Patents by Inventor Dabum Kim

Dabum Kim 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).

  • Composite cellulose nanosheet with excellent transparency and strength and manufacturing method thereof
    Patent number: 11718720
    Abstract: Disclosed are a composite cellulose nanosheet with excellent transparency and strength and manufacturing method thereof. The manufacturing method of a composite cellulose nanosheet includes: preparing a dispersion including a cellulose nanofiber and a cellulose nanocrystal; preparing a nanosheet support with the dispersion; contacting the nanosheet support with a crosslinking agent; and placing the nanosheet support that has contacted the crosslinking agent between two sheets of barrier materials such as two sheets of glass plate.
    Type: Grant
    Filed: October 6, 2020
    Date of Patent: August 8, 2023
    Assignees: Hyundai Motor Company, Kia Motors Corporation, University-Industry Cooperation Group of Kyung Hee University
    Inventors: Chae Hwan Hong, Jin Woo Choung, Jungmok You, Kangyun Lee, Youngho Jun, Dabum Kim, Goo Min Kwon
  • COMPOSITE CELLULOSE NANOSHEET WITH EXCELLENT TRANSPARENCY AND STRENGTH AND MANUFACTURING METHOD THEREOF
    Publication number: 20210355289
    Abstract: Disclosed are a composite cellulose nanosheet with excellent transparency and strength and manufacturing method thereof. The manufacturing method of a composite cellulose nanosheet includes: preparing a dispersion including a cellulose nanofiber and a cellulose nanocrystal; preparing a nanosheet support with the dispersion; contacting the nanosheet support with a crosslinking agent; and placing the nanosheet support that has contacted the crosslinking agent between two sheets of barrier materials such as two sheets of glass plate.
    Type: Application
    Filed: October 6, 2020
    Publication date: November 18, 2021
    Inventors: Chae Hwan Hong, Jin Woo Choung, Jungmok You, Kangyun Lee, Youngho Jun, Dabum Kim, Goo Min Kwon