Patents Assigned to UPC Co., Ltd.
  • System for producing microporous laminated sheet
    Patent number: 6668893
    Abstract: Disclosed herein is a system for preparing a microporous laminated sheet, which allows a stable breath ability of microporous film to be maintained while making an adhesion of the microporous film excellent. Also, a method of preparing the microporous laminated sheet using the system and a microporous laminated sheet prepared thereby are disclosed. The preparing system includes an adhesive-applying section serving to apply an adhesive in the linear or lattice shape on the microporous film.
    Type: Grant
    Filed: May 29, 2001
    Date of Patent: December 30, 2003
    Assignee: UPC Co., Ltd.
    Inventor: Kwang Yeun Hwang