Efficient weeding effervescent tablet containing penoxsulam, mesotrione and mefenacet, and preparation method thereof
A technology of fenflunom and penoxsulam, which is applied in the directions of herbicides and algaecides, botanical equipment and methods, biocides, etc., can solve the problems of poor control effect of malignant weeds and single effective ingredients, etc. , to achieve the effect of reducing farmer's labor, excellent effect and broad-spectrum weeding performance
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Embodiment 1
[0027] 1. Formula of high-efficiency herbicide effervescent tablet
[0028] Mefenacet: 18%, Penoxsulam: 1%, Mesotrione: 3%, Sodium Lignosulfonate: 5%, Sodium Lauryl Sulfate: 6%, Macrogol: 3%, tartaric acid: 20%, sodium bicarbonate: 20%, magnesium stearate: 1%, kaolin: 23%.
[0029] 2. Preparation method
[0030] (1) Weigh meflufenamide, penoxsulam, mesotrione, sodium lignosulfonate, sodium lauryl sulfate, tartaric acid and kaolin into a vertical mixer, stir and mix for 30 minutes, turn on Jet pulverizer, the air pressure is controlled at 0.8mpa, and jet pulverization is carried out to obtain acid powder;
[0031] (2) Add polyethylene glycol to make wet acid particles;
[0032] (3) drying the wet acid particles through a boiling dryer to obtain dry acid particles, the temperature is controlled at 80° C., and the moisture content is less than 1%;
[0033] (4) Dried acid granules, sodium bicarbonate, and magnesium stearate are dropped into a mixer, mixed for 30 minutes, put i...
Embodiment 2
[0036] 1. Formula of high-efficiency herbicide effervescent tablet
[0037] Meflufenamide: 10%, Penoxsulam: 5%, Mesotrione: 10%, Sodium Naphthalene Sulfonate: 10%, Citric Acid: 10%, Sodium Carbonate: 30%, Xanthan Gum: 5%, Sodium Benzoate: 5%, Bentonite Clay 15%.
[0038] 2. Preparation method
[0039] (1) Weigh meflufenamide, penoxsulam, mesotrione, sodium naphthalenesulfonate, citric acid and bentonite into a vertical mixer, stir and mix for 30 minutes, turn on the jet mill, and control the air pressure At 0.6mpa, carry out jet milling to obtain acid powder;
[0040] (2) adding xanthan gum to prepare wet acid granules;
[0041] (3) drying the wet acid particles through a boiling dryer to obtain dry acid particles, the temperature is controlled at 60° C., and the moisture content is less than 1%;
[0042] (4) Dried acid granules, sodium carbonate, sodium benzoate are put into mixer, mixed for 30 minutes, put into tabletting machine to compress to obtain effervescent tablet...
Embodiment 3
[0045] 1. Formula of high-efficiency herbicide effervescent tablet
[0046] Mefenacet: 30%, Penoxsulam: 0.5%, Mesotrione: 1%, Pull-Off Powder: 1%, Succinic Acid: 30%, Calcium Carbonate: 10%, Anhydrous Calcium Oxide: 5%, Guar Gum: 1%, Talc: 21.5%.
[0047] 2. Preparation method
[0048] (1) Weigh mefenfenamide, penoxsulam, mesotrione, pull open powder, succinic acid and talcum powder into the vertical mixer, stir and mix for 30 minutes, turn on the jet mill, and control the air pressure At 0.6mpa, carry out jet milling to obtain acid powder;
[0049] (2) Add guar gum to make wet acid granules;
[0050] (3) drying the wet acid particles through a boiling dryer to obtain dry acid particles, the temperature is controlled at 60° C., and the moisture content is less than 1%;
[0051] (4) Dried acid granules, calcium carbonate, and calcium oxide anhydrous are put into a mixer, mixed for 30 minutes, put into a tablet press for tableting to obtain effervescent tablets, and the tabl...
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