Urea-formaldehyde granular fertilizer

Details Urea-formaldehyde granular fertilizer Urea-formaldehyde granular fertilizer

C - Chemistry, Metallurgy

05

F

71/23

C05F 11/00 (2006.01) C05C 9/02 (2006.01)

Patent

CA 1174068

- 1 - P.E. Ferguson - P.R. Hughes K.E. Fersch 5-1-2 UREA -FORMALDEHYDE GRANULAR FERTILIZER Abstract of the Disclosure: A free-flowing granular fertilizer composition and a process for its preparation in which the granules comprise expanded, substantially oil-free coffee grounds as a carrier coated and impregnated with a urea-formaldehyde condensation product. The condensation product has from 1 to 3 moles of urea for each mole of formaldehyde and the composition has at least 15% of the total nitrogen in cold water insoluble form. - 1 -

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