What is the difference between polyurethane paint and nitrocellulose paint?
Polyester paint also has a varnish variety, called polyester varnish. Polyester paint in the construction process need to be cured, the weight of these curing agent accounted for one-third of the total weight of paint. These curing agents are also known as hardeners, the main component of which is TDI (toluene diisocyanate / toluenediisocyanate).
Nitrocellulose lacquer is mainly composed of nitrocellulose, with alkyd resin, modified rosin resin, acrylic resin, amino resin and other soft and hard resin composition. Generally need to add dibutyl phthalate, dioctyl ester, oxidized castor oil and other plasticizers. Solvents are mainly esters, ketones, alcohol ethers and other real solvents, alcohols and other solvents, and benzene and other thinner. Nitro paint is mainly used for painting of wood and furniture, home decoration, general decorative painting, metal coating, general cement coating and so on.
Polyurethane paint that is polyurethane paint. It is tough film, glossy full, strong adhesion, water and wear resistance, corrosion resistance. Is widely used in high-grade wood furniture, can also be used for metal surface. Its shortcomings are mainly tide blistering, paint powder and other issues, and polyester paint, it also has the problem of yellowing. Polyurethane paint varnish varieties known as polyurethane varnish. Polyester paint is also called unsaturated polyester paint, it is a multi-component paint, polyester resin is the main film made of a thick paint. Polyester paint film fullness, thick layer of hard surface.
