Patents by Inventor Min Jung JOO

Min Jung JOO 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).

  • Flame retardant thermoplastic resin composition and molded article produced from the same
    Patent number: 8916632
    Abstract: A flame retardant thermoplastic resin composition includes: (A) about 60% by weight (wt %) to about 90 wt % of a polycarbonate resin including a first polycarbonate having a weight average molecular weight from about 30,000 g/mol to about 50,000 g/mol and a second polycarbonate having a weight average molecular weight from about 5,000 g/mol to about 20,000 g/mol; (B) about 10 wt % to about 40 wt % of an aromatic vinyl resin having a fogging index (FI) of about 0.8 or less as calculated by Equation 1 defined in the specification; (C) about 1 part by weight to about 20 parts by weight of an impact modifier based on about 100 parts by weight of (A)+(B); and (D) about 5 parts by weight to about 30 parts by weight of a flame retardant based on about 100 parts by weight of (A)+(B.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: December 23, 2014
    Assignee: Cheil Industries Inc.
    Inventors: Dong Kil Choi, Su Hak Bae, Jung Hun Lee, Dong Min Park, Seung Shik Shin, Min Jung Joo
  • Flame Retardant Thermoplastic Resin Composition and Molded Article Produced from the Same
    Publication number: 20140187690
    Abstract: A flame retardant thermoplastic resin composition includes: (A) about 60% by weight (wt %) to about 90 wt % of a polycarbonate resin including a first polycarbonate having a weight average molecular weight from about 30,000 g/mol to about 50,000 g/mol and a second polycarbonate having a weight average molecular weight from about 5,000 g/mol to about 20,000 g/mol; (B) about 10 wt % to about 40 wt % of an aromatic vinyl resin having a fogging index (FI) of about 0.8 or less as calculated by Equation 1 defined in the specification; (C) about 1 part by weight to about 20 parts by weight of an impact modifier based on about 100 parts by weight of (A)+(B); and (D) about 5 parts by weight to about 30 parts by weight of a flame retardant based on about 100 parts by weight of (A)+(B.
    Type: Application
    Filed: December 3, 2013
    Publication date: July 3, 2014
    Applicant: Cheil Industries Inc.
    Inventors: Dong Kil CHOI, Su Hak BAE, Jung Hun LEE, Dong Min PARK, Seung Shik SHIN, Min Jung JOO