Nova Patents
CA2972430C

Fungicidal compositions

Abstract

Described herein are fungicidal compositions in the form of emulsifiable concentrates that comprise a first fungicidal compound, optionally, at least one additional fungicidal compound, two or more surfactants and a water immiscible organic solvent comprised of a mixture of organic compounds including an acetate ester, an N,N-dialkylcarboxamide and at least one of a ketone and an alcohol. The compositions are homogeneous, stable upon storage, and upon dilution in water form stable emulsions that can be sprayed onto plants to control important fungal diseases.

CA2972430C, drawing sheet 1
Sheet 1 of 14

Term

9.3 yearsleft in the term

Expires 30 December 2035.

  1. Priority
  2. Filed
  3. Granted
  4. Today
  5. Expires

45 claims: 33 independent, 12 dependent

  1. 1
    84017536 CLAIMS:A fungicidal composition comprising: a) a fungicidal compound of the Formula b) at least one ionic surfactant;c) at least one nonionic surfactant;d) from 50 ± 5 g/L to 700 ± 70 g/L of benzyl acetate;e) at least one Ν,Ν-dialkylcarboxamide;and 1) from 25 ± 2.5 g/L to 150 ± 15 g/L of at least one of a ketone and an alcohol selected from the group consisting of cyclohexanone, acetophenone, 2-heptanone, 2-heptanol, oleyl alcohol, and 2-ethylhexanol.
  2. 2
    The fungicidal composition of Claim 1, wherein the composition comprises:a) from 1 ± 0.1 gram per liter (g/L) to 200 ± 20 g/L of the fungicidal compound of the Formula Date reçue/Date received 2023-03-31 84017536 b) from 1 ± 0.1 g/L to 100 ± 10 g/L of the at least one ionic surfactant, wherein the at least one ionic surfactant comprises at least one anionic surfactant;c) from 1 ± 0.1 g/L to 200 ± 20 g/L of the at least one nonionic surfactant;5 d) from 50 ± 5 g/L to 700 ± 70 g/L of the benzyl acetate;e) from 25 ± 2.5 g/L to 300 ± 30 g/L of the at least one Ν,Ν-dialkylcarboxamide wherein the at least one Ν,Ν-dialkylcarboxamide comprises an Ν,Ν-dimethyl fatty acid amide;and f) from 25 ± 2.5 g/L to 150 ± 15 g/L of the at least one of the ketone and the alcohol. 10
  3. 3
    The fungicidal composition of Claim 1, wherein the composition comprises from 1 ± 0.1 gram per liter (g/L) to 200 ± 20 g/L of the fungicidal compound of the Formula
  4. 4
    The fungicidal composition of Claim 1 or 3, wherein the composition comprises from 1 ± 0.1 g/L to 100 ± 10 g/L of the at least one ionic surfactant, wherein the at least one ionic 15 surfactant comprises at least one anionic surfactant. Date reçue/Date received 2023-03-31 84017536
  5. 5
    The fungicidal composition of Claim 1,3 or 4, wherein the composition comprises from 1 ± 0.1 g/L to 200 20 ± g/L of the at least one nonionic surfactant.
  6. 6
    The fungicidal composition of any one of Claims 1 and 3-5, wherein the composition comprises from 25 ± 2.5 g/L to 300 ± 30 g/L of the at least one Ν,Ν-dialkylcarboxamide, wherein the at least one Ν,Ν-dialkylcarboxamide comprises at least one of an Ν,Ν-dimethyl fatty acid amide.
  7. 7
    The fungicidal composition of any one of Claims 1 -6, wherein the benzyl acetate, the at least one Ν,Ν-dialkylcarboxamide and the at least one of the ketone and the alcohol together form a water immiscible organic solvent,
  8. 8
    The fungicidal composition of any one of Claims 1-7, wherein the weight ratios of the benzyl acetate :the at least one Ν,Ν-dialkylcarboxamide : the at least one of the ketone and die alcohol range from 1-10:1-10:1-10.
  9. 9
    The fungicidal composition of any one of Claims 1-8, wherein the weight ratios of the benzyl acetate :the at least one Ν,Ν-dialkylcarboxamide : the at least one of the ketone and the alcohol range from 4-6:1-3 :1-2.
  10. 10
    The fungicidal composition of any one of Claims 1-9, wherein the at least one Ν,Ν-dialkylcarboxamide is selected from die group consisting of N,N-dimethylhexanamide, N,N-dimethyloctanamide, Ν,Ν-dimethyldecanamide andN,N-dimethyldodecanamide. IL The fungicidal composition of any one of Claims 1-10, wherein the at least one of a ketone and an alcohol is selected from the group consisting of acetophenone, cyclohexanone, 2-ethylhexanol and 2-heptanol.
  11. 11
    12. The fungicidal composition of Claim 7, wherein the water immiscible organic solvent comprises benzyl acetate, one or more than one of a fatty acid Ν,Ν-dialkylcarboxamide and cyclohexanone.
  12. 12
    13. The fungicidal composition of any one of Claims 1-12, further comprising at least one additional fungicidal compound.
  13. 13
    14. The fungicidal composition of Claim 13, wherein the at least one additional fungicidal compound is selected from the group consisting of azoxystrobin, bifujunzhi, coumethoxystrobin, 45 Date reçue/Date received 2023-03-31 84017536 coumoxystrobin, dimoxystrobin, enestroburin, enoxastrobin, fenaminstrobin, fenoxystrobin, flufenoxystrobin, fluoxastrobin, jiaxiangjunzhi, kresoxim-methyl, mandestrobin, metominostrobin, oiysastrobin, picoxystrobin, pyraclostrobin, pyrametostrobin, pyraoxystrobin, triclopyricaib, trifloxystrobin, methyl 2-[2-(2,5-dimethylphenyloxymethyl)-phenyl]-3methoxyacrylate, azaconazole, bitertanol, bromuconazole, cyproconazole, difenoconazole, diniconazole, diniconazole-M, epoxiconazole, fenbuconazole, fluquinconazole, flusilazole, flutriafol, hexaconazole, imibenconazole, ipconazole, metconazole, myclobutanil, oxpoconazole, paclobutrazole, penconazole, propiconazole, prothioconazole, simeconazole, tebuconazole, tetraconazole, triadimefon, triadimenol, triticonazole, uniconazole, imazalil, pefurazoate, prochloraz, triflumizole, pyrimidines, fenarimol, nuarimol, pyrifenox, and triforine.
  14. 14
    15. The fungicidal composition of Claim 13 or 14, wherein the at least one additional fungicidal compound is selected from die group consisting of azoxystrobin, kresoxim-methyl, picoxystrobin, pyraclostrobin, trifloxystrobin, epoxiconazole, fenbuconazole, myclobutanil, propiconazole, prothioconazole, and tebuconazole.
  15. 15
    16. The fungicidal composition of any one of Claims 13-15, wherein the at least one additional fungicidal compound is selected front the group consisting of pyraclostrobin, prothioconazole and propiconazole.
  16. 16
    17. The fungicidal composition of any one of Claims 1-16, further comprising an adjuvant that improves the fungicidal performance of the composition selected from die group consisting of a polyether modified organopolysiloxane and an alkyl phosphonate.
  17. 17
    18. The fungicidal composition of any one of Claims 1-17, wherein the at least one ionic surfactant is selected from the group consisting of an alkali, alkaline earth and ammonium salt of an alkylarylsulfonic acid.
  18. 18
    19. The fungicidal composition of any one of Claims 1-18, wherein the at least one nonionic surfactant is selected from the group consisting of an alcohol initiated EO/PO block copolymer and an alcohol ethoxylate.
  19. 19
    20. A fungicidal composition comprising:a) a fungicidal compound of the Formula Date reçue/Date received 2023-03-31 84017536 b) a calcium salt of an alkylaryl sulfonate;c) an alcohol initiated EO/PO block copolymer;d) a tridecyl alcohol ethoxylate;e) a polyether modified organopolysiloxane;f) from 50 ± 5 g/L to 700 ± 70 g/L of benzyl acetate;g) an Ν,Ν-dimethyl fatty acid amide;and h) cyclohexanone.
  20. 20
    21. A fungicidal composition comprising:a) a fungicidal compound of the Fonnula b) prothioconazole;Date reçue/Date received 2023-03-31 84017536 c) a calcium salt of an alkylaryl sulfonate;d) an alcohol initiated EO/PO block copolymer;e) a tridecyl alcohol ethoxylate;f) a poly ether modified organopoly siloxane;g) from 50 ± 5 g/L to 700 ± 70 g/L of benzyl acetate;h) an Ν,Ν-dimethyl fatty acid amide;and i) cyclohexanone.
  21. 21
    22. A fungicidal composition comprising:a) a fungicidal compound of the Formula b) pyraclostrobin;c) a calcium salt of an alkylaryl sulfonate;d) an alcohol initiated EO/PO block copolymer;e) a tridecyl alcohol ethoxylate;f) a polyether modified organopolysiloxane;g) from 50 ± 5 g/L to 700 ± 70 g/L of benzyl acetate;h) an Ν,Ν-dimethyl fatty acid amide;and Date reçue/Date received 2023-03-31 84017536 i) cyclohexanone.
  22. 22
    23. A fungicidal composition comprising:a) a fungicidal compound of the Formula 5 b) propiconazole;c) a calcium salt of an alkylaryl sulfonate;d) an alcohol initiated EOZPO block copolymer;e) a tridecyl alcohol ethoxylate;f) a polyether modified organopolysiloxane;10 g) from 50 ±5 g/L to 700 +70 g/L of benzyl acetate;h) an Ν,Ν-dimethyl fatty acid amide;and i) cyclohexanone.
  23. 23
    24. A method of controlling fungal plant pathogens or diseases comprising the step of contacting vegetation or an area adjacent thereto to prevent the growth of the fungal pathogens or 15 diseases with a fungicidally effective amount of a fungicidal composition comprising:a) a fungicidal compound of the Formula Date reçue/Date received 2023-03-31 84017536 b) at least one ionic surfactant;c) at least one nonionic surfactant;d) from 50 ± 5 g/L to 700 ± 70 gL of benzyl acetate;e) at least one Ν,Ν-dialkylcarboxamide;and f) from 25 ± 2.5 g/L to 150 ± 15 g/L of at least one of a ketone and an alcohol selected from the group consisting of cyclohexanone, acetophenone, 2-heptanone, 2-heptanol, oleyl alcohol, and 2-ethylhexanol.
  24. 24
    25. The method of Claim 24, wherein the fungicidal composition comprises 10 from 1 ± 0.1 gram per liter (g/L) to 200 ± 20 g/L of the fungicidal compound of the Formula
  25. 25
    26. The method of any one of Claims 24-25, wherein the fungicidal composition comprises from 1 ± 0.1 g/L to 100 ± 10 g/L of the at least one ionic surfactant, wherein the at least one ionic surfactant comprises at least one anionic surfactant. Date reçue/Date received 2023-03-31 84017536
  26. 26
    27. The method of any one of Claims 24-26, wherein the fungicidal composition comprises from 1 ± 0.1 g/L to 200 ± 20 g/L of the at least one nonionic surfactant.
  27. 27
    28. The method of any one of Claims 24-27, wherein the fungicidal composition comprises from 25 ± 2.5 g/L to 300 ± 30 g/L of the at least one Ν,Ν-dialkylcarboxamide, wherein the at least one Ν,Ν-dialkylcarboxamide comprises at least one of an Ν,Ν-dimethyl fatty acid amide.
  28. 28
    29. The method of any one of Claims 24-28, wherein the weight ratios of the benzyl acetate :the at least one Ν,Ν-dialkylcarboxamide : the at least one of the ketone and the alcohol range from 1-10:1-10:1-10.
  29. 29
    30. The method of any one of Claims 24-29, wherein the weight ratios of the benzyl acetate :the Ν,Ν-dialkylcarboxamide : the at least one of the ketone and the alcohol range from 4-6:1-3:1-2.
  30. 30
    31. The method of any one of Claims 24-30, wherein the at least one Ν,Νdialkylcarboxamide is selected from die group consisting of N,N-dimethylhexanamide, N,N-dimethyloctanamide, N,N-dimethyldecanamide andN.N-dimethyldodecanamide.
  31. 31
    32. The method of any one of Claims 24-31, wherein the at least one of die ketone and die alcohol is selected from die group consisting of acetophenone, cyclohexanone, 2-ethylhexanol and 2-heptanol.
  32. 32
    33. The method of any one of Claims 24-32, wherein die fungicidal composition comprises the benzyl acetate, the at least one Ν,Ν-dialkylcarboxamide and the at least one of the ketone and die alcohol together to form a water immiscible organic solvent.
  33. 33
    34. The method of Claim 33, wherein the water immiscible organic solvent comprises the benzyl acetate, one or more than one of a fatty acid Ν,Ν-dialkylcarboxamide and cyclohexanone.
  34. 34
    35. The metiiod of any one of Claims 24-34, wherein the fungicidal composition further comprises at least one additional fungicidal compound.
  35. 35
    36. The method of Claim 35, wherein die at least one additional fungicidal compound is selected from the group consisting of azoxystrobin, bifujunzhi, coumethoxystrobin, coumoxystrobin, dimoxystrobin, enestroburin, enoxastrobin, fenaminstrobin, fenoxystrobin, flufenoxystrobin, fluoxastrobin, jiaxiangjunzhi, kresoxim-methyl, mandestrobin, Date reçue/Date received 2023-03-31 84017536 metominostrobin, orysastrobin, picoxystrobin, pyraclostrobin, pyrametostrobin, pyraoxystrobin, triclopyricarb, trifloxystrobin, methyl 2-(2-(2,5-dimethylphenyloxymethyl)phenyl]-3methoxyacrylate, azaconazole, bitertanol, bromuconazole, cyproconazole, difenoconazole, diniconazole, diniconazole-M, epoxiconazole, fenbuconazole, fluquinconazole, flusilazole, flutriafol, hexaconazole, imibenconazole, ipconazole, metconazole, myclobutanil, oxpoconazole, paclobutrazole, penconazole, propiconazole, prothioconazole, simeconazole, tebuconazole, tetraconazole, triadimefon, triadimenol, triticonazole, uniconazole, imazalil, pefurazoate, prochloraz, triflumizole, pyrimidines, fenarimol, nuarimol, pyrifenox, and triforine.
  36. 36
    37. The method of any one of Claims 35-36, wherein the at least one additional fungicidal compound is selected from the group consisting of azoxystrobin, kresoxim-methyl, picoxystrobin, pyraclostrobin, trifloxystrobin, epoxiconazole, fenbuconazole, myclobutanil, propiconazole, prothioconazole, and tebuconazole.
  37. 37
    38. The method of any one of Claims 35-37, wherein the at least one additional fungicidal compound is selected from the group consisting of pyraclostrobin, prothioconazole and propiconazole.
  38. 38
    39. The method of any one of Claims 24-38, wherein the fungicidal composition further comprises an adjuvant that improves the fungicidal performance of the fungicidal composition selected from the group consisting of a polyether modified organopolysiloxane and an alkyl phosphonate.
  39. 39
    40. The method of any one of Claims 24-39, wherein die fungal plant pathogens comprise at least one pathogen selected from the group consisting of Septaria tritici, Puccinia triticina, Mycosphaerella graminicola, Puccinia triticina, Puccinia striiformis, Venturia inaequalis, Ustilago may dis, Uncinula necator, Rhynchosporium secalis,Leptosphaeria nodorum, Magnaporthe grisea, Monilinia fructicola, Pseudoperonospora cubensis, Pseudocercosporella herpotrichoides, Phakopsora pachyrhizi, Phaeosphaeria nodorum, Blumeria graminis tritici, Blumeria graminis hordei, Erysiphe cichoracearum, Ezysiphe graaminis, Glomerella lagenarium, Cercospora beticola, Altemaria solani, Rhizoctonia solani, Plasmopara viticola, Phytophthora infestons, Pyricularia oryzae, aniPyrenophora teres.
  40. 40
    41. The method of any one of Claims 24-40, wherein the fungal plant diseases comprise at least one disease selected from the group consisting of anthracnose, blasts, botrytis, brown rust, Date reçue/Date received 2023-03-31 84017536 blister smut, brown rot, downy mildew, fusarium, powdery mildew, rusts, glume blotch, leaf blotch, net blotch, sheath blight, stripe rust, scab, eye spot, leaf spot, early blight, and late blight.
  41. 41
    42. The method of any one of Claims 24-41, wherein the at least one ionic surfactant is selected from the group consisting of an alkali, alkaline earth and ammonium salt of an alkylarylsulfonic acid.
  42. 42
    43. The method of any one of Claims 24-42, wherein the at least one nonionic surfactant is selected from the group consisting of an alcohol initiated EO/PO block copolymer and an alcohol ethoxylate.
  43. 43
    44. A method of controlling fungal plant pathogens or diseases comprising the step of contacting vegetation or an area adjacent thereto to prevent the growth of the fungal pathogens or diseases with a fungicidally effective amount of the fungicidal composition as defined in any one of Claims 20-23.
  44. 44
    45. The method of Claim 44, wherein the fungal plant pathogens comprise at least one pathogen selected from the group consisting of Septaria tritici, Puccinia triticina, Mycosphaerella graminicola, Puccinia triticina, Puccinia striiformis, Venturia inaequalis, Ustilago maydis, Uncinula necator, Rhynchosporium secalis, Leptosphaeria nodorum, Magnaporthe grisea, Monilinia fructicola, Pseudoperonospora cubensis, Pseudocercosporella herpotrichoides, Phakopsora pachyrhizi, Phaeosphaeria nodorum, Blumeria graminis tritici, Blumeria graminis hordei, Erysiphe cichoracearum, Ezysiphe graaminis, Glomerella lagenarium, Cercospora beticola, Altemaria solani, Rhizoctonia solani, Plasmopara viticola, Phytophthora infestons, Pyricularia oryzae, and Pyrenophora teres.
  45. 45
    46. The method of Claim 44 or 45, wherein the fungal plant diseases comprise at least one disease selected from the group consisting of anthracnose, blasts, botrytis, brown rust, blister smut, brown rot, downy mildew, fusarium, powdery mildew, rusts, glume blotch, leaf blotch, net blotch, sheath blight, stripe rust, scab, eye spot, leaf spot, early blight, and late blight. Date reçue/Date received 2023-03-31
Independent claims45