Patents by Inventor Sirou Suzuki

Sirou Suzuki 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).

  • Polyarylene thioether composition for molding
    Patent number: 4956499
    Abstract: Disclosed herein are (1) a composition which is prepared by combining 0.2 to 90 parts by weight of a cross-linked polyarylene thioether having a melt viscosity of 5.times.10.sup.5 to 1.times.10.sup.9 poise, which becomes gel under melting, with 100 parts by weight of a resin consisting of polyarylene thioether, which has a repeating unit of ##STR1## as the main constituent, having a melt viscosity of 10 to 5.times.10.sup.4 poise and (2) a composition of polyarylene thioether for molding, which is prepared by combining not more than 400 parts by weight of a fibrous filler and/or an inorganic filler with 100 parts by weight of the above-mentioned composition (1), is excellent in an antiflash property, is high in a mechanical strength and a thermal stability and is easily processed on melt molding and can easily recycle its molded scraps.
    Type: Grant
    Filed: March 30, 1988
    Date of Patent: September 11, 1990
    Assignees: Kureha Kagaku Kogyo Kabushiki Kaisha, Polyplastics Co., Ltd.
    Inventors: Makoto Fukuda, Sirou Suzuki, Toshio Hosokawa, Yo Iizuka, Yukichika Kawakami, Zenya Shiiki