초록 ▼

The invention provides pesticidal, algicidal, herbicidal and/or fungicidal compositions, containing a complexing agent containing ethylene diamine disuccinic acid and one or selected metal ions, preferably cobalt, zinc or ions. The invention also relates to an aqueous pesticidal, algicidal, herbicid

The invention provides pesticidal, algicidal, herbicidal and/or fungicidal compositions, containing a complexing agent containing ethylene diamine disuccinic acid and one or selected metal ions, preferably cobalt, zinc or ions. The invention also relates to an aqueous pesticidal, algicidal, herbicidal, fungicidal composition comprising specific levels of calcium ions and complexing agent, containing a complex of a specific metal ion and a complexing a compound.

대표청구항 ▼

[ What is claimed is:] [1.]1. An aqueous algaecidal, herbicidal and/or fungicidal contrasting composition, comprising:a) from 1% to 90% by weight of the composition, a metal ion selected from the group consisting of copper, iron, zinc, nickel, cobalt ions and mixtures thereof,b) from 1% to 90% by we

[ What is claimed is:] [1.]1. An aqueous algaecidal, herbicidal and/or fungicidal contrasting composition, comprising:a) from 1% to 90% by weight of the composition, a metal ion selected from the group consisting of copper, iron, zinc, nickel, cobalt ions and mixtures thereof,b) from 1% to 90% by weight of the composition, a complexing agent comprising ethylene diamine disuccinic acid or salt thereof; andc) a source of calcium and chlorine ions; reby the -log.sub.10 C.sub.T is equal to or greater than the smallest value of A or B, and wherein A=-log.sub.10 (L.sub.T -M.sub.T); and B=K.sub.1 [1-K.sub.2 (I).sup.1/2 ][1-K.sub.3.exp(-K.sub.4.P)], wherein C.sub.T is the total concentration of calcium ions, L.sub.T is the total concentration of complexing agent, M.sub.T is the total concentration of the metal ions, selected from the group consisting of Cu, Fe, Zn, Ni, and Co; P is the pH of the composition, I is the ionic strength of the composition, wherein all concentrations are in moles/liter, and K.sub.1, K.sub.2, K.sub.3 and K.sub.4 are the following constants for the metal ions:TBL