WOOD PRESERVATIVE COMPOSITION COMPRISING 4,5-DICHLORO-2-OCTYLISOTHIAZOL-3(2H)-ONE, A METHOD TREATING A WOOD SUBSTRATE THEREWITH, AND A WOOD PRODUCT PRODUCED THEREFROM
A wood preservative composition comprising 4,5-dichloro-2-octylisothiazol-3(2H)-one, a method of treating a wood substrate therewith, and a wood product produced therefrom are provided. The wood preservative composition comprises at least 0.5% by weight of DCOI based on the total weight of the composition and a retaining additive comprising a solvent-borne polymeric resin, a wax, or a combination thereof. A weight ratio of the DCOI to the retaining additive in the composition is in a range of 1:5 to 5:1.
1 - 42 . (canceled)
43 . (canceled)
44 . The wood preservative composition of claim 63 , wherein the weight ratio of the DCOI to the retaining additive is in a range of 1:1.5 to 1.5:1.
45 . The wood preservative composition of claim 63 , wherein the wax comprises an olefin wax, a petroleum wax, a carnauba wax, a polyethylene wax, a silicone wax, a polypropylene wax, a polytetrafluoroethylene (PTFE) synthetic wax, or a combination thereof.
46 . (canceled)
47 . The wood preservative composition of claim 63 , wherein the wax comprises a slack wax.
48 . The wood preservative composition of claim 63 , wherein the wax comprises a petroleum wax.
49 . (canceled)
50 . (canceled)
51 . (canceled)
52 . The wood preservative composition of claim 63 , wherein the wood preservative composition further comprises an organic solvent.
53 . A method of treating a wood substrate, the method comprising:
diluting the wood preservative composition of claim 63 with an organic solvent to form a diluted composition.
54 . The method of claim 53 , wherein the organic solvent comprises a hydrocarbon solvent, an amine solvent, a glycol solvent, a ketone solvent, an ester solvent, an alcohol solvent, a halogenated solvent, a biodegradable organic solvent, or combinations thereof.
55 . The method of claim 53 , wherein the organic solvent comprises diesel, biodiesel, or a combination thereof.
56 . The method of claim 53 , wherein the organic solvent comprises a flash point of at least 40 degrees Celsius.
57 . The method of claim 53 , wherein the retaining additive has a solubility in the organic solvent of at least 0.5% by weight.
58 . The method of claim 53 , further comprising contacting the wood substrate with the diluted composition for a period of time suitable to inhibit fungal decay of the wood substrate.
59 . A wood product produced by the method of claim 53 .
60 . The wood product of claim 59 , wherein the wood product retains at least 0.05 pounds of DCOI per cubic foot of the wood product.
61 . The wood product of claim 59 , wherein the wood product comprises a deck, a rail, a fence, a utility pole, a pile, a railway tie, a railroad bridge, cladding, siding, or a combination thereof.
62 . (canceled)
63 . A wood preservative composition comprising:
4,5-dichloro-2-octylisothiazol-3-one (DCOI); and
a retaining additive comprising a wax,
wherein a weight ratio of the DCOI to the retaining additive is in a range of 1:5 to 5:1,
and wherein the composition is in a solid form at ambient temperature.
64 . The wood preservative composition of claim 63 , wherein the composition comprises greater than 5.0% by weight DCOI based on a total weight of the composition.
65 . The wood preservative composition of claim 63 , wherein the composition comprises at least 23.5% by weight DCOI based on a total weight of the composition.
66 . The wood preservative composition of claim 63 , wherein the composition comprises at least 4% by weight retaining additive based on a total weight of the composition.
67 . The wood preservative composition of claim 63 , wherein the composition comprises at least 25% by weight retaining additive based on a total weight of the composition.
68 . The wood preservative composition of claim 63 , wherein the composition is not in a presence of an organic solvent.
69 . A wood preservative composition comprising:
4,5-dichloro-2-octylisothiazol-3-one (DCOI); and
a retaining additive comprising a wax,
wherein a weight ratio of the DCOI to the retaining additive is in a range of 1:5 to 5:1,
wherein the composition is not in a presence of an organic solvent.
70 . A wood preservative composition consisting essentially of:
4,5-dichloro-2-octylisothiazol-3-one (DCOI); and
a retaining additive comprising a wax, wherein a weight ratio of the DCOI to the
retaining additive is in a range of 1:5 to 5:1.
71 . The wood preservative composition of claim 70 , wherein the weight ratio of the DCOI to the retaining additive is in a range of 1:1.5 to 1.5:1.
72 . The wood preservative composition of claim 70 , wherein the wood preservative composition consists of DCOI and the retaining additive.