Patents by Inventor Seol-A Yu

Seol-A Yu 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).

  • Polyalkylsilsesquioxane particulates and a preparation method thereof
    Patent number: 8748552
    Abstract: The present invention relates to polyalkylsilsesquioxane particulates and a method of preparing the same, and more particularly provides the polyalkylsilsesquioxane particulates, of which moisture content is low, water repellency is high, and hygroscopic property in storage is low, and a method of preparing the same by end-capping silanol groups (SiOH) on the surface of the polyalkylsilsesquioxane particulates with alkyl groups by adding an alkoxytrialkylsilane having a triorganosilyl group thereto.
    Type: Grant
    Filed: May 20, 2008
    Date of Patent: June 10, 2014
    Assignee: Kolon Industries, Inc.
    Inventors: Jong-Han Kim, Seol-A Yu, Young-Seo Yoon
  • POLYALKYLSILSESQUIOXANE PARTICULATES AND A PREPARATION METHOD THEREOF
    Publication number: 20100256321
    Abstract: The present invention relates to polyalkylsilsesquioxane particulates and a method of preparing the same, and more particularly provides the polyalkylsilsesquioxane particulates, of which moisture content is low, water repellency is high, and hygroscopic property in storage is low, and a method of preparing the same by end-capping silanol groups (SiOH) on the surface of the polyalkylsilsesquioxane particulates with alkyl groups by adding an alkoxytrialkylsilane having a triorganosilyl group thereto.
    Type: Application
    Filed: May 20, 2008
    Publication date: October 7, 2010
    Applicant: Kolon Industries, Inc.
    Inventors: Jong-Han Kim, Seol-A Yu, Young-Seo Yoon