What is polyurethane varnish? Is polyurethane varnish toxic

Core tip: most of my friends may know about the brand of paint, but if they ask about a specific type of paint, they may not know how to say it, or even have not heard of it Today, I will introduce a kind of paint, polyurethane varnish, that you may not have heard of Do you know what it is? Let's understand it together 1、 What is polyurethane varnish? In order to expand our knowledge, many friends want to know exactly what is polyurethane varnish In fact, polyurethane varnish is made of alkyd resin with hydroxyl group as the main material, together with a certain proportion of solvents, auxiliaries, curing agents, etc Which is the price of Dajin diatom mud Recommended brief introduction: which is the price of Dajin diatom mud? How to buy genuine diatom mud? Guangdong diatom mud agent suggests placing a basin of cold water in the air conditioning room, so that the diatom mud wall can breathe effectively The feature of the breathing wall is obvious When the indoor air is dry, the diatom mud wall will release the absorbed water quickly Put it out to help regulate the indoor dry humidity It is suggested to place a basin of cold water in the air conditioning room, so that the wall of diatom mud can breathe effectively The feature of the wall that can breathe is obvious When the indoor air is relatively dry, the wall of diatom mud will absorb the water Paint Home News: most of our friends may know the brand of paint better, but if we ask about a specific kind of paint, we may not know how to say it, or even have not heard of it Today, I will introduce a kind of paint, polyurethane varnish, that you may not have heard of Do you know what it is? Let's understand it together 1、 What is polyurethane varnish? In order to expand our knowledge, many friends want to know exactly what is polyurethane varnish In fact, polyurethane varnish is made of hydroxyl alkyd resin as the main material, with a certain proportion of solvents, auxiliaries, curing agents, etc., through some fixed processing methods 2、 The use of polyurethane varnish because the polyurethane varnish film is transparent but has a high glossiness, which can make the plain wood equipment show its texture and more bright, and has the advantages of good moisture-proof, moisture-proof, corrosion-resistant, etc., so it is often used to protect wooden furniture, wood equipment, metal products, etc Because of its excellent adhesion, many constructors are willing to choose it 3、 Construction of polyurethane varnish In addition to its good adhesion, this paint allows the construction personnel to choose it A large part of the reason is that its construction is relatively simple We only need to ensure that the painted objects are clean and tidy before construction Then we can use the spray or brush method, which is very fast in drying If it needs to dry quickly, we can also use the baking method to shorten the time Between 4、 Polyurethane varnish storage polyurethane varnish storage is very important, but we only need to pay attention to fire, waterproof, avoid collision, prevent direct sunlight on the line, in fact, this is the general paint storage method 5、 Is polyurethane varnish toxic? When any new thing comes close to us, our first reaction is whether it is safe? In fact, this point is not to worry about at all There is no toxic substance added in the production process of polyurethane varnish, which can stand the test, and the amount of volatile substance in polyurethane varnish is very small, which will not cause any harm to the air 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,