Patents by Inventor Kang Ju PARK

Kang Ju PARK has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20230207150
    Abstract: The present disclosure is a conductive paste for a solar cell electrode comprising a metal powder, a glass frit, and an organic vehicle, wherein the discharge amount factor A of the bus-bar electrode can be calculated by Equation 1 below, and the discharge amount factor B of the finger electrode can be calculated by the following Equation 2, and |AB| relates to a conductive paste for a solar cell electrode, characterized in that it is 0.100 or less. A = Slip velocity × 10 / G ? ? ? × ? ? 0.01 B = 1/ G? ? ? × 0 .
    Type: Application
    Filed: December 29, 2020
    Publication date: June 29, 2023
    Inventors: Kang Ju PARK, In Chul KIM, Chung Ho KIM, Min Soo KO, Mun Seok JANG, Tae Hyun JUN, Hwa Joong KIM
  • Publication number: 20230141625
    Abstract: The present disclosure provides a conductive paste for a solar cell electrode, comprising a metal powder, a glass frit, a metal oxide, an organic binder and a solvent, wherein the metal oxide comprises at least one metal oxide selected from the group consisting of tungsten (W), antimony (Sb), nickel (Ni), copper (Cu), magnesium (Mg), calcium (Ca), ruthenium (Ru), molybdenum (Mo), and bismuth (Bi).
    Type: Application
    Filed: December 29, 2020
    Publication date: May 11, 2023
    Inventors: In Chul KIM, Chung Ho KIM, Kang Ju PARK, Min Soo KO, Mun Seok JANG, Tae Hyun JUN, Hwa Joong KIM
  • Publication number: 20220089475
    Abstract: Proposed is a conductive paste for a solar cell electrode. The conductive paste includes a metal powder, a glass frit, an organic vehicle, a silicone oil and an additive. The use of the silicone oil included in the conductive paste resolves the problem of phase separation and significantly improves slip properties of the conductive paste, thereby enabling the implementation of fine line widths.
    Type: Application
    Filed: November 29, 2019
    Publication date: March 24, 2022
    Inventors: Tae Hyun JUN, In Chul KIM, Min Soo KO, Hwa Young NOH, Mun Seok JANG, Chung Ho KIM, Kang Ju PARK
  • Publication number: 20220037542
    Abstract: Disclosed is a conductive paste for a solar cell electrode. The conductive paste contains a metal powder, a glass frit, an organic vehicle, and a wax solution. The wax solution is prepared by activating a wax-based compound in a polydimethylsiloxane-based compound. In addition, a method of preparing the conductive paste is disclosed. With the use of the conductive paste, it is possible to reliably form fine-patterned front electrodes for solar cells, to improve the electrical characteristics of the electrodes, and to improve power generation efficiency of solar cells.
    Type: Application
    Filed: November 29, 2019
    Publication date: February 3, 2022
    Inventors: Min Soo KO, In Chul KIM, Hwa Young NOH, Mun Seok JANG, Chung Ho KIM, Kang Ju PARK, Tae Hyun JUN
  • Publication number: 20220029036
    Abstract: Proposed is a conductive paste for a solar cell electrode. The conductive paste includes a metal powder, a glass frit, and an organic vehicle. The glass frit includes an alkali metal oxide, and the metal powder includes an alkali component.
    Type: Application
    Filed: November 29, 2019
    Publication date: January 27, 2022
    Inventors: Chung Ho KIM, In Chul KIM, Min Soo KO, Hwa Young NOH, Mun Seok JANG, Kang Ju PARK, Tae Hyun JUN
  • Publication number: 20200350444
    Abstract: The present invention provides a paste composition for a solar cell electrode, the paste composition including a conductive metal powder, a glass fit, and an organic vehicle, wherein the conductive metal powder includes at least two surface treatment parts positioned at the outer periphery thereof, and one of the surface treatment parts is formed by silicone oil.
    Type: Application
    Filed: October 18, 2018
    Publication date: November 5, 2020
    Inventors: Tae Hyun JUN, In Chul KIM, Min Soo KO, Hwa Young NOH, Mun Seok JANG, Chung Ho KIM, Kang Ju PARK, Hwa Joong KIM
  • Publication number: 20200331796
    Abstract: A glass frit, according to an embodiment of the present invention, is a glass frit contained in a conductive paste for a solar cell electrode, which comprises an alkali metal oxide, wherein the total molar ratio of the alkali metal oxide to the total glass frit is 0.1 to 0.2.
    Type: Application
    Filed: October 17, 2018
    Publication date: October 22, 2020
    Inventors: Chung Ho KIM, Mun Seok JANG, Hwa Young NOH, In Chul KIM, Min Soo KO, Tae Hyun JUN, Kang Ju PARK
  • Publication number: 20200335645
    Abstract: The present invention provides an electroconductive paste for a solar cell electrode, comprising a metal powder, glass frit, a metal oxide, an organic binder, and a solvent, wherein the metal oxide comprises an oxide of at least one kind of metal selected from a group consisting of tungsten (W), antimony (Sb), nickel (Ni), copper (Cu), magnesium (Mg), calcium (Ca), ruthenium (Ru), molybdenum (Mo), and bismuth (Bi).
    Type: Application
    Filed: October 18, 2018
    Publication date: October 22, 2020
    Applicants: LS-NIKKO COPPER INC., LS-NIKKO COPPER INC.
    Inventors: In Chul KIM, Hwa Joong KIM, Tae Hyun JUN, Min Soo KO, Mun Seok JANG, Hwa Young NOH, Chung Ho KIM, Kang Ju PARK
  • Publication number: 20200262741
    Abstract: The present invention relates to a conductive paste for a solar cell electrode, comprising: a metal powder; glass frit; and organic vehicles, wherein the glass frit includes a first glass frit having a first glass transition temperature and a second glass frit having a second glass transition temperature that is higher than the first glass transition temperature, wherein the glass frit is contained in an amount of 1-10% by weight with respect to the total weight of the paste, the content of the first glass frit being larger than that of the second glass frit. The present invention can improve the conversion efficiency and adhesion characteristics of a solar cell by using two or more kinds of glass frits having different glass transition temperatures in combination.
    Type: Application
    Filed: October 18, 2018
    Publication date: August 20, 2020
    Inventors: Mun Seok JANG, Hwa Young NOH, In Chul KIM, Min Soo KO, Tae Hyun JUN, Hwa Joong KIM, Kang Ju PARK, Chung Ho KIM