Patents by Inventor Suk Hwa RYU

Suk Hwa RYU 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).

  • UV curable coating composition
    Patent number: 11008465
    Abstract: The present invention relates to a high solid type ultraviolet-curable coating composition and a molded product comprising a cured coating layer formed using the same. The present invention provides an eco-friendly UV-curable coating composition having less generation of volatile organic compounds.
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: May 18, 2021
    Assignee: KCC CORPORATION
    Inventors: Suk Hwa Ryu, Kyu Yeob Park, Kang Soo Kim
  • UV CURABLE COATING COMPOSITION
    Publication number: 20200239700
    Abstract: The present invention relates to a high solid type ultraviolet-curable coating composition and a molded product comprising a cured coating layer formed using the same. The present invention provides an eco-friendly UV-curable coating composition having less generation of volatile organic compounds.
    Type: Application
    Filed: September 19, 2018
    Publication date: July 30, 2020
    Inventors: Suk Hwa RYU, Kyu Yeob PARK, Kang Soo KIM
  • Radiation curable paint composition and molded product comprising cured coating layer formed therefrom
    Patent number: 9938427
    Abstract: The present invention relates to a radiation curable paint composition and a molded product comprising a cured coating layer formed therefrom, and more specifically, to: a radiation curable paint composition comprising a polyfunctional polyurethane acrylate being at least pentafunctional, a mono- or difunctional polyurethane acrylate, a mono-, di- or trifunctional acrylate, a photopolymerization initiator, and a triazine-based UV absorber, wherein physical properties such as adhesion to a metal or plastic substrate, water resistance, moisture resistance, heat resistance, thermal shock resistance and the like are remarkable, and particularly, weather resistance is remarkable, and thus it is useful for a hard coating for a plastic substrate, and particularly, for an automobile headlamp; and a molded product comprising a cured coating layer formed therefrom.
    Type: Grant
    Filed: June 2, 2014
    Date of Patent: April 10, 2018
    Assignee: KCC CORPORATION
    Inventors: Jang Wook Kim, Kyu Yeob Park, Kang Soo Kim, Suk Hwa Ryu
  • RADIATION CURABLE PAINT COMPOSITION AND MOLDED PRODUCT COMPRISING CURED COATING LAYER FORMED THEREFROM
    Publication number: 20160108277
    Abstract: The present invention relates to a radiation curable paint composition and a molded product comprising a cured coating layer formed therefrom, and more specifically, to: a radiation curable paint composition comprising a polyfunctional polyurethane acrylate being at least pentafunctional, a mono- or difunctional polyurethane acrylate, a mono-, di- or trifunctional acrylate, a photopolymerization initiator, and a triazine-based UV absorber, wherein physical properties such as adhesion to a metal or plastic substrate, water resistance, moisture resistance, heat resistance, thermal shock resistance and the like are remarkable, and particularly, weather resistance is remarkable, and thus it is useful for a hard coating for a plastic substrate, and particularly, for an automobile headlamp; and a molded product comprising a cured coating layer formed therefrom.
    Type: Application
    Filed: June 2, 2014
    Publication date: April 21, 2016
    Inventors: Jang Wook KIM, Kyu Yeob PARK, Kang Soo KIM, Suk Hwa RYU