Titanium Dioxide SR-2377 is a rutile-grade titanium dioxide (TiO₂) pigment engineered for industrial applications requiring high whiteness, excellent opacity, weather resistance, and stable processing performance. Produced through advanced sulfate-process technology and treated with zirconium/aluminum inorganic coatings together with organic surface modification, SR-2377 delivers excellent dispersion, optical performance, and durability across. It is widely used in both interior and exterior applications, including architectural coatings, industrial finishes, plastics, and printing inks.

Property

Typical Value

Crystal Type

Rutile Titanium Dioxide

TiO₂ Content

≥93%

Rutile Content

≥97%–98%

Surface Treatment

Zirconium/Aluminum Inorganic Coating + Organic Treatment

Average Particle Size

Approx. 0.30 μm

Whiteness

≥97

Tinting Strength

≥180

Oil Absorption

16–22 g/100g

pH Value

6.5–9.0

Volatile Matter

≤0.5%

Residue on 45μm Sieve

≤0.01%

ISO Classification

R2

ASTM Classification

Type V

Main Features of Titanium Dioxide SR-2377

  • Stable Processing Performance
  • Excellent Whiteness and Brightness
  • High Opacity and Strong Tinting Strength
  • Outstanding Weather Resistance
  • Excellent Dispersion Performance

Key Applications of SR-2377

  1. Industrial Coatings. SR-2377 pigment provides excellent dispersion, gloss retention, and processing stability in industrial coating systems. It is commonly applied in protective coatings, general industrial finishes, metal coatings, and powder coating applications.
  2. Architectural Coatings. This product is widely used in interior and exterior architectural coating applications requiring excellent whiteness, opacity, weather resistance, and long-term durability. It is suitable for emulsion paints, exterior wall coatings, decorative coatings, and waterproof coating systems.
  3. Plastics and Masterbatch. SR-2377 is suitable for a variety of plastic processing applications, including PVC, PE, PP, ABS, and engineering plastics. It helps improve whiteness, opacity, heat resistance, and overall appearance performance in plastic products and white masterbatch formulations.
  4. Printing Inks. In printing ink systems, titanium dioxide SR-2377 delivers strong tinting strength, good dispersion, and stable optical performance. It is widely used in gravure inks, offset inks, water-based inks, and UV ink applications.
  5. Paper and Rubber Products. The pigment can also be used in paper and rubber applications where high whiteness and stable performance are required. Typical applications include decorative paper, rubber compounds, shoe materials, and various industrial rubber products.

Storage Recommendations

SR-2377 should be stored in a dry and ventilated environment away from moisture and direct sunlight. Proper storage conditions help maintain product quality and long-term performance stability.

Under normal storage conditions, the product typically maintains stable quality for approximately 12 months.

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