Paint knowledge how to choose wall paint

Core tip: before choosing wall paint, we should first learn the environmental protection knowledge of wall paint, and then choose products according to these key indicators Environmental protection index 1: VOC content At present, the compulsory implementation standard is implemented in our country, that is, VOC ≤ 200g / L There are three types of VOC effects on human body: odor and sensory effects; mucosal irritation and other systemic toxicity; some VOCs have been proved to be carcinogens or suspicious carcinogens Environmental protection index 2: formaldehyde content Now the compulsory standard value is ≤ 100mg / kg Formaldehyde itself is highly toxic, 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: before choosing wall paint, we should first learn the environmental protection knowledge of wall paint, and then choose products according to these key indicators
environmental protection index 1: VOC content At present, the compulsory implementation standard is implemented in our country, that is, VOC ≤ 200g / L There are three types of VOC effects on human body: odor and sensory effects; mucosal irritation and other systemic toxicity; some VOCs have been proved to be carcinogens or suspicious carcinogens
environmental protection index 2: formaldehyde content Now the compulsory standard value is ≤ 100mg / kg Formaldehyde itself is highly toxic and has a strong coagulation effect on protein It can combine with amino and hydroxyl groups of nucleic acid to denature it It can block the action of stomach enzyme and pancreatin, thus affecting metabolism Its steam has carcinogenic effect on rodents
environmental protection index 3: heavy metal content Heavy metals mainly refer to soluble lead, cadmium, chromium, mercury and other substances Some heavy metals are essential trace elements for human body in a certain concentration However, when the amount of heavy metals entering human body exceeds the limit that human body can tolerate, it can cause serious physiological damage and lead to a variety of diseases Lead poisoning is more serious for children, and children have special susceptibility to lead Us code of federal regulations cfr1303 stipulates that lead content greater than 60mg / kg is lead paint, which is forbidden to be used in public places or interior decoration
performance index 1: number of scrubbing resistance The frequency of scrubbing mainly depends on the content and quality of the emulsion The main raw material also determines the main properties of latex paint, such as scrubbing times, weather resistance and color retention Good wall paint products basically have more than 5000 scrubbing times If you have a high requirement for scrubbing times, you can consider 3A environmental protection paint with excellent resistance to clean, high resistance to pollution and full effect wall paint, which has up to 60000 scrubbing times In addition, if it is ultra white products on the market, you should pay more attention to the comparison of the number of scrubbing resistance Step 2: check the test report of the products recommended by the shopping guide Corresponding to the above mentioned several environmental protection indicators, at the same time, pay attention to whether the performance indicators are described on the product packaging Step 3: choose products reasonably According to the member structure and consumption ability of one's own family to determine the products to be purchased, what is specially proposed here is that the alkali resistant primer of the wall paint should not be saved If the family condition is good, some products with special performance can be considered in the selection of the wall paint, such as children's paint, super scrub resistant finish, etc Step 4: carry out anti-counterfeiting query of products Understand the anti-counterfeiting query methods of purchased products and conduct relevant anti-counterfeiting queries on products Step 5: understand the after-sales service Step 6: check the final effect In case of any comments, feedback or communication shall be made to the distribution store in time to protect their maximum rights and interests
other: according to the different functions of the room, choose the corresponding characteristics of latex paint When choosing latex paint, good cost performance should be taken as the selection standard, and the corresponding characteristic latex paint should be selected according to the different functions of the room For example, the best choice for toilets and basements is the ones with good mildew resistance, the ones for kitchens and bathrooms are the ones with good stain resistance and scrub resistance, and the ones with certain elasticity are the ones for covering cracks and protecting wall decoration 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,