Patents by Inventor Soongin KIM

Soongin 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).

  • Polyphenylene sulfide resin composition, method of preparing polyphenylene sulfide resin composition, and injection-molded article manufactured using polyphenylene sulfide resin composition
    Patent number: 11623988
    Abstract: A polyphenylene sulfide resin composition including (a) 25% to 75% by weight of a base resin; (b) 0.1% to 10% by weight of a laser direct structuring (LDS) additive; (c) 0.1% to 5% by weight of a plating seed generation promoter; (d) 10% to 60% by weight of a glass fiber; and (e) 0% to 40% by weight of a mineral filler, based on a total weight of the polyphenylene sulfide resin composition. The base resin includes 95% by weight or more of a polyphenylene sulfide resin based on a total weight of the base resin. A method of preparing the polyphenylene sulfide resin composition, and an injection-molded article manufactured using the polyphenylene sulfide resin composition.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: April 11, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Hyun Jin Lee, Myong Jo Ham, Soongin Kim, Eon Seok Lee
  • POLYPHENYLENE SULFIDE RESIN COMPOSITION, METHOD OF PREPARING POLYPHENYLENE SULFIDE RESIN COMPOSITION, AND INJECTION-MOLDED ARTICLE MANUFACTURED USING POLYPHENYLENE SULFIDE RESIN COMPOSITION
    Publication number: 20200369884
    Abstract: A polyphenylene sulfide resin composition including (a) 25% to 75% by weight of a base resin; (b) 0.1% to 10% by weight of a laser direct structuring (LDS) additive; (c) 0.1% to 5% by weight of a plating seed generation promoter; (d) 10% to 60% by weight of a glass fiber; and (e) 0% to 40% by weight of a mineral filler, based on a total weight of the polyphenylene sulfide resin composition. The base resin includes 95% by weight or more of a polyphenylene sulfide resin based on a total weight of the base resin. A method of preparing the polyphenylene sulfide resin composition, and an injection-molded article manufactured using the polyphenylene sulfide resin composition.
    Type: Application
    Filed: November 14, 2019
    Publication date: November 26, 2020
    Inventors: Hyun Jin LEE, Myong Jo HAM, Soongin KIM, Eon Seok LEE