Patents by Inventor Shinji Sanuki

Shinji Sanuki 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 agglomerating powder
    Patent number: 5373054
    Abstract: A process for agglomerating a polymer powder which comprises mixing a polymer powder with an oxyalkylene group-containing polyvinyl alcohol resin in the presence of water and drying the resulting mixture. According to the process of the present invention, it is possible to easily prepare the polymer granules having little fine powder, a narrow particle size distribution and a large average particle size.
    Type: Grant
    Filed: December 9, 1992
    Date of Patent: December 13, 1994
    Assignee: Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha
    Inventors: Shinji Sanuki, Yoshinori Chosakon, Tsukasa Oishi
  • Process for preparing particles of high water-absorbent resin
    Patent number: 5112902
    Abstract: A process for preparing particles of a high water-absorbent resin which comprises mixing a powder of a high water-absorbent resin having a water content of 10 to 60% by weight with a powder of water-soluble high molecular weight compound and drying the mixture. The obtained particles according to the present invention are suitable for use of sanitary goods, water-retaining agents or soil conditioner in the fields of agriculture and horticulture and other various uses.
    Type: Grant
    Filed: May 17, 1990
    Date of Patent: May 12, 1992
    Assignee: Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha
    Inventors: Tetsuo Moriya, Susumu Kondo, Shinji Sanuki