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• KRONOS KRONOS@ 2220 titanium dioxide KFONOS INFORMATION 2.2 an economical universal pigment for plastics which require the highest outdoor durability and very good optical properties Applications Properties Product Characteristics Product Specifications (excerpt) PVC-U and PVC-P Polyolefins Polystyrene and copolymers Liquid colours IPowder coatings KRONOS 2220 titanium dioxide has high lightening and hiding power imparts very high brightness to and approaches a neutral undertone in whites is...

Titanium dioxide (TiO2) is a widely used white pigment in various industries, including paints, coatings, plastics, paper, and cosmetics. Here are some general specifications for titanium dioxide:

1. Chemical Formula: TiO2
2. Molecular Weight: Approximately 79.87 g/mol
3. Appearance: Typically a white, odorless powder
4. Crystal Structure: Titanium dioxide can exist in different crystal structures, with the most common ones being rutile and anatase.

Typical Properties:

1. Density: The density of titanium dioxide varies depending on the specific form (rutile, anatase) and manufacturing process, but it is typically around 4.23 g/cm³ for rutile and 3.89 g/cm³ for anatase.

2. Melting Point: Titanium dioxide has a high melting point, around 1,843 degrees Celsius (rutile) and 1,843 degrees Celsius (anatase).

3. Refractive Index: Titanium dioxide has a high refractive index, contributing to its excellent light-scattering properties. The refractive index is around 2.7 for rutile and 2.5-2.6 for anatase.

4. Opacity: Titanium dioxide is known for its high opacity and brightness, making it an effective pigment for achieving whiteness in various applications.

5. Particle Size: The particle size of titanium dioxide can vary, and different grades are available for specific applications. Particle size influences properties such as opacity, gloss, and dispersibility.

6. Purity: High-quality titanium dioxide is typically specified to have a high level of purity to ensure its effectiveness as a pigment.

Applications:

• Paints and Coatings: Titanium dioxide is a crucial component in the formulation of paints and coatings to provide opacity and brightness.

• Plastics: It is used in the production of plastics to enhance whiteness and opacity.

• Paper: Titanium dioxide is used in the paper industry to improve paper brightness and opacity.

• Cosmetics: Titanium dioxide is used in cosmetics, such as sunscreens, as a UV filter.

These specifications can vary based on the specific grade or type of titanium dioxide, and it's essential to refer to the product datasheet or specifications provided by the manufacturer for precise information.

As of my last update in September 2021, titanium sand is not a standardized term in the mineral industry. However, I can provide information about titanium and its typical sources.

Titanium is a chemical element known for its strength, low density, and corrosion resistance. It is commonly used in various industries, including aerospace, automotive, medical, and sports equipment, due to its exceptional properties.

The primary natural sources of titanium are minerals such as ilmenite, rutile, and leucoxene, which are commonly referred to as titanium ores. These minerals contain varying amounts of titanium dioxide (TiO2), which is the most essential titanium compound used in commercial applications.

Specifications for titanium sand (assuming it refers to processed or concentrated titanium-bearing sands) may include the following parameters:

1. Titanium dioxide content: Typically expressed as a percentage (%) of TiO2 in the sand.
2. Impurity levels: Specification for impurities such as iron, aluminum, zircon, silica, etc., which are often present in titanium-bearing sands and need to be minimized for specific applications.
3. Particle size distribution: The range of particle sizes in the sand, which can be important for different industrial processes.
4. Moisture content: The amount of moisture present in the sand.
5. Bulk density: The mass of the sand per unit volume (e.g., kilograms per cubic meter, pounds per cubic foot).
6. Radioactivity: Some mineral sands, including those with titanium-bearing minerals, may contain trace amounts of naturally occurring radioactive elements like uranium and thorium. The radioactivity levels need to be within acceptable limits for safety and regulatory compliance.

It's important to note that specifications for titanium sand can vary depending on its intended application. For example, titanium sand used in the production of pigments or titanium dioxide nanoparticles may have different requirements than sand used in foundries or other industrial processes.

For specific information on titanium sand specifications, it's best to refer to the standards and guidelines set by relevant industry organizations or consult with mineral suppliers and manufacturers who