Patent ID: 6558445
Filing Date: 2003-05-06
Classification: C05G

Abstract:
A method of making an improved fertilizer, comprising the sequential steps of:a) providing a dry fertilizer, said fertilizer comprising a base component selected from the group consisting of nitrogen, phosphorus, potassium and combinations thereof; b) adding a flowing agent to the fertilizer, wherein said flowing agent is selected from the group consisting of talc, limestone, calcium carbonate, kaolin and combinations thereof; c) mixing the flowing agent with the fertilizer; and, d) adding a liquid hydrophobic agent to the fertilizer and flowing agent, wherein said hydrophobic agent is selected from the group consisting of wax, paraffin, petroleum based compositions, oils, soaps, amines, sulfonates, surfactants, and combinations thereof wherein the improved fertilizer exhibits anti-caking properties and dust control properties.