Water-dispersion acrylic paints: properties and characteristics

 Water-dispersion acrylic paints: properties and characteristics

Water-dispersion acrylic paints are materials that modern consumers choose for a wide variety of surfaces. They are created on the basis of an aqueous dispersion of copolymers. Such coloring compositions are distinguished by positive properties and excellent technical characteristics. This article describes their distinctive features, features of use.

Composition

Water-dispersion acrylic paints are environmentally friendly, because they are diluted exclusively with water. They do not contain organic solvents. Fillers of water-dispersion paints are marble flour, chalk, talc, as well as binders, which give strength to the coating, pigments (dyes).Many people confuse acrylic paint with acrylate, but such coloring compositions differ in composition.

Acrylic-based materials do not use impurities and additives, there are special dispersions in acrylate varieties. It is necessary to take into account this difference, selecting the appropriate coloring composition.

pros

Acrylic based paints have many advantages. Consider the main advantages of such materials.

  • Increased resistance to abrasion, long service life. Many coatings are up to a quarter century, while the surface does not lose the attractiveness of the appearance.
  • Such compositions can be used for internal and external decoration.
  • Coatings have good adhesion, they are suitable for a variety of surfaces: primed, plasterboard, wood, brick, concrete. They can be applied on plaster.
  • Applying paints on acrylic base is quite easy and even for a beginner. This can be done without the use of expensive tools and skills.
  • These coloring compositions differ in fire safety, resistance to temperature extremes. They do not crack in the cold.
  • The reaction to ultraviolet radiation in such a coating is absent, so it will remain bright for a long time.
  • Acrylic based formulations allow air to circulate naturally. There is no mold in the rooms, because the surfaces are breathing.
  • After hardening, the acrylic film becomes resistant to liquid. For this reason, such paints can be used in kitchens and bathrooms. Cover is easy to clean.
  • Polyacrylic paint has a good hiding.
  • The drying time of the coating is from half an hour to several hours. You do not have to wait long for the next layer.

When a fresh coating dries, only water evaporates. Such interior paint has no unpleasant smell.

Minuses

Certain factors can be identified that in some cases become obstacles when using water-dispersion paints and varnishes based on acrylic. It is not necessary to apply coloring compositions under certain conditions. Let's designate the main ones.

  • Strong wind. Due to strong gusts, the coating will dry unevenly, irregularities will appear on the surface.
  • Humidity too high. It should not exceed 80%, otherwise there will be no evaporation of the liquid.
  • Precipitation (even minor). Fresh coating should not be exposed to them for at least 24 hours.
  • Exposure to the scorching sun. Because of the sun's rays, the paint will be distributed unevenly over the base, irregularities, stains, streaks will appear.
  • The base protection film cannot form, if the temperature is too low. Cracks in the coating.

Scope of use

Such paints are often used for painting facade walls. This is a great option for painting buildings in urban environments. In cities, the atmosphere is polluted, and acrylic coatings are characterized by the property of repelling pollution. Such coloring compounds well protect the base from rust. This is an important advantage for coatings that are used for exterior finishes.

To color compositions to prevent the occurrence of mold and mildew, antiseptics are added to them. Such paints are well suited for use in rooms with high humidity.Acrylic-based paints can also be applied to the floor. However, this should be done only if the floor is not subjected to significant loads.

How to choose?

To find a paintwork material that will be ideal in a particular situation, you can read consumer reviews on websites, listen to the recommendations of experts. Make sure that all necessary certificates are attached to the product. Otherwise you can get poor quality material. It is not recommended to stop the choice on color coatings.

High-quality water-dispersion acrylic coloring compositions are usually white. Whiteness is an indicator of durability and reliability of paintwork material. Some unscrupulous manufacturers who add color to this paint tend to hide its flaws.

It is better to get the necessary color on their own after the purchase. The paint in any case will have to be diluted with water. You can add color in the implementation of this process.

How to work with the material?

Using acrylic water dispersion paintwork material is quite easy.To the result at the end of the finishing work was perfect, you need to take care to carefully prepare the base before applying the paint. The complexity of such processes depends on the state of the surface. If she does not need training, she will have to be patient and persistent.

Training

First you need to remove dirt, thoroughly wash the surface. In the presence of old paintwork material (for example, with bubbles and cracks), clean it using a scraper or spatula. If the case is particularly difficult (for example, an oil-based paint is applied to the concrete surface), clean the coating with a wire brush, a drill, a building hair dryer. You can also purchase an extra wash that will help remove old material from the base faster and easier.

Putty should be applied if there are defects on the surface (potholes, chips, cracks). When the coating is dry, remove the bumps using fine-grained sandpaper. Then remove all dust from the surface, apply primer to it. It is better to choose a primer with an antiseptic: it will prevent the occurrence of mold. Pay attention to the liquid with greater penetrating power: it will make the structure of the surface uniform.

The application of the coloring composition

The most suitable device is a spray: with it, water-dispersion acrylic paints can be applied as quickly and easily as possible. However, you can easily choose simpler tools. For the application of the coloring composition will need to prepare:

  • masking tape;
  • roller brush;
  • paint tray.

    To protect places that you are not going to handle (or to differentiate areas that will be colored with different shades) from getting paint, apply paper tape. First, paint hard-to-reach areas (joints, corners). For this it is better to use a comfortable brush. Then you can go to the use of the roller. Before this, it is necessary to thoroughly soak his coat in the paintwork material.

    Remember that You must first remove excess paint from the tool. To do this, roll the roller around the tray (this is especially convenient if it has a ribbed surface). When applying paintwork material, drive with a roller from right to left, top to bottom. So the first layer will be of high quality and uniform.Before applying the next layer, the previous one should be completely dry. The second time staining will be carried out much faster, and the dye composition will need much less.

    In order to get a color saturated, uniform, usually two layers of paint are enough. If you want, you can put a third. You can make the coating more interesting with the help of additional decor. To do this, you can use different devices, including stencils, textured rollers.

    Safety and storage

    It is recommended to use paintwork material in protective glasses. Before work, apply a protective cream on the hands and face. Considered coloring compositions are among the safest for human health. However, forget about the basic precautions should not be.

    Water-dispersion acrylic paints should be stored at a fairly high temperature. Such materials are not suitable for long-term storage in the cold (the maximum shelf life in such conditions is one month). It is necessary to learn more about the conditions in which it is necessary to store the container with the coloring composition.If the paint is in the wrong place, it will become thicker over time, its properties will deteriorate significantly.

    The use of acrylic water-dispersion coloring compositions is a good solution for the renovation of the facade. They allow you to make the interior more interesting, to make creative ideas a reality. However, you need to choose the right material as carefully as possible: you should give preference to manufacturers who have won the trust of consumers.

    First make sure that the room is suitable for storing such paint: focus on the light, humidity, temperature.

    Instructions for use of acrylic paints, see the following video.

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