Patents by Inventor Kumi Kasahara

Kumi Kasahara 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).

  • Chloroisocyanuric acid composition having storage stability
    Patent number: 5021186
    Abstract: The present invention relates to a chloroisocyanuric acid composition having stability during storage characterized by formulating, as a main component, 1 to 200 parts by weight of at least one aluminum sulfate selected from aluminum sulfate (Al.sub.2 (SO.sub.4).sub.3.XH.sub.2 O, X=0 to 18), potassium alum (KAl(SO.sub.4).sub.2.XH.sub.2 O, X=0 to 12) and sodium alum (NaAl(SO.sub.4).sub.2.XH.sub.2 O, X=0 to 12) in 100 parts by weight of trichloroisocyanuric acid and/or dichloroisocyanuric acid.
    Type: Grant
    Filed: March 21, 1989
    Date of Patent: June 4, 1991
    Assignee: Nissan Chemical Industries, Ltd.
    Inventors: Masanori Ota, Masafumi Aoki, Masashi Nakamura, Kenichi Mizusawa, Kumi Kasahara