Patents Assigned to ANHUI HEMEI MATERIALS TECHNOLOGY CO., LTD.
  • Optical film having excellent adhesive strength and durability, and polarizing film comprising same
    Patent number: 11668859
    Abstract: The present specification relates to an optical film including a transparent film, and a coating layer on at least one surface of the transparent film, wherein the coating layer includes a polyester-based resin and a polyurethane-based resin, and is formed using a composition having a minimum film-forming temperature difference of 40° C. to 110° C. between the polyester-based resin and the polyurethane-based resin, and a polarizing plate including the same.
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: June 6, 2023
    Assignee: ANHUI HEMEI MATERIALS TECHNOLOGY CO., LTD.
    Inventors: Yirang Lim, Kyoung Won Kim, Sungin Kim, Jun Wuk Park