Patents by Inventor Jyong S. Jang

Jyong S. Jang 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).

  • Method for adhesion promotion of polyethylene fiber/vinyl ester resin composite
    Patent number: 5221431
    Abstract: A new method for promoting adhesion of a polyethylene fiber/vinyl ester resin composites is provided. The method of the present invention comprises subjecting a fabric made from polyethylene fibers to plasma etching, applying a silane coupling agent to the etched fabric, and impregnating the fabric with vinyl ester resins, followed by the conventional molding.
    Type: Grant
    Filed: February 1, 1991
    Date of Patent: June 22, 1993
    Assignee: Korea Institute of Science and Technology
    Inventors: Chul R. Choe, Jyong S. Jang
  • Method for adhesion promotion of an ultra high modulus polyethylene fiber/epoxy resin composite
    Patent number: 5221432
    Abstract: A method for promoting adhesion of an ultra high modulus polyethylene fiber/epoxy resin composite is proved. The method entails subjecting a fabric made from ultra high modulus polyethylene fibers to a plasma etching, applying a silane coupling agent in hydrolyzed form to the etched fabric, and impregnating the fabric with epoxy resins, followed by molding.
    Type: Grant
    Filed: February 1, 1991
    Date of Patent: June 22, 1993
    Assignee: Korea Institute of Science and Technology
    Inventors: Chul R. Choe, Jyong S. Jang