Method for preparing dicamba sodium salt preparations and prepared dicamba sodium salt preparations
A technology of dicamba sodium salt and dicamba, applied in the field of pesticides, can solve the problems of long disintegration time of water-soluble granules, low conversion rate of raw materials, high production cost, etc., and achieve excellent indicators, high conversion rate of raw materials, processing short process effect
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[0038] The invention provides a preparation method of dicamba sodium salt preparation and the prepared dicamba sodium salt preparation. Those skilled in the art can learn from the content of this article and appropriately improve the process parameters to realize the preparation. In particular, it should be pointed out that all similar replacements and modifications are obvious to those skilled in the art, and they are all considered to be included in the present invention. The method and application of the present invention have been described through preferred embodiments, and the relevant personnel can obviously make changes or appropriate changes and combinations to the method and application described herein without departing from the content, spirit and scope of the present invention to realize and Apply the technology of the present invention.
[0039] The reagents used in the present invention are all common commercial products and can be purchased in the market.
Embodiment 1
[0041] The preparation of embodiment 1 dicamba sodium saline dispersible granules
[0042] 40.8g of dicamba (dicamba content 98%), 100g of sodium sulfate, 235.2g of urea and 14.3g of sodium bicarbonate were reacted for 60min at 45-55°C under normal pressure, and 10g of sodium lauryl sulfate and 10g of poly Carboxylate salts were mixed to obtain dicamba sodium salt kneading material. After granulation, drying and sieving, 398 g of dicamba sodium salt 10% WDG finished product was obtained, with a yield of 99.5%.
Embodiment 2
[0043] Embodiment 2 Preparation of Dicamba Sodium Salt Soluble Granules
[0044] 81.6g dicamba (dicamba content 98%), 120g sodium chloride, 126g sodium nitrate and 15.9g sodium hydroxide (sodium hydroxide content 91%) were reacted for 40min at 45-55°C under normal pressure, and 10g Alkyl glucoside and 14g alkylphenol polyoxyethylene polyoxypropylene ether are mixed to obtain dicamba sodium salt kneading material, after granulation, drying and sieving, 395g of dicamba sodium salt 20% WSG finished product is obtained, the yield 98.7%.
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