Patent · US Expired

Chelate compositions and their production

US5099049A · kind A · utility

14Cited by
4References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 22, 1991
Grant dateMar 24, 1992
Priority date
Expiry dateMar 22, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S71/02
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A compound that is the water insoluble hydrochloride addition salt of the dihydrogen ferric complex of diethylene triamine penta-acetic acid, DTPAH.sub.5, namely DTPAFeH.sub.3 Cl, which has been made in pure form from DTPANa.sub.5, and which can be used in an agricultural nutrient composition.

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