The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 10, 2013
Filed:
Dec. 18, 2008
Ralf-thomas Rahn, Mannheim, DE;
Gerd Buehler, Speyer, DE;
Alexander Wissemeier, Speyer, DE;
Wolfgang Weigelt, Dudenhofen, DE;
Ralf-Thomas Rahn, Mannheim, DE;
Gerd Buehler, Speyer, DE;
Alexander Wissemeier, Speyer, DE;
Wolfgang Weigelt, Dudenhofen, DE;
FERTIVA GmbH, Mannheim, DE;
Abstract
A mixture for the treatment of urea-containing fertilizers comprises a) at least one (thio)phosphoric acid triamide of the general formula (I) RRN—P(X)(NH)and/or (thio)phosphoric acid diamide of the general formula (II) RO—P(X)(NH), X denoting oxygen or sulfur, Rand Rindependently from each other being hydrogen, substituted or unsubstituted 2-nitrophenyl, C-alkyl, C-cycloalkyl, C-heterocycloalkyl, C-aryl, C-heteroaryl or diaminocarbonyl, where Rand Rtogether with the nitrogen atom connecting them can also form a 5 or 6-membered saturated or unsaturated heterocyclic group, which optionally may also comprise one or two additional heteroatoms selected from the group consisting of nitrogen, oxygen, and sulfur, as component A, and b) at least one compound comprising an amino group having a boiling point of more than 100° C. as component B.