Dic Corporation

Yamagata University

Daio Paper Corporation

Dic Corporation (Tokyo)

Dis Corporation

Yoshinori Katayama

Tomoko Okamoto

Yasuhiro Sente

Sunao Yoshihara

Jun Shirakami

Yukie Saitou

Wataru Fujikawa

Akira Murakawa

Haruhiko Katsuta

Seiji Funakura

Hiroshi Kinoshita

Shizuo Tokito

Daisuke Kumaki

Akifumi Hayashi

Eiichi Kiuchi

Kenjiro Fukuda

Tsutomu Kanno

Kenichi Yatsugi

Mayoka Tachi

Ryuu Koike

Tomoaki Ishida

Tadahiro Furukawa

Hideyuki Kobayashi

Norifumi Kawamura

There is provided a method for forming an electrically conductive ultrafine pattern which has an excellent pattern cross-sectional shape is provided by a composite technique including a printing process and a plating process, and furthermore, by imparting excellent adhesion to each interface of a laminate including a plating core pattern, an electrically conductive ultrafine pattern which can be preferably used as a highly accurate electric circuit and a method for manufacturing the same are also provided. The method includes (1) a step of applying a resin composition to form a receiving layer on a substrate; (2) a step of printing an ink containing plating core particles by a reverse offset printing method to form a plating core pattern on the receiving layer; and (3) a step of depositing a metal on the plating core pattern formed in the step (2) by an electrolytic plating method.

Method for forming electrically conductive ultrafine pattern, electrically conductive ultrafine pattern, and electric circuit

[Object] To provide a conductive ink composition which allows formation of a high resolution conductive pattern, and which can provide a high conductivity pattern by firing at a lower temperature and in a shorter time. [Solution] The aforementioned object is achieved by including a conductive filler, an epoxy compound, a blocked polyisocyanate in which a blocking agent is an active methylene compound and/or a pyrazole compound, a reaction catalyst for the blocked polyisocyanate, and an organic solvent as essential components. A conductive ink composition of the present invention can be fired at a lower temperature and in a shorter time and allows printing of a higher resolution conductive pattern.

Conductive ink composition, method for producing conductive patterns, and conductive circuit

Provided is a method of manufacturing a thin film transistor satisfying the relation of L&#x3c;5 &#x3bc;m. The method includes a process of forming a streak portion by performing transfer printing on a support using a release member which is provided with an ink streak portion for forming source and drain electrodes and has mold releasability, and baking the streak portion to thereby form the source electrode constituted by a conductor and the drain electrode constituted by a conductor. In the method manufacturing a thin film transistor in which the source and drain electrodes obtained above, a semiconductor layer, an insulator layer, and a gate electrode constituted by a conductor are laminated, after the baking, in a laminated cross section of the thin film transistor to be manufactured is set to A and a channel length thereof is set to L, the ink streak portion is provided so as to satisfy the condition of L/A&#x2265;0.05.

Method of manufacturing a specifically dimensioned thin film transistor, thin film transistor, and transistor array

Provided is an organic electroluminescent lighting device which can be seen that the entire surface is uniformly illuminated from the side of a transparent electrode substrate even when an auxiliary electrode or an auxiliary wiring is provided with respect to the transparent electrode substrate. In an organic electroluminescent lighting device including a pair of electrode layers including a translucent electrode layer provided on a translucent substrate, at least one organic layer interposed between the pair of electrode layers and including a light-emitting layer, and an auxiliary electrode provided on the translucent electrode layer such that the auxiliary electrode comes in contact with a portion of the translucent electrode layer, the auxiliary electrode includes conductive metal particles having a particle diameter of 0.1 to 2 &#x3bc;m, and is covered with an interlayer insulating coating film for suppressing the conduction with the organic layer.

Organic electroluminescent lighting device

Provided are a method for forming a high-definition metal pattern which including the steps of (1) forming a receiving layer on a substrate by coating the substrate with a resin composition including a urethane resin having a weight-average molecular weight of five thousand or more or a vinyl resin and a medium, (2) forming a plating-core pattern on the receiving layer by printing an ink including a particle that serves as a plating core on the receiving layer by reverse offset printing, and (3) depositing a metal on the plating-core pattern by electroless plating, a high-definition metal pattern formed by the above-described method, and an electronic component including the high-definition metal pattern.

Method for forming high-definition metal pattern, high-definition metal pattern, and electronic component

A conductive paste providing an intended conductive pattern having high linearity and having no disconnection, short circuits, or the like even in the case of performing gravure offset printing with a gravure plate having a bezel pattern. A conductive paste for bezel-pattern printing performed by a gravure offset printing process includes conductive metal particles (A); an organic compound (B) that is solid at 50&#xb0; C. and has a boiling point of more than 300&#xb0; C. at normal pressure; an organic compound (C) that is liquid at 50&#xb0; C. and has a boiling point of more than 300&#xb0; C. at normal pressure; and an organic solvent (D) that is not the (B) or (C), does not have reactivity with the (B) or (C), and has a boiling point of 170&#xb0; C. to 300&#xb0; C. at normal pressure. A method for forming a conductive pattern by a gravure offset printing process employs the above-described conductive paste.

Conductive paste, method for forming conductive pattern, and object with printed conductive pattern

Provided are a gravure offset printing method, a gravure offset printing apparatus, and a gravure plate that allow a fine wiring pattern to be accurately printed on the material to be printed. A gravure offset printing method executed by a gravure offset printing apparatus includes a step of filling a groove on a gravure plate with a printing paste, a step of offsetting the printing paste from the groove on the gravure plate to the blanket, and a step of transferring the printing paste from the blanket to a substrate. The groove on the gravure plate includes a region having a width of 100 to 700 &#x3bc;m in a direction perpendicular to a print direction. The region has a leading end tapered forward in the print direction and a trailing end split into a pair of branches by a notch tapered forward in the print direction.

Gravure offset printing method, gravure offset printing device, and gravure plate

There is provided a water-based conductive ink for inkjet recording, the water-based conductive ink enabling formation of highly conductive circuit wiring even by low-temperature firing. A water-based conductive ink for inkjet recording contains metal nanoparticles (X), a polyhydric alcohol (A), and water (B), wherein a polyhydric alcohol represented by the following general formula is used as the polyhydric alcohol (A) (where R represents a hydrogen atom or any one lower alkyl group selected from the group consisting of a methyl group, an ethyl group, and an n-propyl group).

Water-based conductive ink for inkjet recording

Provided is a pigment dispersing composition for a color filter including a color material, a resin, and an organic solvent which may dissolve the resin, wherein a modified pigment (D) is contained as the color material which includes, on the surface of a pigment (A), a polymer (P) obtained by polymerizing a polymer (B) containing a polymerizable unsaturated group soluble in a non-aqueous solvent and at least one type of polymerizable unsaturated monomer (C) which is soluble in the non-aqueous solvent and becomes either insoluble or poorly soluble following polymerization, alternatively wherein a modified pigment (D) is contained as the color material which is obtained, under the presence of a pigment (A), a non-aqueous solvent, and a polymer (B) containing a polymerizable unsaturated group soluble in the non-aqueous solvent, by polymerizing at least one type of polymerizable unsaturated monomer (C).

Pigment dispersing composition for color filter

In an absorbent articleincluding a liquid-permeable topsheetpositioned at a surface that contacts with a human body; a non liquid-permeable backsheetpositioned at a surface opposite to the topsheetand an absorbent bodyprovided between the topsheetand the backsheeta three-dimensional gatheris formed by a folding portionat which the backsheetis folded up to the topsheetside along both side portions in a longitudinal direction of the absorbent bodyand a nonwoven fabric at least partially adhered to this folding portionThe three-dimensional gatherhas a free endstructured with the nonwoven fabric.

Growing community of inventors

Sakura, Japan

Yoshinori Katayama