Composition useful as nitrification inhibiting additive for ammonia producing fertilizers
US6331198A · kind A · utility
4Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 22, 1999 |
| Grant date | Dec 18, 2001 |
| Priority date | — |
| Expiry date | Mar 22, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S71/902
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention provides a synergistic composition useful as a nitrification inhibiting additive for ammonium producing fertilizers which comprises: PA1 (a) benzotriazole in the range of 2.5 to 50% (by wt % of the ammonium fertilizer), PA1 (b) metal chelating agent (cooper/nickel in the range from about 1 to 50% (by wt % of the ammonium) and ion binding compound and precursors and fertilizer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.