JPS6390890A - プリント基板 - Google Patents

プリント基板

Info

Publication number
JPS6390890A
JPS6390890A JP61235839A JP23583986A JPS6390890A JP S6390890 A JPS6390890 A JP S6390890A JP 61235839 A JP61235839 A JP 61235839A JP 23583986 A JP23583986 A JP 23583986A JP S6390890 A JPS6390890 A JP S6390890A
Authority
JP
Japan
Prior art keywords
layer
printed circuit
circuit board
aluminum
flexible dielectric
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP61235839A
Other languages
English (en)
Other versions
JPH0521356B2 (ja
Inventor
暁 小林
了 田中
雅弘 鈴木
哲也 広瀬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Junkosha Co Ltd
Original Assignee
Junkosha Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Junkosha Co Ltd filed Critical Junkosha Co Ltd
Priority to JP61235839A priority Critical patent/JPS6390890A/ja
Priority to US07/102,033 priority patent/US4781969A/en
Priority to AT87308702T priority patent/ATE66328T1/de
Priority to ES87308702T priority patent/ES2024517B3/es
Priority to DE8787308702T priority patent/DE3772143D1/de
Priority to GB08723062A priority patent/GB2197134A/en
Priority to EP87308702A priority patent/EP0262965B1/en
Publication of JPS6390890A publication Critical patent/JPS6390890A/ja
Priority to GR91401031T priority patent/GR3002474T3/el
Publication of JPH0521356B2 publication Critical patent/JPH0521356B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H05K1/032—Organic insulating material consisting of one material
    • H05K1/034—Organic insulating material consisting of one material containing halogen
    • 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
    • H05K1/0393—Flexible materials
    • 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
    • H05K2201/0137—Materials
    • H05K2201/015—Fluoropolymer, e.g. polytetrafluoroethylene [PTFE]
    • 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
    • H05K2201/0338—Layered conductor, e.g. layered metal substrate, layered finish layer or layered thin film adhesion layer
    • 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
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/901—Printed circuit
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49117—Conductor or circuit manufacturing
    • Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
    • 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
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12007—Component of composite having metal continuous phase interengaged with nonmetal continuous phase
    • 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
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12014—All metal or with adjacent metals having metal particles
    • Y10T428/1216—Continuous interengaged phases of plural metals, or oriented fiber containing
    • 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
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12361—All metal or with adjacent metals having aperture or cut
    • 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
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12389—All metal or with adjacent metals having variation in thickness
    • Y10T428/12396—Discontinuous surface component
    • 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
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • 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
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
    • Y10T428/12556—Organic component
    • Y10T428/12569—Synthetic resin
    • 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
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12736—Al-base component
    • 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
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12736—Al-base component
    • Y10T428/1275—Next to Group VIII or IB metal-base component
    • 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.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24917—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.] including metal layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Production Of Multi-Layered Print Wiring Board (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Structure Of Printed Boards (AREA)
  • Insulated Metal Substrates For Printed Circuits (AREA)
  • Parts Printed On Printed Circuit Boards (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Non-Metallic Protective Coatings For Printed Circuits (AREA)
  • Filters And Equalizers (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【発明の詳細な説明】 〔産業上の利用分野〕 この発明は、マイクロ波・ミリ波等の高周波用に用いて
好適なプリント基板に関する。
〔従来の技術〕
出願人は、特願昭５９−７２４７２号出願において、四
弗化エチレン樹脂層に沿って多孔質四弗化エチレン樹脂
材を有する絶縁層を備えるプリント基板を、膨張や収縮
等の熱変化率の小さな高周波用プリント基板として提案
しており、また、このプリント基板の応用として、特開
昭６Ｃ１−２２５７５０号公報に示されるように、更に
電気的諸特性を向上ｕ°シめるために、導電回路に沿っ
て延伸多孔質四弗化エチレン樹脂層を設けてなるプリン
ト基板を既に提唱しているが、これらのプリント基板は
、誘電体の両側に導電層として銅層を形成したものであ
り、屈曲させると、プリント基板自体で曲げ応力による
ストレスを解消出来ず、導電層である銅層に亀裂が生じ
る場合があるという欠点があった。
〔発明が解決しようとする問題点〕
本発明は上記した従来技術の欠点に鑑みなされたもので
、誘電体の両側に導電層を形成したプリント基板を屈曲
させてもプリント基板構成部材自体で曲げ応力によるス
トレスを解消して導電層に亀裂が生じないプリント基板
を提供しようとするものである。
〔問題点を解決するための手段〕
上記従来技術の問題点を解決するため本発明によれば、
可撓誘電体層と、この可撓誘電体層の少なくとも一方の
面に設けられる導電層とからなり、該導電層は可撓誘電
体層側のアルミニウム層とこのアルミニウム層の表面に
設けられた銅層よりなるプリント基板を構成する。
〔作用〕
本発明によれば、可撓誘電体層の少なくとも一方の面に
設けられた導電層は、誘電体側がアルミニウム層でこの
アルミニウム層の表面に銅層が設けられて構成される構
造のため、プリント基板を屈曲させることにより加わる
曲げ応力によるストレスは、アルミニウム特有の物性的
特徴である大きな伸び率によって吸収されることにより
亀裂は生じない。
また、アルミニウムは半田付けが困難な金属材料である
が、本発明によるプリント基板は上記したごとくアルミ
ニウム層の表面に銅層が設けられる構造のため、外部と
接するプリント基板の最外層は銅であり、プリント基板
上に素子を半田付けしていくことは、従来のプリントと
同様に容易に行なうことが出来るという作用・効果があ
る。
〔実施例〕
第１図は、本発明によるプリント基板の一実施例を示す
断面図である。第１図に基づいて説明すると、延伸多孔
質四弗化エチレン樹脂からなる可撓誘電体層２の両側に
接着層３．３を介して、アルミニウム層４，４および銅
層５，５を順次形成してなる導電層６，６を積層してプ
リント基板１を得る。
第２図は、本発明によるプリント基板７を折り曲げた時
の状態を示す断面図と、その時にプリント基板７に働く
応力を矢印で示したものである。
第２図に示すように、プリント基板７が曲げられた場合
、矢印に示す方向に応力を受け、それによって金属層１
２はストレスを受けるか、曲げによるストレスがより大
きい可撓誘電体層８側に接着層９を介してアルミニウム
層ｌＯが形成されているため、矢印方向に働く応力によ
るストレスは、アルミニウム層１０変形により吸収され
る。この際、銅層１１は薄く形成されているため、アル
ミニウム層の変形によくなじみ、亀裂を生ずることは無
い。仮に亀裂を部分的に生じても導電性能はアルミニウ
ム層によって保たれるため失われることは無く、不良品
とはならない。
第３図は、本発明によるプリント基板１３上に回路パタ
ーン１４を設け、これに素子１５を半田付けした状態を
示す斜視図である。第３図に示すようにプリント基板１
３の回路パターン１４上に素子１５を半田付けする場合
、可撓誘電体層１６の両側に接着層１７を介して形成せ
られる金属層１８はアルミニウム層１９が可撓誘電体層
１６の側になり、銅層２０が最外層となるため、従来の
プリント基板同様に容易に素子を半田２１で取り付は出
来る。
〔発明の効果〕
以上説明したように、本発明によれば、可撓誘電体層の
両側に設けられた金属層は、誘電体側がアルミニウム層
でこのアルミニウム層の表面に銅層が設けられる構造の
ため、プリント基板を屈曲させたことにより加わる曲げ
応力によるストレスは、アルミニウム特有の物性的特徴
により吸収されてストレスが解消されるので金属層には
亀裂は生じない。
また、アルミニウムは半田付けが困難な金属材料であり
、直接素子等を装着していくことは困難であるが、本発
明では、アルミニウム層の表面に銅層を設けて金属層を
形成しているため、プリント基板の最外層は銅層であり
、プリント基板上に素子を半田付けによって装着してい
くことは、従来のプリント基板と同様に容易に行なうこ
とが出来る。
以上述べたように、本発明によるプリント基板は、従来
のプリント基板の特性を損なうことなく、可撓性をもっ
たプリントの基板の製造を可能にし、可撓性を要求され
る配線のコンパクト化の推進、耐久性向上、およびそれ
に伴う信頼性向上に大いに寄与した。
なお、本発明は上記実施例に限定されるものではなく、
可撓誘電体層と金属層との接続方法、導電層の構造等に
おいて本発明の技術思想内での種々の変更はもちろん可
能である。
【図面の簡単な説明】
第１図は本発明によるプリント基板ｌの−実施例を示す
断面図である。第２図は、プリント基板を折り曲げた時
の状態を示す断面図と、その時プリント活板に働く応力
を矢印で示した断面図である。第３図は、プリント基板
上の回路パターンに素子を半田付けした状態を示す斜視
図である。 １．７．１３ニブリント基板、 ２．８，１６：可撓誘電体層、 ３．９．１７：接着層、 ４．１０，１９ニアルミニウム層、 ５．１１．２０：銅層、　　　６，１２．１８＋金金属
、特許出願人　　株式会社　潤　工　社 Ｆｉ１．／ ２　　；　　呵４−ζ１　詩竜イ本層 ４゛　アルミニ・ラム局 ５．４同屑７　ムＳ金属１

Claims (1)

    【特許請求の範囲】
  1. （１）可撓誘電体層とこの可撓誘電体層の少なくとも一
    方の面に設けられる金属層とからなり、該金属層は内側
    のアルミニウム層とこのアルミニウム層の表面に設けら
    れた銅層よりなるプリント基板。
JP61235839A 1986-10-03 1986-10-03 プリント基板 Granted JPS6390890A (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP61235839A JPS6390890A (ja) 1986-10-03 1986-10-03 プリント基板
US07/102,033 US4781969A (en) 1986-10-03 1987-09-29 Flexible printed circuit board
AT87308702T ATE66328T1 (de) 1986-10-03 1987-10-01 Substrate fuer gedruckte schaltung.
ES87308702T ES2024517B3 (es) 1986-10-03 1987-10-01 Sustratos de tablero de circuito impreso.
DE8787308702T DE3772143D1 (de) 1986-10-03 1987-10-01 Substrate fuer gedruckte schaltung.
GB08723062A GB2197134A (en) 1986-10-03 1987-10-01 Printed circuit board substrates
EP87308702A EP0262965B1 (en) 1986-10-03 1987-10-01 Printed circuit board substrates
GR91401031T GR3002474T3 (en) 1986-10-03 1991-08-16 Printed circuit board substrates

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61235839A JPS6390890A (ja) 1986-10-03 1986-10-03 プリント基板

Publications (2)

Publication Number Publication Date
JPS6390890A true JPS6390890A (ja) 1988-04-21
JPH0521356B2 JPH0521356B2 (ja) 1993-03-24

Family

ID=16992028

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61235839A Granted JPS6390890A (ja) 1986-10-03 1986-10-03 プリント基板

Country Status (8)

Country Link
US (1) US4781969A (ja)
EP (1) EP0262965B1 (ja)
JP (1) JPS6390890A (ja)
AT (1) ATE66328T1 (ja)
DE (1) DE3772143D1 (ja)
ES (1) ES2024517B3 (ja)
GB (1) GB2197134A (ja)
GR (1) GR3002474T3 (ja)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
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GB8723062D0 (en) 1987-11-04
EP0262965A3 (en) 1988-07-06
DE3772143D1 (de) 1991-09-19
GB2197134A (en) 1988-05-11
ATE66328T1 (de) 1991-08-15
GR3002474T3 (en) 1992-12-30
US4781969A (en) 1988-11-01
JPH0521356B2 (ja) 1993-03-24
EP0262965B1 (en) 1991-08-14
ES2024517B3 (es) 1992-03-01
EP0262965A2 (en) 1988-04-06

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