Patents by Inventor Sang U MIN

Sang U MIN 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: 12060467
    Abstract: A molded product according to the present invention is a molded product having a structure in which colored particles are dispersed in thermoplastic resin, wherein the colored particles have an average particle size of about 250-3,200 ?m as measured by a particle size analyzer, and are included in an amount of about 0.05-5 parts by weight with respect to about 100 parts by weight of the thermoplastic resin, a three-dimensional pattern is formed on at least one surface of the molded product, and the three-dimensional pattern has a 10-point average roughness (Rz) of about 50-500 ?m and a number of different brightness values of about 30-60. The molded product has excellent impact resistance, excellent heat resistance, and the like, and has an appearance similar to actual fabric.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: August 13, 2024
    Assignee: Lotte Chemical Corporation
    Inventors: Min Ji Ju, Sang U Min
  • Publication number: 20210179792
    Abstract: A molded product according to the present invention is a molded product having a structure in which colored particles are dispersed in thermoplastic resin, wherein the colored particles have an average particle size of about 250-3,200 ?m as measured by a particle size analyzer, and are included in an amount of about 0.05-5 parts by weight with respect to about 100 parts by weight of the thermoplastic resin, a three-dimensional pattern is formed on at least one surface of the molded product, and the three-dimensional pattern has a 10-point average roughness (Rz) of about 50-500 ?m and a number of different brightness values of about 30-60. The molded product has excellent impact resistance, excellent heat resistance, and the like, and has an appearance similar to actual fabric.
    Type: Application
    Filed: August 29, 2019
    Publication date: June 17, 2021
    Inventors: Min Ji JU, Sang U MIN