Patents by Inventor Hyuk-jae YOU

Hyuk-jae YOU 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).

  • Publication number: 20190040572
    Abstract: Embodiments of the present disclosure relate to artificial leather and a method of manufacturing the same, and more particularly, to suede artificial leather for a vehicle seat with improved light fastness and tactile sensitivity, and a method of manufacturing the same. In accordance with one aspect of the present disclosure, a method of manufacturing artificial leather comprise needle-punching a sea-island type ultrafine conjugated yarn having a sea component of easily soluble polyester and an island component of a polyester black dope-dyed yarn to form a nonwoven fabric; wet-impregnating a polyurethane resin in the nonwoven fabric; eluting the sea component of the nonwoven fabric; dyeing and reduction-cleaning the nonwoven fabric from which the sea component is eluted; and performing in-bath flame-retardant treatment on the cleaned nonwoven fabric.
    Type: Application
    Filed: December 1, 2017
    Publication date: February 7, 2019
    Inventors: Hyemin LEE, Won Jin SEO, Gun KANG, SoonJoon JUNG, Mi Jung YUN, Hyuk-Jae YOU, Jong-Ho PARK, Eung-Min LEE
  • Publication number: 20170284018
    Abstract: A suede type artificial leather having an antifouling property is provided. A polymeric elastomer is impregnated in a nonwoven fabric formed by three-dimensionally interlacing ultrafine fibers and raising is formed, wherein the polymeric elastomer is a fluorine-containing modified polyurethane, and the fluorine-containing modified polyurethane is obtained by a polymerization of a urethane prepolymer having isocyanate groups at terminals, obtained by reacting a diol and a diisocyanate, and a fluorinated carbon compound having hydroxy functional groups at both terminals. The fluorine-containing modified polyurethane has a weight average molecular weight of 500,000 to 800,000. The suede type artificial leather is prepared by using the fluorine-containing polyurethane elastomer.
    Type: Application
    Filed: September 23, 2015
    Publication date: October 5, 2017
    Applicant: KOLON INDUSTRIES, INC.
    Inventors: Hyuk-jae YOU, Gyoung-cherl GO, Dae-young JUNG, Zhequan PIAO