Paint knowledge analysis on the key points of purchasing paint

Core tip: painting and finishing is the last process in the process of home decoration, and also the most "effective" project of decoration project Generally, it can be divided into two categories: paint used to paint walls and ceilings, such as latex paint, etc.; paint used for wood products, such as varnish, etc In home decoration, the commonly used wood coatings can be divided into primer and finish paint according to their functions, furniture paint and floor paint according to the parts used At present, the commonly used paints in home decoration mainly include: nitrocellulose paint (NC), polyurethane paint (PE), polyester paint (PU), etc Among them, nitrolacquer has been made in the past in China Paint knowledge how about Akzo Nobel Powder Coating Recommended introduction: powder coating is a kind of coating with different form from general coating, which is in powder form It is a new type of coating, because of its own advantages and more and more known by people Let's introduce Akzo Nobel Powder coating Akzo Nobel Powder coating is a cost-effective coating solution, which can be applied to different kinds of products After the treatment of static electricity and fire baking, a tough and durable coating surface will be formed, with the least impact on the environment Since the introduction of this technology, powder coating has been able to continue to maintain the Paint Home News: paint and finishing, is the last process in the process of home decoration, but also the decoration project the most "effect" of a project Generally, it can be divided into two categories: paint used to paint walls and ceilings, such as latex paint, etc.; paint used for wood products, such as varnish, etc In home decoration, the commonly used wood coatings can be divided into primer and finish paint according to their functions, furniture paint and floor paint according to the parts used At present, the commonly used paints in home decoration mainly include: nitrocellulose paint (NC), polyurethane paint (PE), polyester paint (PU), etc Among them, nitrocellulose paint has always been the main material for making high-grade furniture in China Now, polyester paint has gradually occupied a large market with its superior performance and technology Common brands include crocodile, Bauhinia, Dabao, Libang, sijihua, etc As for the "crystal paint" and "all-around paint" sold in the market, most of them will not be polyurethane and polyester paint There are also "high gloss paint" and "matte paint", in fact, they do not involve too many internal properties or performance problems, but the latter increases a certain amount of matting agent in the formula than the former Pay attention to the following points when purchasing paint: the variety and performance of paint are different, and the quality of paint is excellent, which depends on the comprehensive balance of its protection, decoration, technology, economy, environmental protection and other aspects, so as to facilitate the construction and ensure the quality Refer to the quality indicators in the manual when purchasing Protection: the paint film shall have certain mechanical strength, necessary heat resistance, water resistance and durability, and be able to resist the corrosion and cold resistance of chemicals At the same time, it should be elastic enough to withstand the deformation caused by the change of moisture content of wood When purchasing, please refer to the quality index in the manual Decorative: the paint film is required to be full and thick, flat and smooth with strong light or matte For transparent paint, it is required to show the wood texture clearly For opaque paint, it is required to have beautiful color and can last for a long time Technicality: convenient construction and fast drying are required Economy: low cost and low price are required But don't use the paint beyond the shelf life for the sake of being cheap The storage life of the paint is generally one year (calculated from the date of production) Environmental protection: more and more attention has been paid to environmental protection factors At present, the paints sold on the market contain more or less free isocyanate and xylene, which are harmful to human body If from the perspective of long-term impact on the human body, of course, the varieties with lower content are the first choice Pay attention to whether the products of the manufacturer are produced normally, and have the quality assurance certificate, see clearly the batch number and date of production, and confirm that the products are qualified before purchase An estimate shall be made of the amount of paint to be used The paint shall be fully purchased at one time to avoid slight color difference of the paint purchased successively At present, some of the paints sold in the market are marked with the area of three degrees (i.e the area of a barrel or a group of paints that can be painted three times), some of them are given the area of one degree per liter, etc., generally speaking, the one component wood paint (such as floor paint, etc.) three degrees per gallon barrel is on the left and right of 12 square meters It is better to select the same brand or matching paint for primer and finish to prevent chemical reaction between primer and finish When purchasing, please carefully read the type or model of primer (or top coat) specified in the outer packing instructions Open the end of the paint barrel for inspection If the texture of the paint is more delicate, the effect after painting will be better Otherwise, it will be worse Check whether the paint is layered and caked, if any, it indicates that the quality of the paint is poor 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,