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US 2021/0122685 A1Published application
Coated inorganic materials and methods for forming the coated inorganic materials
AssigneeGreenTechnologies, LLC
InventorAllan Amir Varshovi
Life of this patent
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Abstract
A composition and method for producing an inorganic material with an inorganic coating. The inorganic coating may include ammonium sulfate. The present disclosure also provides a fertilizer having an inorganic coating. A method according to the present disclosure includes granulating an inorganic material and coating the organic material in situ with a reactive coating composition.
Claims20
A method of preparing a fertilizer composition comprising:
- a) placing a first inorganic material in a setting for mixing;
- b) exposing the first inorganic material to a solution comprising ammonium sulfate and calcium nitrate;
- and
- c) forming a coating of a second inorganic material around granules of the first inorganic material to form the fertilizer composition.
1 more element
A method of making a coated inorganic material, the method comprising the steps of:
- a. forming a reactive layer around an inorganic material;
- and
- b. coating the inorganic material with an inorganic coating composition comprising one or both of:
- i. calcium sulfate dihydrate;
- and
- ii. ammonium sulfate.
3 more elements
A fertilizer granule comprising:
- a core made of an inorganic material;
- and
- an outer coating made of an inorganic material comprising calcium sulfate dihydrate.
Dependencies are inferred from the claim text.