JPH0227799A - Conductive sheet - Google Patents
Conductive sheetInfo
- Publication number
- JPH0227799A JPH0227799A JP17623088A JP17623088A JPH0227799A JP H0227799 A JPH0227799 A JP H0227799A JP 17623088 A JP17623088 A JP 17623088A JP 17623088 A JP17623088 A JP 17623088A JP H0227799 A JPH0227799 A JP H0227799A
- Authority
- JP
- Japan
- Prior art keywords
- conductive
- resin
- supporter
- conductive sheet
- light
- 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
Links
- 229920005989 resin Polymers 0.000 claims abstract description 22
- 239000011347 resin Substances 0.000 claims abstract description 22
- 229910052751 metal Inorganic materials 0.000 abstract description 8
- 239000002184 metal Substances 0.000 abstract description 8
- 239000000126 substance Substances 0.000 abstract description 8
- -1 polyethylene Polymers 0.000 abstract description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 4
- 239000004793 Polystyrene Substances 0.000 abstract description 4
- 229920000515 polycarbonate Polymers 0.000 abstract description 4
- 239000004417 polycarbonate Substances 0.000 abstract description 4
- 229920002223 polystyrene Polymers 0.000 abstract description 4
- 239000006229 carbon black Substances 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 abstract description 3
- 239000000843 powder Substances 0.000 abstract description 3
- 239000004698 Polyethylene Substances 0.000 abstract description 2
- 239000004743 Polypropylene Substances 0.000 abstract description 2
- 229910002804 graphite Inorganic materials 0.000 abstract description 2
- 239000010439 graphite Substances 0.000 abstract description 2
- 229920000728 polyester Polymers 0.000 abstract description 2
- 229920000573 polyethylene Polymers 0.000 abstract description 2
- 229920001155 polypropylene Polymers 0.000 abstract description 2
- 239000002904 solvent Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- 239000011248 coating agent Substances 0.000 description 9
- 238000000576 coating method Methods 0.000 description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 7
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 6
- 238000001035 drying Methods 0.000 description 5
- 239000000835 fiber Substances 0.000 description 5
- 239000001856 Ethyl cellulose Substances 0.000 description 4
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 4
- 229920001249 ethyl cellulose Polymers 0.000 description 4
- 235000019325 ethyl cellulose Nutrition 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000003973 paint Substances 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- SMEGJBVQLJJKKX-HOTMZDKISA-N [(2R,3S,4S,5R,6R)-5-acetyloxy-3,4,6-trihydroxyoxan-2-yl]methyl acetate Chemical compound CC(=O)OC[C@@H]1[C@H]([C@@H]([C@H]([C@@H](O1)O)OC(=O)C)O)O SMEGJBVQLJJKKX-HOTMZDKISA-N 0.000 description 3
- 229940081735 acetylcellulose Drugs 0.000 description 3
- 229920002301 cellulose acetate Polymers 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 3
- 229920006267 polyester film Polymers 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- LNAZSHAWQACDHT-XIYTZBAFSA-N (2r,3r,4s,5r,6s)-4,5-dimethoxy-2-(methoxymethyl)-3-[(2s,3r,4s,5r,6r)-3,4,5-trimethoxy-6-(methoxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6r)-4,5,6-trimethoxy-2-(methoxymethyl)oxan-3-yl]oxyoxane Chemical compound CO[C@@H]1[C@@H](OC)[C@H](OC)[C@@H](COC)O[C@H]1O[C@H]1[C@H](OC)[C@@H](OC)[C@H](O[C@H]2[C@@H]([C@@H](OC)[C@H](OC)O[C@@H]2COC)OC)O[C@@H]1COC LNAZSHAWQACDHT-XIYTZBAFSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- 239000000020 Nitrocellulose Substances 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000011231 conductive filler Substances 0.000 description 2
- 229920001940 conductive polymer Polymers 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920000609 methyl cellulose Polymers 0.000 description 2
- 239000001923 methylcellulose Substances 0.000 description 2
- 229920001220 nitrocellulos Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- WUPHOULIZUERAE-UHFFFAOYSA-N 3-(oxolan-2-yl)propanoic acid Chemical compound OC(=O)CCC1CCCO1 WUPHOULIZUERAE-UHFFFAOYSA-N 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910021595 Copper(I) iodide Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 229920002433 Vinyl chloride-vinyl acetate copolymer Polymers 0.000 description 1
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 1
- 150000001241 acetals Chemical class 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 229910052980 cadmium sulfide Inorganic materials 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000012461 cellulose resin Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- LSXDOTMGLUJQCM-UHFFFAOYSA-M copper(i) iodide Chemical compound I[Cu] LSXDOTMGLUJQCM-UHFFFAOYSA-M 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910003437 indium oxide Inorganic materials 0.000 description 1
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920000767 polyaniline Polymers 0.000 description 1
- 229920000128 polypyrrole Polymers 0.000 description 1
- 229920000123 polythiophene Polymers 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- ILJSQTXMGCGYMG-UHFFFAOYSA-N triacetic acid Chemical compound CC(=O)CC(=O)CC(O)=O ILJSQTXMGCGYMG-UHFFFAOYSA-N 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、電磁シールド材及び静電気発生防止材として
用いられる透視可能な導電性シートに関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a transparent conductive sheet used as an electromagnetic shielding material and a static electricity generation prevention material.
電子機器の発展に伴い、電磁波及び静電気による電子機
器の障害が問題となっている。電磁波障害及び静電気の
発生を防止する方法としては、下記の方法が知られてい
る。（１）導電性充填剤、導電性高分子等を樹脂の表面
又は内部に混入して導電体化する方法、（２）電子機器
のハウジングの内面又は支持体表面に金属シートを貼る
方法、（６）電気メツキ、金属蒸着等により金属薄膜を
形成する方法、（４）金属繊維を支持体表面に塗布する
か又は樹脂と混練し、支持体の内部に導入する方法、（
５）導電性インクをパターン状に塗布する方法、（６）
金属ワイヤーをメツシュ状にして支持体表面に貼る方法
、（７）支持体表面に金属酸化物例えば酸化インジウム
の薄膜を形成する方法等が知られている。BACKGROUND ART With the development of electronic devices, damage to electronic devices due to electromagnetic waves and static electricity has become a problem. The following methods are known as methods for preventing electromagnetic interference and static electricity. (1) A method of mixing a conductive filler, a conductive polymer, etc. into the surface or inside of a resin to make it a conductor, (2) A method of pasting a metal sheet on the inner surface of the housing or support surface of an electronic device, ( 6) A method of forming a metal thin film by electroplating, metal vapor deposition, etc.; (4) a method of applying metal fibers to the surface of a support or kneading them with a resin and introducing them into the interior of the support;
5) Method of applying conductive ink in a pattern, (6)
There are known methods such as (7) forming a mesh of metal wire and pasting it on the surface of the support, and (7) forming a thin film of a metal oxide, such as indium oxide, on the surface of the support.
しかしく１）〜（３）の方法では、使用する導電性材料
が金属、カーボン等であるため著しく着色しており、こ
れらで支持体、ハウジング等の全面を導電体化するので
、透視することができない。However, in methods 1) to (3), the conductive materials used are metals, carbon, etc., which are significantly colored, and the entire surface of the support, housing, etc. is made conductive, so it is difficult to see through. I can't.
また（４）〜（ハの方法によれば透視可能な導電性シー
トが得られるが、これはきわめて高価である。Further, although methods (4) to (c) provide transparent conductive sheets, they are extremely expensive.
本発明者らは、絶縁性材料の表面を容易に導電化するこ
とができ、かつ光透過性を有する導電性シートを開発す
るため研究を進めた結果、本発明を完成した。The present inventors completed the present invention as a result of conducting research to develop a conductive sheet that can easily make the surface of an insulating material conductive and has light transparency.
本発明は、光透過性支持体上に、導電性樹脂の多孔質状
の層を有することを特徴とする導電性シートである。The present invention is a conductive sheet characterized by having a porous layer of conductive resin on a light-transmitting support.
本発明の導電性シートの構成を図面により説明する。図
面は導電性シートの拡大斜視図であって、１は光透過性
支持体、２は導電性樹脂の多孔質層を示す。The structure of the conductive sheet of the present invention will be explained with reference to the drawings. The drawing is an enlarged perspective view of a conductive sheet, in which 1 indicates a light-transmitting support and 2 indicates a porous layer of conductive resin.
本発明に用いられる光透過性支持体としては、例えばポ
リエステル、ポリエチレン、ポリスチレン、ポリプロピ
レン、ポリカーボネート、ポリビニルアセタール、ポリ
塩化ビニル、トリアセテート、セルロース系樹脂、透明
度の高い紙又はラミネート紙、ガラス等が好ましい。Preferred examples of the light-transmitting support used in the present invention include polyester, polyethylene, polystyrene, polypropylene, polycarbonate, polyvinyl acetal, polyvinyl chloride, triacetate, cellulose resin, highly transparent paper or laminated paper, and glass.
導電性樹脂としては、導電性物質と樹脂の混合物が用い
られる。導電性物質としては、例えばカーボンブランク
、グラファイト、金属粉末、沃化第一銅粉末、硫化鋼、
硫化カドミウム等の導電性充填剤、鉄繊維、ステンレス
鋼繊維、黄銅繊維、炭素繊維等の導電性繊維、ポリアニ
リン、ポリチオフェン、ポリピロール等の導電性高分子
等が用いられる。これらの導電性物質の２種以上の混合
物を用いることもできる。As the conductive resin, a mixture of a conductive substance and a resin is used. Examples of conductive substances include carbon blank, graphite, metal powder, cuprous iodide powder, sulfide steel,
Conductive fillers such as cadmium sulfide, conductive fibers such as iron fibers, stainless steel fibers, brass fibers, and carbon fibers, conductive polymers such as polyaniline, polythiophene, and polypyrrole are used. A mixture of two or more of these conductive substances can also be used.
また樹脂としては、樹脂溶液を塗布、乾燥するに際して
、２種の溶媒の溶解性又は揮発性の差を利用して、光透
過性を有する多孔質膜を形成しうる樹脂（ブラッシング
樹脂）が用いられる。このような樹脂としては、例えば
ニトロセルロース、メチルセルロース、エチルセルロー
ス、アセチルセルロース、ポリ塩化ビニル、ポリスチレ
ン、ポリカーボネート、ポリ酢酸ビニル、ポリビニルブ
チラール、塩化ビニル酢酸ビニル共重合体、エチレン酢
酸ビニル共重合体、アクリル系樹脂等があげられる。ニ
トロセルロース、メチルセルロース、エチルセルロース
、アセチルセルロース等のセルロース系ａｔ 脂カ好ま
しい。In addition, the resin used is a resin (brushing resin) that can form a light-transparent porous film by utilizing the difference in solubility or volatility between two types of solvents when applying and drying a resin solution. It will be done. Examples of such resins include nitrocellulose, methylcellulose, ethylcellulose, acetylcellulose, polyvinyl chloride, polystyrene, polycarbonate, polyvinyl acetate, polyvinyl butyral, vinyl chloride-vinyl acetate copolymer, ethylene-vinyl acetate copolymer, and acrylic resins. Examples include resin. Cellulose-based at-fats such as nitrocellulose, methylcellulose, ethylcellulose, and acetylcellulose are preferred.
本発明の導電性シートを製造するに際しては、まず導電
性物質、樹脂及び２種の溶媒を含有する塗液な調製する
。When manufacturing the conductive sheet of the present invention, first a coating liquid containing a conductive substance, a resin, and two types of solvents is prepared.
塗液中の導電性物質と樹脂の割合は導電性物質及び樹脂
によって異なるが、一般には重量で１：２０〜２０：１
である。The ratio of conductive substance to resin in the coating solution varies depending on the conductive substance and resin, but is generally 1:20 to 20:1 by weight.
It is.
２種の溶媒としては、樹脂に対して可溶性溶媒と不溶性
又は難溶性溶弧あるいは高揮発性溶媒と低揮発性溶媒が
あげられる。可溶性溶媒と不溶性又は難溶性溶媒として
は、例えば下記の組合せがあげられる。ポリ塩化ビニル
に対してテトラヒドロフラン又はメチルエチルケトン（
ＭＥＫ）とエタノール、ポリスチレンに対してトルエン
、ＭＥＫ又は酢酸エチルとｎ−ブタノール、ポリカーボ
ネートに対して塩化メチレン又はジオキサンとアセトン
、アセチルセルロースに対してアセトン又はＭＥＫ 、
！：、 トルエン、エチルセルロースに対してメタノー
ル又はエタノールト水又はトルエン。不溶性又は難溶性
溶媒の配合量は、可溶性溶媒１００重量部に対し１〜１
００重量部が好ましい。Examples of the two types of solvents include a soluble solvent and an insoluble or poorly soluble arc, or a highly volatile solvent and a low volatile solvent. Examples of the soluble solvent and the insoluble or poorly soluble solvent include the following combinations. Tetrahydrofuran or methyl ethyl ketone (
MEK) and ethanol, toluene for polystyrene, MEK or ethyl acetate and n-butanol, methylene chloride or dioxane and acetone for polycarbonate, acetone or MEK for acetylcellulose,
! : toluene, methanol or ethanol to ethylcellulose, water or toluene. The blending amount of the insoluble or poorly soluble solvent is 1 to 1 per 100 parts by weight of the soluble solvent.
00 parts by weight is preferred.
次いで光透過性支持体上に前記の塗液を塗布したのち乾
燥すると、導電性樹脂の多孔質層が形成され、目的の導
電性シートが得られる。Next, when the coating liquid is applied onto a light-transmitting support and dried, a porous layer of conductive resin is formed, and the desired conductive sheet is obtained.
多孔質層の小孔の孔径は数μｍないし２００μｍ程度が
好ましい。孔径がこれより小さいと光透過性が低下し、
またこれより太きいと導電性が低下して充分なシールド
効果が得られなくなる。塗液の固形分濃度、不溶性又は
難溶性溶媒と可溶性溶媒の混合比、乾燥条件等を変える
ことにより、小孔の孔径を調節することができる。The diameter of the small pores in the porous layer is preferably about several μm to 200 μm. If the pore size is smaller than this, the light transmittance will decrease,
Moreover, if it is thicker than this, the conductivity decreases and a sufficient shielding effect cannot be obtained. The pore diameter of the small pores can be adjusted by changing the solid content concentration of the coating liquid, the mixing ratio of an insoluble or poorly soluble solvent to a soluble solvent, drying conditions, etc.
乾燥方法としては、通風乾燥、加熱乾燥等が用いられる
。As the drying method, ventilation drying, heat drying, etc. are used.
本発明の導電性シートは、支持体の機械的強度を損なう
ことな（、きわめて容易に、しかも経済的に有利に製造
することができる。また光透過性を有しているので、透
視することができる。The conductive sheet of the present invention can be produced very easily and economically advantageously without impairing the mechanical strength of the support.Also, since it has optical transparency, it cannot be seen through. I can do it.
実施例１
下記成分から成る塗料を調製したのち、５゜μｍの透明
ポリエステルフィルム上にドクターバーで塗布し、乾燥
することにより、塗布厚約３μｍの多孔質層を形成した
。この層の導電率は約１０４Ω（７）程度で、この層を
通して透視可能であった。Example 1 A paint consisting of the following components was prepared, and then applied onto a 5 μm transparent polyester film using a doctor bar and dried to form a porous layer with a coating thickness of about 3 μm. The conductivity of this layer was approximately 104 ohms (7), and it was possible to see through this layer.
塗料
０．０５μｍのカーボンブラック ２部エチ
ルセルロース ８部エタノール
１７０部水
５０部実施例２
下記成分から成る塗料を調製したのち、５０μｍの透明
ポリエステルフィルム上にドクターバーで塗布し、乾燥
することにより、塗布厚約６μｍの多孔層を形成した。Paint 0.05μm carbon black 2 parts ethyl cellulose 8 parts ethanol 170 parts water
50 parts Example 2 A coating material consisting of the following components was prepared, and then applied onto a 50 μm transparent polyester film using a doctor bar and dried to form a porous layer with a coating thickness of about 6 μm.
この層の導電率は約１０４Ωａ程度で、この層を通して
透視可能であった。The conductivity of this layer was approximately 104 Ωa, and it was possible to see through this layer.
塗料
０．０５−のカーボンブラック ２部ポリビ
ニルブチラール ５部アセトン
１００部水
６０部実施例３
下記成分から成る塗料を調製したのち、５０μｍの透明
ポリエステルフィルム上にドクターバーで塗布し、乾燥
することにより、塗布厚約３μｍの多孔質層を形成した
。この層の導電率は約１０２Ωａ程度で、この層を通し
て透視可能であった。Paint 0.05-carbon black 2 parts polyvinyl butyral 5 parts acetone
100 parts water
60 parts Example 3 A coating material consisting of the following components was prepared, and then applied onto a 50 μm transparent polyester film using a doctor bar and dried to form a porous layer with a coating thickness of approximately 3 μm. The conductivity of this layer was approximately 102 Ωa, and it was possible to see through this layer.
塗料
０．１μｍの銀粉 ２０部ポリ
ビニルブチラール ２部アセトン
４００部水
１２０部Paint 0.1 μm silver powder 20 parts polyvinyl butyral 2 parts acetone
400 parts water
120 copies
図面は本発明の導電性シートの斜視図であって、図中の
記号１は光透過性支持体、２は導電性樹脂を示す。
出願人 株式会社巴 川 製 紙 所
代理人 弁理士 小 林 正 雄外１名The drawing is a perspective view of the conductive sheet of the present invention, in which symbol 1 indicates a light-transmitting support and 2 indicates a conductive resin. Applicant Tomoe River Paper Co., Ltd. Agent Patent attorney Tadashi Kobayashi Yugai (1 person)
Claims (1)
ることを特徴とする導電性シート。An electrically conductive sheet comprising a porous layer of electrically conductive resin on a light-transparent support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63176230A JPH0716119B2 (en) | 1988-07-16 | 1988-07-16 | Method for manufacturing conductive sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63176230A JPH0716119B2 (en) | 1988-07-16 | 1988-07-16 | Method for manufacturing conductive sheet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0227799A true JPH0227799A (en) | 1990-01-30 |
| JPH0716119B2 JPH0716119B2 (en) | 1995-02-22 |
Family
ID=16009911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63176230A Expired - Fee Related JPH0716119B2 (en) | 1988-07-16 | 1988-07-16 | Method for manufacturing conductive sheet |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0716119B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0887834A3 (en) * | 1997-06-24 | 1999-03-24 | Bridgestone Corporation | Electromagnetic wave shielding and light transmitting plate |
| US6090473A (en) * | 1997-06-24 | 2000-07-18 | Bridgestone Corporation | Electromagnetic-wave shielding and light transmitting plate |
| JP2008078441A (en) * | 2006-09-22 | 2008-04-03 | Toray Ind Inc | Method for manufacturing mesh metal particulate laminating substrate |
| JP2008235558A (en) * | 2007-03-20 | 2008-10-02 | Grandex Co Ltd | Porous conductive film and method of manufacturing the same |
| JP2013502057A (en) * | 2009-08-11 | 2013-01-17 | ハゴテック・ホールディング・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング | Electromagnetic shielding material |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5591199A (en) * | 1978-12-28 | 1980-07-10 | Sharp Kk | Plate for shielding radio wave |
| JPS5755949A (en) * | 1980-09-19 | 1982-04-03 | Kanegafuchi Chem Ind Co Ltd | Polymer solution composition |
| JPS5765728A (en) * | 1980-10-09 | 1982-04-21 | Hashimoto Forming Co Ltd | Surface treatment for molded article of synthetic resin |
| JPS57145400A (en) * | 1981-03-04 | 1982-09-08 | Nissha Printing | High frequency radio wave shielding plate and method of producing same |
| JPS6134473A (en) * | 1984-01-09 | 1986-02-18 | Yokogawa Hewlett Packard Ltd | Network analyzer |
| JPS6257297A (en) * | 1985-09-06 | 1987-03-12 | エフエスケ−株式会社 | Light transmitting electromagnetic wave shielding material |
| JPS63156832A (en) * | 1986-12-19 | 1988-06-29 | Matsushita Electric Works Ltd | Production of transparent and electrically conductive film |
-
1988
- 1988-07-16 JP JP63176230A patent/JPH0716119B2/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5591199A (en) * | 1978-12-28 | 1980-07-10 | Sharp Kk | Plate for shielding radio wave |
| JPS5755949A (en) * | 1980-09-19 | 1982-04-03 | Kanegafuchi Chem Ind Co Ltd | Polymer solution composition |
| JPS5765728A (en) * | 1980-10-09 | 1982-04-21 | Hashimoto Forming Co Ltd | Surface treatment for molded article of synthetic resin |
| JPS57145400A (en) * | 1981-03-04 | 1982-09-08 | Nissha Printing | High frequency radio wave shielding plate and method of producing same |
| JPS6134473A (en) * | 1984-01-09 | 1986-02-18 | Yokogawa Hewlett Packard Ltd | Network analyzer |
| JPS6257297A (en) * | 1985-09-06 | 1987-03-12 | エフエスケ−株式会社 | Light transmitting electromagnetic wave shielding material |
| JPS63156832A (en) * | 1986-12-19 | 1988-06-29 | Matsushita Electric Works Ltd | Production of transparent and electrically conductive film |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0887834A3 (en) * | 1997-06-24 | 1999-03-24 | Bridgestone Corporation | Electromagnetic wave shielding and light transmitting plate |
| US6090473A (en) * | 1997-06-24 | 2000-07-18 | Bridgestone Corporation | Electromagnetic-wave shielding and light transmitting plate |
| JP2008078441A (en) * | 2006-09-22 | 2008-04-03 | Toray Ind Inc | Method for manufacturing mesh metal particulate laminating substrate |
| JP2008235558A (en) * | 2007-03-20 | 2008-10-02 | Grandex Co Ltd | Porous conductive film and method of manufacturing the same |
| JP2013502057A (en) * | 2009-08-11 | 2013-01-17 | ハゴテック・ホールディング・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング | Electromagnetic shielding material |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0716119B2 (en) | 1995-02-22 |
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