JPH0220341A - Preparation of laminated sheet - Google Patents

Preparation of laminated sheet

Info

Publication number
JPH0220341A
JPH0220341A JP63171611A JP17161188A JPH0220341A JP H0220341 A JPH0220341 A JP H0220341A JP 63171611 A JP63171611 A JP 63171611A JP 17161188 A JP17161188 A JP 17161188A JP H0220341 A JPH0220341 A JP H0220341A
Authority
JP
Japan
Prior art keywords
resin
impregnation
metal foil
superposed
impregnated
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
JP63171611A
Other languages
Japanese (ja)
Inventor
Kunio Sakamoto
邦夫 坂本
Sunao Ikoma
生駒 直
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 JP63171611A priority Critical patent/JPH0220341A/en
Publication of JPH0220341A publication Critical patent/JPH0220341A/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 obtain excellent capacity by the uniform impregnation with a resin by superposing long striplike base materials each impregnated with resin varnish on the under surface side thereof one over another and arranging a metal foil to the upper and lower surfaces of the superposed one and laminating the obtained laminates to perform molding. CONSTITUTION:In the manufacturing of a laminated sheet used in electronic machinery, communication machinery or the like, a long strip like base material is subjected to the contact impregnation with resin varnish from the under surface and a required number of the obtained impregnated base materials are superposed one over another and a metal foil is arranged to the upper surface and/or lower surface of the superposed one to form a laminate while a required number of the laminates are continuously laminated and molded. As the long striplike base material, glass cloth or paper having high thickness control effect is desirable. As the resin varnish, an unsaturated polyester resin, a vinyl ester resin, a modified resin thereof and a mixture thereof are used. The resins used in primary and secondary impregnation processes may be same or different. A resin amount is 5-20wt.%, pref. 40-60wt.% as a whole in contact impregnation. As the metal foil, a single or composite foil composed of copper or aluminum is used. As a lamination molding method, a method capable of performing lamination molding continuously may be employed.

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は電子機器、電気機器、コンピューター通信機器
等に用いられる積層板の製造方法に関するものである。
DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention relates to a method for manufacturing a laminate used in electronic equipment, electrical equipment, computer communication equipment, etc.

〔従来の技術〕[Conventional technology]

従来、積層板の連続製造方法は特開昭511−1313
6に記載されているように樹脂ワニスを1回含浸させる
丈で樹脂含浸基材を得、該樹脂含浸基材を所要枚数重ね
て連続成形しているが、−同含浸丈では基材に均一に樹
脂含浸させ難い問題があった。
Conventionally, the continuous manufacturing method for laminates was disclosed in Japanese Patent Application Laid-Open No. 511-1313.
As described in 6, a resin-impregnated base material is obtained with a length that allows one-time impregnation with resin varnish, and the required number of resin-impregnated base materials are stacked and continuously molded. There was a problem that it was difficult to impregnate with resin.

〔発明が解決しようとする問題点〕[Problem that the invention seeks to solve]

従来の技術で述べたように、積層板の連続成形−おいて
1回丈の樹脂含浸では均一な樹脂含浸基材が得られない
。本発明社従来の技術における上述の問題点に鑑みてな
されたもので、その目的とするところは、樹脂が均一含
浸された樹脂含浸基材を得、性能の優れた積層板の製造
方法を提供することにある。□ 〔問題点を解決するための手段〕 本発明は長尺帯状基材の下面から樹脂ワニスを接触含浸
後、次に浸漬含浸させた樹脂含浸基材の所要枚数を重ね
た後、更にその上面及び又は下面に金属箔を配設した積
層体を連続的に積層成形することを特徴とする積層板の
製造方法のため、上記目的を達成することができたもの
で、以下本発明の詳細な説明する。
As described in the prior art section, a uniform resin-impregnated base material cannot be obtained by one-time resin impregnation in continuous molding of a laminate. This invention was made in view of the above-mentioned problems in the conventional technology, and its purpose is to obtain a resin-impregnated base material uniformly impregnated with resin, and to provide a method for manufacturing a laminate with excellent performance. It's about doing. □ [Means for solving the problem] The present invention involves contact impregnation with a resin varnish from the bottom surface of a long strip-shaped base material, then piling up the required number of immersion-impregnated resin-impregnated base materials, and then applying the resin varnish to the top surface. The above object can be achieved because of the method of manufacturing a laminate, which is characterized by continuously laminating and forming a laminate having a metal foil disposed on the lower surface thereof.Details of the present invention are described below. explain.

本発明に用いる長尺帯状基材としては、ガラス布、ガラ
スペーパー ガラス不織布等のガラス系基材に加え紙、
合成繊維布、合成繊維不織布、アスベストペーパー、木
綿布等が用いられるが、好ましくは厚み調整効果の大き
いガラス布1紙を用いることが望ましい。樹脂ワニスと
しては不飽和ポリエステル系樹脂、ビニルエステル系m
 脂、エポキシ系樹脂、フェノール系樹脂、ポリイミド
系樹脂等の単独、変性物、混合物等を用いることができ
る。なお1次、2次の含浸樹脂は同種であってもよく、
又異種であってもよく任意である。樹脂含浸基材の樹脂
量としては、接触含浸においては5〜20重196(以
下単に%と記す)、全体として0〜60%が好ましい。
Long strip-shaped substrates used in the present invention include glass-based substrates such as glass cloth, glass paper, and glass nonwoven fabric, as well as paper,
Synthetic fiber cloth, synthetic fiber nonwoven fabric, asbestos paper, cotton cloth, etc. can be used, but it is preferable to use glass cloth, which has a large thickness adjustment effect. As resin varnish, unsaturated polyester resin, vinyl ester type m
It is possible to use resins, epoxy resins, phenol resins, polyimide resins, etc. alone, modified products, mixtures, etc. Note that the primary and secondary impregnating resins may be of the same type,
Further, it may be of a different type and is optional. The amount of resin in the resin-impregnated base material is preferably 5 to 20 weight 196 (hereinafter simply referred to as %) in contact impregnation, and 0 to 60% as a whole.

浸漬含浸については特に限定するものではなく、浸漬槽
内における加圧の有無等は任意である。金属箔としては
銅、アルミニウム、鉄、ステンレス鋼、ニッケル、亜鉛
、X鍮等の単独、複合箔が用いられ必要に応じて金属箔
の片面に接着剤層を設けておき、よ多接着性を向上させ
ることもできる。積層成形手段としては無圧積層成形、
ダブルベルト成形、マルチロール成形、引抜成形等のよ
りに連続的に積層成形が行なえる方法であればよく、特
に限定するものではない。
The immersion and impregnation are not particularly limited, and the presence or absence of pressurization in the immersion tank is optional. Single or composite foils of copper, aluminum, iron, stainless steel, nickel, zinc, X-brass, etc. are used as metal foils, and if necessary, an adhesive layer is provided on one side of the metal foil to improve adhesiveness. It can also be improved. As a lamination molding method, pressureless lamination molding,
There are no particular limitations, as long as the method allows continuous lamination molding, such as double belt molding, multi-roll molding, pultrusion molding, etc.

以下本発明を実施例にもとづいて説明する。The present invention will be explained below based on examples.

実施例 厚さ0.2 ffのクラフト紙に不飽和ポリエステル樹
脂をキツスロール方式で下面から接触含浸させて樹脂量
lθ%の樹脂含浸基材を得、次に該樹脂含浸基材を浸漬
槽内に浸漬し、全体樹脂量が50%の樹脂含浸基材を得
、該樹脂含浸基材7枚を重ねた上下面に厚み0.035
mの接着剤層付鋼箔を、接着剤層を内側にして配設した
積層体を無圧下、160“Cで10分間連続的に加熱し
た後、所要寸法に切断して積層板を得た。
Example A kraft paper with a thickness of 0.2 ff was contact-impregnated with an unsaturated polyester resin from the bottom surface using a kit roll method to obtain a resin-impregnated base material with a resin amount of lθ%, and then the resin-impregnated base material was placed in a dipping tank. A resin-impregnated base material with a total resin content of 50% was obtained by dipping, and a layer with a thickness of 0.035
A laminate in which a steel foil with an adhesive layer of 100 m was placed with the adhesive layer on the inside was heated continuously at 160"C for 10 minutes under no pressure, and then cut into required dimensions to obtain a laminate. .

比較例 実施例のキツスロール方式接触含浸をせず、直ちに上面
からの流延方式で片面含浸させ、樹脂量50%の樹脂含
浸基材を得、該樹脂含浸基材を用いた以外は実施例と同
様に処理して積層板を得た。
Comparative Example Same as the example except that the kitsu roll method contact impregnation of the example was not performed, and one side was immediately impregnated by the casting method from above to obtain a resin-impregnated base material with a resin amount of 50%. A laminate was obtained by the same treatment.

実施例及び比較例の積層板の性能は第1表のようである
The performance of the laminates of Examples and Comparative Examples is shown in Table 1.

第1表 注 崇 100°Cの熱水中で2時間処理後。Table 1 note After being treated in hot water at 100°C for 2 hours.

〔発明の効果〕〔Effect of the invention〕

本発明は上述した如く構成されている。特許請求の範囲
第1項に記載した構成を有する積層板の製造方法におい
ては、性能がよく、且つ性能パラツキがない効果を有し
ている。
The present invention is constructed as described above. The method for manufacturing a laminate having the structure described in claim 1 has the advantage of good performance and no performance variation.

Claims (1)

【特許請求の範囲】[Claims] (1)長尺帯状基材の下面から樹脂ワニスを接触含浸後
、次に浸漬含浸させた樹脂含浸基材の所要枚数を重ねた
後、更にその上面及び又は下面に金属箔を配設した積層
体を連続的に積層成形することを特徴とする積層板の製
造方法。
(1) After contact impregnation with resin varnish from the bottom surface of a long strip-shaped base material, the required number of resin-impregnated base materials that have been dipped and impregnated are piled up, and then metal foil is further arranged on the top and/or bottom surface of the laminated layer. 1. A method for manufacturing a laminate, characterized by continuously laminating and molding the body.
JP63171611A 1988-07-08 1988-07-08 Preparation of laminated sheet Pending JPH0220341A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP63171611A JPH0220341A (en) 1988-07-08 1988-07-08 Preparation of laminated sheet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63171611A JPH0220341A (en) 1988-07-08 1988-07-08 Preparation of laminated sheet

Publications (1)

Publication Number Publication Date
JPH0220341A true JPH0220341A (en) 1990-01-23

Family

ID=15926383

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63171611A Pending JPH0220341A (en) 1988-07-08 1988-07-08 Preparation of laminated sheet

Country Status (1)

Country Link
JP (1) JPH0220341A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0497584A (en) * 1990-08-15 1992-03-30 Matsushita Electric Works Ltd Laminate for electricity

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0497584A (en) * 1990-08-15 1992-03-30 Matsushita Electric Works Ltd Laminate for electricity

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