TIOXHUA R‑219 is a general-purpose, high-quality rutile titanium dioxide pigment manufactured primarily via the chloride process. It features advanced surface treatment with inorganic and organic coatings, delivering excellent whiteness, opacity, dispersibility, and durability. This grade can be widely used in coatings, plastics, inks, and related industrial applications, especially where visual quality and long-term stability are critical.

Items

TIOXHUA R–219

TiO2 content, %

92%

CIE L*, dry powder (GB/T 1864-2012)

95.4

Reducing power (TCS)

2000

PH (ISO 787-9)

7.2

Oil absorption (ISO 787-5)

19g/100g

Residue on 45μm (ISO 787-18)

0.01%

Resistivity (ISO 787-14)

100Ω*m

Volatiles at 105℃ at packaging (ISO 787-2)

0.4%

Density

4.0g/cm³

Relative scattering power

95% – 105%

Performance Features

  • High Whiteness and Color Stability. R‑219 TiO₂ pigment provides bright white appearance with consistent undertone across applications.
  • Excellent Opacity and Tinting Strength. Optimized particle size and high refractive index deliver efficient coverage and strong color performance, reducing pigment usage.
  • Superior Dispersibility and Processing. Surface-treated for easy wetting and uniform dispersion in polymers and coatings, minimizing agglomeration.
  • Outstanding Weathering and Durability. Dense coatings on chloride-process rutile provide superior UV resistance, suitable for outdoor and long-term applications.
  • Heat and Chemical Resistance. The product maintains performance under high-temperature processing or complex formulation conditions.
Main Applications of Titanium Dioxide

Product Applications

  1. Plastics: TIOXHUA R‑219 is widely used in masterbatches for PE, PP, PVC, ABS, PS, and engineering plastics. It is suitable for injection molding, extrusion, and blown film products, as well as white and colored concentrates.
  2. Coatings: The pigment is ideal for interior and exterior architectural paints, industrial protective coatings, powder coatings, coil coatings, and automotive refinishes, providing excellent opacity and color stability.
  3. Inks and Printing: Titanium dioxide R‑219 can be applied in solvent-based, water-based, and UV-curable inks, ensuring stable whiteness and strong hiding power.
  4. Other Uses: This pigment is also used in rubber products, artificial leather, decorative materials, and various composite materials, delivering consistent performance and durability.

Safety and Handling

  • Titanium dioxide is generally inert, but fine powder may cause respiratory irritation if inhaled.
  • Use protective equipment (dust mask, gloves, goggles) when handling.
  • Follow local occupational health and safety regulations.
  • Consult the Material Safety Data Sheet (MSDS) for detailed safety instructions.

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