C - Chemistry – Metallurgy – 05 – C
Patent
C - Chemistry, Metallurgy
05
C
C05C 9/00 (2006.01) C05G 3/00 (2006.01)
Patent
CA 2372334
A conditioned fertilizer product is provided. The conditioned fertilizer product includes urea containing fertilizer and lactic acid derived conditioning agent. The conditioning agent is preferably included at a concentration of between about 0.1 % by wt. and about 5 % by wt. The conditioning agent is preferably lactic acid, lactide, and/or polylactide. A method for conditioning fertilizer is provided including a step of mixing urea containing fertilizer and conditioning agent at a temperature of between about 135 ~C and about 145 ~C. A method for using conditioned fertilizer product is provided.
L'invention porte sur un engrais conditionné qui comprend de l'urée et un agent de conditionnement dérivé de l'acide lactique. Cet agent de conditionnement est de préférence inclus à une concentration comprise entre environ 0,1 % et environ 5 % en poids. Cet agent de conditionnement est de préférence un acide lactique, un lactide et/ou un polylactide. L'invention porte également sur un procédé de conditionnement d'un engrais qui consiste à mélanger l'engrais contenant de l'urée et un agent de conditionnement à une température comprise entre environ 135 ·C et environ 145 ·C. L'invention porte, en outre, sur un procédé d'utilisation de cet engrais conditionné.
Chanen Michael J.
Gruber Patrick Richard
Van Bommel Bernhard George
Cargill Incorporated
Cargill Incorporated
Goudreau Gage Dubuc
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