Metal surface silicane treating agent containing tetraisopropyl titanate and preparing method thereof
A technology of tetraisopropyl titanate and silane treatment agent, applied in the direction of metal material coating process, etc., can solve the problems of harming the environment, high energy consumption, unstable anti-corrosion performance, etc., achieving low polarization current density, enhanced resistance Effects of Corrosive Properties
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[0018] A metal surface silane treatment agent containing tetraisopropyl titanate is made of the following components, and the weight (grams) of each raw material component in every 500 grams of mixed liquor is:
[0019] Tetraisopropyl titanate 2, ammonium benzoate 1, rosin 5, trihydroxyethyl isocyanurate 1, maleic anhydride 10, diethylene glycol butyl ether 4, propylene glycol 8, formic acid 2-3, N-(β-aminoethyl)-γ-aminopropyltrimethyl(ethyl)oxysilane 12, the balance is deionized water.
[0020] The preparation method of described metal surface silanization protective treatment agent comprises the following steps:
[0021] (1) Heat and melt the rosin to 110-115°C, add diethylene glycol butyl ether, N-(β-aminoethyl)-γ-aminopropyltrimethyl(b)oxysilane, and stir for 35- 50 minutes;
[0022] (2) Heat up to 145-160°C, add trihydroxyethyl isocyanurate, maleic anhydride, propylene glycol, and stir for 40-50 minutes;
[0023] (3) Continue to heat up to 190-205°C, add tetraisopropyl...
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