The application of pigment in coating

Pigment has a widely use in our life, such as coating, plastic, rubber, fabric, ceramics, coloring in painting, it’s application are also extending, such as cosmetics, magnetic tape, food, Adhesives, xerography.

Choosing the right kind of pigment that suitable for the certain application plays a significant role in the utilization of pigment. It should on the basis of fully grasp pigment’s performance and features, to select the variety of pigment, to sufficiently make best use of the advantages and bypass the disadvantages, to make a comprehensive consideration. Both the effection of pigments after adding or using and the economic rationality shall be considered.

Pigment is the main raw material in coating, it often give coatings being colorful. The pigment using in coating is mainly inorganic pigment, the first is titanium dioxide. Coating also have organic pigment with good weather resistance, especially red pigment and blue pigment.

The requirements of paints for pigments vary with the varieties and application requirements of paints, the performance coating using pigment should have are as follows:

1.      Good dispersion

2.      Excellent light and weather resistance

3.      Nice heat resistance

4.      Water resistance

5.      Solvability

6.      Acid and alkaline resistance

7.      Toxic

After listing above, do you have any question about pigment?

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