Patents by Inventor Kyung Tae CHO

Kyung Tae CHO 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).

  • Publication number: 20170166743
    Abstract: The present invention relates to a polyketone resin composition and a method for manufacturing the same. The polyketone resin composition is prepared by mixing a polyketone terpolymer consisting of repeating units, represented by the following general formulas (1) and (2), with ABS, a glass fiber, a sulfonamide-based plasticizer and a mineral filler, and is applicable to various industrial fields requiring oil resistance, calcium chloride resistance, impact resistance, etc.
    Type: Application
    Filed: July 20, 2015
    Publication date: June 15, 2017
    Applicant: HYOSUNG CORPORATION
    Inventors: Sung Kyoun YOON, Jong LEE, Jong In CHOI, Kyung Tae CHO, Jong Chul HONG, Ka Young KIM
  • Publication number: 20170158851
    Abstract: The present invention relates to a polyketone resin composition and to a production method therefor; and relates to a polyketone copolymer having outstanding water resistance, moisture-absorption rate and shock resistance, characterised in that the polyketone copolymer comprises repeat units represented by general formulae (1) and (2) and has an intrinsic viscosity of between 1.0 and 2.0 dl/g. Because of the outstanding moisture-absorption rate and shock resistance, the present invention can be used in, inter alia, marine bolts, clips and holders, connectors, switches, bobbins, sludge-treatment chains, cable ties, automotive fuel injection ports, green juicer screws, office partition frames and box frames.
    Type: Application
    Filed: July 20, 2015
    Publication date: June 8, 2017
    Applicant: HYOSUNG CORPORATION
    Inventors: Jong In CHOI, Kyung Tae CHO, Sung Kyoun YOON, Seong Hwan KIM, Jong LEE, Ka Young KIM, Seung Jo BAEK