The latex paint on the market can be said to be a mixture of fish and fish. Because of the recognition of environmental protection materials, many businesses call the name of environmental protection latex paint. So how do you identify the environmentally friendly interior latex paint ? The following small series to introduce to everyone about how to buy environmentally friendly interior wall latex paint ?
Environmental protection type interior wall latex paint how to choose
First, identify the quality of environmental protection latex paint
1. Open the cover of the paint and ask the smell of the paint. The truly environmentally friendly latex paint is water-based, non-toxic and odorless, so if you smell a pungent odor or industrial flavor, it may be a poor quality latex paint. Do not choose. After the latex paint is left for a period of time, the surface of the genuine latex paint will form a thick and elastic oxide film that will not crack easily. Poor quality latex paints will only form a thin film that is brittle and has a pungent odor.
2. Mix the latex paint with wooden sticks and pick them up with wooden sticks. The high-quality latex paint will become fan-shaped when facing downflow.
3, can use the touch of a finger to determine the quality of latex paint, genuine latex paint feel smooth and delicate.
4, can be a little latex paint paint brushed on the cement wall, the coating is dry and then scrubbed with a wet rag, good quality latex paint scrub resistance is very strong, rub a hundred or two times the coating appearance will not have a significant impact, and The low-grade water-soluble coating only wipes more than ten times, and the fading phenomenon of falling powder and exposed bottom occurs. The latex paint is applied to the wall, and the genuine color is as bright as new and brings good visual effects. When choosing latex paint, be sure to look at the ingredients. The composition of a high-quality latex paint should be a copolymer resin or a pure acrylic resin. Also pay attention to the shelf life of the product and avoid buying expired products.
Second, buy more environmentally friendly latex paint more
The purchase of latex paint may be most concerned about environmental protection and prices.
The most important environmental index of latex paint is the content of volatile organic compounds (VOCs). According to national standards, the VOC content per liter of latex paint cannot exceed 200 grams. In order to facilitate consumers to purchase latex paint, the Consumers Association of China has recently conducted a comparative test of 83 kinds of interior latex paint products in cooperation with the associations of Beijing, Shanghai, Guangdong, and Sichuan.
Third, look for brand paint
According to the results released, the environmental performance of the latex paint basically met the standard. The contents of volatile organic compounds (VOC) and soluble heavy metals in all samples were in compliance with national standards; only one sample of formaldehyde exceeded the upper limit of the national standard. Because the 83 samples used in the experiment were purchased from 19 building materials markets or supermarkets in four cities of Beijing, Shanghai, Chengdu, and Guangzhou, they covered major international and domestic brands and local brands, as well as products with different prices for the same brand. Therefore, consumers who pay attention to environmental protection can give priority to purchasing branded latex paints.
Fourth, see if it is environmentally friendly
The detection of harmful substances in the environmental protection of latex paint is mainly the detection of four heavy metals such as volatile organic compounds (VOC), free formaldehyde, and soluble lead, soluble cadmium, soluble chromium, and soluble mercury. In accordance with GB 18582-2001 "National standards for indoor decoration materials interior wall paint harmful substances" national standards are: VOC ≤ 200g / L; free formaldehyde ≤ 0.1g / kg; soluble lead ≤ 90mg / kg; soluble cadmium ≤ 75mg / kg; Soluble chromium ≤ 60mg/kg; soluble mercury ≤ 60mg/kg. Many brands can meet the national standards, but some well-known brands in the market will have particularly low levels of harmful substances in their products, so that the harmful components of the human body will be few.
The above about how to buy environmentally friendly interior wall latex paint is briefly introduced here, and I hope to help you. For more information, please visit this website. Stay tuned.
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