Introduction of the three major roles of pigments in wood coatings

Pigments are white or colored fine powdery substances. It is generally insoluble in water, oil, solvents and other media (individual pigments are soluble), but can be evenly dispersed in water. Mix the pigment and film-forming substance solution on the surface of the substance to form a paint layer of various colors with covering ability,

In the process of coating or finishing wood products, the pigment has three functions: one is due to the manufacture of color paints, such as magnetic paint, blending paint, etc .; the second is to prepare pigment colorants in the wood coating process for the coloring of the substrate surface; three It is used as a constitutional pigment for blending putty for wood surface embedding and hole filling.

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