Paint knowledge | household decoration paint selection should be careful

Core tip: every year, CCTV's 315 party will become the focus of attention The products exposed in the program last night involved polyurethane varnish produced by Chongqing Jinxia paint industry The main quality problem was that the soluble lead and other indicators were unqualified Presumably, the people who are decorating must care more about the paint they use So what should we pay attention to when choosing paint? 1 Try to choose brand paint as much as possible There is often an advertisement on the TV without further introduction When buying paint, don't tell the painter that you want to buy paint Learn about the approximate amount of paint on the side Go to the exclusive shop and buy it by yourself Don't tell the exclusive shop to give it to you Paint knowledge | precautions for wall paint color selection Recommended introduction: when painting the wall, the owner sometimes has difficulty in choosing what color of the wall paint to paint In fact, there is no ugly color in the wall paint, only the disharmonious color matching The use of wall color contains the knowledge of health Too strong color will stimulate people's perception, make people have a sense of fidgety, affect people's mental health Grasp the basic principles of wall color and paint a colorful space 1、 Wall paint color selection notice 1 Light color is generally used for the top surface Light colors make people feel light, dark colors make people feel heavy Usually, the treatment of rooms is from top to bottom, from shallow to deep For example, the ceiling and walls of rooms are white and Paint Home News: every year, CCTV's 315 party will become the focus of attention The products exposed in the program last night involved polyurethane varnish produced by Chongqing Jinxia paint industry The main quality problem was that the soluble lead and other indicators were unqualified Presumably, the people who are decorating must care more about the paint they use So what should we pay attention to when choosing paint? 1 Try to choose brand paint, there are often advertisements on TV without further introduction When you buy paint, don't tell the painter that you want to buy paint Learn about the approximate amount of paint on the side Go to the exclusive shop and buy it by yourself Don't tell the exclusive shop the information of the painter who gives you the construction 2 See if "green" environmental protection products are available, and notice that all kinds of paints and coatings currently sold are basically marked with "green" But at present, "green" building materials on the market are not necessarily environmentally friendly? What kind of product is "green" environmental protection product? Is it equal to environmental protection products if it conforms to national standards? The confirmation of green environmental protection products should be carried out by the national certification and accreditation supervision and Administration Commission When purchasing green home decoration materials, it is necessary to recognize the "ten rings" icon of China's environmental logo, which is also the most simple and effective way to identify the authenticity of "green products" 3 Look at the weight Don't be careless There are various specifications of paint packaging on the market The lightest one is 3kg and the heaviest one is 9.5kg When you buy, you should pay attention to that there are two kinds of 5 kg labels, gross weight 5 kg and net weight 5 kg I think you should be clear about which one to choose! 4 Understand the consumption of paint: consult the merchants about the number of times and area of painting, calculate the consumption and material cost per square meter The paint is composed of solid (film-forming material) and volatile matter The high content of solid is up to 70% to 80%, and the low content is less than 10% to 20% The low price ones tend to consume a large amount, which is more expensive and wasteful after careful calculation 5 With regard to the problem of lead content, China's "limit of harmful substances in interior wall coating of interior decoration materials" stipulates that the soluble lead in interior wall coating shall not be higher than 90 mg / kg The lead compounds in the paint are mainly yellow lead, red lead and white lead Because it can keep the paint color bright for a long time, the more colorful the paint, the more likely it is to contain a lot of lead A test has been conducted by some organizations Among 23 samples of lead paint, orange paint has the highest lead content, and the rest are yellow, green, brown, etc Consumers should try to choose environmentally friendly paint, that is, ordinary paint, but also to choose a lighter color, in order to minimize lead pollution Home of coatings is specialized in coatings, diatom mud, paint coating, coating technology, fire retardant coating news and coating, diatom mud, paint coating, coating technology, fire retardant coating decoration knowledge and decoration renderings,