Micro-encapsulated broad spectrum pollution-free fertilizer with pesticide, preparation method and application thereof
A technology of microencapsulation and fertilizer, applied in the directions of botanical equipment and methods, application, fertilizer form, etc., can solve the problems of no shielding function, complex production process, high use cost, slow down the release and decomposition speed, save energy Labor cost, the effect of not polluting the environment
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[0021] Example 1
[0022] Put the abamectin into the reactor and fully dissolve the turpentine, add toluene diisocyanate and Tween and mix well, then pump the mixed solution to the shear emulsification reaction with ammonia water to adjust the pH of the water to 8 In the kettle, under the condition of 30℃, shear emulsification reaction for 30 minutes. After encapsulation, pesticide microcapsules are prepared; put the prepared pesticide microcapsules into the mixer, add the aqueous amino acid solution, and mix well. , Prepared microencapsulated broad-spectrum pollution-free fertilizer.
[0023] The raw materials and weight ratio of the prepared pesticide microcapsules are:
[0024] Abamectin 10 parts
[0025] 10 parts turpentine
[0026] Toluene diisocyanate 1 part
[0027] Tween 10 servings
[0028] The raw materials and weight ratio of the prepared microencapsulated broad-spectrum pollution-free fertilizer are:
[0029] Pesticide microcapsule 1 serving
[0030] 90 parts of amino ...
Example Embodiment
[0047] Example 2
[0048] Put pyrethrins and matrine into the reaction kettle, dissolve them with eucalyptus oil and cyclohexanone, add hexamethylene diisocyanate, terephthaloyl chloride, phthaloyl chloride, and Tween and mix well. The mixed solution is pumped to a shear emulsification reactor equipped with ammonia water to adjust the pH of the water to 10, at a temperature of 60 ℃, shear emulsification reaction for 120 minutes, after encapsulation, the pesticide micro Capsule: Put the prepared pesticide microcapsules into the mixer, add the amino acid aqueous solution, fully stir and mix evenly, to prepare the microencapsulated broad-spectrum pollution-free fertilizer.
[0049] The raw materials and weight ratio of the prepared pesticide microcapsules are:
[0050] Pyrethrin 45 parts
[0051] 20 parts of matrine
[0052] Eucalyptus oil 10 parts
[0053] 55 parts of cyclohexanone
[0054] 1 part of hexamethylene diisocyanate
[0055] Terephthaloyl chloride 1 part
[0056] Phthaloy...
Example Embodiment
[0084] Example 3
[0085] Put abamectin, pyrethrin, and matrine into the reaction kettle and dissolve them with turpentine oil, eucalyptus oil, and cyclohexanone. Add toluene diisocyanate, hexamethylene diisocyanate, terephthaloyl chloride, The phthaloyl chloride and Tween are mixed uniformly, and the mixed solution is pumped to the shear emulsification reactor equipped with ammonia water to adjust the pH of the water to 9. Under the condition of 50 ℃, the shear emulsification reaction After 90 minutes, after encapsulation, the pesticide microcapsules are prepared; the prepared pesticide microcapsules are put into the mixer, the organic fertilizer is added, and the mixture is fully stirred and mixed to obtain the microencapsulated broad-spectrum pollution-free pesticide fertilizer.
[0086] The raw materials and weight ratio of the prepared pesticide microcapsules are:
[0087] Abamectin 5 parts
[0088] Pyrethrin 5 parts
[0089] Matrine 10 servings
[0090] Turpentine 20 parts
...
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