Lignosulfonate treated fertilizer particles
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United States of America Patent
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Jul 11, 1989
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N/A
app pub date -
Mar 10, 1987
filing date -
Mar 10, 1987
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Expired
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Abstract
Synthetic inorganic chemical fertilizers are treated with lignosulfonate to harden and provide anticaking and anti-dusting properties to the fertilizer particles. The fertilizer/lignosulfonate mixture includes up to about 5.0% by weight lignosulfonate on fertilizer. An improved method of treating inorganic fertilizers with lignosulfonate is also disclosed.
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