Patents by Inventor Wan Ho SON

Wan Ho SON 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).

  • Polypropylene composite resin composition having excellent scratch resistance and mechanical properties
    Patent number: 10745547
    Abstract: A polypropylene composite resin composition includes: 30 to 70% by weight of high crystalline block copolymer polypropylene, based on the total weight of the polypropylene composite resin composition; 10 to 20% by weight of a rubber elastomer, based on the total weight of the polypropylene composite resin composition; 10 to 18% by weight of a reinforcing material, based on the total weight of the polypropylene composite resin composition; 2 to 4% by weight of a mercaptosilane coupling agent, based on the total weight of the polypropylene composite resin composition; and 1 to 5% by weight of a slip agent, based on the total weight of the polypropylene composite resin composition.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: August 18, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, DAE Ha Co., Ltd.
    Inventors: Hak Soo Kim, Han Ki Lee, Mun Gyu Bak, Wan Ho Son, Jae Hyun Choi
  • POLYPROPYLENE COMPOSITE RESIN COMPOSITION HAVING EXCELLENT SCRATCH RESISTANCE AND MECHANICAL PROPERTIES
    Publication number: 20190185652
    Abstract: A polypropylene composite resin composition includes: 30 to 70% by weight of high crystalline block copolymer polypropylene, based on the total weight of the polypropylene composite resin composition; 10 to 20% by weight of a rubber elastomer, based on the total weight of the polypropylene composite resin composition; 10 to 18% by weight of a reinforcing material, based on the total weight of the polypropylene composite resin composition; 2 to 4% by weight of a mercaptosilane coupling agent, based on the total weight of the polypropylene composite resin composition; and 1 to 5% by weight of a slip agent, based on the total weight of the polypropylene composite resin composition.
    Type: Application
    Filed: December 6, 2018
    Publication date: June 20, 2019
    Inventors: Hak Soo KIM, Han Ki LEE, Mun Gyu BAK, Wan Ho SON, Jae Hyun CHOI