Aircraft anti-radar stealth coating and preparation method thereof
An anti-radar and aircraft technology, which is applied in the field of aircraft coatings, can solve the problems of low electromagnetic radiation absorption rate, poor temperature stability, and low infrared reflectivity, and achieve high electromagnetic radiation absorption rate, good abrasion resistance, and infrared reflectivity. high effect
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Embodiment 1
[0030] Step 1: Weigh 100 parts of hydroxyacrylic resin, 35 parts of nitrile rubber, 40 parts of polypropylene emulsion, 20 parts of acetone, 0.05 parts of sodium hexametaphosphate, 30 parts of absolute ethanol, polyether modified 4 parts of silicone oil, 1 part of acrylonitrile-butadiene-styrene copolymer, 4 parts of paraffin wax, 2 parts of coumarone resin, 3 parts of zinc oxide, 5 parts of chromium oxide, 2 parts of calcium oxide, sodium polycarboxylate 10 servings.
[0031] Step 2: Put hydroxyacrylic resin, nitrile rubber, polypropylene emulsion, absolute ethanol and calcium oxide into a reaction kettle equipped with a thermometer and a stirrer, raise the temperature to 65°C, and stir at 450r / min for 30min.
[0032] Step 3: Heat up to 90°C, add acetone, sodium hexametaphosphate and polyether modified silicone oil, and stir for 40 minutes;
[0033] Step 4: Add the remaining raw materials, heat up to 160°C, stir at 600r / min for 1 hour, put it into a ball mill at 30°C and gri...
Embodiment 2
[0036] Step 1: Weigh 100 parts of hydroxyl acrylic resin, 55 parts of nitrile rubber, 60 parts of polypropylene emulsion, 40 parts of acetone, 0.45 parts of sodium hexametaphosphate, 50 parts of absolute ethanol, polyether modified 8 parts of silicone oil, 5 parts of acrylonitrile-butadiene-styrene copolymer, 8 parts of paraffin wax, 6 parts of coumarone resin, 7 parts of zinc oxide, 25 parts of chromium oxide, 6 parts of calcium oxide, sodium polycarboxylate 30 servings.
[0037] Step 2: Put hydroxyacrylic resin, nitrile rubber, polypropylene emulsion, absolute ethanol and calcium oxide into a reaction kettle equipped with a thermometer and a stirrer, raise the temperature to 85°C, and stir at 550r / min for 50min.
[0038] Step 3: Heat up to 110°C, add acetone, sodium hexametaphosphate and polyether modified silicone oil, and stir for 60 minutes;
[0039] Step 4: Add the remaining raw materials, raise the temperature to 200°C, stir at 800r / min for 6h, put it into a ball mill ...
Embodiment 3
[0042] Step 1: Weigh 100 parts of hydroxyl acrylic resin, 40 parts of nitrile rubber, 45 parts of polypropylene emulsion, 25 parts of acetone, 0.15 parts of sodium hexametaphosphate, 35 parts of absolute ethanol, polyether modified 5 parts of silicone oil, 2 parts of acrylonitrile-butadiene-styrene copolymer, 5 parts of paraffin wax, 3 parts of coumarone resin, 4 parts of zinc oxide, 10 parts of chromium oxide, 3 parts of calcium oxide, 15 parts of sodium polyacrylate share.
[0043] Step 2: Put hydroxyacrylic resin, nitrile rubber, polypropylene emulsion, absolute ethanol and calcium oxide into a reaction kettle equipped with a thermometer and a stirrer, raise the temperature to 65°C, and stir at 450r / min for 30min.
[0044] Step 3: Heat up to 90°C, add acetone, sodium hexametaphosphate and polyether modified silicone oil, and stir for 40 minutes;
[0045] Step 4: Add the remaining raw materials, heat up to 160°C, stir at 600r / min for 1 hour, put it into a ball mill at 30°C ...
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