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After painting the wall, some owners will also stipulate that a layer of paper gluten ash is added to the surface of the wall, which is made of paper tendons, river sand, and lime powder, which is used to scrape the wall, which is similar to the current interior wall putty powder, but the color is yellow. This kind of stone wall can be moved in as soon as the wall is dry, and there was no gas detection before, and after the painted wall is made, there is no smell at all. Or there are many homeowners who have just finished painting and moved in.
Besides, lime powder itself does not have industrial methanol, and there are still many rice tofu made in the countryside.
It is also used as an alkali with lime powder. Definitely, you can't live, it's not all dry, it will wipe people's clothes and pants, and it's still humid.
After sticking to clothes and pants, there is damage to people's bodies, because lime powder is an acidic and alkaline organic compound, which has huge damage to people's eyes and skin. Dispose of the waste left behind by the painted walls, and make the natural environment a house that can be inhabited. This is also the most primitive way to paint the wall, before there was no wall paint in China, almost all the walls should be painted with lime powder.
Lime powder is divided into quicklime and hydrated lime, quicklime powder.
The main ingredient is calcium hydroxide.
After the water is discharged, it reacts with the water to form sodium carbonate.
i.e. lime) and carbon dioxide.
Dissolved solution. <>
The approximate proportion is: lime: water:
Acrylic emulsion = 30:50:20, stir well and then paint the wall.
From the perspective of the three raw materials, they are very environmentally friendly, without a little polluting substance, and are the oldest and most environmentally friendly raw materials for painting walls. The classic characteristics of cement are that it has a strong fineness, bright color, generally as a variety of building materials, typical of painting, sculpture works, pavement, marble products, etc., cement can also be used to make milky white and colorful concrete engineering, is a large-scale production of decoration concrete types. When using concrete as the raw material for bonding, the concrete used should be excellent cement above 425, and the commonly used sand should be medium and coarse sand through the sieve.
It should be blended according to the proportion of 1 (concrete): 1 (water and glue): 2 (sand), and "water" and "yellow sand cement" must be added, and sufficient water will be injected into the gap before making up, and after making up, it should be irrigated and maintained on time according to 8-12 hours of tap water, which lasts for a week, and you can answer the greater compressive strength.
The lime powder coating wall can be moved in about 7 days, and the natural ventilation must be improved to ensure that the wall is completely comfortable. The main component of lime powder is magnesium chloride.
After releasing water, calcium bicarbonate will be formed through a period of reaction (and carbon dioxide in the case).
Calcium carbonate is the main component of stones.
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Difference: Lime paste generally refers to the use of lime to paint the wall, no pollution, it is more environmentally friendly than putty paste mixed with chemical ingredients, latex paint, but the effect is not as good as the paint, because it does not contain glue, the stain can not be wiped and the color, fineness is not as good as the wall paint. Lime painted walls do not have formaldehyde.
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The color is not the same, the use of the situation is not the same, the formaldehyde contained in the lime brush wall is relatively small, almost none.
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Summary. Dear, I'm glad to answer for you: Can the white lime wall be painted with latex paint directly?
Answer: White lime walls cannot be directly painted with latex paint. Because the surface of the lime wall is relatively rough, and the flatness is not good, usually in the decoration process when encountering this phenomenon, the decoration workers will brush the glue on the lime wall, because this can effectively increase the adhesion of the putty layer.
Latex paint is a kind of water-based coating prepared by adding pigments, fillers and various additives to synthetic resin emulsion as the base material, also known as synthetic resin emulsion coating, which is a kind of organic coating.
Dear, I'm glad to answer for you: Can the white lime wall be painted with latex paint directly? A:
The lime wall of the white file cannot be directly painted with latex paint. Because the surface of the lime wall is rough and loose, and the flatness is not up to par, usually in the decoration process when encountering this phenomenon, the decoration workers will brush the lime wall with glue, because this can effectively increase the adhesion of the putty layer. Latex paint is a kind of water-based coating prepared by adding pigments, fillers and various additives to synthetic resin emulsion as the base material, also known as synthetic resin emulsion coating, which is a kind of organic coating.
Can you brush latex paint on the old white lime wall with interface agent first?
The interface agent must be brushed. But you can't brush latex paint directly, and the flatness is not good. Use putty to find the flatness and then paint. Under normal circumstances there are no problems.
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Lime walls cannot be painted directly with latex paint. Because the surface of the lime wall is rough, and the flatness is not enough. The most important thing is that if the latex paint is directly brushed on the lime wall, the latex paint may crack and peel.
Usually when this phenomenon is encountered in the decoration process, the decoration workers will brush the glue on the lime wall, because this can effectively increase the adhesion of the putty layer.
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You can directly brush latex paint, if you want to decorate in the future, and the quality of the wall is still good, as long as you brush the construction glue on the wall, and then you can batch putty and re-brush latex paint - many old walls of second-hand houses are treated like this, and not all old walls have to be shoveled with putty.
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If you mean that you may take back the house one day and live by yourself, then don't paint latex paint, and the wall is not white, you can scrape it again. Because the house will be repossessed in the future, it will take a lot of work to reprocess the wall surface of the latex paint.
Now renting out a house, mainly furniture and equipment should be complete, this is the main thing. The walls are not too dirty.
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I just renovated, latex paint is expensive, primer is a must, don't covet this money. And some of them are to buy topcoat and send primer, you can consult the boss who sells paint, he will give you guidance, if it is rented out, there is no need, oh waste of money.
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No, you cannot. I'm a designer. I'll show you the steps on the wall.
Rough house. There is no need to remove wall putty. Generally, new houses are water-resistant putty.
There is no need to eradicate. You're scraping putty now. Scrape the putty 2-3 times.
You have to dry before you can brush it again) and then you can apply latex paint. You can brush the primer and finish the coat once. Two bottoms two sides are possible, too. Both.
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It's okay to do it yourself, but it's best to use sandpaper to sand off the lime on the surface, and then paint latex paint...
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The flatness is also gone, and it can be directly applied with latex paint on the wall
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I'm a professional! If it's a rental, there's no need to paint latex paint!
You can scrape a piece of fabric (sold in paint stores) and polish it.
It's a lot cheaper!
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Generally speaking, this is not recommended.
No, the surface of the lime wall is rough and the flatness is also poor. Moreover, if the latex paint is directly brushed on the wall with lime whitewash, the latex paint will have the possibility of peeling and cracking. Generally, in the decoration, if this situation is encountered, this lime layer will be removed, and then putty.
Even if you don't remove it, you should roll the glue on the wall before batching the putty, which can improve the adhesion of the putty layer and strengthen the lime layer. It's not okay not to approve old powder, unless you don't have requirements for the quality of the decoration, or you can also try it with a small area of roller brushing.
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When the installation is carried out, there are many steps involved, the first is to brush the wall to make the ground, which is a very important project, and the materials required in this aspect of the wall are also relatively large, there are many people who use lime to brush the wall, so is there formaldehyde in the lime brush wall? Can pregnant women live with lime painted walls? What are the differences between lime brush walls and latex paint, which many people also want to know, and then I will bring you relevant content knowledge about these issues for your reference.
1. Does the lime brush wall have formaldehyde?
1. There is no formaldehyde for brushing the wall with lime, lime powder It contains limestone, shells and other inorganic gel materials, and the main components of inorganic gel are magnesium oxide and effective calcium oxide, so lime pure powder is free of formaldehyde.
2. However, before painting the wall with lime, it is necessary to use glue to adjust it, and the glue contains a large amount of formaldehyde, so after brushing the house, it is necessary to open the window for ventilation and put some green plants in the house to absorb chemical pollution. When purchasing glue, it is necessary to choose latex paint from regular manufacturers, so that the formaldehyde content is less.
2. Can pregnant women live with lime painted walls?
1. After painting the wall with lime, if there are pregnant women or children at home, they can not move in in a hurry, although the lime powder does not contain formaldehyde, but it is necessary to use glue as an adhesive, and it is to open the window for ventilation for a month before considering moving in.
2. If you use pure lime white paint, then it has no effect on pregnant women, but if you want to use some industrial paints, then there will be harmful ingredients such as formaldehyde, so for the sake of safety, after closing the rough guess and brushing the wall, put some green plants in the house, open the window for ventilation for a month, and then consider letting pregnant women move in.
3, its practical lime to brush the wall, the time to move in will be shorter than other construction materials, in the construction of the completion and drying of the film time is generally about three days, wait for the wall to be basically dry, and then let the wall volatilize, if there are no pregnant women and children, about 7 days can be moved in.
3. The difference between lime brush wall and latex paint.
1. From the point of view of the use effect, after the white lime is brushed on the wall, it is easy to get wet and fall off when encountering water. The latex paint is more moisture-proof and water-resistant, and it is also longer than the lime wall in terms of adhesion and longer than the lime in terms of service time, and the appearance will be more beautiful and delicate.
2. The use period is different, lime is generally used to decorate the house in the early years, and the treatment of the wall is less to brush to 2 or 3 times, and after the lime slurry is dry, it will appear blocky, and it will also produce powder, and it will often be accidentally rubbed on the clothes. Latex paint is the decoration paint used to decorate the house now.
3. Lime painting the wall is to use lime powder to paint the wall, this method is without any pollution, and latex paint will be relatively more environmentally friendly, because it does not contain gum, so now more families choose latex paint when decorating.
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