Smart release potash fertilizer granules

There is provided a smart release potash fertilizer granule comprising a potash core; an extended release layer covering the potash core, wherein the extended release layer comprises water-swellable copolymeric nanoparticles and at least one water-soluble organic acid or water-soluble organic carbox...

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Bibliographische Detailangaben
Hauptverfasser: VO, Sony T, NGUYEN, Vinh Q, KIM, Van T, LE, Nhien H, TRAN, Hoa V, NGUYEN, My T, LY, Man M, THACH, Na
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:There is provided a smart release potash fertilizer granule comprising a potash core; an extended release layer covering the potash core, wherein the extended release layer comprises water-swellable copolymeric nanoparticles and at least one water-soluble organic acid or water-soluble organic carboxylate salt; a controlled release layer covering the extended release layer, wherein the controlled release layer comprises water-swellable copolymeric nanoparticles; and an anticaking layer covering the controlled release layer, wherein the anticaking layer comprises water-insoluble copolymeric nanoparticles.