Smoke cleaner after fire
A technology of cleaning agent and dust, which is applied in the direction of detergent composition, detergent compounding agent, surface active detergent composition, etc., and can solve problems such as damage to precision instruments, poor cleaning effect, and physical damage
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[0110] 1. Preparation of samples. A flammable liquid combustion and smoke collection device developed by the Tianjin Fire Research Institute of the Ministry of Public Security was used to simulate the fire environment. The standard ignition source is a mixture of 250mL No. 93 Shell gasoline and 250g PVC pipe. Place a 50mm×50mm PCB board on the sampling board. After the fire source is burned out, use the NJCL-H chloride ion content rapid tester to measure the chloride ion content on the PCB board. The chloride ion content is about 200mg / cm 2 The PCB board as a sample.
[0111] 2. Soot cleaning ability. The chloride ion content of the sample is about 200mg / cm 2 . Mix the example and deionized water evenly at a volume ratio of 1:40. After soaking with dust-free paper, wipe the surface of the sample once or twice, and then wipe it once with a new piece of dust-free paper soaked in deionized water. Use a microscope to observe the smoke and dust residues. Among the 10 samples, ...
Embodiment 1
[0118] The compound shown in formula (A) is selected from ethylene glycol monobutyl ether, the compound shown in formula (B) is selected from AEO-9, the compound shown in formula (C) is selected from sodium hydroxide, and the compound shown in formula (D) is selected from The compound shown is selected from potassium oleate, the compound shown in formula (E) is selected from monoethanolamine, sodium olefin sulfonate is selected from AOS, and Tween is selected from Tween 20.
[0119] Based on 100 parts by weight of the cleaning agent, the post-fire smoke cleaning agent contains 10 parts of ethylene glycol monobutyl ether, 0.75 parts of AEO-9, 3 parts of sodium hydroxide, 0.15 parts of potassium oleate, 8.4 parts of monoethanolamine, and 4 parts of AOS 1.5 parts of Tween 20, 1 part of tetrasodium edetate, and the balance of water.
Embodiment 2
[0121] Same as Example 1, except that the compound represented by formula (A) is selected from ethylene glycol monoisobutyl ether.
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