What Are the Advantages of Using Titanium Dioxide to Make Coatings?

Jan . 24, 2025 15:18 Terug na lys

What Are the Advantages of Using Titanium Dioxide to Make Coatings?

The application of titanium dioxide in coatings is very extensive, mainly used to enhance the coverage, whiteness, and durability of coatings. As a high-performance aluminum modified titanium dioxide, it has excellent dispersibility and stability, which can be uniformly distributed in coatings, effectively improving the optical performance and weather resistance of coatings. This product is widely used in exterior wall coatings, industrial coatings, automotive coatings and other fields, especially in the environment that needs long-term ultraviolet radiation resistance and aging resistance.

 

 

Titanium Dioxide Provides Coverage

 

Principle: In coatings, the high refractive index of titanium dioxide enables it to effectively scatter light. When light shines on the surface coated with paint, the titanium dioxide particles in the paint scatter the light, preventing it from penetrating the coating and covering the underlying surface. The size of its coverage is related to factors such as the particle size, crystal structure, and content of titanium dioxide in the coating. Generally speaking, smaller titanium dioxide particles can provide better coverage.

 

Application case: In building interior wall coatings, titanium dioxide can effectively cover wall stains, cracks, and other defects, making the wall look clean and smooth. In industrial protective coatings, for situations where it is necessary to cover old coatings or uneven metal surfaces, the covering power of titanium dioxide can ensure the uniformity and integrity of the new coating.

 

Titanium Dioxide Enhances Whiteness and Brightness

 

Principle:  titanium dioxide has excellent whiteness and light reflection properties. It can reflect almost all wavelengths of visible light, making the coating appear bright white. In white paint, its high whiteness can enhance the quality and aesthetics of the paint; In colored coatings, it can also be used as a whitening agent to adjust the brightness of colors.

 

Application case: In high-end exterior latex paint, the addition of titania tio2 can make the building's exterior walls appear dazzling white in sunlight, enhancing the appearance of the building. In car white topcoat, it can give the car surface a high gloss and pure white, enhancing the overall aesthetics of the car.

 

Titanium Dioxide Improves the Dispersibility and Stability of Coatings

 

Principle: tio2 has excellent dispersibility through a special production process. During the coating preparation process, it can be uniformly dispersed in the coating system to avoid agglomeration. This good dispersibility helps to improve the stability of the coating, prevent pigment settling, and ensure the quality uniformity of the coating during storage and use.

Application case: In water-based coatings, the good dispersibility of titania tio2 allows the coating to maintain a uniform state even after long-term storage, without pigment precipitation or delamination. In powder coatings, its dispersion stability can ensure the uniformity of the coating during spraying, making the quality of the coating more reliable.

 

Titanium Dioxide Adjusts the Glossiness of Coatings

 

Principle: By adjusting the particle size, dosage, and coordination with other pigments and additives of tio2 in the coating, the glossiness of the coating can be adjusted. Larger titanium dioxide particles or higher addition amounts may result in higher glossiness of the coating, while smaller particles and appropriate addition amounts can achieve a matte or semi glossy effect.

 

Application case: In furniture coatings, titanium dioxide can be used to create coatings with different glossiness such as high gloss and matte according to different furniture styles and needs. For modern minimalist furniture, high gloss coatings may be used to reflect a sense of fashion; For Chinese or Nordic style furniture, matte coatings can better create a natural and rustic atmosphere.

 

titanium dioxide can effectively enhance the UV resistance of coatings, delay color fading and surface cracking, thereby improving the service life of coatings. In addition, the high whiteness and excellent coverage of it can enhance the coverage effect of the coating, reduce the amount of coating used, and have good economic benefits.

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