Patents by Inventor Junzi Sano

Junzi Sano 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 producing cellulosic fiber-containing yarns with a non-aqueous sizing solution
    Patent number: 3984594
    Abstract: A sized cellulosic fiber-containing yarn having an excellent weaving property and processing property is provided by sizing, in a non-aqueous medium, with a copolymer prepared by copolymerizing 20 to 80% by weight of at least one monomer selected from the group consisting of methyl methacrylate, styrene and acrylonitrile and 80 to 20% by weight of at least one monomer selected from the group consisting of acrylic esters of aliphatic alcohols having 1 to 8 carbon atoms and methacrylic esters of aliphatic alcohols having 4 to 8 carbon atoms, and removing the non-aqueous medium from the yarn, the copolymer having a glass transition temperature of 40.degree. to 80.degree.C and a Young's modulus of 1 .times. 10.sup.3 to 1 .times. 10.sup.4 kg/cm.sup.2.
    Type: Grant
    Filed: August 23, 1974
    Date of Patent: October 5, 1976
    Assignee: Kanebo, Ltd.
    Inventors: Junzi Sano, Kiyoshi Aoki, Syoso Makino