Patents by Inventor Zhehong Wang

Zhehong Wang 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).

  • Method of producing powder coating material
    Patent number: 11708496
    Abstract: The present invention relates to a method of producing a powder coating material containing a fluororesin and a non-fluororesin. The method of producing a powder coating material includes kneading a raw material containing the fluororesin and the non-fluororesin with a kneading extruder equipped with a screw having a kneading zone, wherein a ratio of a length LK of the kneading zone to an effective length LS of the screw (LK/LS×100) is 21.0 to 50.0%.
    Type: Grant
    Filed: June 26, 2020
    Date of Patent: July 25, 2023
    Assignee: AGC Inc.
    Inventors: Lei Luo, Zhehong Wang, Ken Iruya
  • METHOD OF PRODUCING POWDER COATING MATERIAL
    Publication number: 20200325346
    Abstract: The present invention relates to a method of producing a powder coating material containing a fluororesin and a non-fluororesin. The method of producing a powder coating material includes kneading a raw material containing the fluororesin and the non-fluororesin with a kneading extruder equipped with a screw having a kneading zone, wherein a ratio of a length LK of the kneading zone to an effective length LS of the screw (LK/LS×100) is 21.0 to 50.0%.
    Type: Application
    Filed: June 26, 2020
    Publication date: October 15, 2020
    Applicant: AGC Inc.
    Inventors: Lei LUO, Zhehong Wang, Ken Iruya