A kind of baking-type single-layer water-based flash paint for aluminum alloy wheel hub and preparation method thereof
An aluminum alloy wheel, flash paint technology, applied in coatings, anti-corrosion coatings, etc., can solve problems such as limitations, and achieve excellent recoating adhesion, good weather resistance, salt spray resistance, and acid and alkali resistance.
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Embodiment 1
[0031] The aluminum alloy wheel hub of the present embodiment is made up of following composition with baking type single-layer water-based flash paint:
[0032] Table 1: Baking type single-layer water-based flash paint (embodiment 1) for aluminum alloy wheels
[0033]
[0034]
[0035] The preparation method of the baking-type single-layer water-based flash paint for the aluminum alloy wheel hub of the present embodiment may further comprise the steps:
[0036] S1: Add the water-based silver paste to the reaction kettle A, then add the second solvent and thickener, stir until it becomes a uniform slurry, then soak for 2 hours under this condition, and set aside;
[0037] S2: Add the acrylic resin to the reaction kettle B, and add a neutralizing agent to adjust the pH value to 7.5-8.5 under the condition of a rotating speed of 500 RPM;
[0038] S3: Add the first solvent into the reaction kettle B, and disperse for 10 minutes at a rotation speed of 500 RPM;
[0039] S4:...
Embodiment 2
[0045] The aluminum alloy wheel hub of the present embodiment is made up of following composition with baking type single-layer water-based flash paint:
[0046] Table 2: Baking type single-layer water-based flash paint (embodiment 2) for aluminum alloy wheels
[0047]
[0048]
[0049] The preparation method of the baking-type single-layer water-based flash paint for the aluminum alloy wheel hub of the present embodiment may further comprise the steps:
[0050] S1: Add the water-based silver paste to the reaction kettle A, then add the second solvent and thickener, stir until it becomes a uniform slurry, then soak for 1 hour under this condition, and set aside;
[0051] S2: Add the acrylic resin to the reaction kettle B, and add a neutralizing agent to adjust the pH value to 7.5-8.5 under the condition of a rotating speed of 1000 RPM;
[0052] S3: Add the first solvent into the reaction kettle B, and disperse for 5 minutes at a rotation speed of 1000 RPM;
[0053] S4: A...
Embodiment 3
[0059] The aluminum alloy wheel hub of the present embodiment is made up of following composition with baking type single-layer water-based flash paint:
[0060] Table 3: Baking type single-layer water-based flash paint (embodiment 3) for aluminum alloy wheels
[0061]
[0062]
[0063] The preparation method of the baking-type single-layer water-based flash paint for the aluminum alloy wheel hub of the present embodiment may further comprise the steps:
[0064] S1: Add the water-based silver paste to the reaction kettle A, then add the second solvent and thickener, stir until it becomes a uniform slurry, then soak for 2 hours under this condition, and set aside;
[0065] S2: Add the acrylic resin to the reaction kettle B, and add a neutralizing agent to adjust the pH value to 7.5-8.5 under the condition of a rotating speed of 800 RPM;
[0066] S3: Add the first solvent into the reaction kettle B, and disperse for 10 minutes at a rotation speed of 800 RPM;
[0067] S4:...
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