Patents Assigned to Snova Corp.
  • Artifical snowseed and method for making artificial snow
    Patent number: 5753370
    Abstract: An artificial snowseed in the form of granules of a super water-absorbing polymer already coated with a fluorine-containing material and/or a silicone oil. The granules can retain the original spherical form after absorption of water without sticking to each other. Further the present invention provides a method for making artificial snow comprising freezing the above artificial snowseed after absorption of water.
    Type: Grant
    Filed: February 26, 1996
    Date of Patent: May 19, 1998
    Assignees: Osaka Organic Chemical Industry Co., Ltd., Snova Corp.
    Inventors: Taiji Kambayashi, Hideyuki Mekata, Hiroaki Umezu, Hiroshi Matsunaga