Titanium Dioxide Pigment for Paints and Coatings

*Gives white coatings maximum brightness and neutral tones,
*Produces bright, clean shades.
*Disperses easily and meets all requirements of modern production methods.
*Has very high hiding power and is therefore very economical to use.
*Produces low-haze, high-gloss coatings.
*Suitable for all oil-based, solvent-based and water-based paints and coatings for outdoor use.

Industry-specific attributes

Other attributes

Lead time

Rutile and anatase are two common crystal forms of titanium dioxide(Tio2), and they exhibit distinct properties that make them suitable for different applications. The primary differences between rutile and anatase titanium dioxide lie in their crystal structures, optical properties, and performance characteristics. Here's a breakdown of the key distinctions:

Crystal Structure:
Rutile Titanium Dioxide (r-TiO2): Rutile has a tetragonal crystal structure. It is characterized by well-defined, elongated crystals and is thermodynamically more stable than anatase.
Anatase Titanium Dioxide (a-TiO2): Anatase has a different tetragonal crystal structure. Its crystals are typically more rounded and less well-defined than rutile crystals.

Color and Opacity:
Rutile: Rutile TiO2 is known for its higher refractive index, resulting in greater opacity and whiteness. It provides better coverage and hiding power, making it suitable for applications where opacity is crucial, such as in paints and coatings.

Anatase: Anatase TiO2 has a slightly lower refractive index than rutile. While it is still white, it generally exhibits less opacity compared to rutile. Anatase is often used in applications where high opacity is not a primary requirement, such as in certain cosmetics and photocatalysts.

Photocatalytic Activity:
Rutile: Rutile TiO2 generally has lower photocatalytic activity compared to anatase. This makes rutile more suitable for applications where photocatalysis, such as self-cleaning surfaces, is not desired.

Chemical Stability:
Rutile: Rutile is more stable chemically and thermally. It is less reactive than anatase, making it suitable for use in environments where stability is essential, such as in outdoor coatings.
Anatase: Anatase is more reactive and can exhibit higher photocatalytic activity. This characteristic is often utilized in applications like photocatalysis for air purification and water treatment.

Cost:
Rutile: Rutile TiO2 is generally considered more expensive than anatase due to its superior properties and stability. However, the choice between rutile and anatase may also depend on the specific requirements of the application.