Compositions with improved urease-inhibiting effect comprising (thio)phosphoric acid triamide and further compounds such as amines and colorants

• US 10,577,290 B2
• Filed: 12/22/2015
• Issued: 03/03/2020
• Est. Priority Date: 12/23/2014
• Status: Active Grant

• Current Assignee: BASF SE
• Original Assignee: BASF SE
• Inventors: Schmid, Markus, Zerulla, Wolfram, Pasda, Gregor, Wissemeier, Alexander, Lang, Tobias, Schneider, Karl-Heinrich, Baan, Zoltan, Staal, Maarten, Altenhoff, Ansgar Gereon, Molawi, Kian, Ebert, Sophia, Fleischel, Olivier
• Primary Examiner(s): Nerangis, Vickey
• Application Number:
  US15/538,963
• Publication Number:
  US 20170369385A1
• Time in Patent Office: 1,533 Days
• CPC Class Codes: C05G 3/90 for affecting the nitrification of ammonium compounds or urea in the soil
• CPC Class Codes: C05G 5/30 Layered or coated, e.g. dust-preventing coatings
• CPC Class Codes: C07F 9/224 Phosphorus triamides
• CPC Class Codes: Y02A 40/22 Improving land use; Improving water use or availability; Controlling erosion
• CPC Class Codes: Y02P 60/21 Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures

Abstract

A composition comprising: (A) a mixture comprising at least one (thio)phosphoric acid triamide according to the general formula (I) R¹R²N—P(X)(NH₂)₂, wherein X is oxygen or sulfur; R¹ is a C₁ to C₂₀ alkyl, C₃ to C₂₀ cycloalkyl, C₆ to C₂₀ aryl, or dialkylaminocarbonyl group; R² is H, or R¹ and R² together with the nitrogen atom linking them define a 5- or 6-membered saturated or unsaturated heterocyclic radical, which optionally comprises 1 or 2 further heteroatoms selected from the group consisting of nitrogen, oxygen, and sulfur, and (L1) at least one amine selected from the group consisting of (L10), (L11), (L12), (L13), (L14), (L15), (L16), (L17), (L18), (L19), (L20), (L21), (L22), (L23), (L24), and (L29).

Claims

1. A composition comprising:

(A) a mixture comprising at least one (thio)phosphoric acid triamide according to the general formula (I)

R¹R²NP(X)(NH₂)₂,

wherein

X is oxygen or sulfur;

R¹ is a C₁ to C₂₀ alkyl, C₃ to C₂₀ cycloalkyl, C₆ to C₂₀ aryl, or dialkylaminocarbonyl group;

R² is H, or

R¹ and R² together with the nitrogen atom linking them define a 5- or 6-membered saturated or unsaturated heterocyclic radical, which optionally comprises 1 or 2 further heteroatoms selected from the group consisting of nitrogen, oxygen, and sulfur;

and

(L14) polyethyleneimine according to the general formula (V)

2. The composition according to claim 1, wherein the mixture (A) comprises at least one N-n-butylthiophosphoric acid triamide (NBPT) and N-n-propylthiophosphoric acid triamide (NPPT).

3. The composition according to claim 1, further comprising

(D) at least one amide according to the general formula (III)

R³¹CO—

NR³²R³³

wherein

R³¹CO is an acyl radical having 1 to 22 carbon atoms;

R³² is H or alkyl; and

R³³ is H or alkyl;

or

R³² and R³³ together with the nitrogen atom linking them define a 5- or 6-membered saturated or unsaturated heterocyclic radical, which optionally comprises 1 or 2 further heteroatoms selected from the group consisting of nitrogen, oxygen, and sulfur.

4. The composition according to claim 3, wherein (D) is a N,N-dialkyl amide based on lactic acid, citric acid, tartaric acid, ricinoleic acid, 12-hydroxy stearic acid, or their mixtures.

5. The composition according to claim 1, further comprising:

(C) at least one amine selected from the group consisting of;

(C1) a polymeric polyamine; and

(C2) an amine containing not more than one amino group and at least three alkoxy- or hydroxy-substituted C₂ to C₁₂ alkyl groups R²¹, wherein at least one of the groups R²¹ is different to the other groups R²¹;

(C3) an amine containing not more than one amino group and at least two alkoxy- or hydroxy-substituted C₂ to C₁₂ alkyl groups R²², wherein at least one of the groups R²² bears the alkoxy or hydroxy substituent at a secondary or tertiary carbon atom and wherein at least one of the groups R²² is different to the other group(s) R²²;

(C4) an amine containing at least one saturated or unsaturated C₈ to C₄₀ alkyl group R²³; and

(C5) a saturated or unsaturated heterocyclic amine which contains at least one oxygen atom as ring atom and which does not contain a further alkoxy group.

6. The composition according to claim 1, further comprising:

(K1) an amine selected from the group consisting of;

(L211) methyldiethanolamine;

(L212) tetrahydroxypropylethylenediamine;

(L213) trimethylaminoethylethanolamine;

(L214) N,N,N′

,N′

-tetramethyl-1,6-hexanediamine;

(L215) N,N′

,N″

-tris(dimethylaminopropyl)hexahydrotriazine; and

(L216) 2,2′

-dimorpholinyldiethyl ether.

7. The composition according to claim 1, further comprising an amine selected from the group consisting of:

(L217) triethanolamine;

(L218) tripropanolamine;

(L219) diisopropanolamine;

(L220) triisopropanolamine;

(L221) diethanolamine; and

(L222) methyldipropanolamine.

8. The composition according to claim 1, wherein the polyethyleneimine (L14) is selected from the group consisting of:

(L525) polyethyleneimine according to the general formula (V) having an average molar mass (MW) of from 250 to 100,000 g/mol;

(L526) polyethyleneimine according to the general formula (V) having an average molar mass (MW) of from 300 to 25,000 g/mol;

(L527) polyethyleneimine according to the general formula (V) in which R¹ to R⁶ are each hydrogen, methyl, ethyl, carboxymethyl, carboxyethyl, phosphonomethyl, 2-hydroxyethyl, 2-(2′

-hydroxyethoxy)ethyl or 2-[2′

-(2″

-hydroxyethoxy)-ethoxy]ethyl;

(L528) branched polyethyleneimine having a molecular weight of approx. 800 (GPC) and a charge density of approximately 16 meq/g of dry substance, determined at pH 4.5, and having a ratio primary/secondary/tertiary amino (as determined by 13C-NMR) of 1/0.9/0.5;

(L529) Branched polyethyleneimine having a molecular weight of approx. 25000 (GPC), a charge density of approximately 17 meq/g of dry substance, determined at pH 4.5, and having a ratio primary/secondary/tertiary amino (as determined by 13C-NMR) of 1/1.1/0.7; and

(L610) a linear polyethyleneimine.