C - Chemistry – Metallurgy – 05 – C
Patent
C - Chemistry, Metallurgy
05
C
C05C 9/00 (2006.01) B01J 2/30 (2006.01) C05G 3/10 (2006.01)
Patent
CA 2042927
MODIFIED LIGNOSULFONATE CONDITIONING AGENT FOR UREA PARTICLES ABSTRACT Urea fertilizer is treated with a modified lignosulfonate to harden and provide anti-caking and anti-dusting properties to the fertilizer particles. The fertilizer/modified lignosulfonate mixture includes up to about 5.0% by weight modified lignosulfonate on fertilizer. An improved method of treating urea fertilizer with a modified lignosulfonate is also disclosed.
Davis Scott E.
Sanford Michael E.
Borden Ladner Gervais Llp
Daishowa Chemicals Inc.
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