Introduction of commonly used coatings
1, polyurethane two-component resin synthetic coating (PU) polyurethane two-component resin synthetic paint is the abbreviation of polyurethane paint. It is composed of polyisocyanate and polyhydroxyl compound, which forms polyurethane membrane as the main film forming material. It is one of the main varieties of wood varnish used at home and abroad. PU two-component coatings, a group containing polyisocyanate (---NCO) oligomers (or adduct), used as curing agents. The second component is polyhydroxyl (---OH) compound or tree, pigments, fillers, solvents, catalysts and other additives. The two components and PU dilute a and B are rare.
Classification of solvents for paints and coatings
There are many kinds of civil coatings, and the classification is quite complicated. Generally, there are the following: 1. According to the type of film forming resin, it is divided into: 1 polyester (PU) varnish, 2 nitro (NC) lacquer 3 acrylic acid 4 unsaturated polyester (PE) paint 2, according to whether there is pigment classification: 1 color paint (refers to the pigment containing colored opaque solvent free coating) 2 varnish (refers to solvent free paint without pigment, general transparent). 3. According to the mechanism of film-forming drying: A, physical drying coatings (drying process only solvent evaporation, no chemical reaction) B, chemical drying coatings.
As an important raw material for furniture industry, many furniture lacquer enterprises are presenting the latest furniture and products with the latest products and technologies.
The furniture paint that people often say, actually refers to woodwork, bamboo furniture surface special paint, also known as "wood lacquer". Furniture paint can make woodenware bamboo furniture more beautiful and beautiful, improve the rough handle of furniture itself, so that furniture is not affected by climate and dryness and wetness changes. It not only plays a role in protecting and preserving bamboo furniture, but also makes the whole family life more comfortable. As an important raw material for furniture industry, many furniture lacquer enterprises are presenting their latest products and technologies to major furniture exhibitions. Through the understanding of the three furniture exhibitions, I think the development of furniture lacquer has the following trend. First, environmental protection: