Patents Assigned to KVK Agro A/S
  • Patent number: 6180566
    Abstract: Stable, concentrated herbicide preparation comprising at least one herbicide with at least one amino group, at least one carboxylic acid group and at least one phosphor containing acid group suspended in finegrained form in a liquid phase, and at least 5% a by weight of a dissolved electrolyte; a process for producing said herbicide preparation and an activating additive (adjuvant) for combination with said herbicide preparation. Preferred suspensions comprise the herbicides glyphosate and glufosinate and the electrolyte ammonium sulphate, acting synergistically. It has not hitherto been possible to incorporate high concentrations of synergistic electrolytes in liquid concentrates of said herbicides.
    Type: Grant
    Filed: February 27, 1998
    Date of Patent: January 30, 2001
    Assignee: KVK Agro A/S
    Inventors: Erik Nielsen, Arne Oxbøl
  • Patent number: 5795847
    Abstract: Stable, concentrated herbicide preparation comprising at least one herbicide with at least one amino group, at least one carboxylic acid group and at least one phosphor containing acid group suspended in finegrained form in a liquid phase, and at least 5% by weight of a dissolved electrolyte; a process for producing said herbicide preparation and an activating additive (adjuvant) for combination with said herbicide preparation. Preferred suspensions comprise the herbicides glyphosate and glufosinate and the electrolyte ammonium sulphate, acting synergistically. It has not hitherto been possible to incorporate high concentrations of synergistic electrolytes in liquid concentrates of said herbicides.
    Type: Grant
    Filed: September 8, 1995
    Date of Patent: August 18, 1998
    Assignee: KVK Agro A/S
    Inventors: Erik Nielsen, Arne Oxb.o slashed.l