JPH02130146A - Electrical laminate - Google Patents
Electrical laminateInfo
- Publication number
- JPH02130146A JPH02130146A JP28630588A JP28630588A JPH02130146A JP H02130146 A JPH02130146 A JP H02130146A JP 28630588 A JP28630588 A JP 28630588A JP 28630588 A JP28630588 A JP 28630588A JP H02130146 A JPH02130146 A JP H02130146A
- Authority
- JP
- Japan
- Prior art keywords
- metal foil
- adhesive
- resin
- talc
- adhesive layer
- 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
Links
- 239000000853 adhesive Substances 0.000 claims abstract description 26
- 230000001070 adhesive effect Effects 0.000 claims abstract description 26
- 239000011888 foil Substances 0.000 claims abstract description 25
- 229910052751 metal Inorganic materials 0.000 claims abstract description 25
- 239000002184 metal Substances 0.000 claims abstract description 25
- 239000000454 talc Substances 0.000 claims abstract description 21
- 229910052623 talc Inorganic materials 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 20
- 239000012790 adhesive layer Substances 0.000 claims abstract description 16
- 239000000758 substrate Substances 0.000 claims abstract description 7
- 229920005989 resin Polymers 0.000 abstract description 16
- 239000011347 resin Substances 0.000 abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 8
- 230000006866 deterioration Effects 0.000 abstract description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract description 4
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 abstract description 4
- 239000004593 Epoxy Substances 0.000 abstract description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 abstract description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052782 aluminium Inorganic materials 0.000 abstract description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 2
- 239000004202 carbamide Substances 0.000 abstract description 2
- 229910052802 copper Inorganic materials 0.000 abstract description 2
- 239000010949 copper Substances 0.000 abstract description 2
- 229910052759 nickel Inorganic materials 0.000 abstract description 2
- 239000011889 copper foil Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 239000002966 varnish Substances 0.000 description 4
- 238000001035 drying Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000005470 impregnation Methods 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000004721 Polyphenylene oxide Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000005011 phenolic resin Substances 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 239000009719 polyimide resin Substances 0.000 description 2
- 229920006380 polyphenylene oxide Polymers 0.000 description 2
- 239000012209 synthetic fiber Substances 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 229920006337 unsaturated polyester resin Polymers 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical group [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- -1 fluororesin Polymers 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
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
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/38—Improvement of the adhesion between the insulating substrate and the metal
- H05K3/386—Improvement of the adhesion between the insulating substrate and the metal by the use of an organic polymeric bonding layer, e.g. adhesive
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は、電気機器、電子機器、計算機２通信機器等
に用いられる電気用積層板に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an electrical laminate used in electrical equipment, electronic equipment, computer 2 communication equipment, etc.
樹脂ワニスを基材に含浸してなる樹脂含浸基材からなる
絶縁層（絶縁基板）の表面に銅箔等の金属箔が配設され
、これを積層一体化してなる電気用積層板は、電気・電
子機器、計算機あるいは通信機器等を構成するプリント
配線板材料等とじて汎用されている。Electrical laminates are made by laminating metal foil such as copper foil on the surface of an insulating layer (insulating substrate) made of a resin-impregnated base material made by impregnating the base material with resin varnish. - Widely used as printed wiring board materials that make up electronic equipment, computers, communication equipment, etc.
従来、上記樹脂含浸基材絶縁基板（樹脂含浸基材からな
る積層体であることが多い）に金属箔を配設するにあた
り、その樹脂含浸基材に含浸されている樹脂フェスの種
類に応じて、一般に次のような方法が採られていた。す
なわち、樹脂フェス中の樹脂がフェノール樹脂、ポリイ
ミド樹脂、不飽和ポリエステル樹脂等である場合は、エ
ポキシ樹脂を主成分とする接着剤を金属箔に塗布し、こ
の接着剤付金属箔を樹脂含浸基材絶縁基板と重ねて一体
化するようにし、他方、樹脂ワニスがエポキシ樹脂ワニ
スの場合は、接着剤を塗布せずに金属箔をそのまま用い
るようにするのである。Conventionally, when disposing metal foil on the above-mentioned resin-impregnated base insulating substrate (often a laminate made of resin-impregnated base materials), depending on the type of resin face impregnated in the resin-impregnated base material, Generally, the following method was adopted. That is, when the resin in the resin face is phenolic resin, polyimide resin, unsaturated polyester resin, etc., an adhesive mainly composed of epoxy resin is applied to the metal foil, and this adhesive-coated metal foil is attached to the resin-impregnated base. On the other hand, if the resin varnish is an epoxy resin varnish, the metal foil is used as is without applying an adhesive.
最近、プリント配線板の高密度化、多層化、あるいは多
層プリント配線板の多用化に伴い、搭載する電子部品の
発熱が基板に蓄積されて基板の劣化を招き、ひいては１
．、ＳＩ等の誤動作の一因ともなって問題化されている
。この基板の劣化は、まず、金属箔（回路）の剥離とな
ってあられれ、これがプリント配線板の信頼性を大きく
左右しているのである。Recently, with the increasing density and multilayering of printed wiring boards, and the increasing use of multilayer printed wiring boards, the heat generated by mounted electronic components accumulates on the board, causing deterioration of the board, and even
．． , SI, etc., and has become a problem. This deterioration of the board first results in peeling of the metal foil (circuit), which greatly affects the reliability of the printed wiring board.
こうした事情に鑑み、この発明は、金属箔の剥離しにく
い電気用積層板を提供することを課題とする。In view of these circumstances, it is an object of the present invention to provide an electrical laminate whose metal foil is difficult to peel off.
上記課題を解決するために検討を重ねた結果、金属箔を
接着している接着層の熱劣化を防止すればよく、そのた
めには接着層の熱伝導率を高める必要があることを見出
して、この発明を完成させるに至った。As a result of repeated studies to solve the above problems, we discovered that it is only necessary to prevent thermal deterioration of the adhesive layer that adheres the metal foil, and to do so, it is necessary to increase the thermal conductivity of the adhesive layer. This invention was completed.
したがって、この発明は、樹脂含浸基材からなる絶縁基
板の少なくとも片面に接着層を介して金属箔が積層され
てなる電気用積層板であって、前記接着層が、１０００
°Ｃ以上で焼成されたタルクを３〜５０重量％含有する
接着剤により構成されているようにする。Therefore, the present invention provides an electrical laminate in which a metal foil is laminated on at least one side of an insulating substrate made of a resin-impregnated base material via an adhesive layer, the adhesive layer having a
The adhesive is made of an adhesive containing 3 to 50% by weight of talc fired at a temperature of 0.degree. C. or higher.
この発明にかかる電気用積層板の金属箔用接着層は、熱
放散性に優れた、１０００℃以上で焼成されたタルクを
含有する接着剤により構成されているため、同層の熱伝
導率が向上して熱劣化が防止され、金属箔の剥離が抑え
られる。The adhesive layer for metal foil of the electrical laminate according to the present invention is composed of an adhesive containing talc, which has excellent heat dissipation properties and is fired at 1000°C or higher, so that the thermal conductivity of the layer is low. thermal deterioration is prevented, and peeling of the metal foil is suppressed.
タルクの焼成温度は、上記のように１０００℃以上に設
定され、これを下回る場合は、熱伝導性の改良がみられ
ない。The firing temperature of talc is set at 1000° C. or higher as described above, and if it is lower than this, no improvement in thermal conductivity is observed.
上記接着剤中のタルク含有量は、３〜５０重量％（以下
、単に「％」と記す）に設定され、３％に満たない場合
は添加効果が得られず、５０％を越えると接着剤の接着
性が低下する。なお、上記含有量は１、接着剤乾燥後の
重量（あるいは固形分量）を基準としている。The talc content in the above adhesive is set at 3 to 50% by weight (hereinafter simply referred to as "%"); if it is less than 3%, the addition effect cannot be obtained, and if it exceeds 50%, the adhesive The adhesion of the product decreases. Note that the above content is 1, based on the weight (or solid content) of the adhesive after drying.
以下に、この発明の詳細な説明する。 The present invention will be explained in detail below.
まず、樹脂含浸基材を構成する基材としては、ガラス布
５ガラス不織布１合成繊維布１合成繊維不織布２紙緯の
一般的なものが用いられ、特に限定されることはない。First, as the base material constituting the resin-impregnated base material, common materials such as glass cloth, glass nonwoven fabric, synthetic fiber cloth, synthetic fiber nonwoven fabric, and paper weft are used, and there are no particular limitations.
また、必要に応じては、上記基材を各種紐み合わせるこ
ともできる。Moreover, if necessary, the above-mentioned base materials can be tied together in various ways.
基材に含浸させる樹脂には、特に限定はされないが、フ
ェノール樹脂、ポリイミド樹脂、不飽和ポリエステル樹
脂、エポキシ樹脂、ポリブタジェン樹脂、フッ素樹脂、
ケイ素樹脂、ＰＰＯ（ポリフェニレンオキシド）樹脂等
が適しており、これらを複数種併用してもよい。The resin to be impregnated into the base material is not particularly limited, but includes phenol resin, polyimide resin, unsaturated polyester resin, epoxy resin, polybutadiene resin, fluororesin,
Silicone resins, PPO (polyphenylene oxide) resins, and the like are suitable, and a plurality of these may be used in combination.
上記樹脂の基材への含浸方法は、特に限定されることは
なく、常法に従って上記樹脂に硬化剤。The method for impregnating the base material with the resin is not particularly limited, and a curing agent is added to the resin according to a conventional method.
硬化助剤、溶媒等を加えて樹脂ワニスを調製し、以下、
浸漬法、スクイズ法、キツス法等の任意の方法により含
浸される。必要に応じては、１次。A resin varnish is prepared by adding a curing aid, a solvent, etc., and the following is done.
Impregnation is carried out by any method such as dipping method, squeeze method, kitsu method, etc. Primary if necessary.
２次含浸と分割含浸させることにより、含浸性が一層向
上する。樹脂の含浸量についても、特に限定はされない
が、乾燥後の樹脂量で４０〜６０％程度となることが好
ましい。By carrying out the secondary impregnation and the divided impregnation, the impregnating property is further improved. The amount of resin impregnated is also not particularly limited, but the amount of resin after drying is preferably about 40 to 60%.
以上のようにして得られる樹脂含浸基材からなる絶縁基
板は、通常、必要に応じて複数枚の樹脂含浸基材が積層
されてなることが多いが、もちろん樹脂含浸基材１枚か
ら構成されていてもよい。The insulating substrate made of the resin-impregnated base material obtained as described above is usually made up of a plurality of resin-impregnated base materials laminated as required, but of course it is made up of a single resin-impregnated base material. You can leave it there.
さらに、上記樹脂含浸基材以外の材料、たとえば絶縁性
の樹脂シート等が併用されていてもよく、その構成等、
特に限定されることはない。Furthermore, materials other than the above-mentioned resin-impregnated base material, such as an insulating resin sheet, may be used in combination, and the structure, etc.
There are no particular limitations.
上記絶縁基板の少なくとも片面（上面および／または下
面）には、上述のように、１０００°Ｃ以上で焼成され
たタルクを３〜５０％含有する接着剤からなる接着層を
介して金属箔が積層される。As mentioned above, a metal foil is laminated on at least one side (upper surface and/or lower surface) of the insulating substrate via an adhesive layer made of an adhesive containing 3 to 50% talc fired at 1000°C or higher. be done.
そして、得られた積層体が一体化されて、この発明にか
かる電気用積層板が得られる。なお、上記金属箔として
は、特に限定はされず、銅、アルミニウム、ニッケル等
の任意の金属箔を用いることができる。The obtained laminate is then integrated to obtain an electrical laminate according to the present invention. Note that the metal foil is not particularly limited, and any metal foil such as copper, aluminum, nickel, etc. can be used.
上記接着剤は、上記所定量のタルクを含有しているもの
であれば特に限定されることはなく、エポキシ系、フェ
ノール系、レゾルシノール系、ユリア系等の任意のもの
を選択できる。上記タルクの焼成温度は、１０００℃以
上に設定され、さらには、２０００℃を越えても得られ
る効果は不変であることから、エネルギー効率等に鑑み
、１０００〜２０００℃で焼成されたタルクを用いるこ
とが好ましい。また、平均粒径１〜５０ｎ、最大粒ｔ’
１１５０ ｐｓ以下のものを用いることが推奨されるが
、これらに限定されることはない。なお、この発明では
、接着剤中の上記３〜５０％のタルクの一部が、その他
の熱放散性のよい物質で置き換わっていてもよい。すな
わち、その他の熱放散性のよい物質がタルクと併用され
ていてもよく、その際、任意の併用物質とタルクとの総
量が、接着剤中の５０％を越えないように設定されるこ
とが好ましい。The adhesive is not particularly limited as long as it contains the predetermined amount of talc, and any adhesive such as epoxy, phenol, resorcinol, urea, etc. can be selected. The firing temperature of the talc mentioned above is set at 1000°C or higher, and since the effect obtained remains unchanged even if the temperature exceeds 2000°C, talc fired at 1000 to 2000°C is used in consideration of energy efficiency, etc. It is preferable. In addition, the average grain size is 1 to 50n, the maximum grain t'
Although it is recommended to use one with a speed of 1150 ps or less, it is not limited thereto. In addition, in this invention, a part of the said 3-50% of talc in an adhesive may be replaced with another substance with good heat dissipation property. That is, other substances with good heat dissipation properties may be used in combination with talc, and in this case, the total amount of any combined substance and talc should be set so as not to exceed 50% of the adhesive. preferable.
構成される接着層については、その厚み（塗布量）等、
特に限定されることはない。なお、接着層は、予め金属
箔上に形成されていることが好ましい。この接着層付金
属箔を配設した後の積層−体化は、通常の積層プレス工
程に添って行われ、特に限定されることはない。Regarding the adhesive layer, its thickness (coating amount), etc.
There are no particular limitations. Note that the adhesive layer is preferably formed on the metal foil in advance. The formation of a laminate after disposing the metal foil with an adhesive layer is carried out in accordance with a normal laminate pressing process, and is not particularly limited.
以下に、この発明のさらに詳しい実施例について、比較
例と併せて説明するが、この発明にかかる電気用積層板
が、同実施例に限定されるものではないことは言うまで
もない。More detailed examples of the present invention will be described below in conjunction with comparative examples, but it goes without saying that the electrical laminate according to the present invention is not limited to the examples.
実施例１〜３−
下記の各成分（「部」は重量部を表す）からなる樹脂フ
ェスを調製し、これを、乾燥後重量が５０％になるよう
に、厚さ０．２ ｍｍのガラス布に含浸させ、乾燥させ
た。Examples 1 to 3 - A resin face consisting of the following components ("parts" represents parts by weight) was prepared, and this was coated with a glass sheet with a thickness of 0.2 mm so that the weight after drying was 50%. A cloth was impregnated and dried.
得られた樹脂含浸基材を７枚積層し、その上下に、第１
表に示した組成の、１２００℃焼成タルク（日本タルク
０１製、平均粒径３０μ園、最大粒径１００μ重）入り
接着剤が塗布（２５０＄／ｍ”）された、厚さ０． Ｏ
３５ｎｉの銅箔をそれぞれ配設し、得られた積層体を成
形圧力４０ｋｇ／ｃｔａ、温度１６５℃で１２０分間積
層成形して電気用積層板を得た。Seven sheets of the obtained resin-impregnated base materials were laminated, and the first
An adhesive containing 1200℃ calcined talc (manufactured by Nippon Talc 01, average particle size 30μ, maximum particle size 100μ) having the composition shown in the table was applied (250$/m") to a thickness of 0.0
A 35ni copper foil was placed on each layer, and the resulting laminate was laminated and molded at a molding pressure of 40 kg/cta and a temperature of 165° C. for 120 minutes to obtain an electrical laminate.
一比較例一
接着剤として、上記タルクを含まないものを用いるよう
にする他は、上記実施例と同様にして、電気用積層板を
作製した。Comparative Example 1 An electrical laminate was produced in the same manner as in the above Example, except that the adhesive not containing talc was used.
上記得られた実施例および比較例の電気用積層板につい
て、１６０℃Ｘ５００時間後の銅箔ピーリング強度、お
よび、接着層の熱伝導率を測定した。Regarding the electrical laminates of Examples and Comparative Examples obtained above, the copper foil peeling strength after 500 hours at 160° C. and the thermal conductivity of the adhesive layer were measured.
結果を、同じく第１表に示す。The results are also shown in Table 1.
第１表にみるように、銅箔を接着する接着剤として、１
２００℃焼成タルクを含む接着剤が用いられている実施
例の電気用積層板は、比較例に比べ、同接着剤により構
成される接着層の熱伝導率に優れ、銅箔ピーリング強度
の大きい、すなわち銅箔の剥がれにくいものになってい
る。As shown in Table 1, as an adhesive for bonding copper foil, 1
The electrical laminate of the example in which an adhesive containing talc calcined at 200°C is used has excellent thermal conductivity of the adhesive layer made of the same adhesive and high copper foil peeling strength compared to the comparative example. In other words, the copper foil is difficult to peel off.
以上のように、この発明にかかる電気用積層板では、熱
放散性に優れた、１０００℃以上で焼成されたタルクを
含有する接着剤が用いられているため、金属箔を接着し
ている接着層の熱伝導率が向上してその熱劣化が防止さ
れ、金属箔の剥離が抑えられる。したがって、この発明
の電気用積層板を用いて、たとえば、回路の脱落等のな
い、信頼性の高いプリント配線板や釜石プリント配線板
を実現することが可能となる。As described above, in the electrical laminate according to the present invention, since the adhesive containing talc, which has excellent heat dissipation properties and is fired at 1000°C or higher, is used, the adhesive used to bond the metal foils is The thermal conductivity of the layer is improved, its thermal deterioration is prevented, and peeling of the metal foil is suppressed. Therefore, by using the electrical laminate of the present invention, it is possible to realize, for example, a highly reliable printed wiring board or Kamaishi printed wiring board that does not have circuits coming off.
代理人 弁理士 松 本 武 彦Agent: Patent Attorney Takehiko Matsumoto
Claims (1)
接着層を介して金属箔が積層されてなる電気用積層板で
あって、前記接着層が、１０００℃以上で焼成されたタ
ルクを３〜５０重量％含有する接着剤により構成されて
いることを特徴とする電気用積層板。1 An electrical laminate comprising a metal foil laminated on at least one side of an insulating substrate made of a resin-impregnated base material via an adhesive layer, the adhesive layer containing 3 to 50% of talc fired at 1000°C or higher. An electrical laminate comprising an adhesive containing % by weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28630588A JPH02130146A (en) | 1988-11-11 | 1988-11-11 | Electrical laminate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28630588A JPH02130146A (en) | 1988-11-11 | 1988-11-11 | Electrical laminate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02130146A true JPH02130146A (en) | 1990-05-18 |
Family
ID=17702661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP28630588A Pending JPH02130146A (en) | 1988-11-11 | 1988-11-11 | Electrical laminate |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02130146A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006328105A (en) * | 2005-05-23 | 2006-12-07 | Hitachi Chem Co Ltd | Resin composition, prepreg for printed wiring board, and metal-clad laminate |
| WO2011040415A1 (en) * | 2009-09-29 | 2011-04-07 | 日立化成工業株式会社 | Multilayer resin sheet and method for producing same, method for producing multilayer resin sheet cured product, and highly thermally conductive resin sheet laminate and method for producing same |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5885593A (en) * | 1981-11-16 | 1983-05-21 | 鐘淵化学工業株式会社 | Paper substrate material metal foil-covered laminated board |
-
1988
- 1988-11-11 JP JP28630588A patent/JPH02130146A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5885593A (en) * | 1981-11-16 | 1983-05-21 | 鐘淵化学工業株式会社 | Paper substrate material metal foil-covered laminated board |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006328105A (en) * | 2005-05-23 | 2006-12-07 | Hitachi Chem Co Ltd | Resin composition, prepreg for printed wiring board, and metal-clad laminate |
| WO2011040415A1 (en) * | 2009-09-29 | 2011-04-07 | 日立化成工業株式会社 | Multilayer resin sheet and method for producing same, method for producing multilayer resin sheet cured product, and highly thermally conductive resin sheet laminate and method for producing same |
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