Patents by Inventor Eun Ha CHUNG

Eun Ha CHUNG 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).

  • TARPAULIN HAVING IMPROVED FLEXIBILITY, ADHESION, AND SURFACE STRENGTH AND MANUFACTURING METHOD THEREFOR
    Publication number: 20240279871
    Abstract: The disclosed tarpaulin comprises: a fabric layer, and a resin layer bonded to at least one surface of the fabric layer. The fabric layer comprises: high-density polyethylene (HDPE) multifilament yarns; polypropylene (PP) multifilament yarns arranged to cross the HDPE multifilament yarns; and polyethylene terephthalate (PET) ground yarns binding the HDPE multifilament yarns and the PP multifilament yarns. The resin layer comprises PP and low-density polyethylene (LDPE).
    Type: Application
    Filed: April 19, 2024
    Publication date: August 22, 2024
    Applicant: POLYTECH INC.
    Inventors: Eun Ha CHUNG, Kyoung Joong KIM
  • TARPAULIN HAVING IMPROVED FLEXIBILITY, ADHESION, AND SURFACE STRENGTH AND MANUFACTURING METHOD THEREFOR
    Publication number: 20210040681
    Abstract: The disclosed tarpaulin comprises: a fabric layer, and a resin layer bonded to at least one surface of the fabric layer. The fabric layer comprises: high-density polyethylene (HDPE) multifilament yarns; polypropylene (PP) multifilament yams arranged to cross the HDPE multifilament yarns; and polyethylene terephthalate (PET) ground yarns binding the HDPE multifilament yarns and the PP multifilament yarns. The resin layer comprises PP and low-density polyethylene (LDPE).
    Type: Application
    Filed: February 1, 2019
    Publication date: February 11, 2021
    Inventors: Eun Ha CHUNG, Kyong Joong KIM