、及び球状シリカ(SiO2)SO25R(アドマテックス製)30質量部
からなる樹脂組成物を用意した。そして、各材料を容器に量り取り、混合することにより樹脂ワニスを調製した。なお、樹脂ワニスは、はじめに、スチレンモノマーとエポキシ樹脂とを溶解させて液状樹脂成分を形成した後、有機過酸化物(C)、イミダゾール系硬化促進剤(D)、及び無機充填材(E)を添加した後、ビーズミルで無機充填材(E)を分散させることにより調製した。
(A)エポキシ樹脂 EPPN502H(日本化薬製) 10質量部
(B)フェノール硬化剤 TD−2090(DIC製)10質量部
(C)エポキシ樹脂用硬化促進剤 2−エチル−4−メチルイミダゾール(2E4MZ)(四国化成製)0.05質量部
(E)無機充填剤:水酸化アルミニウム「CL30」(住友化学製)40質量部、及び球状シリカ(SiO2)「SO25R」(アドマテックス製)40質量部
からなる樹脂組成物を用意した。そして、各材料を容器に量り取り、固形分濃度が70質量%となるように、メチルエチルケトン(溶媒)を添加して混合することにより樹脂ワニスを調製した。
厚み20μmとなる表面樹脂層付きの銅箔2枚とガラスクロス(IPC規格1280タイプ、平織り、厚み56μm)を2枚用いて、コア層の厚みが140μm、熱硬化性樹脂層の厚みが10μm、表面樹脂層の厚みが20μmとなるようにそれぞれの樹脂組成物の塗布量を調整した以外は、実施例1と同様にして金属張積層板を得た。金属張積層板(金属層を除く)の厚みは200μmであった。
厚み10μmとなる表面樹脂層付きの銅箔2枚とガラスクロス(IPC規格1501タイプ、平織り、厚み140μm)を1枚用いてコア層の厚みが160μm、熱硬化性樹脂層の厚みが10μm、表面樹脂層の厚みが10μmとなるようにそれぞれの樹脂組成物の塗布量を調整した以外は、実施例1と同様にして金属張積層板を得た。金属張積層板(金属層を除く)の厚みは200μmであった。
表面樹脂層における樹脂組成物として、
(A)エポキシ樹脂 EPPN502H(日本化薬製)30質量部
(B)フェノール硬化剤 TD−2090(DIC製)20質量部
(C)エポキシ樹脂用硬化促進剤 2−エチル−4−メチルイミダゾール(2E4MZ)(四国化成製)0.1質量部
(E)無機充填剤:水酸化アルミニウム「CL303」(住友化学製)20質量部、及び球状シリカ(SiO2)「SO25R」(アドマテックス製)30質量部
からなる樹脂組成物を用意した。そして、各材料を容器に量り取り、固形分濃度が70質量%となるように、メチルエチルケトン(溶媒)を添加して混合することにより樹脂ワニスを調製した。
厚み10μmとなる表面樹脂層付きの銅箔1枚とガラスクロス(IPC規格1501タイプ、平織り、厚み140μm)を1枚用いて、コア層の厚みが160μm、熱硬化性樹脂層の厚みが10μm、表面樹脂層の厚みが10μmとなるようにそれぞれの樹脂組成物の塗布量を調整した以外は、実施例4と同様にして金属張積層板を得た。金属張積層板(金属層を除く)の厚みは200μmであった。
銅箔の上に、ガラスクロス(IPC規格1078タイプ、平織り、厚み43μm)を、4枚を重ねたのち、実施例1と同じ中央層における樹脂組成物の樹脂ワニスを含浸した。そして、上面に同じく銅箔を配し、オーブンに投入して樹脂成分を105℃で10分間の後200℃で15分間の硬化条件で硬化させることにより、銅張積層板を得た。
厚み10μmとなる表面樹脂層付きの銅箔2枚とガラスクロス(IPC規格7628タイプ、平織り、厚み175μm)を1枚用いて、コア層の厚みが175μm、熱硬化性樹脂層の厚みが10μm、表面樹脂層の厚みが3μmとなるようにそれぞれの樹脂組成物の塗布量を調整した以外は、実施例1と同様にして金属張積層板を得た。金属張積層板(金属層を除く)の厚みは200μmであった。
実施例1〜5および比較例で得られた銅張積層板(金属張積層板)を以下のように評した。
曲げ弾性率は、樹脂組成物の硬化物の弾性率と同様の方法により測定した。具体的には、得られた銅張積層板を、株式会社島津製作所製のオートグラフを用いて、25℃における曲げ弾性率を測定した。また、測定対象物である銅張積層板を、幅20mm×長さ40mmとなるように切断したものを用いた。そして、測定条件としては、支点間距離が20mm、試験速度(クロスヘッドスピード)が0.5mm/分の測定条件で測定した。
熱膨張係数は、TMA(熱機械測定)で、加熱時の膨張量を測定することにより算出した。
基板反り量は、幅50mm、長さ130mmのサイズの金属張積層板を平板の上に置き、四つ角の平板からの浮き上がり量をテーパーゲージで測定して、最大高さを測定した。
硬化した際にガラス転移温度(TMA法)が140℃、熱膨張係数12ppm/℃(140℃未満)、50ppm/℃(140℃以上)となる封止材料を、あらかじめ銅箔をエッチングした基板サイズが幅50mm長さ130mmの金属張積層板に170℃でモールド封止し、その後170℃で90分加熱した後に、基板反りと同様の方法で最大高さを測定した。またこの際の封止材の厚みは0.6mmとした。
Claims (5)
- 絶縁層と、前記絶縁層の少なくとも一方の表面側に存在する金属層とを備え、
前記絶縁層が、少なくとも、中央層と、前記中央層の両方の表面側に存在する表面樹脂層とを積層したものであり、
前記中央層が熱硬化性樹脂を含み、かつ、少なくとも1つ以上の繊維基材を含むコア層と、繊維基材を含まない熱硬化性樹脂層とからなること、並びに
前記表面樹脂層の厚みが前記熱硬化性樹脂層の厚みに対して、1〜4の比率になっていることを特徴とする、金属張積層板。 - 前記表面樹脂層の厚みが、金属層を除く金属張積層板全体の厚みに対して、0.02〜0.5の比率になっている、請求項1に記載の金属張積層板。
- 前記表面樹脂層が、熱膨張係数50ppm/℃以上の樹脂組成物からなる、請求項1または2に記載の金属張積層板。
- 前記金属層が、前記絶縁層の両面に配置される請求項1〜3のいずれか1項に記載の金属張積層板。
- 請求項1〜4のいずれか1項に記載の金属張積層板の金属層を部分的に除去することにより回路形成して得られたことを特徴とするプリント配線板。
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PCT/JP2012/007462 WO2013076973A1 (ja) | 2011-11-22 | 2012-11-21 | 金属張積層板及びプリント配線板 |
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CN (1) | CN103946021B (ja) |
TW (1) | TWI516177B (ja) |
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US20170287838A1 (en) * | 2016-04-02 | 2017-10-05 | Intel Corporation | Electrical interconnect bridge |
TWI737851B (zh) | 2016-11-09 | 2021-09-01 | 日商昭和電工材料股份有限公司 | 印刷線路板及半導體封裝體 |
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JP5577837B2 (ja) * | 2010-05-12 | 2014-08-27 | 日立化成株式会社 | 金属箔張り積層板及びその製造方法、並びにこれを用いたプリント配線板 |
US9480148B2 (en) | 2011-02-21 | 2016-10-25 | Panasonic Intellectual Property Management Co., Ltd. | Metal-clad laminate and printed wiring board |
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2012
- 2012-11-21 WO PCT/JP2012/007462 patent/WO2013076973A1/ja active Application Filing
- 2012-11-21 US US14/359,909 patent/US9516746B2/en active Active
- 2012-11-21 JP JP2013545796A patent/JP5849205B2/ja active Active
- 2012-11-21 CN CN201280057040.9A patent/CN103946021B/zh active Active
- 2012-11-22 TW TW101143758A patent/TWI516177B/zh active
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TW201338646A (zh) | 2013-09-16 |
CN103946021A (zh) | 2014-07-23 |
US20140311781A1 (en) | 2014-10-23 |
WO2013076973A1 (ja) | 2013-05-30 |
TWI516177B (zh) | 2016-01-01 |
US9516746B2 (en) | 2016-12-06 |
JPWO2013076973A1 (ja) | 2015-04-27 |
CN103946021B (zh) | 2015-11-25 |
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