Patent · US Active

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

US11384033B2 · kind B2 · utility

0Cited by
12References
18Claims
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Inventors

Key dates

Filing dateJan 22, 2020
Grant dateJul 12, 2022
Priority date
Expiry dateJan 22, 2040

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P60/21
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

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).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.