Nano-titanium water-based coating having long-acting resistance to formaldehyde
A water-based coating, nano-titanium technology, applied in polyester coatings, polyurea/polyurethane coatings, coatings, etc., can solve the problems of polluting the environment, slow release of formaldehyde, affecting the effect of decomposing formaldehyde, etc. Adsorption performance, the effect of reducing formaldehyde pollution
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Embodiment 1
[0013] The present embodiment provides a kind of anti-formaldehyde nano-titanium water-based coating used as putty, and its weight ratio is composed of: 25% of water-based polyurethane resin, 34% of 1250 mesh talc powder, 10% of bamboo charcoal powder with a particle diameter of not more than 100 microns, granule 3% of nano-titanium with a diameter not greater than 100 nanometers, 8% of additives, and 20% of deionized water.
[0014] Among them, the film-forming base material is selected from one-component water-based polyurethane, the filler is selected from 1250 mesh talc powder, the diameter of bamboo charcoal powder particles is not greater than 100 microns, and the diameter of nano-titanium particles is not greater than 100 nanometers.
[0015] Preparation process: Stir all kinds of raw materials evenly, and prepare the paint.
[0016] Paint film performance indicators: smooth appearance, 0.5h surface dry, 8h hard work, easy to polish, formaldehyde decomposition rate 96% ...
Embodiment 2
[0018] The present embodiment provides a formaldehyde-resistant nano-titanium water-based coating used as a primer, and its weight proportion is composed of: 30% of water-based styrene-acrylic emulsion, 10% of titanium dioxide, 18.5% of 1250 mesh talcum powder, 8% of bamboo charcoal powder, nano Titanium 2.5%, additives 6%, water 25%.
[0019] Preparation process: According to the general production process of architectural latex paint, the paint is prepared by mixing and grinding.
Embodiment 3
[0021] The present embodiment provides a kind of anti-formaldehyde nano-titanium water-based coating used as a top coat, and its weight ratio is composed of: water-based polyurethane resin 45%, titanium dioxide 20%, bamboo charcoal powder 6%, nano-titanium 2%, auxiliary agent 5% , Water 22%.
[0022] Preparation process: According to the general production process of architectural latex paint, the paint is prepared by mixing and grinding.
[0023] Paint film performance indicators: smooth appearance, 0.5h surface dry, 8h solid dry, contrast ratio 0.93, formaldehyde decomposition rate 98% (30d).
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