Emulsifier for powdered emulsified explosive and its prepn process
A technology for powdered emulsion explosives and emulsifiers, which is applied in the directions of non-explosive/non-thermal agent components, explosives, offensive equipment, etc., can solve problems such as being unsuitable for the production of powdered emulsion explosives, suitable for powdery emulsion explosives, and soft emulsion matrix. , to achieve the effects of good storage stability, improved storage stability and gentle emulsification conditions
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Embodiment 1
[0019] Add 160g of polyisobutylene (Mn=1000) and 14g of maleic anhydride into the reaction kettle, heat to 110°C, start stirring and feed chlorine gas, slowly heat up to 200°C within 3 hours, stop feeding chlorine gas at the same time, and continue stirring After 1 hour, the prepared polyisobutylene maleic anhydride (alkenic anhydride) was used for the next reaction. Take 100g of alkene anhydride, 0.3g of monoethanolamine, 1.5g of diethanolamine and 1.2g of triethanolamine, add 0.5g of 30w% NaOH solution, and react for 4 hours at a temperature of 190°C and a pressure of -0.02MPa.
Embodiment 2
[0021] Prepare 100g of alkene anhydride according to the method of Example 1, add 4.5g of monoethanolamine, 6.0g of diethanolamine and 4.5g of triethanolamine, and add 1.0g of KOH solution with a concentration of 20w%, and react at a temperature of 150°C and a pressure of -0.04MPa. 6 hours.
Embodiment 3
[0023] Prepare 100g of alkene anhydride according to the method in Example 1, add 18g of monoethanolamine, 9g of diethanolamine and 3.0g of triethanolamine, and add 1.5g of KOH solution with a concentration of 20w%, and react for 1 hour at a temperature of 220°C and a pressure of -0.08MPa .
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