US2017204014A1PendingUtilityA1

Fertilizer compositions and methods of making and using the same

Assignee: ALCOA USA CORPPriority: Nov 12, 2013Filed: Apr 5, 2017Published: Jul 20, 2017
Est. expiryNov 12, 2033(~7.3 yrs left)· nominal 20-yr term from priority
C05G 5/40C05G 5/30C05C 1/00C05C 1/02C05G 3/00C05B 17/00C05G 3/0041A62D 3/30
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Claims

Abstract

Generally, the instant disclosure relates to fertilizer compositions and methods of making and using the same. More specifically, the instant disclosure relates to blast suppressant and/or blast resistant ammonium nitrate fertilizer compositions, as well as methods of making and using the same.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A fertilizer composition, comprising:
 an ammonium nitrate material; and   an effective amount of a stabilizer material to result in. a specific impulse of not greater than 13.5 kPa*ms/kg when measured in accordance with a blast propagation test;   wherein the stabilizer material comprises an aluminum production byproduct, wherein the stabilizer material is at least 12.5 wt. % of the total fertilizer composition.   
     
     
         2 . The composition of  claim 1 , wherein the aluminum production byproduct comprises: a layered double hydroxide. 
     
     
         3 . The composition of  claim 1 , wherein the stabilizer material comprises hydrocalumite. 
     
     
         4 . The composition of  claim 1 , wherein the stabilizer material comprises hydrotalcite. 
     
     
         5 . The composition of  claim 1 , wherein the stabilizer material comprises hydroxyapatite. 
     
     
         6 . In some embodiments, the stabilizer material comprises an additive. 
     
     
         7 . A fertilizer composition, comprising:
 an ammonium nitrate material; and   an effective amount of a stabilizer material to result in a specific impulse of not greater than 13.5 kPa*ms/kg when measured in accordance with a blast propagation test;   wherein the stabilizer material is selected from the group consisting of: layered double hydroxide, apatite, and combinations thereof;   wherein the stabilizer material is at least 12.5 wt. % of the total fertilizer composition.   
     
     
         8 . The fertilizer of  claim 7 , further comprising a filler material. 
     
     
         9 . The fertilizer of  claim 8 , wherein the filler material is selected from the group consisting of: bauxite residue, fire day, red lime, and combinations thereof. 
     
     
         10 . A fertilizer composition, comprising:
 an ammonium nitrate material; and   an effective amount of a stabilizer material to result in a specific impulse of not greater than 13.5 kPa*ms/kg when measured in accordance with a blast propagation test;   wherein the stabilizer material comprises hydrotalcite, wherein the stabilizer material is at least 12.5 wt. % to not greater than 20 wt. % of the total fertilizer composition.   
     
     
         11 . A fertilizer composition, comprising:
 an ammonium nitrate material; and   an effective amount of a stabilizer material to result in a specific impulse of not greater than 13.5 kPa*ms/kg when measured in accordance with a blast propagation test;   wherein the stabilizer material comprises hydrotalcite, wherein the stabilizer material is at least 12.5 wt. % to not greater than 20 wt. % of the total fertilizer composition.   
     
     
         12 . A fertilizer composition, comprising:
 an ammonium nitrate material; and   an effective amount of a stabilizer material to result in a specific impulse of not greater than 115 kPa*ms/kg when measured in accordance with a blast propagation test;   wherein the stabilizer material comprises hydrocalumite, wherein the stabilizer material is at least 12.5 wt. % to not greater than 20 wt. % of the total fertilizer composition.   
     
     
         13 . A fertilizer composition, comprising:
 an ammonium nitrate material; and   an effective amount of a stabilizer material to result in a specific impulse of not greater than 13.5 kPa*ms/kg when measured in accordance with a blast propagation test;   wherein the stabilizer material comprises apatite, wherein the stabilizer material is at least 12.5 wt. % to not greater than 20 wt. % of the total fertilizer composition.

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