Saturday, May 18, 2013

Chromium Compounds




Chromium លោកហធាតុព៌ណប្រផេះភ្លឺ                        pigment ព៌ណ
Particle បំណែកតូចៗ                                                   opaqueness ភាពស្រអាប់
Blend​ លាយព៌ណ                                                        solvent ធាតុរំលាយ


Most chromium compounds have brightly colored hues, and as a result they are widely used as coloring agents, or pigments, in paints. In addition, to having a pleasing color, a paint must protect the surface to which it is applied and be easy to apply in a thin, uniform coast.
                All paints consist of two parts. One is a powder of solid particles that is the source of the color and the opaqueness and is known as the pigment. The other, called the binder, is the liquid into which the pigment is blended. The binder used in some paints is made from oily solvents such as those derived from petroleum resources. When applied, these solvents evaporate, leaving deposits of pigment on the surface.
 

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