Patents by Inventor Myung-Mon Kim

Myung-Mon Kim 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).

  • Separator for secondary battery and porous film made of polyolefin blend and process for preparing the same
    Publication number: 20060188786
    Abstract: It is an object of the present invention to provide a microporous film made of polyolefin blend having outstanding electrolyte wettability, puncture strength, and shut down characteristics, its manufacturing method, and a secondary battery separator. The present invention provides a microporous film and a method for manufacturing the same characterized in that the microporous film is manufactured by molding a film with a mixed blend containing two or more of polyolefins by using a casting or film blowing, and that a microporous film is manufactured by annealing and stretching the molded film, and the microporous film is surface treated by irradiating it with ionizing radiation either before or after the pore formation in order to achieve the above object.
    Type: Application
    Filed: February 17, 2005
    Publication date: August 24, 2006
    Inventors: Sang-Young Lee, Byeong-In Ahn, Heon-Sik Song, Myung-Mon Kim