Gas-solid composite powder base fire-extinguishing agent and preparation method thereof
A kind of fire extinguishing agent, powder-based technology, applied in the direction of fire prevention equipment, etc., can solve the problems of practical application inconvenience, etc., achieve the effects of enhanced fire extinguishing effect, improved flow performance, and improved anti-reburning performance
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Embodiment 1
[0021] Embodiment 1: Take 13X type zeolite as the gas-solid composite powder-based fire extinguishing agent of matrix
[0022] Mill 95g of 13X-type zeolite in a ball mill for 30min, then dry at 120°C for 2h, and the average particle size will be less than 10μm; take 90g of the refined zeolite and put it into a 2.0L steel cylinder with a pressure resistance of 0.5MPa or more Pump to vacuum, then inject 10ml of BTP liquid, and place it in an oven at 40°C for 12 hours; after cooling to room temperature, add 1.4g of calcium hydroxide superfine powder and 5.6g of talcum powder into the steel cylinder, and stir Mix the three powders evenly to obtain the gas-solid composite powder-based fire extinguishing agent of the present invention.
[0023] As measured by a particle size analyzer, the average particle size of the particles in the fire extinguishing agent is 4.7 μm.
[0024] According to the X-ray fluorescence test, the content of Br in the sample was 6.4%, indicating that the c...
Embodiment 2
[0026] Embodiment 2: Take mordenite as the gas-solid composite powder-based fire extinguishing agent of matrix
[0027] After milling 100g of mordenite in a ball mill for 20min, dry at 120°C for 2h; take 90g of the refined zeolite and put it into a 2.0L steel cylinder with a pressure resistance of 0.5MPa to vacuum, and then inject 8ml of BTP liquid, Place in an oven at 35°C for 24 hours; after cooling to room temperature, add 1.0g of calcium hydroxide superfine powder and 4.2g of talcum powder into the steel cylinder, shake the steel cylinder for 15 minutes to mix the three powders evenly, that is Obtain the gas-solid composite powder-based fire extinguishing agent of the present invention.
[0028] As measured by a particle size analyzer, the average particle size of the particles in the fire extinguishing agent is 5.0 μm.
[0029] According to the X-ray fluorescence test, the content of Br in the sample was 4.6%, indicating that the content of BTP was 10.1%.
[0030] 100g ...
Embodiment 3
[0031] Embodiment 3: Take NaY type zeolite as the gas-solid composite fire extinguishing agent of matrix
[0032] Mill 100g of NaY-type zeolite in a ball mill for 40min, and dry at 120°C for 2h; take 90g of the refined zeolite and put it into a 2.0L steel cylinder with a pressure resistance of 0.5MPa to vacuum, and then inject 5ml of BTP liquid , placed in an oven at 40°C for 12 hours; after cooling to room temperature, add 2.0g of calcium hydroxide superfine powder and 5.0g of talcum powder into the cylinder, shake the cylinder for 10min to mix the three powders evenly, That is the gas-solid composite powder-based fire extinguishing agent of the present invention.
[0033] As measured by a particle size analyzer, the average particle size of the particles in the fire extinguishing agent is 4.5 μm.
[0034] According to the X-ray fluorescence test, the content of Br in the sample is 3.5%, indicating that the content of BTP is 7.6%.
[0035]Put 50g of the composite powder in ...
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