Flame-retardant steel surface coating material and preparation method thereof
A technology of surface coating and silane coupling agent, applied in the field of flame retardant steel surface coating material and its preparation, can solve the problems of poor surface scratch resistance, affecting the service life, etc., to keep the surface intact and good resistance. Effects of high temperature performance and mechanical strength, good adhesion
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Embodiment 1
[0029] (1) Weigh 5 kg of zinc oxide and 0.1 kg of dibutyltin maleate, add them to a ball mill, and grind for 5 minutes to obtain a 400-mesh powder;
[0030] (2) Add 1,2-pentanediol 15kg, polyacrylamide 48kg, and ammonium polyphosphate 0.05kg in turn to the powder in step 1, and stir evenly at 65°C;
[0031] (3) Heat up to 85°C, add 0.03kg of bis-imidazolidinyl urea, 0.02kg of silane coupling agent KH550 and 0.01kg of 2,6-tertiary butyl-4-methylphenol in sequence, and stir for 10 minutes to obtain a flame retardant Steel surface coating material.
[0032] The performance test results of the prepared flame-retardant steel surface coating materials are shown in Table 1.
Embodiment 2
[0034] (1) Weigh 5kg of zinc oxide and 0.1kg of dibutyltin maleate, put them into a ball mill, and grind for 15 minutes to obtain a 300-mesh powder;
[0035] (2) Add 20kg of 1,2-pentanediol, 48kg of polyacrylamide, and 0.05kg of ammonium polyphosphate to the powder in step 1 in sequence, and stir evenly at 65°C;
[0036] (3) Heat up to 85°C, add 0.03kg of bis-imidazolidinyl urea, 0.04kg of silane coupling agent KH550 and 0.01kg of 2,6-tertiary butyl-4-methylphenol in sequence, and stir for 10 minutes to obtain a flame-retardant Steel surface coating material.
[0037] The performance test results of the prepared flame-retardant steel surface coating materials are shown in Table 1.
Embodiment 3
[0039] (1) Weigh 9kg of zinc oxide and 0.05kg of dibutyltin maleate, put them into a ball mill, and grind for 15 minutes to obtain a 300-mesh powder;
[0040] (2) Add 20kg of 1,2-pentanediol, 35kg of polyacrylamide, and 0.2kg of ammonium polyphosphate to the powder in step 1 in sequence, and stir evenly at 70°C;
[0041] (3) Heat up to 95°C, add 0.1 kg of bis-imidazolidinyl urea, 0.04 kg of silane coupling agent KH550, and 0.2 kg of dioctadecyl alcohol in sequence, and stir for 20 minutes to obtain a flame-retardant steel surface coating material.
[0042] The performance test results of the prepared flame-retardant steel surface coating materials are shown in Table 1.
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