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JPS61243198A - Production of electrically-conductive plastic composite material - Google Patents

Production of electrically-conductive plastic composite material

Info

Publication number
JPS61243198A
JPS61243198A JP60085002A JP8500285A JPS61243198A JP S61243198 A JPS61243198 A JP S61243198A JP 60085002 A JP60085002 A JP 60085002A JP 8500285 A JP8500285 A JP 8500285A JP S61243198 A JPS61243198 A JP S61243198A
Authority
JP
Japan
Prior art keywords
conductive
anode
electrically
electrolytic
insulating plastic
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
JP60085002A
Other languages
Japanese (ja)
Other versions
JPH068519B2 (en
Inventor
Mitsuo Yamada
三男 山田
Isao Watanabe
渡辺 伊三男
Keiji Hazama
硲 圭司
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.)
Resonac Corp
Original Assignee
Hitachi Chemical 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 Hitachi Chemical Co Ltd filed Critical Hitachi Chemical Co Ltd
Priority to JP60085002A priority Critical patent/JPH068519B2/en
Publication of JPS61243198A publication Critical patent/JPS61243198A/en
Publication of JPH068519B2 publication Critical patent/JPH068519B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Laminated Bodies (AREA)
  • Non-Insulated Conductors (AREA)
  • Manufacturing Of Electric Cables (AREA)
  • Processes Specially Adapted For Manufacturing Cables (AREA)
  • Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)

Abstract

PURPOSE:To produce a thick-walled electrically-conductive plastic composite material by bringing an insulating plastic molded article which is preliminarily incorporated with an electrolytic polymerization monomer and an electrically- cnductive salt into contact with an anode in an electrolytic soln. and impressing voltage between the anode and a cathode. CONSTITUTION:An anode 3 such as Ni and a cathode 7 such as Pt are oppositely provided in an electrolytic soln. 1 incorporated in an electrolytic cell 2 and the following insulating plastic molded article 4 such as PVC is brought into contact with the above-mentioned anode 3 which is preliminarily incorporated with an electrically-conductive salt consisting of both an electric polymerizable monomer such as pyrrole and a compd. contg. an anion or a cation with a method for pressurizing and impregnating the salt. Then voltage is impressed between the above-mentioned anode 3 and cathode 7 to perform the electrolytic polymerization. Thereby an electrically-conductive polymer 5 is formed in the inside of the above-mentioned plastic molded article 4 and an electrically- conductive plastic composite material 6 is obtained.

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、導電性電解重合体と絶縁性プラスチックから
なる複合体の新規製造方法に関する。
DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a novel method for producing a composite consisting of a conductive electrolytic polymer and an insulating plastic.

〔従来の技術〕[Conventional technology]

電解重合性モノマーおよび導電性塩を含む電解質溶液中
で、陽極に接する絶縁性プラスチック中に、電解重合に
より、導電性ビロール重合体等を形成する方法は公知で
ある。しかし、該方法は、薄肉の絶縁性プラスチックに
限定されているため、成形品等厚肉プラスチック対象に
は、新規電解重合法の開発が強く望まれている。
A method of forming a conductive virol polymer or the like by electrolytic polymerization in an insulating plastic in contact with an anode in an electrolyte solution containing an electrolytically polymerizable monomer and a conductive salt is known. However, since this method is limited to thin-walled insulating plastics, there is a strong desire to develop a new electrolytic polymerization method for thick-walled plastics such as molded products.

従来公知の導電性電解重合体と絶縁性プラスチックから
なる複合体の製造方法は、第3図に示すように、電解重
合性モノマーと導電性塩を含む電解質溶液1を、電解槽
2に準備し、陽極3に接触させた絶縁性プラスチック4
中に、導電性重合体5を電解重合により形成するもので
ある。かかる方法では、シート状の導電性電解重合体5
と絶縁性プラスチック4からなる複合体6を形成できる
利点はあるが、対象とする絶縁性プラスチックの厚みは
、高々100μm程度であり、厚肉を有する成形品への
適用は著しく困難である。また、従来公知の方法によれ
ば、絶縁性プラスチックの形状はシート状を対象として
おり、成形品の形状についての汎用性は極めて低い。
As shown in FIG. 3, a conventionally known method for manufacturing a composite consisting of a conductive electrolytic polymer and an insulating plastic includes preparing an electrolyte solution 1 containing an electrolytically polymerizable monomer and a conductive salt in an electrolytic bath 2. , insulating plastic 4 in contact with anode 3
Inside, a conductive polymer 5 is formed by electrolytic polymerization. In this method, a sheet-shaped conductive electrolytic polymer 5
Although it has the advantage of being able to form a composite body 6 consisting of the insulating plastic 4 and the insulating plastic 4, the thickness of the insulating plastic is approximately 100 μm at most, making it extremely difficult to apply it to molded products with thick walls. Further, according to the conventionally known method, the shape of the insulating plastic is intended to be a sheet, and the versatility of the shape of the molded product is extremely low.

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

本発明は従来提案されている方式に比べはるかに厚肉を
有する成形品の導電化を可能とする導電性電解重合体と
絶縁性プラスチックからなる複合体の新規な製造方法を
提供しようとするものである。
The present invention aims to provide a new method for manufacturing a composite consisting of a conductive electrolytic polymer and an insulating plastic, which makes it possible to make a molded product with a much thicker wall conductive than conventionally proposed methods. It is.

〔問題点を解決するための手段〕[Means for solving problems]

本発明の内容を一実施例を示す第1図を用い説明すると
、電解槽2に、電解重合性モノマーと導電性塩を含む電
解質溶液1を準備し、予め絶縁性プラスチック成形品4
に少なくとも電解重合性モノマーと導電性塩を含有させ
たのち、該絶縁性プラスチック成形品を陽極に接触させ
ながら陽極3と陰極7間に電圧を印加させ、絶縁性プラ
スチック成形品4に導電性重合体5を電解重合により形
成し、複合体6を得る。
The content of the present invention will be explained using FIG. 1 showing one embodiment. An electrolytic solution 1 containing an electrolytically polymerizable monomer and a conductive salt is prepared in an electrolytic bath 2, and an insulating plastic molded article 4 is prepared in advance.
After containing at least an electrolytically polymerizable monomer and a conductive salt, a voltage is applied between the anode 3 and the cathode 7 while the insulating plastic molded product is in contact with the anode, so that the insulating plastic molded product 4 is injected with a conductive salt. Coalescence 5 is formed by electrolytic polymerization to obtain composite 6.

本発明における電解重合性モノマーとしては、ピロール
、チオフェン、フラン、ピリジン・イミダゾール、チア
ゾール等があげられ、それぞれの誘導体も含むことがで
き、また、これらの混合物であっても良い。
Examples of the electrolytically polymerizable monomer in the present invention include pyrrole, thiophene, furan, pyridine imidazole, and thiazole, and may also include derivatives of each, or may be a mixture thereof.

本発明における導電性塩としては、陽イオン又は陰イオ
ンを含む化合物をあげることができる。
Examples of the conductive salt in the present invention include compounds containing cations or anions.

陽イオンの例としては、テトラエチルアンモニウム陽イ
オン、テトラメチルアンモニウム陽イオン、トリフェニ
ルホスホニウム陽イオンおよびトリーn−ブチルホスホ
ニウム陽イオンがあげられる。
Examples of cations include tetraethylammonium cation, tetramethylammonium cation, triphenylphosphonium cation and tri-n-butylphosphonium cation.

一方、陰イオンとしては、BF、−、CIO,−5H3
Oa −、As Fa −、AsF6−1CIs 8S
03−等をあげることができる。
On the other hand, as anions, BF, -, CIO, -5H3
Oa −, As Fa −, AsF6-1CIs 8S
03- etc. can be mentioned.

本発明における電解重合性モノマーおよび導電性塩の濃
度は、電解質溶剤11に対し、それぞれ0.01〜1モ
ルおよび06001〜1モルが好ましい。
The concentrations of the electrolytically polymerizable monomer and the conductive salt in the present invention are preferably 0.01 to 1 mol and 0.6001 to 1 mol, respectively, relative to the electrolyte solvent 11.

本発明の電解質溶液に用いられる電解質溶剤は、電解重
合性モノマーおよび導電性塩を溶解できることが必要で
あり、アルコール、アセトン、アセトニトリル、エーテ
ル、ジメチルホルムアミド、塩化メチレン、プロピレン
カーボネートおよび水のほかにこれらの混合物をあげる
ことができる。
The electrolyte solvent used in the electrolyte solution of the present invention must be capable of dissolving electrolytically polymerizable monomers and conductive salts, and in addition to alcohol, acetone, acetonitrile, ether, dimethylformamide, methylene chloride, propylene carbonate, and water, these solvents can also be used. It is possible to give a mixture of

本発明における陽極3としては、ニッケル、白金、チタ
ン、ステンレスチール、導電性ガラス等を用いることが
でき、形状は絶縁性プラスチック成形品4の外側又は内
側に接触する形状であることが必要である。
As the anode 3 in the present invention, nickel, platinum, titanium, stainless steel, conductive glass, etc. can be used, and the shape must be such that it comes into contact with the outside or inside of the insulating plastic molded product 4. .

本発明における陰極7は、導電性であれば特に限定しな
いが、白金、銅、ステンレスチール、又はチタン等を使
用すること力論好ましい。
The cathode 7 in the present invention is not particularly limited as long as it is conductive, but it is preferable to use platinum, copper, stainless steel, titanium, or the like.

本発明における絶縁性プラスチック成形品4の材質は、
ポリ塩化ビニル、ポリスチレン、ポリメチルメタクリレ
ート、ポリビニルカルバゾール、ポリイミド、フェノー
ル樹脂等をあげることができるが、これらに限定される
ものではない。
The material of the insulating plastic molded product 4 in the present invention is:
Examples include, but are not limited to, polyvinyl chloride, polystyrene, polymethyl methacrylate, polyvinyl carbazole, polyimide, and phenol resin.

本発明において、電解重合性七ツマー1導電性塩を絶縁
性プラスチックへ含有させる方法は、含浸法(常圧、加
圧)練込み法又または塗布法を採用することができるが
、成形品を電解質溶液中で加圧下で含浸させるのが好ま
しい。
In the present invention, an impregnation method (ordinary pressure or pressurized pressure) kneading method or a coating method can be adopted as a method for incorporating the electrolytically polymerizable Neptumer 1 conductive salt into the insulating plastic. Impregnation under pressure in an electrolyte solution is preferred.

本発明における電解条件としては、電圧が0.5〜50
v1好ましくは、2〜20Vの範囲であり、電流密度は
、0.1〜100+a^/cm”、好ましくは、1〜5
0 a+A/cm”の範囲である。
The electrolytic conditions in the present invention include a voltage of 0.5 to 50
v1 is preferably in the range of 2 to 20V, and the current density is 0.1 to 100+a^/cm", preferably 1 to 5
0 a+A/cm".

本発明における電解重合温度は、電解質溶剤の凝固点と
沸点の範囲で調整できる。
The electrolytic polymerization temperature in the present invention can be adjusted within the range of freezing point and boiling point of the electrolyte solvent.

〔実施例〕〔Example〕

以下本発明を実施例、比較例に基づいて詳細に説明する
The present invention will be described in detail below based on Examples and Comparative Examples.

ス韮■1 第2図は、本発明における電解重合性七ツマー1導電性
塩および電解質溶剤の絶縁性プラスチック成形品への含
浸法を示す概略説明図で、第2図に示すように、予め、
オートクレーブ8に・アセトニトリル 600m1、ピ
ロール2.5gおよびテトラエチルアンモニウムバーク
ロレート 5gを準備し、電解質溶液1を調製し、該電
解質溶液1中に厚さ2u+、縦100M、横100mの
ポリ塩化ビニルシート4を浸漬したのち、オートクレー
ブ8内を窒素ガスにより10kg/am”に加圧した・
100分間加圧を行ったのちに、ポリ塩化ビニルシート
4を取り出し、ガラス製の電解槽2(縦503、横60
C11、高さ50as)に移し、ニッケルで表面処理を
行った陽極3に接触させながら、陽極3と陰極7(ステ
ンレススチール製、縦100鶴、横100m)に、5v
の電圧を印加し、電解重合を行った。
Figure 2 is a schematic explanatory diagram showing a method of impregnating an insulating plastic molded product with an electrolytically polymerizable 7-mer 1 conductive salt and an electrolyte solvent in the present invention. ,
In an autoclave 8, prepare 600 ml of acetonitrile, 2.5 g of pyrrole, and 5 g of tetraethylammonium barchlorate, prepare an electrolyte solution 1, and add a polyvinyl chloride sheet 4 with a thickness of 2U+, a length of 100M, and a width of 100m in the electrolyte solution 1. After immersion, the inside of autoclave 8 was pressurized to 10 kg/am'' with nitrogen gas.
After pressurizing for 100 minutes, the polyvinyl chloride sheet 4 was taken out and placed in a glass electrolytic cell 2 (vertical 503, horizontal 60
C11, height 50as), and while contacting the anode 3 whose surface was treated with nickel, apply 5V to the anode 3 and cathode 7 (made of stainless steel, 100 m long, 100 m wide).
Electrolytic polymerization was performed by applying a voltage of .

なお、電解槽2中の電解質溶液の組成は、オートクレー
ブ8に準備した電解質溶液と同一組成とした。
The composition of the electrolyte solution in the electrolytic cell 2 was the same as that of the electrolyte solution prepared in the autoclave 8.

電解重合を3分間行ったのち、60℃で30分間乾燥し
、得られた複合体の導電率を4点法により測定した結果
、陽極3との接触面は、15Ω−1・Cl11− ’で
、非接触面は1Ω−1・(J −’であった。
After performing electrolytic polymerization for 3 minutes, it was dried at 60°C for 30 minutes, and the conductivity of the obtained composite was measured using a four-point method. , the non-contact surface was 1Ω-1·(J-'.

工較皿 予め、ポリ塩化ビニルシート4を電解質溶液1に浸漬し
加圧する工程を省略した以外、実施例1と同様に電解重
合を試み、4点法により導電率を測定した結果、陽極3
との接触面および非接触面ともに、xo−11Ω−”e
ll−’であった。
Electrolytic polymerization was attempted in the same manner as in Example 1, except that the step of immersing the polyvinyl chloride sheet 4 in the electrolyte solution 1 and pressurizing it in advance was omitted, and as a result of measuring the conductivity using the four-point method, it was found that the anode 3
Both contact and non-contact surfaces with xo-11Ω-”e
It was ll-'.

〔発明の効果〕〔Effect of the invention〕

本発明では、予め絶縁性プラスチック成形品に、少なく
とも電解重合製モノマーおよび導電性塩を含有させ、電
解質溶液中にて電解重合を行うものであるから、従来提
案されている方式に比べ、はるかに厚肉を有する成形品
の導電化が可能となり、電磁波シールド等の分野での活
用が可能で、工業的意義は極めて大である。
In the present invention, an insulating plastic molded article is preliminarily contained with at least an electrolytically polymerized monomer and a conductive salt, and electrolytically polymerized in an electrolyte solution, so it is much more effective than conventionally proposed methods. This makes it possible to make thick-walled molded products electrically conductive and can be used in fields such as electromagnetic shielding, which is of great industrial significance.

【図面の簡単な説明】[Brief explanation of drawings]

第1図は本発明の電解重合法を示す概略説明図、第2図
は本発明における電解重合性モノマー、導電性塩および
電解質溶剤の絶縁性プラスチック成形品への含浸法を示
す概略説明図、第3図は従来法の電解重合法の概略説明
図である。 符号の説明 1 電解質溶液  2 電解槽
FIG. 1 is a schematic explanatory diagram showing the electrolytic polymerization method of the present invention, FIG. 2 is a schematic explanatory diagram showing the method of impregnating an insulating plastic molded article with an electrolytically polymerizable monomer, a conductive salt, and an electrolyte solvent according to the present invention, FIG. 3 is a schematic illustration of a conventional electrolytic polymerization method. Explanation of symbols 1 Electrolyte solution 2 Electrolytic cell

Claims (1)

【特許請求の範囲】 1、少なくとも電解重合性モノマーと導電性塩を、予め
絶縁性プラスチック成形品に含有させたのち、該絶縁性
プラスチック成形品を陽極に接触させながら陽極と陰極
間に電圧を印加させ、電解質溶液中にて電解重合を行う
ことを特徴とする導電性プラスチック複合体の製造方法
。 2、電解重合性モノマーおよび導電性塩を溶解した電解
質溶液中で加圧下で絶縁性プラス チック成形品を含浸させ、成形品に電解重合性モノマー
と導電性塩を含有させる特許請求の範囲第1項記載の導
電性プラスチック複合体の製造方法。
[Claims] 1. After containing at least an electrolytically polymerizable monomer and a conductive salt in an insulating plastic molded product in advance, a voltage is applied between the anode and the cathode while the insulating plastic molded product is brought into contact with the anode. 1. A method for producing a conductive plastic composite, comprising applying an electric current to conduct electrolytic polymerization in an electrolyte solution. 2. An insulating plastic molded article is impregnated under pressure in an electrolyte solution containing an electrolytically polymerizable monomer and a conductive salt, and the molded article contains the electrolytically polymerizable monomer and conductive salt.Claim 1 A method for manufacturing the conductive plastic composite described above.
JP60085002A 1985-04-19 1985-04-19 Method for producing conductive plastic composite Expired - Lifetime JPH068519B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60085002A JPH068519B2 (en) 1985-04-19 1985-04-19 Method for producing conductive plastic composite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60085002A JPH068519B2 (en) 1985-04-19 1985-04-19 Method for producing conductive plastic composite

Publications (2)

Publication Number Publication Date
JPS61243198A true JPS61243198A (en) 1986-10-29
JPH068519B2 JPH068519B2 (en) 1994-02-02

Family

ID=13846470

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60085002A Expired - Lifetime JPH068519B2 (en) 1985-04-19 1985-04-19 Method for producing conductive plastic composite

Country Status (1)

Country Link
JP (1) JPH068519B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63250482A (en) * 1987-04-06 1988-10-18 Matsushita Electric Ind Co Ltd Electrically conductive polymer composite and its production
JPS63257634A (en) * 1987-04-15 1988-10-25 株式会社リコー Continuous manufacture of laminated and/or composite body film
EP0301930A2 (en) * 1987-07-31 1989-02-01 Thomson-Csf Electrically conducting polymeric composite film and method for preparing it
FR2618802A1 (en) * 1987-07-31 1989-02-03 Thomson Csf Process for obtaining composite polymer films

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63250482A (en) * 1987-04-06 1988-10-18 Matsushita Electric Ind Co Ltd Electrically conductive polymer composite and its production
JPS63257634A (en) * 1987-04-15 1988-10-25 株式会社リコー Continuous manufacture of laminated and/or composite body film
EP0301930A2 (en) * 1987-07-31 1989-02-01 Thomson-Csf Electrically conducting polymeric composite film and method for preparing it
FR2618801A1 (en) * 1987-07-31 1989-02-03 Thomson Csf CONDUCTIVE COMPOSITE POLYMER FILM AND METHOD FOR MANUFACTURING THE SAME
FR2618802A1 (en) * 1987-07-31 1989-02-03 Thomson Csf Process for obtaining composite polymer films
US5104580A (en) * 1987-07-31 1992-04-14 Thomson-Csf Conductive composite polymer film and method for its manufacture

Also Published As

Publication number Publication date
JPH068519B2 (en) 1994-02-02

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