Foam extingusher with covering function
A foam fire extinguishing agent and functional technology, applied in the field of foam fire extinguishing agents, can solve the problems of not covering oil to prevent evaporation, preventing the leakage of toxic, harmful, inflammable and explosive chemicals, short retention time, and foam failure. Product evaporation, good fire-extinguishing performance, good re-ignition performance
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Embodiment 1
[0008] Example 1: Weigh F1157N 3.0Kg, ethylene glycol butyl ether 6.0Kg, F3 0.2Kg, CAB 16.0Kg to form mixture A, then weigh 1.0Kg sodium alginate, ethylene glycol 5.0kg, urea 3.0Kg, water 65.0Kg to form mixture B, add A to B, stir evenly, finally add preservative formaldehyde 0.2Kg, stir until it is a transparent solution, adjust the pH to 8.2 with 10% sodium hydroxide, which is the product of the present invention.
[0009] F in this example 3 OBS or FC-4 can be used instead, CAB can be changed to LAB or MZL or K12 or APG, sodium alginate can be changed to JR-400 or CMC or HEC or cationic starch or chitosan or xanthan gum, ethylene glycol can be Use diethylene glycol or glycerin instead.
Embodiment 2
[0010] Example 2: Weigh F1203 5.0Kg, propylene glycol butyl ether 3.0Kg, OBS 0.4Kg, LAB 10.0Kg to form A, then weigh JR-400 0.7Kg, glycerol 8.0Kg, urea 5.0Kg, water 46.0Kg to form B, add A to B, stir evenly, finally add preservative sodium benzoate 0.6Kg, stir until it becomes a transparent solution, adjust the pH to 8.5 with 10% sodium hydroxide, add buffer
[0011] project
[0012] Nouns used in the present invention: F1157N is perfluoroalkyl betaine, F1203 is a compound of fluorocarbon surfactant and hydrocarbon surfactant, F3 is perfluorooctylsulfonyl quaternary ammonium salt, OBS is perfluoroalkoxy Sodium phenyl sulfonate, FC-4 is perfluoropolyoxypropylene quaternary ammonium iodide, CAB is cocamidopropyl betaine, LAB is lauryl amidopropyl betaine, MZL is 1-hydroxyethyl-1- Carboxymethyl-alkyl imidazoline, APG is alkyl polyglucoside, K12 is sodium lauryl sulfate, JR-400 is cationic cellulose ether, CMC is sodium carboxymethyl cellulose, HEC is hydroxyethyl cel...
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