Water-based waterproof paint and preparation method and application thereof
A waterproof coating, water-based technology, applied in the direction of coating, etc., can solve the problems of poor durability, slow drying speed, color distortion, etc., and achieve the effect of good durability and waterproof performance
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Embodiment 1
[0109] The preparation of water-based paint: according to shown in table 1, each component is by weight,
[0110] 1) Add polyethylene glycol to deionized water in proportion and stir evenly;
[0111] 2) Add melamine, color fixing agent and silica sol to the mixed solution prepared in step 1) in proportion, and stir evenly to obtain a dispersion;
[0112] 3) Add the dispersion prepared in step 2) into polyvinyl alcohol in proportion, and add the acrylate copolymer emulsion, and stir evenly;
[0113] 4) Add defoamer and brightener in proportion to the mixed solution prepared in step 3), and stir evenly to obtain a water-based waterproof coating.
[0114] Preparation of samples for testing:
[0115] Apply 100g of water-based waterproof paint directly on the 124cm*100cm inkjet base paper, and after drying, print a picture on the inkjet base paper with an inkjet printer. The ink absorption time and water resistance of the samples were tested sequentially according to the above t...
Embodiment 2-6 and comparative example 1-6
[0117] Get the parts by weight of each material shown in Table 1 and get each material for subsequent use, prepare water-based waterproof coating and test samples with reference to the method of Example 1, and test the ink absorption time, water resistance, etc. of the samples, and report the test results Recorded in Table 2.
[0118] Table 1
[0119]
[0120] Table 2
[0121]
[0122]
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