Patents Assigned to Hans Osborg
  • Process for preparing hydrazines
    Patent number: 4677227
    Abstract: Substantially anhydrous hydrocarbyl-substituted chloramine is efficiently prepared by reacting a primary or secondary amine with a chlorinating agent selected from hypochlorous acid or chlorine monoxide in a non-aqueous reaction medium, without co-production of an amine hydrochloride salt.
    Type: Grant
    Filed: January 14, 1985
    Date of Patent: June 30, 1987
    Assignee: Hans Osborg
    Inventor: Hans Osborg