Patents Assigned to WOOJUNG CHEM. CO., LTD.
  • Highly functional polyamide polymer, spinning dope composition containing same, and molded product thereof
    Patent number: 10233288
    Abstract: Provided are a novel polyamide polymer obtained by polymerizing monomers including aromatic diamine substituted with a nitrile group and an amide group and an aromatic dibasic acid compound, a spinning dope comprising the same, and a polyamide molded article. A fiber obtained using the novel polyamide polymer according to the present invention, particularly, a fiber obtained by spinning the polymer according to the present invention may have high strength and high elasticity, such that the fiber may be applied to various industrial fields.
    Type: Grant
    Filed: September 20, 2017
    Date of Patent: March 19, 2019
    Assignee: WOOJUNG CHEM CO., LTD.
    Inventors: Jee Won Jung, Yong Hoon Kim
  • Highly functional polyamide polymer, spinning dope composition containing same, and molded product thereof
    Patent number: 9803054
    Abstract: Provided are a novel polyamide polymer obtained by polymerizing monomers including aromatic diamine substituted with a nitrile group and an amide group and an aromatic dibasic acid compound, a spinning dope comprising the same, and a polyamide molded article. A fiber obtained using the novel polyamide polymer according to the present invention, particularly, a fiber obtained by spinning the polymer according to the present invention may have high strength and high elasticity, such that the fiber may be applied to various industrial fields.
    Type: Grant
    Filed: May 12, 2014
    Date of Patent: October 31, 2017
    Assignee: WOOJUNG CHEM. CO., LTD.
    Inventors: Jee Won Jung, Yong Hoon Kim
  • HIGHLY FUNCTIONAL POLYAMIDE POLYMER, SPINNING DOPE COMPOSITION CONTAINING SAME, AND MOLDED PRODUCT THEREOF
    Publication number: 20160083515
    Abstract: Provided are a novel polyamide polymer obtained by polymerizing monomers including aromatic diamine substituted with a nitrile group and an amide group and an aromatic dibasic acid compound, a spinning dope comprising the same, and a polyamide molded article. A fiber obtained using the novel polyamide polymer according to the present invention, particularly, a fiber obtained by spinning the polymer according to the present invention may have high strength and high elasticity, such that the fiber may be applied to various industrial fields.
    Type: Application
    Filed: May 12, 2014
    Publication date: March 24, 2016
    Applicant: WOOJUNG CHEM. CO., LTD.
    Inventors: Jee Won Jung, Yong Hoon Kim