Fungicidal agent to preserve freshly cut wood against blue...

Details Fungicidal agent to preserve freshly cut wood against blue... Fungicidal agent to preserve freshly cut wood against blue...

B - Operations, Transporting

27

K

6/14, 6/16

B27K 3/50 (2006.01)

Patent

CA 1257752

ABSTRACT The invention is concerned with a fungi- cidal composition for preserving freshly cut wood against blue stain and mold fungi attacks. The fungicidal composition according to the invention comprises an aqueous solution, emulsion or suspension containing: a) 5 to 10% by weight of urea, and b) 0.25 to 1.0% by weight of at least one mono- quaternary ammonium compound of the general formula Image (I) wherein R1, R2, R3 and R4 are the same or different and each represents a straight or branched saturated or unsaturated alkyl group of 1 to 20 carbon atoms, alkylaryl group of 7 to 19 carbon atoms, aralkyl group of 2 to 27 carbon atoms or aryl group of 6 to 20 carbon atoms or alkylene oxide condensates of such groups, two or three of the substituents in combi- nation with the quaternary nitrogen atom to which they are attached and optionally additional hetero atoms being capable of forming a saturated or un- saturated 5-, 6- or 7-membered heterocyclic ring, and X is a water-solubilizing anion, components a) and b) being present in a weight ratio comprised between 5:1 and 40:1.

486320

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