Water dispersible granule containing bifenthrin and fluxapyroxad, and preparation method and application thereof
A technology of flubifen and bifenthrin, which is applied in the field of water-dispersible granules, can solve the problems of difficult dispersion of active ingredients and poor stability, and achieve improved insecticidal and disease prevention effects, good stability, and good The effect of the synergistic effect
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Embodiment 120
[0025] Example 1 20% bifenthrin · fluflufen water dispersible granules
[0026] The formula is: bifenthrin 15%, fluflufen 5%, dispersant polyacrylic acid sodium salt 4%, sodium lignosulfonate 4%, wetting agent pull-off powder BX1.5%, alkylphenol poly Oxyethylene ether sodium sulfate 1.5%, disintegrant sodium sulfate 10%, ammonium sulfate 10%, filler is mixed with talcum powder and kaolin at a mass ratio of 1:1 to 100%.
[0027] The preparation method is as follows: mix the original drug, dispersant, wetting agent, disintegrating agent, and filler in a mixer evenly, and pulverize it to a particle size of 20-40 μm by a jet mill, kneading and adding water amount to 20wt% of the material, and carry out Extruded to granulate, dried at 40-50°C to obtain the product.
Embodiment 235
[0028] Example 2 35% bifenthrin · fluflufen water dispersible granules
[0029] The formula is: bifenthrin 30%, fluflufen 5.0%, dispersant polyacrylic acid sodium salt 2.5%, sodium lignosulfonate 5.5%, wetting agent pull-off powder BX1.5%, alkylphenol poly Oxyethylene ether sodium sulfate 1.5%, disintegrant sodium sulfate 10%, ammonium sulfate 10%, filler is mixed with talcum powder and kaolin at a mass ratio of 1:1 to 100%. The preparation method is the same as in Example 1.
Embodiment 340
[0030] Example 3 40% bifenthrin · fluflufen water dispersible granules
[0031] The formula is: bifenthrin 30%, fluflufen 10%, dispersant polyacrylic acid sodium salt 2%, sodium lignosulfonate 6%, wetting agent pull-off powder BX1.5%, alkylphenol poly Oxyethylene ether sodium sulfate 1.5%, disintegrant sodium sulfate 10%, ammonium sulfate 10%, filler is talcum powder and kaolin at a mass ratio of 1:1.5 to 100%. The preparation method is the same as in Example 1.
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