Patents by Inventor Suk-jo Lee

Suk-jo Lee 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 for producing rigid polyurethane foam
    Patent number: 7285577
    Abstract: A method to produce a rigid polyurethane foam includes emulsifying a nucleating agent by mixing the nucleating agent with a polyol and a foam stabilizer, preparing a polyol mixture by mixing water, a catalyst, and a blowing agent at one of: before the emulsifying, during the emulsifying and after the emulsifying, and reacting the polyol mixture with a polyisocyanate.
    Type: Grant
    Filed: October 7, 2004
    Date of Patent: October 23, 2007
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-jo Suck, Bong-ku Kim, Jang-su An, Hyo-seob Kim, Dae-sung Yang, Seong-ho Ahn, Hong-gi Kim, Suk-jo Lee, Jeong-hon Kim
  • Method for producing rigid polyurethane foam
    Publication number: 20050154072
    Abstract: A method to produce a rigid polyurethane foam includes emulsifying a nucleating agent by mixing the nucleating agent with a polyol and a foam stabilizer, preparing a polyol mixture by mixing water, a catalyst, and a blowing agent at one of: before the emulsifying, during the emulsifying and after the emulsifying, and reacting the polyol mixture with a polyisocyanate.
    Type: Application
    Filed: October 7, 2004
    Publication date: July 14, 2005
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sang-jo Suck, Bong-ku Kim, Jang-su An, Hyo-seob Kim, Dae-sung Yang, Seong-ho Ahn, Hong-gi Kim, Suk-jo Lee, Jeong-hon Kim