Patents Assigned to Japan Hydrazine Company, Inc.
  • Plant growth regulator composition
    Patent number: 4732605
    Abstract: A novel plant growth regulator composition comprises a salt of 1,2-dihydropyridazine-3,6-dione and an ammonium alkylsulfate as an adjuvant at a molar ratio of 1/0.02 to 1/0.5.The above composition has remarkable supressing actions for sucker growth, sprouting and twing growth, and allows only a very small amount of hydrazine formation during a long preservation term. The composition can thus be safely applied to edible plants.
    Type: Grant
    Filed: December 8, 1986
    Date of Patent: March 22, 1988
    Assignees: Kao Corporation, Japan Hydrazine Company, Inc.
    Inventors: Shiro Hojo, Eiichi Kimura, Tetsuji Iwasaki
  • Plant growth inhibiting composition
    Patent number: 4369057
    Abstract: A plant growth regulating composition comprising the choline salt of 6-hydroxy-3(2H)-pyridazinone and, as adjuvants, a polyoxyethylene oleyl ether and a triethanolamine alkyl-sulfate. The composition according to this invention can be prepared at a lower production cost and is easy to apply. When applied, it exhibits low toxity, and good penetration and transferability.
    Type: Grant
    Filed: November 17, 1980
    Date of Patent: January 18, 1983
    Assignees: Kao Soap Co., Ltd., Japan Hydrazine Company, Inc.
    Inventors: Tsuneyuki Takeno, Tetsuji Iwasaki, Shiro Hojo, Eiichi Kimura