Patents by Inventor Isoo Shimonishi

Isoo Shimonishi 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).

  • Process for producing modified synthetic fibers
    Patent number: 3959559
    Abstract: Modified synthetic fibers having durable antistatic property, hygroscopic property and anti-fouling property at the same time are obtained by adhering onto the surface of synthetic fibers, a small amount of reaction product of a s-triazine derivative or a piperazine derivative expressed by a certain general formula (I)-a or (I)-b, with a derivative of polyoxyethylene expressed by a general formula (II) (pretreatment), and further adhering onto the resulting fibers, a small amount of an aromatic sulfonic acid expressed by a general formula (III) (post-treatment).
    Type: Grant
    Filed: June 11, 1974
    Date of Patent: May 25, 1976
    Assignee: Asahi Kasei Kogyo Kabushiki Kaisha
    Inventors: Masakazu Kimoto, Isoo Shimonishi