# US 11,432,546 B2 · Wood treatment solutions containing fungicides and tertiary alkanolamines and related methods, wood products and composition for protection against fungal organisms

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- Number: US 11,432,546 B2
- Document ID: US11432546B2
- Status: Granted
- Kind: B2
- Application number: 16/151,496
- Filed: 2018-10-04
- Published: 2020-04-09
- Granted: 2022-09-06
- Earliest claimed: 2018-10-04
- Assignees: Kop-Coat, Inc.
- Applicants: Kop-Coat, Inc.
- Inventors: Ronald W. Clawson, Jr.; Kenneth A. Cutler; Justin J. Bohn
- Web page: https://patentgrep.com/patent/US11432546B2

## CPC

- A01N 33/08: containing oxygen or sulfur
- A01N 25/02: containing liquids as carriers, diluents or solvents
- A01N 25/04: Dispersions, {emulsions, suspoemulsions, suspension concentrates} or gels (foams A01N25/16)
- A01N 31/14: Ethers
- A01N 33/12: Quaternary ammonium compounds
- A01N 37/02: Saturated carboxylic acids or thio analogues thereof; Derivatives thereof
- A01N 37/34: Nitriles
- A01N 43/36: five-membered rings
- A01N 43/40: six-membered rings
- A01N 43/42: condensed with carbocyclic rings
- A01N 43/52: condensed with carbocyclic rings, e.g. benzimidazoles
- A01N 43/54: 1,3-Diazines; Hydrogenated 1,3-diazines
- A01N 43/56: 1,2-Diazoles; Hydrogenated 1,2-diazoles
- A01N 43/653: 1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
- A01N 43/78: 1,3-Thiazoles; Hydrogenated 1,3-thiazoles
- A01N 43/80: five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,2
- A01N 47/06: containing —O—CO—O— groups; Thio analogues thereof
- A01N 47/12: containing a —O—CO—N< group, or a thio analogue thereof, neither directly attached to a ring nor the nitrogen atom being a member of a heterocyclic ring
- A01N 59/14: Boron; Compounds thereof
- A01P 3/00: Fungicides
- B27K 3/52: Impregnating agents containing mixtures of inorganic and organic compounds
- B27K 2240/20: Removing fungi, molds or insects
- A01N: PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF (preservation of food or foodstuff A23); BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES (preparations for medical, dental or toiletry purposes which kill or prevent the growth or proliferation of unwanted organisms A61K); PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01P: BIOCIDAL, PEST REPELLANT, PEST ATTRACTANT OR PLANT GROWTH REGULATORY ACTIVITY OF CHEMICAL COMPOUNDS OR PREPARATIONS
- B27K: PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR (applying liquids or other fluent materials to surfaces in general B05; coating wood or similar material B44D); CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS

## Abstract

The present invention provides a solution and related composition of matter and methods which synergistically improves a fungicide's effectiveness in resisting undesired fungal growth. The invention also provides wood and wood products which have been treated with the solution, method or compound.

## Claims

### Claim 1

A fungal organism controlling wood treatment solution comprising
a synergistic combination of a tertiary alkanolamine,
at least one fungicide selected from the group consisting of 3-iodoprop-2-yn-1-yl butylcarbamate (IPBC), propiconazole, didecyl dimethylammonium bicarbonate/carbonate, chlorothalonil, methylene bisthiocyanate, fludioxonil, N-octylisothiazolinone, thiabendazole, carbendazim, penflufen, copper monoethanolamine, copper carbonate, copper naphthenate, copper 8-quinolinolate, disodium octaborate tetrahydrate and azoxystrobin, and
a solvent,
wherein said tertiary alkanolamine is selected from the group consisting of 2-(dimethylamino)-ethanol being present in the amount of about 0.050% (m/m) and 3-hydroxy-1-methylpiperidine.

### Claim 2 (depends on 1)

The solution of claim 1 further comprising a surfactant.

### Claim 3 (depends on 2)

The solution of claim 2 wherein
said surfactant is nonylphenol ethoxylate.

### Claim 4 (depends on 1)

The solution of claim 1 further comprising 1,4-butanediol.

### Claim 5 (depends on 1)

The solution of claim 1 wherein
said tertiary alkanolamine is 2-(dimethylamino)-ethanol being present in the amount of about 0.050% (m/m).

### Claim 6 (depends on 5)

The solution of claim 5 wherein
said solution has an efficacy score of about 30 percent.

### Claim 7 (depends on 1)

The solution of claim 1 wherein said tertiary alkanolamine is 2-(dimethylamino)-ethanol being present in the amount of about 0.050% (m/m), and
said solution has a pH of about 9.84.

### Claim 8 (depends on 1)

The solution of claim 1, wherein said tertiary alkanolamine is 3-hydroxy-1-methylpiperidine, and
said solution has a pH of about 8.13 to 10.65.

### Claim 9 (depends on 1)

The solution of claim 1 wherein
said solvent is water.

### Claim 10 (depends on 1)

The solution of claim 1
wherein said solution further comprises nonlyphenol ethoxylate.

### Claim 11 (depends on 1)

The solution of claim 1 wherein
said solution further comprises a surfactant,
said tertiary alkanolamine is 2-(dimethylamino)-ethanol being present in the amount of about 0.050% (m/m), and
said solution further comprises 1,4-butanediol.

### Claim 12 (depends on 11)

The solution of claim 11 wherein said surfactant is nonylphenol ethoxylate.

### Claim 13 (depends on 1)

The solution of claim 1 wherein
said at least one fungicide is selected from the group consisting of 3-iodoprop-2-yn-1-yl butylcarbamate,
propiconazole and
didecyl dimethylammonium bicarbonate/carbonate.

### Claim 14 (depends on 13)

The solution of claim 13 wherein
said 3-iodoprop-2-yn-1-yl butylcarbamate is present in the amount of about 340 to 680 ppm,
said propiconazole is present in the amount of about 160 to 340 ppm, and
said didecyl dimethylammonium bicarbonate/carbonate is present in the amount of about 240 to 980 ppm.

### Claim 15 (depends on 13)

The solution of claim 13 further comprising
nonylphenol ethoxylate in the amount of about 5.00% (m/m) to 25.00% (m/m), and
1,4-butanediol in the amount of about 0.211% (m/m) to 20% (m/m).

### Claim 16

A fungal organism controlling wood treatment solution comprising
a synergistic combination of a tertiary alkanolamine and at least one fungicide,
said tertiary alkanolamine being 3-hydroxy-1-methylpiperidine, and said at least one fungicide being selected from the group consisting of 3-iodoprop-2-yn-1-yl butylcarbamate (IPBC), propiconazole, didecyl dimethylammonium bicarbonate/carbonate, chlorothalonil, methylene bisthiocyanate, fludioxonil, N-octylisothiazolinone, thiabendazole, carbendazim, penflufen, copper monoethanolamine, copper carbonate, copper naphthenate, copper 8-quinolinolate, disodium octaborate tetrahydrate and azoxystrobin.

### Claim 17 (depends on 16)

The solution of claim 16 wherein
said 3-hydroxy-1-methylpiperidine is present in the amount of about 0.092% (m/m) to 10.000% (m/m).

### Claim 18 (depends on 17)

The solution of claim 17 wherein
said solution has a pH from about 8.13 to 10.65.

### Claim 19 (depends on 18)

The solution of claim 18 wherein
said solution has an efficacy score of about 25 percent.

### Claim 20

A fungal organism controlling wood treatment solution comprising
a synergistic combination of a tertiary alkanolamine,
at least one fungicide, and
a solvent,
said solution further comprising 1,4-butanediol, and
wherein said tertiary alkanolamine is 3-hydroxy-1-methylpiperidine, and wherein said at least one fungicide is selected from the group consisting of 3-iodoprop-2-yn-1-yl butylcarbamate (IPBC), propiconazole, didecyl dimethylammonium bicarbonate/carbonate, chlorothalonil, methylene bisthiocyanate, fludioxonil, N-octylisothiazolinone, thiabendazole, carbendazim, penflufen, copper monoethanolamine, copper carbonate, copper naphthenate, copper 8-quinolinolate, disodium octaborate tetrahydrate and azoxystrobin.

### Claim 21

A fungal organism controlling wood treatment solution comprising
a synergistic combination of a tertiary alkanolamine,
at least one fungicide, and
a solvent,
said solution containing a surfactant,
said surfactant being nonylphenol ethoxylate,
said tertiary alkanolamine being 3-hydroxy-1-methylpiperidine, and said at least one fungicide being selected from the group consisting of 3-iodoprop-2-yn-1-yl butylcarbamate (IPBC), propiconazole, didecyl dimethylammonium bicarbonate/carbonate, chlorothalonil, methylene bisthiocyanate, fludioxonil, N-octylisothiazolinone, thiabendazole, carbendazim, penflufen, copper monoethanolamine, copper carbonate, copper naphthenate, copper 8-quinolinolate, disodium octaborate tetrahydrate and azoxystrobin.

### Claim 22

A synergistic fungal organism controlling wood treatment concentrate composition comprising
a tertiary alkanolamine and
at least one fungicide,
said tertiary alkanolamine being 3-hydroxy-1-methylpiperidine, and said at least one fungicide being selected from the group consisting of 3-iodoprop-2-yn-1-yl butylcarbamate (IPBC), propiconazole, didecyl dimethylammonium bicarbonate/carbonate, chlorothalonil, methylene bisthiocyanate, fludioxonil, N-octylisothiazolinone, thiabendazole, carbendazim, penflufen, copper monoethanolamine, copper carbonate, copper naphthenate, copper 8-quinolinolate, disodium octaborate tetrahydrate and azoxystrobin.