公开(公告)号：US20080087137A1

公开(公告)日：2008-04-17

申请号：US11798614

申请日：2007-05-15

申请人： In-Keun Shim ,  Jae-Woo Joung

发明人： In-Keun Shim ,  Jae-Woo Joung

IPC分类号： B22F9/00

CPC分类号： B22F9/24 ,  B22F1/0018 ,  B82Y30/00 ,  C01B13/36 ,  C01G3/02 ,  C01P2002/72 ,  C01P2002/88 ,  C01P2004/03 ,  C01P2004/04 ,  C01P2004/64 ,  Y10S977/896

摘要： The present invention relates to a method for manufacturing metal nanoparticles, more particularly to a method for manufacturing metal nanoparticles, which includes: preparing a mixed solution including capping molecules, a metal catalyst, a reducing agent, and an organic solvent; adding a metal precursor to the mixed solution and raising to a predetermined temperature and stirring; and lowering the temperature of the mixed solution and producing nanoparticles. Embodiments of the invention allow the synthesis of nanoparticles, such as of single metals, metal alloys, or metal oxides, to a high concentration in a water base using a metal catalyst.

摘要翻译： 本发明涉及金属纳米粒子的制造方法，更具体地说，涉及一种金属纳米粒子的制造方法，其特征在于，包括：制备包含封端分子，金属催化剂，还原剂和有机溶剂的混合溶液; 向混合溶液中加入金属前体并升温至预定温度并搅拌; 并降低混合溶液的温度并产生纳米颗粒。 本发明的实施方案允许使用金属催化剂在水基中合成高浓度的纳米颗粒，例如单一金属，金属合金或金属氧化物。

公开(公告)号：US20080081125A1

公开(公告)日：2008-04-03

申请号：US11902486

申请日：2007-09-21

申请人： Hyun-Chul Jung ,  Jae-Woo Joung ,  Hye-Jin Cho ,  Yoon-Ah Baik ,  Sung-Il Oh

发明人： Hyun-Chul Jung ,  Jae-Woo Joung ,  Hye-Jin Cho ,  Yoon-Ah Baik ,  Sung-Il Oh

IPC分类号： C23C18/00 ,  H05H1/00

CPC分类号： H05K3/28 ,  H05K3/0091 ,  H05K2203/013

摘要： A method for manufacturing cover lay of printed circuit board is disclosed. With a method that includes preparing a board on which a circuit pattern is formed, and jetting a protecting ink selectively on the board by inkjet printing, a cover lay of a complicated shape may be formed easily with high accuracy and high productivity, as a polymer ink is jetted by inkjet printing to form the cover lay for a flexible circuit board.

摘要翻译： 公开了印刷电路板盖板的制造方法。 通过包括制备在其上形成电路图案的板并且通过喷墨印刷在板上选择性地喷射保护油墨的方法，可以以高精度和高生产率容易地形成复杂形状的盖板作为聚合物 通过喷墨打印喷墨，形成柔性电路板的盖板。

公开(公告)号：US20080070011A1

公开(公告)日：2008-03-20

申请号：US11902237

申请日：2007-09-20

申请人： Sung-Il Oh ,  Jae-Woo Joung ,  Sung-Nam Cho

发明人： Sung-Il Oh ,  Jae-Woo Joung ,  Sung-Nam Cho

IPC分类号： C23C14/04 ,  B05D3/06 ,  B32B3/10

CPC分类号： H05K3/4664 ,  H05K3/0035 ,  H05K3/1233 ,  H05K3/1241 ,  H05K3/4053 ,  H05K3/4069 ,  H05K2203/085 ,  Y10T428/24909

摘要： The present invention relate to a method for manufacturing a multi-layer printed circuit board using inkjet printing and a vacuum printing equipment, in particular, a method for manufacturing a multi-layer printed circuit board including; preparing a board; forming wiring using inkjet printing on the board; forming an insulation layer using a thermosetting polymer compound on the board; forming via holes by a laser irradiation on the insulation layer; and filling metal nanoparticle paste in the via holes by a vacuum printing method.

摘要翻译： 本发明涉及一种使用喷墨印刷和真空印刷设备制造多层印刷电路板的方法，特别涉及制造多层印刷电路板的方法，包括： 准备董事会; 使用喷墨印刷在板上形成布线; 在板上形成使用热固性聚合物化合物的绝缘层; 通过激光照射在所述绝缘层上形成通孔; 并通过真空印刷方法将金属纳米粒子糊料填充在通孔中。

公开(公告)号：US20070283848A1

公开(公告)日：2007-12-13

申请号：US11797631

申请日：2007-05-04

申请人： Tae-Hoon Kim ,  Jae-Woo Joung ,  Sung-Nam Cho ,  Sung-Il Oh ,  Hye-Jin Cho

发明人： Tae-Hoon Kim ,  Jae-Woo Joung ,  Sung-Nam Cho ,  Sung-Il Oh ,  Hye-Jin Cho

IPC分类号： C09D11/02

CPC分类号： C09D11/322 ,  B22F1/0074 ,  B22F2998/00 ,  C09D11/36 ,  B22F1/0018

摘要： The present invention relates to a metal ink composition for inkjet printing, more particularly to a metal ink composition which includes 20 to 85 weight % of metal nanoparticles and 15 to 80 weight % of organic solvent, where the organic solvent is made of an ethylene glycol-based ether or a mixed solvent including an ethylene glycol-based ether. The invention provides a metal ink composition in which an organic solvent suited for an inkjet head is used to improve the ejection, storage, and viscosity properties of the ink.

摘要翻译： 本发明涉及一种用于喷墨印刷的金属油墨组合物，更具体地涉及一种金属油墨组合物，其包含20至85重量％的金属纳米颗粒和15至80重量％的有机溶剂，其中有机溶剂由乙二醇 的醚或包含乙二醇基醚的混合溶剂。 本发明提供了一种金属油墨组合物，其中使用适用于喷墨头的有机溶剂来改善油墨的喷射，储存和粘度特性。

公开(公告)号：US20070268324A1

公开(公告)日：2007-11-22

申请号：US11797887

申请日：2007-05-08

申请人： Won-Chul Sim ,  Jae-Woo Joung ,  Chang-Sung Park ,  Sung-Jun Park

发明人： Won-Chul Sim ,  Jae-Woo Joung ,  Chang-Sung Park ,  Sung-Jun Park

IPC分类号： B41J29/393

CPC分类号： B41J2/14233 ,  B41J2/04581 ,  B41J2/04588

摘要： A method and apparatus for calculating the natural frequency of an ink-jet head are disclosed. With a method of determining a natural frequency of an ink-jet head operated by a piezoelectric actuator by joining a sensor to the piezoelectric actuator, which includes supplying electrical power to the piezoelectric actuator; receiving data on the vibration of the ink-jet head as input from the sensor and storing the data; transforming the data and outputting a vibration waveform of the ink-jet head; and analyzing the vibration waveform and to determine the natural frequency of the ink-jet head ink-jet head, the natural frequency of the ink-jet head of high reliability may be determined. In addition, the time required for detecting natural frequency may be reduced.

摘要翻译： 公开了一种用于计算喷墨头的固有频率的方法和装置。 利用通过将传感器连接到压电致动器来确定由压电致动器操作的喷墨头的固有频率的方法，其包括向压电致动器供电; 从所述传感器接收作为所述喷墨头的振动的数据并存储所述数据; 变换数据并输出喷墨头的振动波形; 并且分析振动波形并确定喷墨头喷墨头的固有频率，可以确定高可靠性的喷墨头的固有频率。 此外，可以减少检测固有频率所需的时间。

公开(公告)号：US20070257948A1

公开(公告)日：2007-11-08

申请号：US11730881

申请日：2007-04-04

申请人： Young-Jae Kim ,  Jae-Woo Joung ,  Chang-Sung Park ,  Young-Seuck Yoo

发明人： Young-Jae Kim ,  Jae-Woo Joung ,  Chang-Sung Park ,  Young-Seuck Yoo

IPC分类号： B41J29/38

CPC分类号： B41J2/04588 ,  B41J2/04581 ,  B41J2/14233 ,  B41J2002/14411

摘要： An operating method for an inkjet head is disclosed. With a method of operating an inkjet head to eject ink droplets, for an inkjet head including a pressure chamber that is contracted and expanded in a particular period, a membrane included in one side of the pressure chamber, and a nozzle connected to the pressure chamber, where the method includes: (a) decompression-operating the membrane, such that the volume of the pressure chamber is increased, in correspondence with the period in which the pressure chamber is expanded; (b) compression-operating the membrane, such that the volume of the pressure chamber is decreased, in correspondence with the time point at which the pressure chamber is converted from an expanded state to a contracted state; (c) decompression-operating the membrane, such that the volume of the pressure chamber is increased, in correspondence with the period in which the pressure chamber is contracted; and (d) compression-operating the membrane, such that the volume of the pressure chamber is decreased, in correspondence with the time point at which the pressure chamber is converted from a contracted state to an expanded state, the operating waveform delivered to the actuator is designed in consideration of all of the resonance frequencies of the actuator, pressure chamber, and meniscus, whereby the ejection speed of ink droplets may be increased and the size of the ink droplets may be minimized, without being subject to the effects of resonance of the actuator during the process of ejecting the ink droplets.

摘要翻译： 公开了一种用于喷墨头的操作方法。 通过操作喷墨头以喷射墨滴的方法，对于包括在特定时间段收缩和膨胀的压力室的喷墨头，包括在压力室一侧的膜和连接到压力室的喷嘴 其中所述方法包括：（a）减压操作所述膜，使得所述压力室的体积与所述压力室膨胀的时段相对应地增加; （b）对膜进行压缩操作，使得压力室的体积相应于压力室从膨胀状态转变为收缩状态的时间点减小; （c）减压操作膜，使得压力室的体积相应于压力室收缩的时间段增加; 和（d）对膜进行压缩操作，使得压力室的容积对应于压力室从收缩状态转变为膨胀状态的时间点而减小，输送到致动器的操作波形 考虑到致动器，压力室和弯液面的所有共振频率而设计，从而可以增加墨滴的喷射速度，并且可以使墨滴的尺寸最小化，而不会受到共振的影响 在喷墨过程中的致动器。

公开(公告)号：US20070237669A1

公开(公告)日：2007-10-11

申请号：US11708508

申请日：2007-02-21

申请人： Young-Il Lee ,  Jae-Woo Joung ,  Kwi-Jong Lee

发明人： Young-Il Lee ,  Jae-Woo Joung ,  Kwi-Jong Lee

IPC分类号： C22C19/03 ,  B22F9/24

CPC分类号： B22F9/24 ,  B22F1/0018 ,  B82Y30/00 ,  C22C19/03 ,  C30B7/00 ,  C30B29/02 ,  C30B29/60 ,  Y10T428/2991

摘要： The invention provides a method of manufacturing nickel nanoparticles and nickel nanoparticles thus produced, having superior dispersion stability and smooth surface, by reducing after forming nickel-hydrazine complex in a reverse microemulsion, wherein the method includes (a) forming an aqueous solution including nickel precursor, surfactant, and hydrophobic solvent, (b) forming nickel-hydrazine complex by adding a reducing agent that includes hydrazine to the mixture, (c) producing nickel nanoparticles by adding an reducing agent to the mixture that includes said nickel-hydrazine complex.

摘要翻译： 本发明提供一种通过在反相微乳液中形成镍 - 肼络合物后还原形成镍纳米颗粒和如此制备的镍纳米颗粒的方法，具有优异的分散稳定性和光滑表面，其中该方法包括（a）形成包含镍前体的水溶液 ，表面活性剂和疏水性溶剂，（b）通过向混合物中加入还原剂形成镍 - 肼络合物，（c）通过向包含所述镍 - 肼络合物的混合物中加入还原剂制备镍纳米颗粒。

公开(公告)号：US08864871B2

公开(公告)日：2014-10-21

申请号：US11892711

申请日：2007-08-27

申请人： Young-Il Lee ,  Jae-Woo Joung

发明人： Young-Il Lee ,  Jae-Woo Joung

IPC分类号： B22F1/00 ,  B22F9/00 ,  C21B15/04 ,  C22B5/20 ,  C22C1/04 ,  C21C1/06 ,  C22B1/06 ,  C25B5/00 ,  C07C1/00 ,  C07C2/00 ,  C07C4/00 ,  C07C5/00 ,  C07C6/00 ,  B01J19/12 ,  A62D3/00 ,  B82Y30/00 ,  C30B7/14 ,  B22F9/24 ,  C30B29/60

CPC分类号： B22F9/24 ,  B22F2998/00 ,  B22F2999/00 ,  B82Y30/00 ,  C30B7/14 ,  C30B29/602 ,  Y10S977/773 ,  Y10S977/775 ,  Y10S977/777 ,  Y10S977/81 ,  Y10S977/932 ,  B22F1/0018 ,  B22F2202/11

摘要： The present invention relates to a method for manufacturing copper nanoparticles, in particular, to a method for manufacturing copper nanoparticles, wherein the method includes preparing a mixture solution including a copper salt, a dispersing agent, a reducing agent and an organic solvent; raising temperature of the mixture solution up to 30-50° C. and agitating; irradiating the mixture solution with microwaves; and obtaining the copper nanoparticles by lowering temperature of the mixture solution.According to the present invention, several tens of nm of copper nanoparticles having a narrow particle size distribution and good dispersibility can be synthesized in mass production.

摘要翻译： 本发明涉及一种制造铜纳米颗粒的方法，特别涉及一种制造铜纳米颗粒的方法，其中该方法包括制备包括铜盐，分散剂，还原剂和有机溶剂的混合溶液; 将混合溶液的温度升高至30-50℃并搅拌; 用微波照射混合溶液; 并通过降低混合溶液的温度来获得铜纳米颗粒。 根据本发明，可以在批量生产中合​​成数十nm的粒径分布窄，分散性好的铜纳米粒子。

公开(公告)号：US08531720B2

公开(公告)日：2013-09-10

申请号：US12480240

申请日：2009-06-08

申请人： Kwan-Soo Yun ,  Ved Prakash Anand ,  Sang-Do Cho ,  Ro-Woon Lee ,  Jae-Woo Joung

发明人： Kwan-Soo Yun ,  Ved Prakash Anand ,  Sang-Do Cho ,  Ro-Woon Lee ,  Jae-Woo Joung

IPC分类号： G06F15/00 ,  G06K1/00 ,  H04N1/60

CPC分类号： H05K3/125 ,  H05K3/0005 ,  H05K2203/013

摘要： A method of processing image data according to an embodiment of the present invention includes: setting a permissible pitch range for a distance between adjacent ink blots; arranging image data for the line pattern in an x-y coordinate system; selecting a first base point corresponding to one side of the image data for the line pattern; selecting a first determination point from the first base point, in which the first determination point is parallel to and separated from one side of the image data for the line pattern; determining whether a distance between the first base point and the first determination point is within the permissible pitch range; and storing a coordinate as print data if the distance between the first base point and the first determination point is within the permissible pitch range, in which the coordinate is located at a shortest distance from the first determination point.

摘要翻译： 根据本发明的实施例的处理图像数据的方法包括：设置相邻墨迹之间距离的允许间距范围; 将线图案的图像数据排列在x-y坐标系中; 选择对应于所述线图案的图像数据的一侧的第一基点; 从所述第一基点选择第一确定点，其中所述第一确定点与所述线图案的图像数据的一侧平行并分离; 确定所述第一基点和所述第一确定点之间的距离是否在所述允许的音调范围内; 以及如果所述第一基点和所述第一确定点之间的距离在所述允许间距范围内，则所述坐标作为打印数据存储，其中所述坐标位于距所述第一确定点最短距离处。

公开(公告)号：US08394281B2

公开(公告)日：2013-03-12

申请号：US12926053

申请日：2010-10-22

申请人： Won-Chul Sim ,  Jae-Woo Joung ,  Young-Jae Kim

发明人： Won-Chul Sim ,  Jae-Woo Joung ,  Young-Jae Kim

IPC分类号： G01D15/00

CPC分类号： B41J2/162 ,  B41J2/1606 ,  B41J2/161 ,  B41J2/1623 ,  B41J2/1628 ,  B41J2/1629 ,  B41J2/1631 ,  B41J2/1643 ,  Y10T29/49401

摘要： A method of manufacturing an inkjet head includes: forming an inlet and a pressure chamber in an upper substrate, the inlet penetrating the upper substrate and providing a passage for an inflow of ink, and the pressure chamber formed as a recess in one side of the upper substrate; forming a manifold and an ink channel in a middle substrate, the manifold configured to be connected with the inlet, and the ink channel penetrating the middle substrate and configured to be connected with the pressure chamber; forming a straight portion and a nozzle in a plate substrate, the straight portion configured to be connected with the ink channel, and the nozzle connected with the straight portion; forming a hydrophobic layer on one side of the plate substrate, the hydrophobic layer having a window formed therein, and the window opening the nozzle by a circumference greater than a circumference of an end of the nozzle; and stacking in order and attaching the upper substrate, the middle substrate, and the plate substrate.

摘要翻译： 一种制造喷墨头的方法包括：在上基板中形成入口和压力室，所述入口穿透上基板并提供用于墨入口的通道，并且压力室形成为凹槽的一侧 上基板 在中间基板中形成歧管和墨水通道，所述歧管构造成与所述入口连接，并且所述墨水通道穿过所述中间基板并被构造成与所述压力室连接; 在平板基板上形成直线部分和喷嘴，所述直线部分构造成与所述墨水通道连接，所述喷嘴与所述直线部分连接; 在所述板基板的一侧上形成疏水层，所述疏水层具有形成在其中的窗口，所述窗口以大于所述喷嘴端部周长的圆周打开所述喷嘴; 并按顺序堆叠并连接上基板，中间基板和板基板。