Patents by Inventor Mi Rae JANG

Mi Rae 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).

  • Patent number: 10793714
    Abstract: A polycarbonate resin composition, according to the present invention, comprises: a polycarbonate resin; a polyester resin; and a metal compound, wherein the content ratio of the polycarbonate resin and polyester resin is from approximately 4:1 to approximately 9:1. The polycarbonate resin composition and a molded product using same have excellent physical properties, such as impact resistance, fluidity and the like, as well as excellent exterior and plating adhesion.
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: October 6, 2020
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Eun Taek Woo, Yoo Jin Jung, Eric Arifin, Jung Ki Kim, Na Ri Park, Mi Rae Jang, Sang Hyun Hong
  • Patent number: 10563038
    Abstract: A polycarbonate resin composition and a molded article manufactured using the same. The polycarbonate resin composition includes: (A) a polycarbonate resin including end groups, wherein the end groups include a hydroxyl group (—OH) in an amount of about 1% to about 20% based on the total weight (100 wt %) of all end groups; and (B) a metal compound comprising at least one of a metal oxide, a heavy metal complex oxide, and a copper salt. The polycarbonate resin composition and a molded article manufactured using the same can have excellent properties in terms of impact strength, flexural strength, and processability.
    Type: Grant
    Filed: April 21, 2016
    Date of Patent: February 18, 2020
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Yoo Jin Jung, Eun Taek Woo, Eric Arifin, Jung Ki Kim, Na Ri Park, Mi Rae Jang, Sang Hyun Hong
  • Patent number: 10501623
    Abstract: Disclosed herein is a polycarbonate resin composition. The polycarbonate resin composition includes: (A) 100 parts by weight of a polycarbonate resin; (B) about 1 part by weight to about 5 parts by weight of a core-shell type impact modifier having an average particle diameter (D50) of about 70 nm to about 130 nm; and (C) about 0.1 parts by weight to about 1 parts by weight of an olefin-(meth) acrylate copolymer, wherein the core-shell type impact modifier (B) includes a unit derived from a C1 to C6 alkyl (meth)acrylate and has a unimodal particle size distribution.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: December 10, 2019
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Mi Rae Jang, Jung Ki Kim, Yeong Deuk Seo, Sang Hyun Hong
  • Patent number: 10131787
    Abstract: A polycarbonate resin composition and a molded article using the same is disclosed. The polycarbonate resin composition includes a polycarbonate resin (A); a rubber-modified aromatic vinyl copolymer (B); and an additive for laser directed structuring (C). The polycarbonate resin composition has a heat deflection temperature (HDT) of about 100° C. or more.
    Type: Grant
    Filed: December 16, 2015
    Date of Patent: November 20, 2018
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Mi Rae Jang, Jung Ki Kim, Eun Taek Woo, Na Ri Park, Yoo Jin Jung, Sang Hyun Hong
  • Patent number: 10125241
    Abstract: A polycarbonate resin composition and a molded article manufactured using the same. The polycarbonate resin composition includes: a polycarbonate resin; a metal compound; and a glass transition temperature regulator, wherein the glass transition temperature regulator contains phosphorus. The polycarbonate resin composition and a molded article manufactured using the same can have excellent properties in terms of impact resistance, flowability, and plating adhesive strength.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: November 13, 2018
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Eun Taek Woo, Eric Arifin, Jung Ki Kim, Na Ri Park, Mi Rae Jang, Yoo Jin Jung, Sang Hyun Hong
  • Publication number: 20180187006
    Abstract: Disclosed herein is a polycarbonate resin composition. The polycarbonate resin composition includes: (A) 100 parts by weight of a polycarbonate resin; (B) about 1 part by weight to about 5 parts by weight of a core-shell type impact modifier having an average particle diameter (D50) of about 70 nm to about 130 nm; and (C) about 0.1 parts by weight to about 1 parts by weight of an olefin-(meth) acrylate copolymer, wherein the core-shell type impact modifier (B) includes a unit derived from a C1 to C6 alkyl (meth)acrylate and has a unimodal particle size distribution.
    Type: Application
    Filed: December 28, 2017
    Publication date: July 5, 2018
    Inventors: Mi Rae JANG, Jung Ki KIM, Yeong Deuk SEO, Sang Hyun HONG
  • Publication number: 20180171137
    Abstract: A polycarbonate resin composition, according to the present invention, comprises: a polycarbonate resin; a polyester resin; and a metal compound, wherein the content ratio of the polycarbonate resin and polyester resin is from approximately 4:1 to approximately 9:1. The polycarbonate resin composition and a molded product using same have excellent physical properties, such as impact resistance, fluidity and the like, as well as excellent exterior and plating adhesion.
    Type: Application
    Filed: April 28, 2016
    Publication date: June 21, 2018
    Inventors: Eun Taek WOO, Yoo Jin JUNG, Eric ARIFIN, Jung Ki KIM, Na Ri PARK, Mi Rae JANG, Sang Hyun HONG
  • Publication number: 20160319108
    Abstract: A polycarbonate resin composition and a molded article manufactured using the same. The polycarbonate resin composition includes: a polycarbonate resin; a metal compound; and a glass transition temperature regulator, wherein the glass transition temperature regulator contains phosphorus. The polycarbonate resin composition and a molded article manufactured using the same can have excellent properties in terms of impact resistance, flowability, and plating adhesive strength.
    Type: Application
    Filed: April 26, 2016
    Publication date: November 3, 2016
    Inventors: Eun Taek WOO, Eric Arifin, Jung Ki KIM, Na Ri PARK, Mi Rae JANG, Yoo Jin JUNG, Sang Hyun HONG
  • Publication number: 20160311999
    Abstract: A polycarbonate resin composition and a molded article manufactured using the same. The polycarbonate resin composition includes: (A) a polycarbonate resin including end groups, wherein the end groups include a hydroxyl group (—OH) in an amount of about 1% to about 20% based on the total weight (100 wt %) of all end groups; and (B) a metal compound comprising at least one of a metal oxide, a heavy metal complex oxide, and a copper salt. The polycarbonate resin composition and a molded article manufactured using the same can have excellent properties in terms of impact strength, flexural strength, and processability.
    Type: Application
    Filed: April 21, 2016
    Publication date: October 27, 2016
    Inventors: Yoo Jin JUNG, Eun Taek WOO, Eric Arifin, Jung Ki KIM, Na Ri PARK, Mi Rae JANG, Sang Hyun HONG
  • Publication number: 20160168377
    Abstract: A polycarbonate resin composition and a molded article using the same is disclosed. The polycarbonate resin composition includes a polycarbonate resin (A); a rubber-modified aromatic vinyl copolymer (B); and an additive for laser directed structuring (C). The polycarbonate resin composition has a heat deflection temperature (HDT) of about 100° C. or more.
    Type: Application
    Filed: December 16, 2015
    Publication date: June 16, 2016
    Inventors: Mi Rae JANG, Jung Ki KIM, Eun Taek WOO, Na Ri PARK, Yoo Jin JUNG, Sang Hyun HONG