Patents by Inventor Joung Hwan HAN

Joung Hwan HAN 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).

  • Catalyst for hydrogenation of aromatic compound and preparation method therefor
    Patent number: 11925920
    Abstract: The present invention relates to a catalyst for hydrogenation of an aromatic compound, which is capable of greatly reducing the inactivation of a catalyst by using a support including a magnesium-based spinel structure, and a preparation method therefor.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: March 12, 2024
    Assignee: HANWHA CHEMICAL CORPORATION
    Inventors: Eung Gyu Kim, Won Yong Kim, Jeong Hwan Chun, Young Jin Cho, Joung Woo Han, Hyo Suk Kim, Wan Jae Myeong, Ki Taeg Jung
  • Non-painting metallic polypropylene resin composition
    Patent number: 10160855
    Abstract: A metallic polypropylene resin composition is provided herein. The metallic polypropylene resin composition provides appearance characteristics that are similar to those provided by painting, but without painting. The metallic polypropylene resin composition of the present invention has excellent physical properties such as scratch resistance, and thus may be applied to molding methods, such as a molded in color (MIC) method. The resin composition is useful as a material for automobile interior and exterior parts, as wells as electric and electronic products, which can be molded by the MIC method.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: December 25, 2018
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Hanwha Total Petrochemical Co., Ltd.
    Inventors: Min Jin Choi, Young Ho Choi, Yong Bum Lee, Ji Hyun Jung, Jae Ho Han, Byoung Ho Lee, Jae Gon Lim, Joung Hwan Han
  • NON-PAINTING METALLIC POLYPROPYLENE RESIN COMPOSITION
    Publication number: 20170335098
    Abstract: A metallic polypropylene resin composition is provided herein. The metallic polypropylene resin composition provides appearance characteristics that are similar to those provided by painting, but without painting. The metallic polypropylene resin composition of the present invention has excellent physical properties such as scratch resistance, and thus may be applied to molding methods, such as a molded in color (MIC) method. The resin composition is useful as a material for automobile interior and exterior parts, as wells as electric and electronic products, which can be molded by the MIC method.
    Type: Application
    Filed: March 21, 2017
    Publication date: November 23, 2017
    Applicants: Hyundai Motor Company, Kia Motors Corporation, Hanwha Total Petrochemical Co., Ltd.
    Inventors: Min Jin CHOI, Young Ho CHOI, Yong Bum LEE, Ji Hyun JUNG, Jae Ho HAN, Byoung Ho LEE, Jae Gon LIM, Joung Hwan HAN