Patent ID: 7695541
Filing Date: 2010-04-13
Classification: C05B,C05D

Abstract:
1. A non-acidic, aqueous fertilizer composition comprising: at least one water-insoluble calcium salt selected from the group consisting of calcium carbonate, calcium phosphate tribasic, calcium phosphate dibasic and mixtures thereof; at least one water-soluble calcium salt selected from the group consisting of calcium acetate, calcium citrate, calcium chloride, calcium gluconate, calcium hydroxide, calcium lactate, calcium lignosulfate, calcium iodate and mixtures thereof; a thickening agent in the range of about 0.1% to about 5% by weight; and one or more of a chelator/dispersant/stabilizer compound selected from the group consisting of a chelator, a dispersant, a stabilizer, a non-ionic wetting agent, and combinations thereof, wherein a total weight % of the chelator/dispersant/stabilizer compound or compounds is in the range of about 0.1% to about 20% by weight; wherein the total calcium salts comprise about 2% to about 70% by weight of the composition, the water-insoluble calcium salts comprise at least about 50% by weight of a total of the water-insoluble and water-soluble calcium salts, and the composition is opaque and has a viscosity in the range of about 100 centipoise to 15,000 centipoise.