Showa Denko K.k.

Murata Manufacturing Co., Ltd.

Showa Denko Kabushiki Kaisha

Hitachi, Ltd.

Yoshihiro Saida

Yoshiaki Ikenoue

Reiko Ichikawa

Takashi Ohkubo

Hideki Tomozawa

Fumio Murai

Yasunori Suzuki

Ryuma Takashi

Masaaki Nishioka

Nobuo Uotani

Haruo Yoshida

Junya Kato

Hideki Oohata

Hiroshi Konuma

Shuichi Naijo

Masao Kobayashi

Yoshifumi Asai

Reiko Otsuka

Masayuki Shinoda

Yukie Akakabe

Kouhei Ishida

The invention provides an antistatic treatment agent having an ability of preventing resist film thinning phenomenon in a chemically amplified resist, an antistatic film, a coated article and a pattern forming method using such antistatic treatment agent, in particular, the invention provides an antistatic treatment agent comprising an aqueous solvent-soluble electroconductive polymer, a diamine (divalent) or polyamine (polyvalent) aliphatic basic compound and an anionic surfactant, an antistatic film, a coated article and a pattern forming method using such antistatic treatment agent. As the aqueous solvent-soluble electroconductive polymer, a &#x3c0;-conjugated electroconductive polymer having a Br&#xf6;nsted acid group is a sulfonic acid group is preferred and it is preferable that the amount of the diamine (divalent) or polyamine (polyvalent) aliphatic basic compound be from 0.1 to 75 mol % based on the total number of moles of the basic compounds.

Antistatic treatment agent, and antistatic film, coated article and pattern forming method using the agent

A solid electrolytic capacitor element having a solid electrolyte layer provided on a dielectric layer formed on a surface of an anode body comprising a valve acting metal including a pore, wherein the anode body is configured in such a way that multiple plate-shaped anode bodies are directly piled and integrated with a solid electrolyte, and adjacent piled anode bodies are joined at a section thereof, and a method for producing the solid electrolytic capacitor element.

Solid electrolytic capacitor and method for producing solid electrolytic capacitor

A method for producing a solid electrolyte, which includes the steps of applying a solution containing a five-membered heterocyclic compound as a polymerizable monomer on a substrate surface, and polymerizing the applied monomer to give a solid electrolyte. The monomer-containing solution contains the polymerizable monomer and at least one polymerizable compound selected from a dimer of the monomer and a trimer of the monomer, at a proportion satisfying the equation:/()=100-1,000,000where

Method for production of solid electrolyte and solid electrolytic capacitor

A solid electrolytic capacitor containing a solid electrolytic capacitor element with increased heat resistance, resistance to leakage current, and a low ESR and high reliability, includes a solid electrolytic capacitor element having a dielectric layer, a solid electrolyte layer, a carbon paste layer, and a conductive paste layer sequentially stacked on a surface of a valve acting metal plate, where the carbon paste layer has an end thereof on the solid electrolyte layer, the end of the carbon paste layer is covered with an insulating resin layer, and the largest thickness of the capacitor element in the section of the insulating resin layer is not more than the largest thickness of the capacitor element in the section of the conductive paste layer. A manufacturing method is also described.

Solid electrolytic capacitor element and manufacturing method therefor

The invention relates to an antistatic agent, which comprises a water-soluble electroconductive polymer and a biosurfactant having a hydrophilic site of a molecular weight of 200 to 10,000, excellent in property of preventing film-thinning in chemically amplified resist, and an antistatic film and a coated product obtained by using the antistatic agent.

Antistatic agent, antistatic film and product coated with antistatic film

The invention relates to a self-doping type electrically conducting polymer comprising an isothianaphthene or thiophene skeleton where the polymer chains are crosslinked preferably through a sulfone bond which is imparted with water resistance and solvent resistance; a production process thereof; an electrically conducting composition film obtained by coating a composition containing the self-doping type electrically conducting polymer on a substrate and heating it; a product coated using the composition; and an electronic device containing the self-doping type electrically conducting polymer.

Crosslinked self-doping type electrically conducting polymer, production process thereof, product coated with the polymer and electronic device

The invention relates to a substrate for solid electrolytic capacitor and a method for producing solid electrolytic capacitors using the substrate. By reducing at least part of the porous layer on the surface between the anode part region and the cathode part region of the substrate and preferably filling the dent generated by the reduction with a masking material, a structure ensuring insulation between the anode and the cathode can be obtained and solid electrolytic capacitors excellent in leakage current property and reliability can be obtained.

Solid electrolytic capacitor and method for manufacturing same

The present invention relates to a method for producing a solid electrolytic capacitor in which a solid electrolyte layer is provided by a process comprising a step of dipping a valve-acting metal having thereon a dielectric film layer in a monomer-containing solution, followed by drying (Step), a step of dipping the valve-acting metal in an oxidizing agent-containing solution, followed by drying (Step), and a step of dipping the valve-acting metal in an oxidizing agent-free solution, followed by drying (Step); and to a solid electrolytic capacitor produced thereof. According to the present invention, a thin capacitor element with reduced failure of short circuit and less fluctuation in the element shape can be stably produced, the number of capacitor elements stacked in a solid electrolytic capacitor chip can be increased to realize high capacitance, and a solid electrolytic capacitor element suitable for a solid electrolytic multilayer capacitor with less fluctuation in the equivalent series resistance can be provided.

Solid electrolytic capacitor and method for producing the same

The present invention relates to an anode substrate for a solid electrolytic capacitor which is produced by cutting obliquely a metal substrate comprising a valve-acting metal layer having fine pores and a valve-acting metal layer without fine pores, and having a cut surface which is formed by elongation of the valve-acting metal layer without fine pores dragged by a cutting blade; particularly to an anode substrate for a solid electrolytic capacitor which is produced by cutting obliquely a metal substrate comprising a valve-acting metal layer having fine pores and a valve-acting metal layer without fine pores, and a layer of the elongated valve-acting metal which is generated by that the valve-acting metal layer without fine pores is elongated being dragged along with a cutting blade and covers the edge part of the valve-acting layer having fine pores meets the requirement represented by the following formula:0&#x2266;&#x2266;1&#x2003;&#x2003;[Formula 1]wherein y represents the thickness of the layer of the elongated valve-acting metal in the direction of the thickness of the substrate and z represents the thickness of the valve-acting layer having fine pores which is in contact with the elongated metal layer in the direction of the thickness of the substrate, respectively; and to a solid electrolytic capacitor comprising the above-mentioned anode substrate, an edge of which is chamfered at least partially.

Solid electrolytic capacitor

An antistatic agent comprising a water-soluble electroconductive polymer comprising at least a repeating unit having a sulfo group-containing isothianaphthenylene structure; a method for suppressing electrification of an article during the production or use of the article by forming an electroconductive film comprising the water-soluble electroconductive polymer on the article; an article of which electrification is suppressed by having an electroconductive film comprising the water-soluble conductive polymer on the article; and a method for observing or inspecting an article with suppressing electrification thereof during irradiation with charged particle beams by forming an electroconductive film comprising the water-soluble electroconductive polymer on the article. The electroconductive film retains the electrification-suppressing effect and removability stably even when subjected to a heat treatment or left to stand for a long period of time. The antistatic agent can be formulated into a film-forming antistatic composition which can be used at any pH value from acidic to basic and which is excellent in storage stability.

Method for suppressing electrification and for observing or inspecting

Electroconductive polymers having a chemical structure represented by, for example, the formula (I) ##STR1## wherein R.sup.1 and R.sup.2 independently represent H, a C.sub.1 to C.sub.20 alkyl or alkoxy group, an amino group, a trihalomethyl group or a phenyl group, X represents S, O, Se, Te or NR.sub.3 R.sub.3 represents H, a C.sub.1 to C.sub.6 alkyl group or an aryl group, M represents a cation such as H.sup.+, an alkali metal ion or a quaternary ammonium ion, and m is 0.2 to 2 and a process for producing the polymer.

Electroconductive polymer and process for producing the polymer

Electroconductive polymers having a chemical structure represented by, for example, the formula (I) ##STR1## wherein R.sup.1 and R.sup.2 independently represent H, a C.sub.1 to C.sub.20 alkyl or alkoxy group, an amino group, a trihalomethyl group or a phenyl group, X represents S, O, Se, Te or NR.sub.3 R.sub.3 represents H, a C.sub.1 to C.sub.6 alkyl group or an aryl group, M represents a cation such as M.sup.+, an alkali metal ion or a quaternary ammonium ion, and m is 0.2 to 2 and a process for producing the polymer.

An electroconductive polymer comprising a repeating unit having a chemical structure represented by formula (I): ##STR1## or, formula (II): ##STR2## as defined herein, and a process for producing the same.

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Nagano, Japan

Yoshihiro Saida