Patents by Inventor Yeong Min Lee

Yeong Min 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).

  • ACRYLONITRILE-ACRYLATE-STYRENE GRAFT COPOLYMER AND THERMOPLASTIC RESIN COMPOSITION COMPRISING THEREOF
    Publication number: 20140235749
    Abstract: Disclosed are an acrylonitrile-acrylate-styrene graft copolymer having a structure including a seed which comprises at least one of an aromatic vinyl compound, a vinyl cyanide compound and an alkyl(meth)acrylate compound, a core which surrounds the seed and comprises alkyl acrylate, and a shell which surrounds the core and comprises at least one of an aromatic vinyl compound, a vinyl cyanide compound and an alkyl(meth)acrylate compound, and having suitably controlled thicknesses and refractive indexes of the respective layers, and a thermoplastic resin composition comprising the acrylonitrile-acrylate-styrene graft copolymer.
    Type: Application
    Filed: July 16, 2013
    Publication date: August 21, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Min Jung Kim, Yong Yeon Hwang, Chun Ho Park, Sang Mi Lee, Yeong Min Lee, Eun Soo Kang, Hye Kyung Han