JPS62208935A - Manufacture of laminated material - Google Patents

Manufacture of laminated material

Info

Publication number
JPS62208935A
JPS62208935A JP61052015A JP5201586A JPS62208935A JP S62208935 A JPS62208935 A JP S62208935A JP 61052015 A JP61052015 A JP 61052015A JP 5201586 A JP5201586 A JP 5201586A JP S62208935 A JPS62208935 A JP S62208935A
Authority
JP
Japan
Prior art keywords
laminate
molding
laminated material
laminated
elimination
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.)
Pending
Application number
JP61052015A
Other languages
Japanese (ja)
Inventor
Osamu Konoe
鴻上 修
Susumu Tsuruta
進 鶴田
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP61052015A priority Critical patent/JPS62208935A/en
Publication of JPS62208935A publication Critical patent/JPS62208935A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/02Apparatus 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
    • H05K3/022Processes for manufacturing precursors of printed circuits, i.e. copper-clad substrates

Landscapes

  • Laminated Bodies (AREA)

Abstract

PURPOSE:To improve elimination or reduction of energy and thickness accuracy of a laminated material and to attain elimination of built-in air bubbles by preventing heat radiation at the time of molding the laminated material, by a method wherein the laminated material is put between molding plates, the circumference of which is surrounded by an elastic material whose upper part is in an uneven state, and the whole is heated and pressurized under depressurization. CONSTITUTION:A laminated material is put between molding plates, the circumference of which is surrounded by an elastic material whose upper part is in an uneven state, and the whole is laminated, heated and pressurized under depressurization. It is desirable that an external layer material is a metallic foil. A molded article, extruded article, and cast article of rubber or plastics can be used as the elastic material. Airtightness at the time of depressurization is improved further by making the upper part into the uneven state. With this, construction, heat radiation is prevented at the time of molding, elimination or reduction of energy and thickness accuracy of the laminated material are improved and built-in bubbles can be eliminated.

Description

【発明の詳細な説明】 〔技術分野〕 本発明は電気機器、電子機器、計算M器、通信m器等に
用すられる積層板や多層プリント配線板等の製造方法に
関するものである。
DETAILED DESCRIPTION OF THE INVENTION [Technical Field] The present invention relates to a method for manufacturing laminated boards, multilayer printed wiring boards, etc. used in electrical equipment, electronic equipment, computing equipment, communication equipment, and the like.

〔背景技術〕[Background technology]

従来の濱@板や多層プリント配線板等の成形はキャリア
板上にり噌ジョン材、成形用プレート、外層材、樹脂含
浸基材、更に必要に応じて内層材を挿入した積層体を熱
盤間に挿入し積層成形してhるが放熱のため積層体外周
部は熱不足と−2り硬化が遅れ熔融樹脂流出の停とが遅
れるので墳)一体外周部の厚み不足を招来し且つ成形プ
レスの熱損失も大きいものであ^た。更に積層成形後の
積層板や多層プリント配線板中に気泡を内政しやすく回
路の信頼性、耐湿性の低下を惹起する原因となって込た
Conventional molding of boards and multilayer printed wiring boards involves placing the laminate on a carrier plate, inserting the paste John material, the molding plate, the outer layer material, the resin-impregnated base material, and, if necessary, the inner layer material, on a hot plate. However, due to heat dissipation, the outer periphery of the laminate is insufficiently heated and curing is delayed, and the outflow of molten resin is delayed. The heat loss of the press was also large. Furthermore, air bubbles tend to form in the laminated board or multilayer printed wiring board after lamination molding, causing a decrease in circuit reliability and moisture resistance.

〔発明の目的〕[Purpose of the invention]

本発明の目的とするところは積層体成形時の放熱を防止
し省エネルギー化と積層体のふみ精度を向上させ且つ内
蔵気泡の撲滅を計ることにある。
The purpose of the present invention is to prevent heat radiation during the formation of a laminate, save energy, improve the filling accuracy of the laminate, and eliminate built-in air bubbles.

〔発明の開示〕[Disclosure of the invention]

本発明は外j−材、樹脂含浸基材、更に必要に応じて内
層材を挿入した積層体を積層成形する。fl1層体の!
il造方法において、檀1一体を成形プレートに挾み、
その周囲を上部が凹凸状の弾性体で囲み積層体を減圧下
、Pa層加熱加圧することを特徴とする積層体の51造
方法のため、放熱防止による省工ネルギー化と積層体の
厚み精度を向上させ且っ内置気泡を撲滅することができ
たもので、以下本発明の詳細な説明する。
In the present invention, a laminate including an outer material, a resin-impregnated base material, and, if necessary, an inner layer material is laminated and molded. fl1 layer body!
In the IL method, one piece of wood is sandwiched between molding plates,
The 51 manufacturing method of the laminate is characterized by surrounding it with an elastic body with an uneven upper part and heating and pressurizing the Pa layer under reduced pressure.This method saves labor energy by preventing heat radiation, and the thickness accuracy of the laminate. The present invention will be described in detail below.

本発明に用する外層材は銅箔、アルミニウム箔、眞鍮箔
等の金属箔や片面金属箔張積層板であるが、好ましくは
金属箔であることが望ましく更に金属箔には必要に応じ
て接着剤を予じめ塗布しておき接着性等を向上させるこ
ともできる。樹脂含浸基材は樹脂としてフェノール樹脂
、クレゾール樹脂d1 エポキシ樹脂、不飽和ポリエス
テル樹脂。
The outer layer material used in the present invention is a metal foil such as copper foil, aluminum foil, or brass foil, or a single-sided metal foil-clad laminate. Preferably, it is a metal foil. Adhesive properties can also be improved by applying an adhesive in advance. The resin-impregnated base material includes phenol resin, cresol resin d1, epoxy resin, and unsaturated polyester resin.

メラミン樹脂、ポリイミド、ポリブタジェン1ポリアミ
ド、ポリアミドイミド、ポリスルフォン、ポリブチVン
テレフタV−ト、ポリエーテルエーテルケトン、弗化樹
脂等の瓜独、変性物、混合物等が用すられ必要に応じて
粘度調整に水、メチルアルコール、アセトン、シクロヘ
キサノン、スチレン等の溶媒を添加したもので、基材と
しては、ガラス、アスベスト等の無機繊維やポリエステ
ル、ポリアミド、ポリビニルアルコール、アクリル等の
有機合成繊維や木綿等の天然繊維からなる織布、不織布
、マット或は紙又はこれらの組合せ基材等である。内層
材としては片面金部箔張積層板や両面金属箔張積層板の
金属箔面に回路形成したもので必要に応じて内層材の枚
数を増加させ多層化することができるものである。上部
が凹凸状の弾性体としてはりリコンゴム、ウレタンゴム
、フッ化ゴム等のゴムやポリウレタン、シリコン樹脂、
フッ素櫂詣、熱可m件ポリエステル、ポリアセタール、
ナイロン、フェノール樹脂、エポキシ樹脂、ポリエステ
ル樹脂、ポリブタジェン等のプラスチックの成形品、押
出品、注形品等を用することかでをる。弾性体上部の凹
凸形状は特に限定するものではなく凸部断面が角柱状、
三角状、半円状等各れでもよく、更に凸部は1つに眼ら
ず複数であってもよく特に限定するものではなり0上部
を凹凸状にすることにより減圧時の気密性を更に向上さ
せることができる。減圧、加熱、加圧程度九っbては積
層体の樹脂、基材、内層材、積層体凧み等により異なる
ので特に限定するものではなA0以下本発明を実施例に
もとづいて詳細に説明する。
Melamine resin, polyimide, polybutadiene-1 polyamide, polyamideimide, polysulfone, polybutylene terephthalate, polyetheretherketone, fluorinated resin, etc., modified products, mixtures, etc. are used, and the viscosity is adjusted as necessary. It is made by adding solvents such as water, methyl alcohol, acetone, cyclohexanone, styrene, etc., and the base materials include inorganic fibers such as glass and asbestos, organic synthetic fibers such as polyester, polyamide, polyvinyl alcohol, and acrylic, and cotton. These include woven fabrics, nonwoven fabrics, mats, paper, or combinations of these materials made of natural fibers. The inner layer material is one in which a circuit is formed on the metal foil surface of a single-sided metal foil-clad laminate or a double-sided metal foil-clad laminate, and the number of inner layer materials can be increased to form a multilayer structure as required. As an elastic body with an uneven upper part, rubber such as silicone rubber, urethane rubber, fluorinated rubber, polyurethane, silicone resin, etc.
Fluorine foam, thermoplastic polyester, polyacetal,
This can be achieved by using molded, extruded, cast, etc. plastic products such as nylon, phenolic resin, epoxy resin, polyester resin, and polybutadiene. The shape of the unevenness on the upper part of the elastic body is not particularly limited;
It may be triangular, semicircular, etc., and there may be more than one convex part, and there is no particular limitation.By making the upper part uneven, airtightness during depressurization can be further improved. can be improved. The degree of depressurization, heating, and pressurization varies depending on the resin of the laminate, the base material, the inner layer material, the laminate kite, etc., and is not particularly limited. Below A0 The present invention will be described in detail based on examples. do.

実施例1 回路形成した内層材の上、下面に厚さ0.1flのエポ
キシ樹脂含浸ガラス布を夫々2枚づつ重ね、更にその外
側に厚さ0.0351nIの銅箔を夫々配設した積ノ一
体を成形プレートに挾んだもの5組の周囲に断面形状が
タテ15jEII、ヨコ301!IIで且つ上部が凹凸
状で凸部を3筋臀するシリコンゴム角柱状押出品を配設
し1OTorr  以下に減圧し、成形圧力50KQ/
d 、165℃で60分間積層加熱加圧して厚さ1,6
闘の多層プリント配線板を得た。
Example 1 A multilayer structure in which two sheets of epoxy resin-impregnated glass cloth with a thickness of 0.1 fl were stacked on the upper and lower surfaces of the inner layer material on which the circuit was formed, and copper foil with a thickness of 0.0351 nI was placed on the outside of each layer. The cross-sectional shape of the 5 pairs of pieces sandwiched between molded plates is vertically 15JEII and horizontally 301! A silicone rubber prismatic extruded product with an uneven upper part and three ribs on the convex part was installed, and the pressure was reduced to 1 O Torr or less, and the molding pressure was 50 KQ/
d, laminated and heated and pressed at 165℃ for 60 minutes to a thickness of 1.6
Obtained a multi-layer printed wiring board.

実施例2 厚み0.2Hのエポキシ樹脂含浸基材8枚を重ね更にそ
の上、下面に厚み0.035101の鋼箔を載置した積
層体を成形プレートに挾んだものw組の周囲に実施15
11と同じシリコンゴム角柱状押出品を配設し10 T
orr  以下に減圧し、成形圧力50’qv’d *
165℃で120分間積層加熱加圧して厚さ1.6鰭の
一層板を得た。
Example 2 A laminate in which 8 sheets of 0.2H thick epoxy resin-impregnated base materials were stacked and a steel foil with a thickness of 0.035101 was placed on the bottom surface was sandwiched between molded plates, and was carried out around group w. 15
10T with the same silicone rubber prismatic extrusion as 11.
Reduce the pressure to below orr and molding pressure 50'qv'd *
A single-layer plate with a thickness of 1.6 fins was obtained by laminating, heating and pressing at 165° C. for 120 minutes.

従来−P41 実施列1のシリコンゴム角柱状押出品を除去し、減圧処
理をしない以外は実施例1と同様に処理して多層プリン
ト配線板を得た。
Conventional-P41 A multilayer printed wiring board was obtained in the same manner as in Example 1 except that the silicone rubber prismatic extruded product of Example Row 1 was removed and the reduced pressure treatment was not performed.

従来例2 実施列2のシリコンゴム角柱状押出品を除去し、減圧処
理をしなり以外は実施列2と同様に処理して積層板を得
た。
Conventional Example 2 The silicone rubber prismatic extrudates of Example 2 were removed, and a laminate was obtained by performing the same process as Example 2 except for the reduced pressure treatment for bending.

〔発明の効果〕〔Effect of the invention〕

実施例1と2及び従来A1と2の積層体のエネルギー消
費と厚み精度及び気泡含有本は第1表で明白なように本
発明の積層体の性能はよく本発明の積層体の製造方法の
優れていることを確認した。
As is clear from Table 1, the energy consumption, thickness accuracy, and bubble content of the laminates of Examples 1 and 2 and conventional A1 and 2 are as follows. Confirmed that it is excellent.

注 ※1 従来品を100とした場合の比重である※2 枚
数は5枚である。
Note *1 Specific gravity when the conventional product is set as 100 *2 Number of sheets is 5.

Claims (2)

【特許請求の範囲】[Claims] (1)外層材、樹脂含浸基材、更に必要に応じて内層材
を挿入した積層体を積層成形する積層体の製造方法にお
いて、積層体を成形プレートに挾み、その周囲を上部が
凹凸状の弾性体で囲み積層体を減圧下、積層加熱加圧す
ることを特徴とする積層体の製造方法。
(1) In a method for producing a laminate in which a laminate is formed by laminating and molding an outer layer material, a resin-impregnated base material, and an inner layer material inserted as necessary, the laminate is sandwiched between molding plates, and the periphery of the laminate is formed into an uneven upper part. A method for producing a laminate, the method comprising: heating and pressurizing the laminate while surrounding it with an elastic body under reduced pressure.
(2)外層材が金属箔であることを特徴とする特許請求
の範囲第1項記載の積層体の製造方法。
(2) The method for manufacturing a laminate according to claim 1, wherein the outer layer material is a metal foil.
JP61052015A 1986-03-10 1986-03-10 Manufacture of laminated material Pending JPS62208935A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61052015A JPS62208935A (en) 1986-03-10 1986-03-10 Manufacture of laminated material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61052015A JPS62208935A (en) 1986-03-10 1986-03-10 Manufacture of laminated material

Publications (1)

Publication Number Publication Date
JPS62208935A true JPS62208935A (en) 1987-09-14

Family

ID=12902986

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61052015A Pending JPS62208935A (en) 1986-03-10 1986-03-10 Manufacture of laminated material

Country Status (1)

Country Link
JP (1) JPS62208935A (en)

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