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Fertilizer capsule comprising one or more cores and method of making same

  • US 10,640,430 B2
  • Filed: 01/28/2015
  • Issued: 05/05/2020
  • Est. Priority Date: 01/31/2014
  • Status: Active Grant
First Claim
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1. A fertilizer capsule comprising one or more cores and an outer shell that at least partially surrounds each of the one or more cores, each of the one or more cores independently comprising one or more fertilizer additives and 10 wt. % to 99 wt. % of an extrudable binder, wherein the outer shell comprises one or more nitrogen fertilizers, wherein the one or more fertilizer additives comprise a urease inhibitor or a nitrification inhibitor, or a combination thereof, and wherein the binder comprises plaster of Paris and flour.

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