Patents Assigned to Thor Chemi GmbH
  • Stabilized aqueous solutions of 3-isothiazolones
    Patent number: 5286871
    Abstract: Stabilized aqueous solutions of one or more 3-isothiazolones of the general Formula I or II ##STR1## are given, characterized in that they contain at least 0.1 wt. % taken on the total solution of a 3-isothiazolone, of a hydroperoxide-free organic and/or manganese-free inorganic oxidizing agent, as well as optionally a stabilizer for the oxidizing agent.
    Type: Grant
    Filed: April 14, 1992
    Date of Patent: February 15, 1994
    Assignee: Thor Chemi GmbH
    Inventor: Hans-Ju Schmidt