Patent application number | Description | Published |
20080282537 | Wiring forming method of printed circuit board - The present invention relates to a method for forming a wiring of a printed circuit board and more particularly, to a method including: preparing a base film; forming a wiring pattern with ink including metal nanoparticles on the base film by printing; and forming a wring by the induction heating of the base film on which the wiring pattern is formed. The method of the present invention which minimizes the thermal strain and thermal decomposition of a base film, provides an appropriate sintering process of wirings, shortens the manufacturing process, and exhibits excellent mechanical strength is provided by using the induction heating. | 11-20-2008 |
20090025510 | Method for manufacturing nickel nanoparticles - The present invention relates to a method for manufacturing nickel nanoparticles and more particularly to a method including preparing a mixture solution by adding a reducing agent, a dispersing agent and a nickel salt to a polyol; stirring and heating the mixture solution; and producing nickel nanoparticles by reacting the mixture solution, so that it allows mass production of nickel nanoparticles having uniformity of size 30 to 50 nm and high dispersibility. | 01-29-2009 |
20090110619 | Apparatus for manufacturing metal nanoparticles - An apparatus for manufacturing metal nanoparticles is disclosed. The apparatus includes: a precursor supply unit configured to supply a precursor solution for metal nanoparticles, a transport device configured to transport the precursor solution, a heating unit connected with the precursor supply unit and configured to heat the precursor solution to a temperature range in which a production of metal nanoparticles occurs, and a cooling unit connected with the heating unit and configured to collect and cool metal nanoparticles produced at the heating unit, where the cooling unit includes: a channel, a tube surrounding the channel, and a circulator configured to supply a coolant to the tube. | 04-30-2009 |
20090308645 | Printed circuit board and manufacturing method thereof - Disclosed are a printed circuit board and a manufacturing method thereof. The printed circuit board having a circuit pattern formed therein includes a substrate having a groove formed therein, the groove corresponding to the circuit pattern; a first circuit pattern formed inside the groove; and a second circuit pattern formed on the first circuit pattern, the second circuit pattern filling up the groove. | 12-17-2009 |
20100031774 | Apparatus and method for manufacturing metal nanoparticles - The present invention relates to an apparatus and a method of manufacturing metal nanoparticles, and more particularly to an apparatus including: a precursor supplying part which supplies a precursor solution of metal nanoparticles; a first heating part which is connected with the precursor supplying part, includes a reactor channel having a diameter of 1 to 50 mm, and is heated to the temperature range where any particle is not produced; a second heating part which is connected with the first heating part, includes a reactor channel having a diameter of 1 to 50 mm, and is heated to the temperature range where particles are produced; and a cooler which is connected with the second heating part and collects and cools metal nanoparticles produced at the second heating part which allows continuous mass production of metal nanoparticles. | 02-11-2010 |
20100051329 | PRINTED CIRCUIT BOARD AND METHOD OF MANUFACTURING THE SAME - Disclosed are a printed circuit board and a method of manufacturing the same. The method in accordance with an embodiment of the present invention includes: forming an electroless plated layer on an insulation layer; and forming a circuit pattern by applying conductive ink on the electroless plated layer through an inkjet method. | 03-04-2010 |
20100078604 | Nickel nanoparticles - Nickel nanoparticles including an aqueous solution including a nickel precursor, a surfactant, a hydrophobic solvent, and distilled water, the hydrophobic solvent being one or more compounds selected from the group consisting of hexane, cyclohexane, heptane, octane, isooctane, decane, tetradecane, hexadecane, toluene, xylene, 1-octadecene, and 1-hexadecene; a compound including hydrazine which is added to the aqueous solution to form a nickel-hydrazine complex; and a reducing agent added to the compound including the nickel-hydrazine complex. | 04-01-2010 |
20100319489 | APPARATUS AND METHOD FOR MANUFACTURING METAL NANOPARTICLES - The present invention relates to an apparatus and a method of manufacturing metal nanoparticles, and more particularly to an apparatus including: a precursor supplying part which supplies a precursor solution of metal nanoparticles; a first heating part which is connected with the precursor supplying part, includes a reactor channel having a diameter of | 12-23-2010 |