Patents by Inventor Seo Won Jang

Seo Won Jang 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).

  • Liquid crystal thermoset monomer or oligomer, thermosetting liquid crystal polymer composition comprising the same and printed circuit board using the same
    Patent number: 7655155
    Abstract: A liquid crystal thermoset (LCT) monomer or oligomer having both ends capped with maleimide having at least one methyl group, represented by Formula 1: wherein R1 and R2 are each independently CH3 or H, and at least one of R1 and R2 is a methyl group, and Ar1 is a divalent organic group containing one or more structural units selected from the group consisting of ester, amide, ester amide, ester imide and ether imide units, and Ar1 has a molecular weight not greater than 5,000.
    Type: Grant
    Filed: July 15, 2008
    Date of Patent: February 2, 2010
    Assignees: Samsung Electronics Co., Ltd., Samsung Electro-Mechanics Co., Ltd., Samsung Fine Chemicals Co., Ltd.
    Inventors: Myung Sup Jung, Chung Kun Cho, Yong Ho Ahn, Seo Won Jang, Jin Hae Chang, Mahn Jong Kim, Chung Won Park
  • LIQUID CRYSTAL THERMOSET MONOMER OR OLIGOMER, THERMOSETTING LIQUID CRYSTAL POLYMER COMPOSITION COMPRISING THE SAME AND PRINTED CIRCUIT BOARD USING THE SAME
    Publication number: 20090224203
    Abstract: A liquid crystal thermoset (LCT) monomer or oligomer having both ends capped with maleimide having at least one methyl group, represented by Formula 1: wherein R1 and R2 are each independently CH3 or H, and at least one of R1 and R2 is a methyl group, and Ar1 is a divalent organic group containing one or more structural units selected from the group consisting of ester, amide, ester amide, ester imide and ether imide units, and Ar1 has a molecular weight not greater than 5,000.
    Type: Application
    Filed: July 15, 2008
    Publication date: September 10, 2009
    Applicants: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG ELECTRO-MECHANICS CO., LTD., SAMSUNG FINE CHEMICALS CO., LTD.
    Inventors: Myung Sup Jung, Chung Kun Cho, Mahn Jong Kim, Chung Won Park, Yong HO Ahn, Seo Won Jang, Jin Hae Chang